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Terminal.Gui/UnitTests/TextViewTests.cs
Tig Kindel c65c57590d merge with develop
2022-12-20 18:02:31 -03:00

6819 lines
266 KiB
C#
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Text.RegularExpressions;
using Xunit;
using Xunit.Abstractions;
namespace Terminal.Gui.Views {
public class TextViewTests {
private static TextView _textView;
readonly ITestOutputHelper output;
public TextViewTests (ITestOutputHelper output)
{
this.output = output;
}
// This class enables test functions annotated with the [InitShutdown] attribute
// to have a function called before the test function is called and after.
//
// This is necessary because a) Application is a singleton and Init/Shutdown must be called
// as a pair, and b) all unit test functions should be atomic.
[AttributeUsage (AttributeTargets.Class | AttributeTargets.Method, AllowMultiple = false, Inherited = true)]
public class TextViewTestsAutoInitShutdown : AutoInitShutdownAttribute {
public static string txt = "TAB to jump between text fields.";
public override void Before (MethodInfo methodUnderTest)
{
base.Before (methodUnderTest);
// 1 2 3
// 01234567890123456789012345678901=32 (Length)
var buff = new byte [txt.Length];
for (int i = 0; i < txt.Length; i++) {
buff [i] = (byte)txt [i];
}
var ms = new System.IO.MemoryStream (buff).ToArray ();
_textView = new TextView () { Width = 30, Height = 10 };
_textView.Text = ms;
}
public override void After (MethodInfo methodUnderTest)
{
_textView = null;
base.After (methodUnderTest);
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Changing_Selection_Or_CursorPosition_Update_SelectedLength_And_SelectedText ()
{
_textView.SelectionStartColumn = 2;
_textView.SelectionStartRow = 0;
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (2, _textView.SelectedLength);
Assert.Equal ("TA", _textView.SelectedText);
_textView.CursorPosition = new Point (20, 0);
Assert.Equal (2, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (18, _textView.SelectedLength);
Assert.Equal ("B to jump between ", _textView.SelectedText);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Selection_With_Value_Less_Than_Zero_Changes_To_Zero ()
{
_textView.SelectionStartColumn = -2;
_textView.SelectionStartRow = -2;
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Selection_With_Value_Greater_Than_Text_Length_Changes_To_Text_Length ()
{
_textView.CursorPosition = new Point (2, 0);
_textView.SelectionStartColumn = 33;
_textView.SelectionStartRow = 1;
Assert.Equal (32, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (30, _textView.SelectedLength);
Assert.Equal ("B to jump between text fields.", _textView.SelectedText);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Selection_With_Empty_Text ()
{
_textView = new TextView ();
_textView.CursorPosition = new Point (2, 0);
_textView.SelectionStartColumn = 33;
_textView.SelectionStartRow = 1;
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Selection_And_CursorPosition_With_Value_Greater_Than_Text_Length_Changes_Both_To_Text_Length ()
{
_textView.CursorPosition = new Point (33, 2);
_textView.SelectionStartColumn = 33;
_textView.SelectionStartRow = 33;
Assert.Equal (32, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (32, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void CursorPosition_With_Value_Less_Than_Zero_Changes_To_Zero ()
{
_textView.CursorPosition = new Point (-1, -1);
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void CursorPosition_With_Value_Greater_Than_Text_Length_Changes_To_Text_Length ()
{
_textView.CursorPosition = new Point (33, 1);
Assert.Equal (32, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void WordForward_With_No_Selection ()
{
_textView.CursorPosition = new Point (0, 0);
var iteration = 0;
while (_textView.CursorPosition.X < _textView.Text.Length) {
_textView.ProcessKey (new KeyEvent (Key.CursorRight | Key.CtrlMask, new KeyModifiers ()));
switch (iteration) {
case 0:
Assert.Equal (4, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 1:
Assert.Equal (7, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 2:
Assert.Equal (12, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 3:
Assert.Equal (20, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 4:
Assert.Equal (25, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 5:
Assert.Equal (32, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void WordBackward_With_No_Selection ()
{
_textView.CursorPosition = new Point (_textView.Text.Length, 0);
var iteration = 0;
while (_textView.CursorPosition.X > 0) {
_textView.ProcessKey (new KeyEvent (Key.CursorLeft | Key.CtrlMask, new KeyModifiers ()));
switch (iteration) {
case 0:
Assert.Equal (25, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 1:
Assert.Equal (20, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 2:
Assert.Equal (12, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 3:
Assert.Equal (7, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 4:
Assert.Equal (4, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 5:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void WordForward_With_Selection ()
{
_textView.CursorPosition = new Point (0, 0);
_textView.SelectionStartColumn = 0;
_textView.SelectionStartRow = 0;
var iteration = 0;
while (_textView.CursorPosition.X < _textView.Text.Length) {
_textView.ProcessKey (new KeyEvent (Key.CursorRight | Key.CtrlMask | Key.ShiftMask, new KeyModifiers ()));
switch (iteration) {
case 0:
Assert.Equal (4, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (4, _textView.SelectedLength);
Assert.Equal ("TAB ", _textView.SelectedText);
break;
case 1:
Assert.Equal (7, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (7, _textView.SelectedLength);
Assert.Equal ("TAB to ", _textView.SelectedText);
break;
case 2:
Assert.Equal (12, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (12, _textView.SelectedLength);
Assert.Equal ("TAB to jump ", _textView.SelectedText);
break;
case 3:
Assert.Equal (20, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (20, _textView.SelectedLength);
Assert.Equal ("TAB to jump between ", _textView.SelectedText);
break;
case 4:
Assert.Equal (25, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (25, _textView.SelectedLength);
Assert.Equal ("TAB to jump between text ", _textView.SelectedText);
break;
case 5:
Assert.Equal (32, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (32, _textView.SelectedLength);
Assert.Equal ("TAB to jump between text fields.", _textView.SelectedText);
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void WordBackward_With_Selection ()
{
_textView.CursorPosition = new Point (_textView.Text.Length, 0);
_textView.SelectionStartColumn = _textView.Text.Length;
_textView.SelectionStartRow = 0;
var iteration = 0;
while (_textView.CursorPosition.X > 0) {
_textView.ProcessKey (new KeyEvent (Key.CursorLeft | Key.CtrlMask | Key.ShiftMask, new KeyModifiers ()));
switch (iteration) {
case 0:
Assert.Equal (25, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (32, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (7, _textView.SelectedLength);
Assert.Equal ("fields.", _textView.SelectedText);
break;
case 1:
Assert.Equal (20, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (32, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (12, _textView.SelectedLength);
Assert.Equal ("text fields.", _textView.SelectedText);
break;
case 2:
Assert.Equal (12, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (32, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (20, _textView.SelectedLength);
Assert.Equal ("between text fields.", _textView.SelectedText);
break;
case 3:
Assert.Equal (7, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (32, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (25, _textView.SelectedLength);
Assert.Equal ("jump between text fields.", _textView.SelectedText);
break;
case 4:
Assert.Equal (4, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (32, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (28, _textView.SelectedLength);
Assert.Equal ("to jump between text fields.", _textView.SelectedText);
break;
case 5:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (32, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (32, _textView.SelectedLength);
Assert.Equal ("TAB to jump between text fields.", _textView.SelectedText);
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void WordForward_With_The_Same_Values_For_SelectedStart_And_CursorPosition_And_Not_Starting_At_Beginning_Of_The_Text ()
{
_textView.CursorPosition = new Point (10, 0);
_textView.SelectionStartColumn = 10;
_textView.SelectionStartRow = 0;
var iteration = 0;
while (_textView.CursorPosition.X < _textView.Text.Length) {
_textView.ProcessKey (new KeyEvent (Key.CursorRight | Key.CtrlMask | Key.ShiftMask, new KeyModifiers ()));
switch (iteration) {
case 0:
Assert.Equal (12, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (10, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (2, _textView.SelectedLength);
Assert.Equal ("p ", _textView.SelectedText);
break;
case 1:
Assert.Equal (20, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (10, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (10, _textView.SelectedLength);
Assert.Equal ("p between ", _textView.SelectedText);
break;
case 2:
Assert.Equal (25, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (10, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (15, _textView.SelectedLength);
Assert.Equal ("p between text ", _textView.SelectedText);
break;
case 3:
Assert.Equal (32, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (10, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (22, _textView.SelectedLength);
Assert.Equal ("p between text fields.", _textView.SelectedText);
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void WordBackward_With_The_Same_Values_For_SelectedStart_And_CursorPosition_And_Not_Starting_At_Beginning_Of_The_Text ()
{
_textView.CursorPosition = new Point (10, 0);
_textView.SelectionStartColumn = 10;
_textView.SelectionStartRow = 0;
var iteration = 0;
while (_textView.CursorPosition.X > 0) {
_textView.ProcessKey (new KeyEvent (Key.CursorLeft | Key.CtrlMask | Key.ShiftMask, new KeyModifiers ()));
switch (iteration) {
case 0:
Assert.Equal (7, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (10, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (3, _textView.SelectedLength);
Assert.Equal ("jum", _textView.SelectedText);
break;
case 1:
Assert.Equal (4, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (10, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (6, _textView.SelectedLength);
Assert.Equal ("to jum", _textView.SelectedText);
break;
case 2:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (10, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (10, _textView.SelectedLength);
Assert.Equal ("TAB to jum", _textView.SelectedText);
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void WordForward_With_No_Selection_And_With_More_Than_Only_One_Whitespace_And_With_Only_One_Letter ()
{
// 1 2 3 4 5
// 0123456789012345678901234567890123456789012345678901234=55 (Length)
_textView.Text = "TAB t o jump b etween t ext f ields .";
_textView.CursorPosition = new Point (0, 0);
var iteration = 0;
while (_textView.CursorPosition.X < _textView.Text.Length) {
_textView.ProcessKey (new KeyEvent (Key.CursorRight | Key.CtrlMask, new KeyModifiers ()));
switch (iteration) {
case 0:
Assert.Equal (6, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 1:
Assert.Equal (9, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 2:
Assert.Equal (12, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 3:
Assert.Equal (25, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 4:
Assert.Equal (28, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 5:
Assert.Equal (38, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 6:
Assert.Equal (40, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 7:
Assert.Equal (46, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 8:
Assert.Equal (48, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 9:
Assert.Equal (54, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 10:
Assert.Equal (55, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void WordBackward_With_No_Selection_And_With_More_Than_Only_One_Whitespace_And_With_Only_One_Letter ()
{
// 1 2 3 4 5
// 0123456789012345678901234567890123456789012345678901234=55 (Length)
_textView.Text = "TAB t o jump b etween t ext f ields .";
_textView.CursorPosition = new Point (_textView.Text.Length, 0);
var iteration = 0;
while (_textView.CursorPosition.X > 0) {
_textView.ProcessKey (new KeyEvent (Key.CursorLeft | Key.CtrlMask, new KeyModifiers ()));
switch (iteration) {
case 0:
Assert.Equal (54, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 1:
Assert.Equal (48, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 2:
Assert.Equal (46, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 3:
Assert.Equal (40, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 4:
Assert.Equal (38, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 5:
Assert.Equal (28, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 6:
Assert.Equal (25, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 7:
Assert.Equal (12, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 8:
Assert.Equal (9, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 9:
Assert.Equal (6, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
case 10:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectedLength);
Assert.Equal ("", _textView.SelectedText);
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void WordBackward_Multiline_With_Selection ()
{
// 4 3 2 1
// 87654321098765432109876 54321098765432109876543210-Length
// 1 2 1 2
// 01234567890123456789012 0123456789012345678901234
_textView.Text = "This is the first line.\nThis is the second line.";
_textView.MoveEnd ();
_textView.SelectionStartColumn = _textView.CurrentColumn;
_textView.SelectionStartRow = _textView.CurrentRow;
var iteration = 0;
bool iterationsFinished = false;
while (!iterationsFinished) {
_textView.ProcessKey (new KeyEvent (Key.CursorLeft | Key.CtrlMask | Key.ShiftMask, new KeyModifiers ()));
switch (iteration) {
case 0:
Assert.Equal (19, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal (24, _textView.SelectionStartColumn);
Assert.Equal (1, _textView.SelectionStartRow);
Assert.Equal (5, _textView.SelectedLength);
Assert.Equal ("line.", _textView.SelectedText);
break;
case 1:
Assert.Equal (12, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal (24, _textView.SelectionStartColumn);
Assert.Equal (1, _textView.SelectionStartRow);
Assert.Equal (12, _textView.SelectedLength);
Assert.Equal ("second line.", _textView.SelectedText);
break;
case 2:
Assert.Equal (8, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal (24, _textView.SelectionStartColumn);
Assert.Equal (1, _textView.SelectionStartRow);
Assert.Equal (16, _textView.SelectedLength);
Assert.Equal ("the second line.", _textView.SelectedText);
break;
case 3:
Assert.Equal (5, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal (24, _textView.SelectionStartColumn);
Assert.Equal (1, _textView.SelectionStartRow);
Assert.Equal (19, _textView.SelectedLength);
Assert.Equal ("is the second line.", _textView.SelectedText);
break;
case 4:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal (24, _textView.SelectionStartColumn);
Assert.Equal (1, _textView.SelectionStartRow);
Assert.Equal (24, _textView.SelectedLength);
Assert.Equal ("This is the second line.", _textView.SelectedText);
break;
case 5:
Assert.Equal (23, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (24, _textView.SelectionStartColumn);
Assert.Equal (1, _textView.SelectionStartRow);
Assert.Equal (24 + Environment.NewLine.Length, _textView.SelectedLength);
Assert.Equal ($"{Environment.NewLine}This is the second line.", _textView.SelectedText);
break;
case 6:
Assert.Equal (18, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (24, _textView.SelectionStartColumn);
Assert.Equal (1, _textView.SelectionStartRow);
Assert.Equal (29 + Environment.NewLine.Length, _textView.SelectedLength);
Assert.Equal ($"line.{Environment.NewLine}This is the second line.", _textView.SelectedText);
break;
case 7:
Assert.Equal (12, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (24, _textView.SelectionStartColumn);
Assert.Equal (1, _textView.SelectionStartRow);
Assert.Equal (35 + Environment.NewLine.Length, _textView.SelectedLength);
Assert.Equal ($"first line.{Environment.NewLine}This is the second line.", _textView.SelectedText);
break;
case 8:
Assert.Equal (8, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (24, _textView.SelectionStartColumn);
Assert.Equal (1, _textView.SelectionStartRow);
Assert.Equal (39 + Environment.NewLine.Length, _textView.SelectedLength);
Assert.Equal ($"the first line.{Environment.NewLine}This is the second line.", _textView.SelectedText);
break;
case 9:
Assert.Equal (5, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (24, _textView.SelectionStartColumn);
Assert.Equal (1, _textView.SelectionStartRow);
Assert.Equal (42 + Environment.NewLine.Length, _textView.SelectedLength);
Assert.Equal ($"is the first line.{Environment.NewLine}This is the second line.", _textView.SelectedText);
break;
case 10:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (24, _textView.SelectionStartColumn);
Assert.Equal (1, _textView.SelectionStartRow);
Assert.Equal (47 + Environment.NewLine.Length, _textView.SelectedLength);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.", _textView.SelectedText);
break;
default:
iterationsFinished = true;
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void WordForward_Multiline_With_Selection ()
{
// 1 2 3 4
// 01234567890123456789012 34567890123456789012345678-Length
// 1 2 1 2
// 01234567890123456789012 0123456789012345678901234
_textView.Text = "This is the first line.\nThis is the second line.";
_textView.SelectionStartColumn = _textView.CurrentColumn;
_textView.SelectionStartRow = _textView.CurrentRow;
var iteration = 0;
bool iterationsFinished = false;
while (!iterationsFinished) {
_textView.ProcessKey (new KeyEvent (Key.CursorRight | Key.CtrlMask | Key.ShiftMask, new KeyModifiers ()));
switch (iteration) {
case 0:
Assert.Equal (5, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (5, _textView.SelectedLength);
Assert.Equal ("This ", _textView.SelectedText);
break;
case 1:
Assert.Equal (8, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (8, _textView.SelectedLength);
Assert.Equal ("This is ", _textView.SelectedText);
break;
case 2:
Assert.Equal (12, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (12, _textView.SelectedLength);
Assert.Equal ("This is the ", _textView.SelectedText);
break;
case 3:
Assert.Equal (18, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (18, _textView.SelectedLength);
Assert.Equal ("This is the first ", _textView.SelectedText);
break;
case 4:
Assert.Equal (23, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (23, _textView.SelectedLength);
Assert.Equal ("This is the first line.", _textView.SelectedText);
break;
case 5:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (23 + Environment.NewLine.Length, _textView.SelectedLength);
Assert.Equal ($"This is the first line.{Environment.NewLine}", _textView.SelectedText);
break;
case 6:
Assert.Equal (5, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (28 + Environment.NewLine.Length, _textView.SelectedLength);
Assert.Equal ($"This is the first line.{Environment.NewLine}This ", _textView.SelectedText);
break;
case 7:
Assert.Equal (8, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (31 + Environment.NewLine.Length, _textView.SelectedLength);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is ", _textView.SelectedText);
break;
case 8:
Assert.Equal (12, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (35 + Environment.NewLine.Length, _textView.SelectedLength);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the ", _textView.SelectedText);
break;
case 9:
Assert.Equal (19, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (42 + Environment.NewLine.Length, _textView.SelectedLength);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second ", _textView.SelectedText);
break;
case 10:
Assert.Equal (24, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (47 + Environment.NewLine.Length, _textView.SelectedLength);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.", _textView.SelectedText);
break;
default:
iterationsFinished = true;
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Kill_To_End_Delete_Forwards_And_Copy_To_The_Clipboard ()
{
_textView.Text = "This is the first line.\nThis is the second line.";
var iteration = 0;
bool iterationsFinished = false;
while (!iterationsFinished) {
switch (iteration) {
case 0:
_textView.ProcessKey (new KeyEvent (Key.K | Key.CtrlMask, new KeyModifiers ()));
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ($"{Environment.NewLine}This is the second line.", _textView.Text.ToString ());
Assert.Equal ("This is the first line.", Clipboard.Contents.ToString ());
break;
case 1:
_textView.ProcessKey (new KeyEvent (Key.DeleteChar | Key.CtrlMask | Key.ShiftMask, new KeyModifiers ()));
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("This is the second line.", _textView.Text.ToString ());
Assert.Equal ($"This is the first line.{Environment.NewLine}", Clipboard.Contents.ToString());
break;
case 2:
_textView.ProcessKey (new KeyEvent (Key.K | Key.CtrlMask, new KeyModifiers ()));
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("", _textView.Text.ToString ());
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.", Clipboard.Contents.ToString ());
// Paste
_textView.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ()));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.", _textView.Text.ToString ());
break;
default:
iterationsFinished = true;
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Kill_To_Start_Delete_Backwards_And_Copy_To_The_Clipboard ()
{
_textView.Text = "This is the first line.\nThis is the second line.";
_textView.MoveEnd ();
var iteration = 0;
bool iterationsFinished = false;
while (!iterationsFinished) {
switch (iteration) {
case 0:
_textView.ProcessKey (new KeyEvent (Key.K | Key.AltMask, new KeyModifiers ()));
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal ($"This is the first line.{Environment.NewLine}", _textView.Text.ToString());
Assert.Equal ($"This is the second line.", Clipboard.Contents.ToString ());
break;
case 1:
_textView.ProcessKey (new KeyEvent (Key.Backspace | Key.CtrlMask | Key.ShiftMask, new KeyModifiers ()));
Assert.Equal (23, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("This is the first line.", _textView.Text.ToString ());
Assert.Equal ($"This is the second line.{Environment.NewLine}", Clipboard.Contents.ToString ());
break;
case 2:
_textView.ProcessKey (new KeyEvent (Key.K | Key.AltMask, new KeyModifiers ()));
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("", _textView.Text.ToString ());
Assert.Equal ($"This is the second line.{Environment.NewLine}This is the first line.", Clipboard.Contents.ToString ());
// Paste inverted
_textView.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ()));
Assert.Equal ($"This is the second line.{Environment.NewLine}This is the first line.", _textView.Text.ToString ());
break;
default:
iterationsFinished = true;
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Kill_Delete_WordForward ()
{
_textView.Text = "This is the first line.";
var iteration = 0;
bool iterationsFinished = false;
while (!iterationsFinished) {
_textView.ProcessKey (new KeyEvent (Key.DeleteChar | Key.CtrlMask, new KeyModifiers ()));
switch (iteration) {
case 0:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("is the first line.", _textView.Text);
break;
case 1:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("the first line.", _textView.Text);
break;
case 2:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("first line.", _textView.Text);
break;
case 3:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("line.", _textView.Text);
break;
case 4:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("", _textView.Text);
break;
default:
iterationsFinished = true;
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Kill_Delete_WordBackward ()
{
_textView.Text = "This is the first line.";
_textView.MoveEnd ();
var iteration = 0;
bool iterationsFinished = false;
while (!iterationsFinished) {
_textView.ProcessKey (new KeyEvent (Key.Backspace | Key.CtrlMask, new KeyModifiers ()));
switch (iteration) {
case 0:
Assert.Equal (18, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("This is the first ", _textView.Text);
break;
case 1:
Assert.Equal (12, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("This is the ", _textView.Text);
break;
case 2:
Assert.Equal (8, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("This is ", _textView.Text);
break;
case 3:
Assert.Equal (5, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("This ", _textView.Text);
break;
case 4:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("", _textView.Text);
break;
default:
iterationsFinished = true;
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Kill_Delete_WordForward_Multiline ()
{
_textView.Text = "This is the first line.\nThis is the second line.";
_textView.Width = 4;
var iteration = 0;
bool iterationsFinished = false;
while (!iterationsFinished) {
_textView.ProcessKey (new KeyEvent (Key.DeleteChar | Key.CtrlMask, new KeyModifiers ()));
switch (iteration) {
case 0:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("is the first line." + Environment.NewLine
+ "This is the second line.", _textView.Text);
break;
case 1:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("the first line." + Environment.NewLine
+ "This is the second line.", _textView.Text);
break;
case 2:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("first line." + Environment.NewLine
+ "This is the second line.", _textView.Text);
break;
case 3:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("line." + Environment.NewLine
+ "This is the second line.", _textView.Text);
break;
case 4:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("" + Environment.NewLine
+ "This is the second line.", _textView.Text);
break;
case 5:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("This is the second line.", _textView.Text);
break;
case 6:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("is the second line.", _textView.Text);
break;
case 7:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("the second line.", _textView.Text);
break;
case 8:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("second line.", _textView.Text);
break;
case 9:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("line.", _textView.Text);
break;
case 10:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("", _textView.Text);
break;
default:
iterationsFinished = true;
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Kill_Delete_WordBackward_Multiline ()
{
_textView.Text = "This is the first line.\nThis is the second line.";
_textView.Width = 4;
_textView.MoveEnd ();
var iteration = 0;
bool iterationsFinished = false;
while (!iterationsFinished) {
_textView.ProcessKey (new KeyEvent (Key.Backspace | Key.CtrlMask, new KeyModifiers ()));
switch (iteration) {
case 0:
Assert.Equal (19, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal ("This is the first line." + Environment.NewLine
+ "This is the second ", _textView.Text);
break;
case 1:
Assert.Equal (12, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal ("This is the first line." + Environment.NewLine
+ "This is the ", _textView.Text);
break;
case 2:
Assert.Equal (8, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal ("This is the first line." + Environment.NewLine
+ "This is ", _textView.Text);
break;
case 3:
Assert.Equal (5, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal ("This is the first line." + Environment.NewLine
+ "This ", _textView.Text);
break;
case 4:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (1, _textView.CursorPosition.Y);
Assert.Equal ("This is the first line." + Environment.NewLine, _textView.Text);
break;
case 5:
Assert.Equal (23, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("This is the first line.", _textView.Text);
break;
case 6:
Assert.Equal (18, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("This is the first ", _textView.Text);
break;
case 7:
Assert.Equal (12, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("This is the ", _textView.Text);
break;
case 8:
Assert.Equal (8, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("This is ", _textView.Text);
break;
case 9:
Assert.Equal (5, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("This ", _textView.Text);
break;
case 10:
Assert.Equal (0, _textView.CursorPosition.X);
Assert.Equal (0, _textView.CursorPosition.Y);
Assert.Equal ("", _textView.Text);
break;
default:
iterationsFinished = true;
break;
}
iteration++;
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Copy_Or_Cut_Null_If_No_Selection ()
{
_textView.SelectionStartColumn = 0;
_textView.SelectionStartRow = 0;
_textView.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())); // Copy
Assert.Equal ("", _textView.SelectedText);
_textView.ProcessKey (new KeyEvent (Key.W | Key.CtrlMask, new KeyModifiers ())); // Cut
Assert.Equal ("", _textView.SelectedText);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Copy_Or_Cut_Not_Null_If_Has_Selection ()
{
_textView.SelectionStartColumn = 20;
_textView.SelectionStartRow = 0;
_textView.CursorPosition = new Point (24, 0);
_textView.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())); // Copy
Assert.Equal ("text", _textView.SelectedText);
_textView.ProcessKey (new KeyEvent (Key.W | Key.CtrlMask, new KeyModifiers ())); // Cut
Assert.Equal ("", _textView.SelectedText);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Copy_Or_Cut_And_Paste_With_Selection ()
{
_textView.SelectionStartColumn = 20;
_textView.SelectionStartRow = 0;
_textView.CursorPosition = new Point (24, 0);
_textView.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())); // Copy
Assert.Equal ("text", _textView.SelectedText);
Assert.Equal ("TAB to jump between text fields.", _textView.Text);
_textView.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())); // Paste
Assert.Equal ("TAB to jump between text fields.", _textView.Text);
_textView.SelectionStartColumn = 20;
_textView.SelectionStartRow = 0;
_textView.ProcessKey (new KeyEvent (Key.W | Key.CtrlMask, new KeyModifiers ())); // Cut
_textView.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())); // Paste
Assert.Equal ("TAB to jump between text fields.", _textView.Text);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Copy_Or_Cut_And_Paste_With_No_Selection ()
{
_textView.SelectionStartColumn = 20;
_textView.SelectionStartRow = 0;
_textView.CursorPosition = new Point (24, 0);
_textView.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())); // Copy
Assert.Equal ("text", _textView.SelectedText);
Assert.Equal ("TAB to jump between text fields.", _textView.Text);
_textView.SelectionStartColumn = 0;
_textView.SelectionStartRow = 0;
Assert.Equal (new Point (24, 0), _textView.CursorPosition);
Assert.True (_textView.Selecting);
_textView.Selecting = false;
_textView.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())); // Paste
Assert.Equal (new Point (28, 0), _textView.CursorPosition);
Assert.False (_textView.Selecting);
Assert.Equal ("TAB to jump between texttext fields.", _textView.Text);
_textView.SelectionStartColumn = 24;
_textView.SelectionStartRow = 0;
_textView.ProcessKey (new KeyEvent (Key.W | Key.CtrlMask, new KeyModifiers ())); // Cut
Assert.Equal (new Point (24, 0), _textView.CursorPosition);
Assert.False (_textView.Selecting);
Assert.Equal ("", _textView.SelectedText);
Assert.Equal ("TAB to jump between text fields.", _textView.Text);
_textView.SelectionStartColumn = 0;
_textView.SelectionStartRow = 0;
_textView.Selecting = false;
_textView.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())); // Paste
Assert.Equal (new Point (28, 0), _textView.CursorPosition);
Assert.False (_textView.Selecting);
Assert.Equal ("TAB to jump between texttext fields.", _textView.Text);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Cut_Not_Allowed_If_ReadOnly_Is_True ()
{
_textView.ReadOnly = true;
_textView.SelectionStartColumn = 20;
_textView.SelectionStartRow = 0;
_textView.CursorPosition = new Point (24, 0);
_textView.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())); // Copy
Assert.Equal ("text", _textView.SelectedText);
_textView.ProcessKey (new KeyEvent (Key.W | Key.CtrlMask, new KeyModifiers ())); // Selecting is set to false after Cut.
Assert.Equal ("", _textView.SelectedText);
_textView.ReadOnly = false;
Assert.False (_textView.Selecting);
_textView.Selecting = true; // Needed to set Selecting to true.
_textView.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())); // Copy
Assert.Equal ("text", _textView.SelectedText);
_textView.ProcessKey (new KeyEvent (Key.W | Key.CtrlMask, new KeyModifiers ())); // Cut
Assert.Equal ("", _textView.SelectedText);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Paste_Always_Clear_The_SelectedText ()
{
_textView.SelectionStartColumn = 20;
_textView.SelectionStartRow = 0;
_textView.CursorPosition = new Point (24, 0);
_textView.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())); // Copy
Assert.Equal ("text", _textView.SelectedText);
_textView.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())); // Paste
Assert.Equal ("", _textView.SelectedText);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void TextChanged_Event ()
{
_textView.TextChanged += () => {
if (_textView.Text == "changing") {
Assert.Equal ("changing", _textView.Text);
_textView.Text = "changed";
}
};
_textView.Text = "changing";
Assert.Equal ("changed", _textView.Text);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void TextChanged_Event_NoFires_OnTyping ()
{
var eventcount = 0;
_textView.TextChanged += () => {
eventcount++;
};
_textView.Text = "ay";
Assert.Equal (1, eventcount);
_textView.ProcessKey (new KeyEvent (Key.Y, new KeyModifiers ()));
Assert.Equal (1, eventcount);
Assert.Equal ("Yay", _textView.Text.ToString ());
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Used_Is_True_By_Default ()
{
_textView.CursorPosition = new Point (10, 0);
Assert.Equal ("TAB to jump between text fields.", _textView.Text);
_textView.ProcessKey (new KeyEvent ((Key)0x75, new KeyModifiers ())); // u
Assert.Equal ("TAB to jumup between text fields.", _textView.Text);
_textView.ProcessKey (new KeyEvent ((Key)0x73, new KeyModifiers ())); // s
Assert.Equal ("TAB to jumusp between text fields.", _textView.Text);
_textView.ProcessKey (new KeyEvent ((Key)0x65, new KeyModifiers ())); // e
Assert.Equal ("TAB to jumusep between text fields.", _textView.Text);
_textView.ProcessKey (new KeyEvent ((Key)0x64, new KeyModifiers ())); // d
Assert.Equal ("TAB to jumusedp between text fields.", _textView.Text);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Used_Is_False ()
{
_textView.Used = false;
_textView.CursorPosition = new Point (10, 0);
Assert.Equal ("TAB to jump between text fields.", _textView.Text);
_textView.ProcessKey (new KeyEvent ((Key)0x75, new KeyModifiers ())); // u
Assert.Equal ("TAB to jumu between text fields.", _textView.Text);
_textView.ProcessKey (new KeyEvent ((Key)0x73, new KeyModifiers ())); // s
Assert.Equal ("TAB to jumusbetween text fields.", _textView.Text);
_textView.ProcessKey (new KeyEvent ((Key)0x65, new KeyModifiers ())); // e
Assert.Equal ("TAB to jumuseetween text fields.", _textView.Text);
_textView.ProcessKey (new KeyEvent ((Key)0x64, new KeyModifiers ())); // d
Assert.Equal ("TAB to jumusedtween text fields.", _textView.Text);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Copy_Without_Selection ()
{
_textView.Text = "This is the first line.\nThis is the second line.\n";
_textView.CursorPosition = new Point (0, _textView.Lines - 1);
_textView.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())); // Copy
_textView.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())); // Paste
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}{Environment.NewLine}", _textView.Text);
_textView.CursorPosition = new Point (3, 1);
_textView.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())); // Copy
_textView.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())); // Paste
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the second line.{Environment.NewLine}{Environment.NewLine}", _textView.Text);
Assert.Equal (new Point (3, 2), _textView.CursorPosition);
_textView.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())); // Paste
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the second line.{Environment.NewLine}{Environment.NewLine}", _textView.Text);
Assert.Equal (new Point (3, 3), _textView.CursorPosition);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void TabWidth_Setting_To_Zero_Keeps_AllowsTab ()
{
Assert.Equal (4, _textView.TabWidth);
Assert.True (_textView.AllowsTab);
Assert.True (_textView.AllowsReturn);
Assert.True (_textView.Multiline);
_textView.TabWidth = -1;
Assert.Equal (0, _textView.TabWidth);
Assert.True (_textView.AllowsTab);
Assert.True (_textView.AllowsReturn);
Assert.True (_textView.Multiline);
_textView.ProcessKey (new KeyEvent (Key.Tab, new KeyModifiers ()));
Assert.Equal ("\tTAB to jump between text fields.", _textView.Text);
_textView.ProcessKey (new KeyEvent (Key.BackTab | Key.ShiftMask, new KeyModifiers ()));
Assert.Equal ("TAB to jump between text fields.", _textView.Text);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void AllowsTab_Setting_To_True_Changes_TabWidth_To_Default_If_It_Is_Zero ()
{
_textView.TabWidth = 0;
Assert.Equal (0, _textView.TabWidth);
Assert.True (_textView.AllowsTab);
Assert.True (_textView.AllowsReturn);
Assert.True (_textView.Multiline);
_textView.AllowsTab = true;
Assert.True (_textView.AllowsTab);
Assert.Equal (4, _textView.TabWidth);
Assert.True (_textView.AllowsReturn);
Assert.True (_textView.Multiline);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void AllowsReturn_Setting_To_True_Changes_Multiline_To_True_If_It_Is_False ()
{
Assert.True (_textView.AllowsReturn);
Assert.True (_textView.Multiline);
Assert.Equal (4, _textView.TabWidth);
Assert.True (_textView.AllowsTab);
_textView.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ()));
Assert.Equal (Environment.NewLine +
"TAB to jump between text fields.", _textView.Text);
_textView.AllowsReturn = false;
Assert.False (_textView.AllowsReturn);
Assert.False (_textView.Multiline);
Assert.Equal (0, _textView.TabWidth);
Assert.False (_textView.AllowsTab);
_textView.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ()));
Assert.Equal (Environment.NewLine +
"TAB to jump between text fields.", _textView.Text);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Multiline_Setting_Changes_AllowsReturn_AllowsTab_Height_WordWrap ()
{
Assert.True (_textView.Multiline);
Assert.True (_textView.AllowsReturn);
Assert.Equal (4, _textView.TabWidth);
Assert.True (_textView.AllowsTab);
Assert.Equal ("Dim.Absolute(30)", _textView.Width.ToString ());
Assert.Equal ("Dim.Absolute(10)", _textView.Height.ToString ());
Assert.False (_textView.WordWrap);
_textView.WordWrap = true;
Assert.True (_textView.WordWrap);
_textView.Multiline = false;
Assert.False (_textView.Multiline);
Assert.False (_textView.AllowsReturn);
Assert.Equal (0, _textView.TabWidth);
Assert.False (_textView.AllowsTab);
Assert.Equal ("Dim.Absolute(30)", _textView.Width.ToString ());
Assert.Equal ("Dim.Absolute(1)", _textView.Height.ToString ());
Assert.False (_textView.WordWrap);
_textView.WordWrap = true;
Assert.False (_textView.WordWrap);
_textView.Multiline = true;
Assert.True (_textView.Multiline);
Assert.True (_textView.AllowsReturn);
Assert.Equal (4, _textView.TabWidth);
Assert.True (_textView.AllowsTab);
Assert.Equal ("Dim.Absolute(30)", _textView.Width.ToString ());
Assert.Equal ("Dim.Absolute(10)", _textView.Height.ToString ());
Assert.False (_textView.WordWrap);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Tab_Test_Follow_By_BackTab ()
{
Application.Top.Add (_textView);
Application.Iteration += () => {
var width = _textView.Bounds.Width - 1;
Assert.Equal (30, width + 1);
Assert.Equal (10, _textView.Height);
_textView.Text = "";
var col = 0;
var leftCol = 0;
var tabWidth = _textView.TabWidth;
while (col < 100) {
col++;
_textView.ProcessKey (new KeyEvent (Key.Tab, new KeyModifiers ()));
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
}
while (col > 0) {
col--;
_textView.ProcessKey (new KeyEvent (Key.BackTab | Key.ShiftMask, new KeyModifiers ()));
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
}
Application.Top.Remove (_textView);
Application.RequestStop ();
};
Application.Run ();
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void BackTab_Test_Follow_By_Tab ()
{
Application.Top.Add (_textView);
Application.Iteration += () => {
var width = _textView.Bounds.Width - 1;
Assert.Equal (30, width + 1);
Assert.Equal (10, _textView.Height);
_textView.Text = "";
for (int i = 0; i < 100; i++) {
_textView.Text += "\t";
}
var col = 100;
var tabWidth = _textView.TabWidth;
var leftCol = _textView.LeftColumn;
_textView.MoveEnd ();
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
while (col > 0) {
col--;
_textView.ProcessKey (new KeyEvent (Key.BackTab | Key.ShiftMask, new KeyModifiers ()));
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
}
while (col < 100) {
col++;
_textView.ProcessKey (new KeyEvent (Key.Tab, new KeyModifiers ()));
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
}
Application.Top.Remove (_textView);
Application.RequestStop ();
};
Application.Run ();
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Tab_Test_Follow_By_CursorLeft_And_Then_Follow_By_CursorRight ()
{
Application.Top.Add (_textView);
Application.Iteration += () => {
var width = _textView.Bounds.Width - 1;
Assert.Equal (30, width + 1);
Assert.Equal (10, _textView.Height);
_textView.Text = "";
var col = 0;
var leftCol = 0;
var tabWidth = _textView.TabWidth;
while (col < 100) {
col++;
_textView.ProcessKey (new KeyEvent (Key.Tab, new KeyModifiers ()));
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
}
while (col > 0) {
col--;
_textView.ProcessKey (new KeyEvent (Key.CursorLeft, new KeyModifiers ()));
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
}
while (col < 100) {
col++;
_textView.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ()));
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
}
Application.Top.Remove (_textView);
Application.RequestStop ();
};
Application.Run ();
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Tab_Test_Follow_By_BackTab_With_Text ()
{
Application.Top.Add (_textView);
Application.Iteration += () => {
var width = _textView.Bounds.Width - 1;
Assert.Equal (30, width + 1);
Assert.Equal (10, _textView.Height);
var col = 0;
var leftCol = 0;
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
Assert.Equal (leftCol, _textView.LeftColumn);
while (col < 100) {
col++;
_textView.ProcessKey (new KeyEvent (Key.Tab, new KeyModifiers ()));
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
}
while (col > 0) {
col--;
_textView.ProcessKey (new KeyEvent (Key.BackTab | Key.ShiftMask, new KeyModifiers ()));
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
}
Application.Top.Remove (_textView);
Application.RequestStop ();
};
Application.Run ();
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Tab_Test_Follow_By_Home_And_Then_Follow_By_End_And_Then_Follow_By_BackTab_With_Text ()
{
Application.Top.Add (_textView);
Application.Iteration += () => {
var width = _textView.Bounds.Width - 1;
Assert.Equal (30, width + 1);
Assert.Equal (10, _textView.Height);
var col = 0;
var leftCol = 0;
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
Assert.Equal (leftCol, _textView.LeftColumn);
Assert.Equal ("TAB to jump between text fields.", _textView.Text);
Assert.Equal (32, _textView.Text.Length);
while (col < 100) {
col++;
_textView.ProcessKey (new KeyEvent (Key.Tab, new KeyModifiers ()));
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
}
_textView.ProcessKey (new KeyEvent (Key.Home, new KeyModifiers ()));
col = 0;
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = 0;
Assert.Equal (leftCol, _textView.LeftColumn);
_textView.ProcessKey (new KeyEvent (Key.End, new KeyModifiers ()));
col = _textView.Text.Length;
Assert.Equal (132, _textView.Text.Length);
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
var txt = _textView.Text;
while (col - 1 > 0 && txt [col - 1] != '\t') {
col--;
}
_textView.CursorPosition = new Point (col, 0);
leftCol = GetLeftCol (leftCol);
while (col > 0) {
col--;
_textView.ProcessKey (new KeyEvent (Key.BackTab | Key.ShiftMask, new KeyModifiers ()));
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
}
Assert.Equal ("TAB to jump between text fields.", _textView.Text);
Assert.Equal (32, _textView.Text.Length);
Application.Top.Remove (_textView);
Application.RequestStop ();
};
Application.Run ();
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Tab_Test_Follow_By_CursorLeft_And_Then_Follow_By_CursorRight_With_Text ()
{
Application.Top.Add (_textView);
Application.Iteration += () => {
var width = _textView.Bounds.Width - 1;
Assert.Equal (30, width + 1);
Assert.Equal (10, _textView.Height);
Assert.Equal ("TAB to jump between text fields.", _textView.Text);
var col = 0;
var leftCol = 0;
var tabWidth = _textView.TabWidth;
while (col < 100) {
col++;
_textView.ProcessKey (new KeyEvent (Key.Tab, new KeyModifiers ()));
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
}
Assert.Equal (132, _textView.Text.Length);
while (col > 0) {
col--;
_textView.ProcessKey (new KeyEvent (Key.CursorLeft, new KeyModifiers ()));
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
}
while (col < 100) {
col++;
_textView.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ()));
Assert.Equal (new Point (col, 0), _textView.CursorPosition);
leftCol = GetLeftCol (leftCol);
Assert.Equal (leftCol, _textView.LeftColumn);
}
Application.Top.Remove (_textView);
Application.RequestStop ();
};
Application.Run ();
}
[Fact]
public void TextView_MultiLine_But_Without_Tabs ()
{
var view = new TextView ();
// the default for TextView
Assert.True (view.Multiline);
view.AllowsTab = false;
Assert.False (view.AllowsTab);
Assert.True (view.Multiline);
}
private int GetLeftCol (int start)
{
var lines = _textView.Text.Split (Environment.NewLine);
if (lines == null || lines.Length == 0) {
return 0;
}
if (start == _textView.LeftColumn) {
return start;
}
if (_textView.LeftColumn == _textView.CurrentColumn) {
return _textView.CurrentColumn;
}
var cCol = _textView.CurrentColumn;
var line = lines [_textView.CurrentRow];
var lCount = cCol > line.Length - 1 ? line.Length - 1 : cCol;
var width = _textView.Frame.Width;
var tabWidth = _textView.TabWidth;
var sumLength = 0;
var col = 0;
for (int i = lCount; i >= 0; i--) {
var r = line [i];
sumLength += Rune.ColumnWidth (r);
if (r == '\t') {
sumLength += tabWidth + 1;
}
if (sumLength > width) {
if (col + width == cCol) {
col++;
}
break;
} else if ((cCol < line.Length && col > 0 && start < cCol && col == start) || (cCol - col == width - 1)) {
break;
}
col = i;
}
return col;
}
[Fact]
public void LoadFile_Throws_If_File_Is_Null ()
{
var result = false;
var tv = new TextView ();
Assert.Throws<ArgumentNullException> (() => result = tv.LoadFile (null));
Assert.False (result);
}
[Fact]
public void LoadFile_Throws_If_File_Is_Empty ()
{
var result = false;
var tv = new TextView ();
Assert.Throws<ArgumentException> (() => result = tv.LoadFile (""));
Assert.False (result);
}
[Fact]
public void LoadFile_Throws_If_File_Not_Exist ()
{
var result = false;
var tv = new TextView ();
Assert.Throws<System.IO.FileNotFoundException> (() => result = tv.LoadFile ("blabla"));
Assert.False (result);
}
[Fact]
public void LoadStream_Throws_If_Stream_Is_Null ()
{
var tv = new TextView ();
Assert.Throws<ArgumentNullException> (() => tv.LoadStream (null));
}
[Fact]
public void LoadStream_Stream_Is_Empty ()
{
var tv = new TextView ();
tv.LoadStream (new System.IO.MemoryStream ());
Assert.Equal ("", tv.Text);
}
[Fact]
public void LoadStream_CRLF ()
{
var text = "This is the first line.\r\nThis is the second line.\r\n";
var tv = new TextView ();
tv.LoadStream (new System.IO.MemoryStream (System.Text.Encoding.ASCII.GetBytes (text)));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}", tv.Text);
}
[Fact]
public void LoadStream_LF ()
{
var text = "This is the first line.\nThis is the second line.\n";
var tv = new TextView ();
tv.LoadStream (new System.IO.MemoryStream (System.Text.Encoding.ASCII.GetBytes (text)));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}", tv.Text);
}
[Fact]
public void LoadStream_IsDirty ()
{
var text = "Testing";
using (System.IO.MemoryStream stream = new System.IO.MemoryStream ()) {
var writer = new System.IO.StreamWriter (stream);
writer.Write (text);
writer.Flush ();
stream.Position = 0;
var tv = new TextView ();
tv.LoadStream (stream);
Assert.Equal (7, text.Length);
Assert.Equal (text.Length, tv.Text.Length);
Assert.Equal (text, tv.Text);
Assert.False (tv.IsDirty);
}
}
[Fact]
public void LoadStream_IsDirty_With_Null_On_The_Text ()
{
var text = "Test\0ing";
using (System.IO.MemoryStream stream = new System.IO.MemoryStream ()) {
var writer = new System.IO.StreamWriter (stream);
writer.Write (text);
writer.Flush ();
stream.Position = 0;
var tv = new TextView ();
tv.LoadStream (stream);
Assert.Equal (8, text.Length);
Assert.Equal (text.Length, tv.Text.Length);
Assert.Equal (8, text.Length);
Assert.Equal (8, tv.Text.Length);
Assert.Equal (text, tv.Text);
Assert.False (tv.IsDirty);
Assert.Equal ('\u2400', ConsoleDriver.MakePrintable ((Rune)tv.Text [4]));
}
}
[Fact]
public void StringToRunes_Slipts_CRLF ()
{
var text = "This is the first line.\r\nThis is the second line.\r\n";
var tv = new TextView ();
tv.Text = text;
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}", tv.Text);
}
[Fact]
public void StringToRunes_Slipts_LF ()
{
var text = "This is the first line.\nThis is the second line.\n";
var tv = new TextView ();
tv.Text = text;
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}", tv.Text);
}
[Fact]
public void CloseFile_Throws_If_FilePath_Is_Null ()
{
var tv = new TextView ();
Assert.Throws<ArgumentNullException> (() => tv.CloseFile ());
}
[Fact]
public void WordWrap_Gets_Sets ()
{
var tv = new TextView () { WordWrap = true };
Assert.True (tv.WordWrap);
tv.WordWrap = false;
Assert.False (tv.WordWrap);
}
[Fact]
public void WordWrap_True_Text_Always_Returns_Unwrapped ()
{
var text = "This is the first line.\nThis is the second line.\n";
var tv = new TextView () { Width = 10 };
tv.Text = text;
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}", tv.Text);
tv.WordWrap = true;
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}", tv.Text);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void WordWrap_WrapModel_Output ()
{
// 0123456789
var text = "This is the first line.\nThis is the second line.\n";
var tv = new TextView () { Width = 10, Height = 10 };
tv.Text = text;
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}", tv.Text);
tv.WordWrap = true;
Application.Top.Add (tv);
tv.Redraw (tv.Bounds);
TestHelpers.AssertDriverContentsWithFrameAre (@"
This is
the
first
line.
This is
the
second
line.
", output);
}
[Fact]
[AutoInitShutdown]
public void WordWrap_Deleting_Backwards ()
{
var tv = new TextView () {
Width = 5,
Height = 2,
WordWrap = true,
Text = "aaaa"
};
Application.Top.Add (tv);
Application.Begin (Application.Top);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.LeftColumn);
TestHelpers.AssertDriverContentsAre (@"
aaaa
", output);
tv.CursorPosition = new Point (5, 0);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
Application.Refresh ();
Assert.Equal (0, tv.LeftColumn);
TestHelpers.AssertDriverContentsAre (@"
aaa
", output);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
Application.Refresh ();
Assert.Equal (0, tv.LeftColumn);
TestHelpers.AssertDriverContentsAre (@"
aa
", output);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
Application.Refresh ();
Assert.Equal (0, tv.LeftColumn);
TestHelpers.AssertDriverContentsAre (@"
a
", output);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
Application.Refresh ();
Assert.Equal (0, tv.LeftColumn);
TestHelpers.AssertDriverContentsAre (@"
", output);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
Application.Refresh ();
Assert.Equal (0, tv.LeftColumn);
TestHelpers.AssertDriverContentsAre (@"
", output);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void WordWrap_ReadOnly_CursorPosition_SelectedText_Copy ()
{
// 0123456789
var text = "This is the first line.\nThis is the second line.\n";
var tv = new TextView () { Width = 11, Height = 9 };
tv.Text = text;
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}", tv.Text);
tv.WordWrap = true;
Application.Top.Add (tv);
tv.Redraw (tv.Bounds);
TestHelpers.AssertDriverContentsWithFrameAre (@"
This is
the first
line.
This is
the
second
line.
", output);
tv.ReadOnly = true;
tv.CursorPosition = new Point (6, 2);
Assert.Equal (new Point (5, 2), tv.CursorPosition);
tv.Redraw (tv.Bounds);
TestHelpers.AssertDriverContentsWithFrameAre (@"
This is
the first
line.
This is
the
second
line.
", output);
tv.SelectionStartRow = 0;
tv.SelectionStartColumn = 0;
Assert.Equal ("This is the first line.", tv.SelectedText);
tv.Copy ();
Assert.Equal ("This is the first line.", Clipboard.Contents);
}
[Fact]
public void Internal_Tests ()
{
var txt = "This is a text.";
var txtRunes = TextModel.ToRunes (txt);
Assert.Equal (txt.Length, txtRunes.Count);
Assert.Equal ('T', txtRunes [0]);
Assert.Equal ('h', txtRunes [1]);
Assert.Equal ('i', txtRunes [2]);
Assert.Equal ('s', txtRunes [3]);
Assert.Equal (' ', txtRunes [4]);
Assert.Equal ('i', txtRunes [5]);
Assert.Equal ('s', txtRunes [6]);
Assert.Equal (' ', txtRunes [7]);
Assert.Equal ('a', txtRunes [8]);
Assert.Equal (' ', txtRunes [9]);
Assert.Equal ('t', txtRunes [10]);
Assert.Equal ('e', txtRunes [11]);
Assert.Equal ('x', txtRunes [12]);
Assert.Equal ('t', txtRunes [13]);
Assert.Equal ('.', txtRunes [^1]);
int col = 0;
Assert.True (TextModel.SetCol (ref col, 80, 79));
Assert.False (TextModel.SetCol (ref col, 80, 80));
Assert.Equal (79, col);
var start = 0;
var x = 8;
Assert.Equal (8, TextModel.GetColFromX (txtRunes, start, x));
Assert.Equal ('a', txtRunes [start + x]);
start = 1;
x = 7;
Assert.Equal (7, TextModel.GetColFromX (txtRunes, start, x));
Assert.Equal ('a', txtRunes [start + x]);
Assert.Equal ((15, 15), TextModel.DisplaySize (txtRunes));
Assert.Equal ((6, 6), TextModel.DisplaySize (txtRunes, 1, 7));
Assert.Equal (0, TextModel.CalculateLeftColumn (txtRunes, 0, 7, 8));
Assert.Equal (1, TextModel.CalculateLeftColumn (txtRunes, 0, 8, 8));
Assert.Equal (2, TextModel.CalculateLeftColumn (txtRunes, 0, 9, 8));
var tm = new TextModel ();
tm.AddLine (0, TextModel.ToRunes ("This is first line."));
tm.AddLine (1, TextModel.ToRunes ("This is last line."));
Assert.Equal ((new Point (2, 0), true), tm.FindNextText ("is", out bool gaveFullTurn));
Assert.False (gaveFullTurn);
Assert.Equal ((new Point (5, 0), true), tm.FindNextText ("is", out gaveFullTurn));
Assert.False (gaveFullTurn);
Assert.Equal ((new Point (2, 1), true), tm.FindNextText ("is", out gaveFullTurn));
Assert.False (gaveFullTurn);
Assert.Equal ((new Point (5, 1), true), tm.FindNextText ("is", out gaveFullTurn));
Assert.False (gaveFullTurn);
Assert.Equal ((new Point (2, 0), true), tm.FindNextText ("is", out gaveFullTurn));
Assert.True (gaveFullTurn);
tm.ResetContinuousFind (new Point (0, 0));
Assert.Equal ((new Point (5, 1), true), tm.FindPreviousText ("is", out gaveFullTurn));
Assert.False (gaveFullTurn);
Assert.Equal ((new Point (2, 1), true), tm.FindPreviousText ("is", out gaveFullTurn));
Assert.False (gaveFullTurn);
Assert.Equal ((new Point (5, 0), true), tm.FindPreviousText ("is", out gaveFullTurn));
Assert.False (gaveFullTurn);
Assert.Equal ((new Point (2, 0), true), tm.FindPreviousText ("is", out gaveFullTurn));
Assert.False (gaveFullTurn);
Assert.Equal ((new Point (5, 1), true), tm.FindPreviousText ("is", out gaveFullTurn));
Assert.True (gaveFullTurn);
Assert.Equal ((new Point (9, 1), true), tm.ReplaceAllText ("is", false, false, "really"));
Assert.Equal (TextModel.ToRunes ("Threally really first line."), tm.GetLine (0));
Assert.Equal (TextModel.ToRunes ("Threally really last line."), tm.GetLine (1));
tm = new TextModel ();
tm.AddLine (0, TextModel.ToRunes ("This is first line."));
tm.AddLine (1, TextModel.ToRunes ("This is last line."));
Assert.Equal ((new Point (5, 1), true), tm.ReplaceAllText ("is", false, true, "really"));
Assert.Equal (TextModel.ToRunes ("This really first line."), tm.GetLine (0));
Assert.Equal (TextModel.ToRunes ("This really last line."), tm.GetLine (1));
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void BottomOffset_Sets_To_Zero_Adjust_TopRow ()
{
string text = "";
for (int i = 0; i < 12; i++) {
text += $"This is the line {i}\n";
}
var tv = new TextView () { Width = 10, Height = 10, BottomOffset = 1 };
tv.Text = text;
tv.ProcessKey (new KeyEvent (Key.CtrlMask | Key.End, new KeyModifiers ()));
Assert.Equal (4, tv.TopRow);
Assert.Equal (1, tv.BottomOffset);
tv.BottomOffset = 0;
Assert.Equal (3, tv.TopRow);
Assert.Equal (0, tv.BottomOffset);
tv.BottomOffset = 2;
Assert.Equal (5, tv.TopRow);
Assert.Equal (2, tv.BottomOffset);
tv.BottomOffset = 0;
Assert.Equal (3, tv.TopRow);
Assert.Equal (0, tv.BottomOffset);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void RightOffset_Sets_To_Zero_Adjust_leftColumn ()
{
string text = "";
for (int i = 0; i < 12; i++) {
text += $"{i.ToString () [^1]}";
}
var tv = new TextView () { Width = 10, Height = 10, RightOffset = 1 };
tv.Text = text;
tv.ProcessKey (new KeyEvent (Key.End, new KeyModifiers ()));
Assert.Equal (4, tv.LeftColumn);
Assert.Equal (1, tv.RightOffset);
tv.RightOffset = 0;
Assert.Equal (3, tv.LeftColumn);
Assert.Equal (0, tv.RightOffset);
tv.RightOffset = 2;
Assert.Equal (5, tv.LeftColumn);
Assert.Equal (2, tv.RightOffset);
tv.RightOffset = 0;
Assert.Equal (3, tv.LeftColumn);
Assert.Equal (0, tv.RightOffset);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void TextView_SpaceHandling ()
{
var tv = new TextView () {
Width = 10,
Text = " "
};
MouseEvent ev = new MouseEvent () {
X = 0,
Y = 0,
Flags = MouseFlags.Button1DoubleClicked,
};
tv.MouseEvent (ev);
Assert.Equal (1, tv.SelectedLength);
ev = new MouseEvent () {
X = 1,
Y = 0,
Flags = MouseFlags.Button1DoubleClicked,
};
tv.MouseEvent (ev);
Assert.Equal (1, tv.SelectedLength);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void CanFocus_False_Wont_Focus_With_Mouse ()
{
var top = Application.Top;
var tv = new TextView () {
Width = Dim.Fill (),
CanFocus = false,
ReadOnly = true,
Text = "some text"
};
var fv = new FrameView ("I shouldn't get focus") {
Width = Dim.Fill (),
Height = Dim.Fill (),
CanFocus = false,
};
fv.Add (tv);
top.Add (fv);
Application.Begin (top);
Assert.False (tv.CanFocus);
Assert.False (tv.HasFocus);
Assert.False (fv.CanFocus);
Assert.False (fv.HasFocus);
tv.MouseEvent (new MouseEvent () {
X = 1,
Y = 0,
Flags = MouseFlags.Button1DoubleClicked
});
Assert.Empty (tv.SelectedText);
Assert.False (tv.CanFocus);
Assert.False (tv.HasFocus);
Assert.False (fv.CanFocus);
Assert.False (fv.HasFocus);
Assert.Throws<InvalidOperationException> (() => tv.CanFocus = true);
fv.CanFocus = true;
tv.CanFocus = true;
tv.MouseEvent (new MouseEvent () {
X = 1,
Y = 0,
Flags = MouseFlags.Button1DoubleClicked
});
Assert.Equal ("some ", tv.SelectedText);
Assert.True (tv.CanFocus);
Assert.True (tv.HasFocus);
Assert.True (fv.CanFocus);
Assert.True (fv.HasFocus);
fv.CanFocus = false;
tv.MouseEvent (new MouseEvent () {
X = 1,
Y = 0,
Flags = MouseFlags.Button1DoubleClicked
});
Assert.Equal ("some ", tv.SelectedText); // Setting CanFocus to false don't change the SelectedText
Assert.False (tv.CanFocus);
Assert.False (tv.HasFocus);
Assert.False (fv.CanFocus);
Assert.False (fv.HasFocus);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void DesiredCursorVisibility_Vertical_Navigation ()
{
string text = "";
for (int i = 0; i < 12; i++) {
text += $"This is the line {i}\n";
}
var tv = new TextView () { Width = 10, Height = 10 };
tv.Text = text;
Assert.Equal (0, tv.TopRow);
tv.PositionCursor ();
Assert.Equal (CursorVisibility.Default, tv.DesiredCursorVisibility);
for (int i = 0; i < 12; i++) {
tv.MouseEvent (new MouseEvent () {
Flags = MouseFlags.WheeledDown
});
tv.PositionCursor ();
Assert.Equal (i + 1, tv.TopRow);
Assert.Equal (CursorVisibility.Invisible, tv.DesiredCursorVisibility);
}
for (int i = 12; i > 0; i--) {
tv.MouseEvent (new MouseEvent () {
Flags = MouseFlags.WheeledUp
});
tv.PositionCursor ();
Assert.Equal (i - 1, tv.TopRow);
if (i - 1 == 0) {
Assert.Equal (CursorVisibility.Default, tv.DesiredCursorVisibility);
} else {
Assert.Equal (CursorVisibility.Invisible, tv.DesiredCursorVisibility);
}
}
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void DesiredCursorVisibility_Horizontal_Navigation ()
{
string text = "";
for (int i = 0; i < 12; i++) {
text += $"{i.ToString () [^1]}";
}
var tv = new TextView () { Width = 10, Height = 10 };
tv.Text = text;
Assert.Equal (0, tv.LeftColumn);
tv.PositionCursor ();
Assert.Equal (CursorVisibility.Default, tv.DesiredCursorVisibility);
for (int i = 0; i < 12; i++) {
tv.MouseEvent (new MouseEvent () {
Flags = MouseFlags.WheeledRight
});
tv.PositionCursor ();
Assert.Equal (Math.Min (i + 1, 11), tv.LeftColumn);
Assert.Equal (CursorVisibility.Invisible, tv.DesiredCursorVisibility);
}
for (int i = 11; i > 0; i--) {
tv.MouseEvent (new MouseEvent () {
Flags = MouseFlags.WheeledLeft
});
tv.PositionCursor ();
Assert.Equal (i - 1, tv.LeftColumn);
if (i - 1 == 0) {
Assert.Equal (CursorVisibility.Default, tv.DesiredCursorVisibility);
} else {
Assert.Equal (CursorVisibility.Invisible, tv.DesiredCursorVisibility);
}
}
}
[Fact]
public void LeftColumn_Add_One_If_Text_Length_Is_Equal_To_Width ()
{
var tv = new TextView () {
Width = 10,
Text = "1234567890"
};
Assert.Equal (Point.Empty, tv.CursorPosition);
Assert.Equal (0, tv.LeftColumn);
tv.CursorPosition = new Point (9, 0);
Assert.Equal (new Point (9, 0), tv.CursorPosition);
Assert.Equal (0, tv.LeftColumn);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
tv.CursorPosition = new Point (10, 0);
Assert.Equal (new Point (10, 0), tv.CursorPosition);
Assert.Equal (1, tv.LeftColumn);
}
[Fact]
[AutoInitShutdown]
public void KeyBindings_Command ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () {
Width = 10,
Height = 2,
Text = text
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
Assert.False (tv.ReadOnly);
Assert.True (tv.CanFocus);
tv.CanFocus = false;
Assert.True (tv.ProcessKey (new KeyEvent (Key.CursorLeft, new KeyModifiers ())));
tv.CanFocus = true;
Assert.False (tv.ProcessKey (new KeyEvent (Key.CursorLeft, new KeyModifiers ())));
Assert.True (tv.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.End | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (2, tv.CurrentRow);
Assert.Equal (23, tv.CurrentColumn);
Assert.Equal (tv.CurrentColumn, tv.GetCurrentLine ().Count);
Assert.Equal (new Point (23, 2), tv.CursorPosition);
Assert.False (tv.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
Assert.NotNull (tv.Autocomplete);
Assert.Empty (tv.Autocomplete.AllSuggestions);
Assert.True (tv.ProcessKey (new KeyEvent (Key.F, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.F", tv.Text);
Assert.Equal (new Point (24, 2), tv.CursorPosition);
Assert.Empty (tv.Autocomplete.Suggestions);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (new Point (23, 2), tv.CursorPosition);
Assert.Empty (tv.Autocomplete.Suggestions);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.F", tv.Text);
Assert.Equal (new Point (24, 2), tv.CursorPosition);
Assert.Empty (tv.Autocomplete.Suggestions);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (new Point (23, 2), tv.CursorPosition);
tv.Autocomplete.AllSuggestions = Regex.Matches (tv.Text.ToString (), "\\w+")
.Select (s => s.Value)
.Distinct ().ToList ();
Assert.Equal (7, tv.Autocomplete.AllSuggestions.Count);
Assert.Equal ("This", tv.Autocomplete.AllSuggestions [0]);
Assert.Equal ("is", tv.Autocomplete.AllSuggestions [1]);
Assert.Equal ("the", tv.Autocomplete.AllSuggestions [2]);
Assert.Equal ("first", tv.Autocomplete.AllSuggestions [3]);
Assert.Equal ("line", tv.Autocomplete.AllSuggestions [4]);
Assert.Equal ("second", tv.Autocomplete.AllSuggestions [5]);
Assert.Equal ("third", tv.Autocomplete.AllSuggestions [^1]);
Assert.True (tv.ProcessKey (new KeyEvent (Key.F, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.F", tv.Text);
Assert.Equal (new Point (24, 2), tv.CursorPosition);
Assert.Single (tv.Autocomplete.Suggestions);
Assert.Equal ("first", tv.Autocomplete.Suggestions [0]);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (28, 2), tv.CursorPosition);
Assert.Single (tv.Autocomplete.Suggestions);
Assert.Equal ("first", tv.Autocomplete.Suggestions [0]);
tv.Autocomplete.AllSuggestions = new List<string> ();
tv.Autocomplete.ClearSuggestions ();
Assert.Empty (tv.Autocomplete.AllSuggestions);
Assert.Empty (tv.Autocomplete.Suggestions);
Assert.True (tv.ProcessKey (new KeyEvent (Key.PageUp, new KeyModifiers ())));
Assert.Equal (24, tv.GetCurrentLine ().Count);
Assert.Equal (new Point (24, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (((int)'V' + Key.AltMask), new KeyModifiers ())));
Assert.Equal (23, tv.GetCurrentLine ().Count);
Assert.Equal (new Point (23, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.PageDown, new KeyModifiers ())));
Assert.Equal (24, tv.GetCurrentLine ().Count);
Assert.Equal (new Point (23, 1), tv.CursorPosition); // gets the previous length
Assert.True (tv.ProcessKey (new KeyEvent (Key.V | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (28, tv.GetCurrentLine ().Count);
Assert.Equal (new Point (23, 2), tv.CursorPosition); // gets the previous length
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.True (tv.ProcessKey (new KeyEvent (Key.PageUp | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal (24, tv.GetCurrentLine ().Count);
Assert.Equal (new Point (23, 1), tv.CursorPosition); // gets the previous length
Assert.Equal (24 + Environment.NewLine.Length, tv.SelectedLength);
Assert.Equal ($".{Environment.NewLine}This is the third line.", tv.SelectedText);
Assert.True (tv.ProcessKey (new KeyEvent (Key.PageDown | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal (28, tv.GetCurrentLine ().Count);
Assert.Equal (new Point (23, 2), tv.CursorPosition); // gets the previous length
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Home | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (Point.Empty, tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.N | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.True (tv.ProcessKey (new KeyEvent (Key.P | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CursorDown, new KeyModifiers ())));
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CursorUp, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CursorDown | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.Equal (23 + Environment.NewLine.Length, tv.SelectedLength);
Assert.Equal ($"This is the first line.{Environment.NewLine}", tv.SelectedText);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CursorUp | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.True (tv.ProcessKey (new KeyEvent (Key.F | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.True (tv.ProcessKey (new KeyEvent (Key.B | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CursorLeft, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CursorRight | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (1, tv.SelectedLength);
Assert.Equal ("T", tv.SelectedText);
Assert.True (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CursorLeft | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.True (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.DeleteChar, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.DeleteChar, new KeyModifiers ())));
Assert.Equal ($"his is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.D | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"is is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.End, new KeyModifiers ())));
Assert.Equal ($"is is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (21, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Delete, new KeyModifiers ())));
Assert.Equal ($"is is the first line{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (20, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
Assert.Equal ($"is is the first lin{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (19, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Home, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.End | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal (new Point (19, 0), tv.CursorPosition);
Assert.Equal (19, tv.SelectedLength);
Assert.Equal ("is is the first lin", tv.SelectedText);
Assert.True (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Home | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.True (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.E | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (19, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.A | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.K | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.Equal ("is is the first lin", Clipboard.Contents);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"is is the first lin{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (19, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.Equal ("is is the first lin", Clipboard.Contents);
tv.CursorPosition = Point.Empty;
Assert.True (tv.ProcessKey (new KeyEvent (Key.DeleteChar | Key.CtrlMask | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.Equal ("is is the first lin", Clipboard.Contents);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"is is the first lin{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (19, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.Equal ("is is the first lin", Clipboard.Contents);
Assert.True (tv.ProcessKey (new KeyEvent (Key.K | Key.AltMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
tv.ReadOnly = true;
Assert.True (tv.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
tv.ReadOnly = false;
Assert.True (tv.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"is is the first lin{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (19, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.Equal (0, tv.SelectionStartColumn);
Assert.Equal (0, tv.SelectionStartRow);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Space | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"is is the first lin{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (19, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.True (tv.Selecting);
Assert.Equal (19, tv.SelectionStartColumn);
Assert.Equal (0, tv.SelectionStartRow);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Space | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"is is the first lin{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (19, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.Equal (19, tv.SelectionStartColumn);
Assert.Equal (0, tv.SelectionStartRow);
tv.SelectionStartColumn = 0;
Assert.True (tv.ProcessKey (new KeyEvent (((int)'C' + Key.AltMask), new KeyModifiers ())));
Assert.Equal ($"is is the first lin{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (19, 0), tv.CursorPosition);
Assert.Equal (19, tv.SelectedLength);
Assert.Equal ("is is the first lin", tv.SelectedText);
Assert.True (tv.Selecting);
Assert.Equal (0, tv.SelectionStartColumn);
Assert.Equal (0, tv.SelectionStartRow);
Assert.True (tv.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"is is the first lin{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (19, 0), tv.CursorPosition);
Assert.Equal (19, tv.SelectedLength);
Assert.Equal ("is is the first lin", tv.SelectedText);
Assert.True (tv.Selecting);
Assert.Equal (0, tv.SelectionStartColumn);
Assert.Equal (0, tv.SelectionStartRow);
Assert.True (tv.ProcessKey (new KeyEvent (((int)'W' + Key.AltMask), new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.Equal (0, tv.SelectionStartColumn);
Assert.Equal (0, tv.SelectionStartRow);
Assert.Equal ("is is the first lin", Clipboard.Contents);
Assert.True (tv.ProcessKey (new KeyEvent (Key.W | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.Equal (0, tv.SelectionStartColumn);
Assert.Equal (0, tv.SelectionStartRow);
Assert.Equal ("", Clipboard.Contents);
Assert.True (tv.ProcessKey (new KeyEvent (Key.X | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.Equal (0, tv.SelectionStartColumn);
Assert.Equal (0, tv.SelectionStartRow);
Assert.Equal ("", Clipboard.Contents);
Assert.True (tv.ProcessKey (new KeyEvent (Key.End | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (28, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CtrlMask | Key.CursorLeft, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (18, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CtrlMask | Key.CursorLeft | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (12, 2), tv.CursorPosition);
Assert.Equal (6, tv.SelectedLength);
Assert.Equal ("third ", tv.SelectedText);
Assert.True (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent ((Key)((int)'B' + Key.AltMask), new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (8, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CtrlMask | Key.CursorRight, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (12, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CtrlMask | Key.CursorRight | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (18, 2), tv.CursorPosition);
Assert.Equal (6, tv.SelectedLength);
Assert.Equal ("third ", tv.SelectedText);
Assert.True (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent ((Key)((int)'F' + Key.AltMask), new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (28, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Home | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.DeleteChar | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting); Assert.True (tv.ProcessKey (new KeyEvent (Key.End | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the second line.{Environment.NewLine}This is the third line.first", tv.Text);
Assert.Equal (new Point (28, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.False (tv.Selecting); Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the second line.{Environment.NewLine}This is the third ", tv.Text);
Assert.Equal (new Point (18, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.True (tv.AllowsReturn);
tv.AllowsReturn = false;
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.False (tv.Selecting);
Assert.False (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"This is the second line.{Environment.NewLine}This is the third ", tv.Text);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.False (tv.AllowsReturn);
tv.AllowsReturn = true;
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third ", tv.Text);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.Equal ("", tv.SelectedText);
Assert.False (tv.Selecting);
Assert.True (tv.AllowsReturn);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CtrlMask | Key.End | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third ", tv.Text);
Assert.Equal (new Point (18, 2), tv.CursorPosition);
Assert.Equal (42 + Environment.NewLine.Length, tv.SelectedLength);
Assert.Equal ($"This is the second line.{Environment.NewLine}This is the third ", tv.SelectedText);
Assert.True (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CtrlMask | Key.Home | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third ", tv.Text);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (Environment.NewLine.Length, tv.SelectedLength);
Assert.Equal ($"{Environment.NewLine}", tv.SelectedText);
Assert.True (tv.Selecting);
Assert.True (tv.ProcessKey (new KeyEvent (Key.T | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third ", tv.Text);
Assert.Equal (new Point (18, 2), tv.CursorPosition);
Assert.Equal (42 + Environment.NewLine.Length * 2, tv.SelectedLength);
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third ", tv.SelectedText);
Assert.True (tv.Selecting);
Assert.True (tv.Used);
Assert.True (tv.ProcessKey (new KeyEvent (Key.InsertChar, new KeyModifiers ())));
Assert.False (tv.Used);
Assert.True (tv.AllowsTab);
Assert.Equal (new Point (18, 2), tv.CursorPosition);
tv.AllowsTab = false;
Assert.False (tv.ProcessKey (new KeyEvent (Key.Tab, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third ", tv.Text);
Assert.False (tv.AllowsTab);
tv.AllowsTab = true;
Assert.Equal (new Point (18, 2), tv.CursorPosition);
Assert.True (tv.Selecting);
tv.Selecting = false;
Assert.True (tv.ProcessKey (new KeyEvent (Key.Tab, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third \t", tv.Text);
Assert.True (tv.AllowsTab);
tv.AllowsTab = false;
Assert.False (tv.ProcessKey (new KeyEvent (Key.BackTab | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third \t", tv.Text);
Assert.False (tv.AllowsTab);
tv.AllowsTab = true;
Assert.True (tv.ProcessKey (new KeyEvent (Key.BackTab | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third ", tv.Text);
Assert.True (tv.AllowsTab);
Assert.False (tv.ProcessKey (new KeyEvent (Key.Tab | Key.CtrlMask, new KeyModifiers ())));
Assert.False (tv.ProcessKey (new KeyEvent (Application.AlternateForwardKey, new KeyModifiers ())));
Assert.False (tv.ProcessKey (new KeyEvent (Key.Tab | Key.CtrlMask | Key.ShiftMask, new KeyModifiers ())));
Assert.False (tv.ProcessKey (new KeyEvent (Application.AlternateBackwardKey, new KeyModifiers ())));
}
[Fact]
public void HistoryText_Exceptions ()
{
var ht = new HistoryText ();
foreach (var ls in Enum.GetValues (typeof (HistoryText.LineStatus))) {
if ((HistoryText.LineStatus)ls != HistoryText.LineStatus.Original) {
Assert.Throws<ArgumentException> (() => ht.Add (new List<List<Rune>> () { new List<Rune> () }, Point.Empty,
(HistoryText.LineStatus)ls));
}
}
Assert.Null (Record.Exception (() => ht.Add (new List<List<Rune>> () { new List<Rune> () }, Point.Empty,
HistoryText.LineStatus.Original)));
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Single_Line_InsertText ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () {
Width = 10,
Height = 2,
Text = text
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
var messy = " messy";
tv.CursorPosition = new Point (7, 1);
tv.InsertText (messy);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is messy the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (13, 1), tv.CursorPosition);
for (int i = 0; i < messy.Length; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
for (int i = 0; i < messy.Length; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This is messy the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (13, 1), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Single_Line_DeleteCharLeft ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () {
Width = 10,
Height = 2,
Text = text
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
var ntimes = 3;
tv.CursorPosition = new Point (7, 1);
for (int i = 0; i < ntimes; i++) {
tv.DeleteCharLeft ();
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (4, 1), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (4, 1), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Single_Line_DeleteCharRight ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () {
Width = 10,
Height = 2,
Text = text
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
var ntimes = 3;
tv.CursorPosition = new Point (7, 1);
for (int i = 0; i < ntimes; i++) {
tv.DeleteCharRight ();
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This ise second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This ise second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Single_Line_Selected_InsertText ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () {
Width = 10,
Height = 2,
Text = text
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
var messy = " messy";
tv.CursorPosition = new Point (7, 1);
tv.SelectionStartColumn = 11;
tv.SelectionStartRow = 1;
Assert.Equal (4, tv.SelectedLength);
tv.InsertText (messy);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is messy second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (13, 1), tv.CursorPosition);
Assert.Equal (11, tv.SelectionStartColumn);
Assert.Equal (1, tv.SelectionStartRow);
Assert.Equal (0, tv.SelectedLength);
for (int i = 0; i < messy.Length; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
Assert.Equal (11, tv.SelectionStartColumn);
Assert.Equal (1, tv.SelectionStartRow);
Assert.Equal (0, tv.SelectedLength);
for (int i = 0; i < messy.Length; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This is messy second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (13, 1), tv.CursorPosition);
Assert.Equal (11, tv.SelectionStartColumn);
Assert.Equal (1, tv.SelectionStartRow);
Assert.Equal (0, tv.SelectedLength);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Single_Line_Selected_DeleteCharLeft ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () {
Width = 10,
Height = 2,
Text = text
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
var ntimes = 3;
tv.CursorPosition = new Point (7, 1);
tv.SelectionStartColumn = 11;
tv.SelectionStartRow = 1;
Assert.Equal (4, tv.SelectedLength);
for (int i = 0; i < ntimes; i++) {
tv.DeleteCharLeft ();
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (5, 1), tv.CursorPosition);
Assert.Equal (11, tv.SelectionStartColumn);
Assert.Equal (1, tv.SelectionStartRow);
Assert.Equal (0, tv.SelectedLength);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
Assert.Equal (11, tv.SelectionStartColumn);
Assert.Equal (1, tv.SelectionStartRow);
Assert.Equal (0, tv.SelectedLength);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (5, 1), tv.CursorPosition);
Assert.Equal (11, tv.SelectionStartColumn);
Assert.Equal (1, tv.SelectionStartRow);
Assert.Equal (0, tv.SelectedLength);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Single_Line_Selected_DeleteCharRight ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () {
Width = 10,
Height = 2,
Text = text
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
var ntimes = 3;
tv.CursorPosition = new Point (7, 1);
tv.SelectionStartColumn = 11;
tv.SelectionStartRow = 1;
Assert.Equal (4, tv.SelectedLength);
for (int i = 0; i < ntimes; i++) {
tv.DeleteCharRight ();
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This isecond line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
Assert.Equal (11, tv.SelectionStartColumn);
Assert.Equal (1, tv.SelectionStartRow);
Assert.Equal (0, tv.SelectedLength);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
Assert.Equal (11, tv.SelectionStartColumn);
Assert.Equal (1, tv.SelectionStartRow);
Assert.Equal (0, tv.SelectedLength);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This isecond line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
Assert.Equal (11, tv.SelectionStartColumn);
Assert.Equal (1, tv.SelectionStartRow);
Assert.Equal (0, tv.SelectedLength);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Multi_Line_InsertText ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () {
Width = 10,
Height = 2,
Text = text
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
var messy = " messy";
tv.CursorPosition = new Point (7, 1);
tv.InsertText (messy);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is messy the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (13, 1), tv.CursorPosition);
tv.CursorPosition = new Point (7, 0);
tv.InsertText (messy);
Assert.Equal ($"This is messy the first line.{Environment.NewLine}This is messy the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (13, 0), tv.CursorPosition);
tv.CursorPosition = new Point (7, 2);
tv.InsertText (messy);
Assert.Equal ($"This is messy the first line.{Environment.NewLine}This is messy the second line.{Environment.NewLine}This is messy the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (13, 2), tv.CursorPosition);
for (int i = 0; i < messy.Length; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is messy the first line.{Environment.NewLine}This is messy the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 2), tv.CursorPosition);
for (int i = 0; i < messy.Length; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This is messy the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 0), tv.CursorPosition);
for (int i = 0; i < messy.Length; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
for (int i = 0; i < messy.Length; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This is messy the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (13, 1), tv.CursorPosition);
for (int i = 0; i < messy.Length; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is messy the first line.{Environment.NewLine}This is messy the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (13, 0), tv.CursorPosition);
for (int i = 0; i < messy.Length; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is messy the first line.{Environment.NewLine}This is messy the second line.{Environment.NewLine}This is messy the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (13, 2), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Multi_Line_DeleteCharLeft ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () {
Width = 10,
Height = 2,
Text = text
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
var ntimes = 3;
tv.CursorPosition = new Point (7, 1);
for (int i = 0; i < ntimes; i++) {
tv.DeleteCharLeft ();
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (4, 1), tv.CursorPosition);
tv.CursorPosition = new Point (7, 0);
for (int i = 0; i < ntimes; i++) {
tv.DeleteCharLeft ();
}
Assert.Equal ($"This the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (4, 0), tv.CursorPosition);
tv.CursorPosition = new Point (7, 2);
for (int i = 0; i < ntimes; i++) {
tv.DeleteCharLeft ();
}
Assert.Equal ($"This the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (4, 2), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
switch (i) {
case 0:
Assert.Equal ($"This the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This the third line.", tv.Text);
Assert.Equal (new Point (5, 2), tv.CursorPosition);
break;
case 1:
Assert.Equal ($"This the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This i the third line.", tv.Text);
Assert.Equal (new Point (6, 2), tv.CursorPosition);
break;
case 2:
Assert.Equal ($"This the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (new Point (7, 2), tv.CursorPosition);
break;
}
}
Assert.Equal ($"This the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 2), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
switch (i) {
case 0:
Assert.Equal ($"This the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (new Point (5, 0), tv.CursorPosition);
break;
case 1:
Assert.Equal ($"This i the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (new Point (6, 0), tv.CursorPosition);
break;
case 2:
Assert.Equal ($"This is the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (new Point (7, 0), tv.CursorPosition);
break;
}
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 0), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
switch (i) {
case 0:
Assert.Equal ($"This is the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (new Point (5, 1), tv.CursorPosition);
break;
case 1:
Assert.Equal ($"This is the first line.{Environment.NewLine}This i the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (new Point (6, 1), tv.CursorPosition);
break;
case 2:
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
break;
}
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (4, 1), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (4, 0), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This the first line.{Environment.NewLine}This the second line.{Environment.NewLine}This the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (4, 2), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Multi_Line_DeleteCharRight ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () {
Width = 10,
Height = 2,
Text = text
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
var ntimes = 3;
tv.CursorPosition = new Point (7, 1);
for (int i = 0; i < ntimes; i++) {
tv.DeleteCharRight ();
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This ise second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
tv.CursorPosition = new Point (7, 0);
for (int i = 0; i < ntimes; i++) {
tv.DeleteCharRight ();
}
Assert.Equal ($"This ise first line.{Environment.NewLine}This ise second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 0), tv.CursorPosition);
tv.CursorPosition = new Point (7, 2);
for (int i = 0; i < ntimes; i++) {
tv.DeleteCharRight ();
}
Assert.Equal ($"This ise first line.{Environment.NewLine}This ise second line.{Environment.NewLine}This ise third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 2), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This ise first line.{Environment.NewLine}This ise second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 2), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This ise second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 0), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This ise second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This ise first line.{Environment.NewLine}This ise second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 0), tv.CursorPosition);
for (int i = 0; i < ntimes; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal ($"This ise first line.{Environment.NewLine}This ise second line.{Environment.NewLine}This ise third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 2), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Multi_Line_Selected_InsertText ()
{
var text = $"This is the first line.{Environment.NewLine}This is the second line.\nThis is the third line.";
var tv = new TextView () {
Width = 10,
Height = 2,
Text = text
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
var messy = " messy";
tv.CursorPosition = new Point (7, 0);
tv.SelectionStartColumn = 11;
tv.SelectionStartRow = 2;
Assert.Equal (51 + Environment.NewLine.Length * 2, tv.SelectedLength);
for (int i = 0; i < messy.Length; i++) {
tv.InsertText (messy [i].ToString ());
switch (i) {
case 0:
Assert.Equal ("This is third line.", tv.Text);
Assert.Equal (new Point (8, 0), tv.CursorPosition);
break;
case 1:
Assert.Equal ("This is m third line.", tv.Text);
Assert.Equal (new Point (9, 0), tv.CursorPosition);
break;
case 2:
Assert.Equal ("This is me third line.", tv.Text);
Assert.Equal (new Point (10, 0), tv.CursorPosition);
break;
case 3:
Assert.Equal ("This is mes third line.", tv.Text);
Assert.Equal (new Point (11, 0), tv.CursorPosition);
break;
case 4:
Assert.Equal ("This is mess third line.", tv.Text);
Assert.Equal (new Point (12, 0), tv.CursorPosition);
break;
case 5:
Assert.Equal ("This is messy third line.", tv.Text);
Assert.Equal (new Point (13, 0), tv.CursorPosition);
break;
}
}
Assert.Equal ($"This is messy third line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (13, 0), tv.CursorPosition);
Assert.Equal (11, tv.SelectionStartColumn);
Assert.Equal (2, tv.SelectionStartRow);
Assert.Equal (0, tv.SelectedLength);
for (int i = 0; i < messy.Length; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
switch (i) {
case 0:
Assert.Equal ("This is mess third line.", tv.Text);
Assert.Equal (new Point (12, 0), tv.CursorPosition);
break;
case 1:
Assert.Equal ("This is mes third line.", tv.Text);
Assert.Equal (new Point (11, 0), tv.CursorPosition);
break;
case 2:
Assert.Equal ("This is me third line.", tv.Text);
Assert.Equal (new Point (10, 0), tv.CursorPosition);
break;
case 3:
Assert.Equal ("This is m third line.", tv.Text);
Assert.Equal (new Point (9, 0), tv.CursorPosition);
break;
case 4:
Assert.Equal ("This is third line.", tv.Text);
Assert.Equal (new Point (8, 0), tv.CursorPosition);
break;
case 5:
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (new Point (7, 0), tv.CursorPosition);
break;
}
}
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 0), tv.CursorPosition);
Assert.Equal (11, tv.SelectionStartColumn);
Assert.Equal (2, tv.SelectionStartRow);
Assert.Equal (0, tv.SelectedLength);
for (int i = 0; i < messy.Length; i++) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
switch (i) {
case 0:
Assert.Equal ("This is third line.", tv.Text);
Assert.Equal (new Point (8, 0), tv.CursorPosition);
break;
case 1:
Assert.Equal ("This is m third line.", tv.Text);
Assert.Equal (new Point (9, 0), tv.CursorPosition);
break;
case 2:
Assert.Equal ("This is me third line.", tv.Text);
Assert.Equal (new Point (10, 0), tv.CursorPosition);
break;
case 3:
Assert.Equal ("This is mes third line.", tv.Text);
Assert.Equal (new Point (11, 0), tv.CursorPosition);
break;
case 4:
Assert.Equal ("This is mess third line.", tv.Text);
Assert.Equal (new Point (12, 0), tv.CursorPosition);
break;
case 5:
Assert.Equal ("This is messy third line.", tv.Text);
Assert.Equal (new Point (13, 0), tv.CursorPosition);
break;
}
}
Assert.Equal ("This is messy third line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (13, 0), tv.CursorPosition);
Assert.Equal (11, tv.SelectionStartColumn);
Assert.Equal (2, tv.SelectionStartRow);
Assert.Equal (0, tv.SelectedLength);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Multi_Line_With_Empty_Text ()
{
var tv = new TextView () {
Width = 10,
Height = 2
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ("", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
Assert.False (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.O, new KeyModifiers ())));
Assert.Equal ("O", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.n, new KeyModifiers ())));
Assert.Equal ("On", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.e, new KeyModifiers ())));
Assert.Equal ("One", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (3, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.T, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}T", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.w, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Tw", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (2, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.o, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (3, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.T, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}T", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.h, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Th", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (2, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.r, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Thr", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (3, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.e, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Thre", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (4, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.e, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (5, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three{Environment.NewLine}", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 3), tv.CursorPosition);
Assert.True (tv.IsDirty);
// Undoing
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (5, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Thre", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (4, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Thr", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (3, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Th", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (2, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}T", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (3, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Tw", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (2, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}T", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (3, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"On", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"O", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.False (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redoing
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"O", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"On", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (3, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}T", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Tw", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (2, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (3, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}T", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Th", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (2, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Thr", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (3, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Thre", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (4, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (5, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three{Environment.NewLine}", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 3), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three{Environment.NewLine}", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 3), tv.CursorPosition);
Assert.True (tv.IsDirty);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Multi_Line_Selected_With_Empty_Text ()
{
var tv = new TextView () {
Width = 10,
Height = 2
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ("", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
Assert.False (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.O, new KeyModifiers ())));
Assert.Equal ("O", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.n, new KeyModifiers ())));
Assert.Equal ("On", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.e, new KeyModifiers ())));
Assert.Equal ("One", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (3, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.T, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}T", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.w, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Tw", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (2, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.o, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (3, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.T, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}T", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.h, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Th", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (2, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.r, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Thr", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (3, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.e, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Thre", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (4, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.e, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (5, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three{Environment.NewLine}", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 3), tv.CursorPosition);
Assert.True (tv.IsDirty);
tv.SelectionStartColumn = 0;
tv.SelectionStartRow = 0;
tv.CursorPosition = new Point (0, 1);
Assert.Equal (3 + Environment.NewLine.Length, tv.SelectedLength);
Assert.True (tv.ProcessKey (new KeyEvent (Key.D1, new KeyModifiers ())));
Assert.Equal ($"1Two{Environment.NewLine}Three{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
tv.SelectionStartColumn = 1;
tv.SelectionStartRow = 0;
tv.CursorPosition = new Point (1, 1);
Assert.Equal (4 + Environment.NewLine.Length, tv.SelectedLength);
Assert.True (tv.ProcessKey (new KeyEvent (Key.D2, new KeyModifiers ())));
Assert.Equal ($"12hree{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
// Undoing
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"1Two{Environment.NewLine}Three{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three{Environment.NewLine}", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (5, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Thre", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (4, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Thr", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (3, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Th", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (2, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}T", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (3, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Tw", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (2, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}T", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (3, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"On", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"O", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.False (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.False (tv.IsDirty);
// Redoing
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"O", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"On", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (3, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}T", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Tw", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (2, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (3, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}T", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Th", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (2, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Thr", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (3, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Thre", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (4, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (5, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three{Environment.NewLine}", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 3), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"1Two{Environment.NewLine}Three{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"12hree{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Multi_Line_Selected_InsertText_Twice_On_Same_Line ()
{
var text = "One\nTwo\nThree";
var tv = new TextView () {
Width = 10,
Height = 2,
Text = text
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
Assert.False (tv.IsDirty);
tv.SelectionStartColumn = 0;
tv.SelectionStartRow = 0;
tv.CursorPosition = new Point (0, 1);
Assert.Equal (3 + Environment.NewLine.Length, tv.SelectedLength);
Assert.True (tv.ProcessKey (new KeyEvent (Key.D1, new KeyModifiers ())));
Assert.Equal ($"1Two{Environment.NewLine}Three", tv.Text);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
tv.SelectionStartColumn = 1;
tv.SelectionStartRow = 0;
tv.CursorPosition = new Point (1, 1);
Assert.Equal (4 + Environment.NewLine.Length, tv.SelectedLength);
Assert.True (tv.ProcessKey (new KeyEvent (Key.D2, new KeyModifiers ())));
Assert.Equal ("12hree", tv.Text);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"1Two{Environment.NewLine}Three", tv.Text);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.False (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"1Two{Environment.NewLine}Three", tv.Text);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("12hree", tv.Text);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Multi_Line_Selected_InsertText_Twice_On_Same_Line_With_End_Line ()
{
var text = "One\nTwo\nThree\n";
var tv = new TextView () {
Width = 10,
Height = 2,
Text = text
};
var top = Application.Top;
top.Add (tv);
Application.Begin (top);
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three{Environment.NewLine}", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
Assert.False (tv.IsDirty);
tv.SelectionStartColumn = 0;
tv.SelectionStartRow = 0;
tv.CursorPosition = new Point (0, 1);
Assert.Equal (3 + Environment.NewLine.Length, tv.SelectedLength);
Assert.True (tv.ProcessKey (new KeyEvent (Key.D1, new KeyModifiers ())));
Assert.Equal ($"1Two{Environment.NewLine}Three{Environment.NewLine}", tv.Text);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
tv.SelectionStartColumn = 1;
tv.SelectionStartRow = 0;
tv.CursorPosition = new Point (1, 1);
Assert.Equal (4 + Environment.NewLine.Length, tv.SelectedLength);
Assert.True (tv.ProcessKey (new KeyEvent (Key.D2, new KeyModifiers ())));
Assert.Equal ($"12hree{Environment.NewLine}", tv.Text);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"1Two{Environment.NewLine}Three{Environment.NewLine}", tv.Text);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"One{Environment.NewLine}Two{Environment.NewLine}Three{Environment.NewLine}", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.False (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"1Two{Environment.NewLine}Three{Environment.NewLine}", tv.Text);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"12hree{Environment.NewLine}", tv.Text);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
}
[Fact]
public void HistoryText_IsDirty_HasHistoryChanges ()
{
var tv = new TextView ();
Assert.Equal ("", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
Assert.False (tv.IsDirty);
Assert.False (tv.HasHistoryChanges);
Assert.True (tv.ProcessKey (new KeyEvent (Key.D1, new KeyModifiers ())));
Assert.Equal ("1", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.HasHistoryChanges);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"1{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.HasHistoryChanges);
Assert.True (tv.ProcessKey (new KeyEvent (Key.D2, new KeyModifiers ())));
Assert.Equal ($"1{Environment.NewLine}2", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.HasHistoryChanges);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
Assert.Equal ($"1{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.HasHistoryChanges);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
Assert.Equal ($"1", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.HasHistoryChanges);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
Assert.Equal ($"", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
// IsDirty cannot be based on HasHistoryChanges because HasHistoryChanges is greater than 0
// The only way is comparing from the original text
Assert.False (tv.IsDirty);
// Still true because HasHistoryChanges is greater than 0
Assert.True (tv.HasHistoryChanges);
}
[Fact]
public void HistoryText_Undo_Redo_Multi_Line_Selected_DeleteCharLeft_All ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
Assert.False (tv.IsDirty);
Assert.False (tv.HasHistoryChanges);
Assert.True (tv.ProcessKey (new KeyEvent (Key.End | Key.CtrlMask | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.SelectedText);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (23, 2), tv.CursorPosition);
Assert.Equal (70 + Environment.NewLine.Length * 2, tv.SelectedLength);
Assert.False (tv.IsDirty);
Assert.False (tv.HasHistoryChanges);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
Assert.Equal ("", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.HasHistoryChanges);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (23, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.False (tv.IsDirty);
Assert.True (tv.HasHistoryChanges);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.HasHistoryChanges);
}
[Fact]
public void HistoryText_Undo_Redo_Multi_Line_Selected_DeleteCharRight_All ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (Point.Empty, tv.CursorPosition);
Assert.False (tv.IsDirty);
Assert.False (tv.HasHistoryChanges);
Assert.True (tv.ProcessKey (new KeyEvent (Key.End | Key.CtrlMask | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.SelectedText);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (23, 2), tv.CursorPosition);
Assert.Equal (70 + Environment.NewLine.Length * 2, tv.SelectedLength);
Assert.False (tv.IsDirty);
Assert.False (tv.HasHistoryChanges);
Assert.True (tv.ProcessKey (new KeyEvent (Key.DeleteChar, new KeyModifiers ())));
Assert.Equal ("", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.HasHistoryChanges);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (23, 2), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.False (tv.IsDirty);
Assert.True (tv.HasHistoryChanges);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.Equal (0, tv.SelectedLength);
Assert.True (tv.IsDirty);
Assert.True (tv.HasHistoryChanges);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Copy_Without_Selection_Multi_Line_Paste ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
tv.CursorPosition = new Point (23, 0);
Assert.True (tv.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal ("This is the first line.", Clipboard.Contents);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (23, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (23, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (23, 0), tv.CursorPosition);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (23, 1), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Simple_Copy_Multi_Line_Selected_Paste ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
tv.SelectionStartColumn = 12;
tv.CursorPosition = new Point (17, 0);
Assert.True (tv.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal ("first", tv.SelectedText);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (17, 0), tv.CursorPosition);
tv.SelectionStartColumn = 12;
tv.CursorPosition = new Point (11, 1);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (17, 0), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (12, 0), tv.CursorPosition);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (17, 0), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Multi_Line_Selected_Copy_Simple_Paste_Starting_On_Space ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
tv.SelectionStartColumn = 12;
tv.CursorPosition = new Point (18, 1);
Assert.True (tv.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal ($"first line.{Environment.NewLine}This is the second", tv.SelectedText);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (18, 1), tv.CursorPosition);
tv.Selecting = false;
Assert.True (tv.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the secondfirst line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (18, 2), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (18, 1), tv.CursorPosition);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the secondfirst line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (18, 2), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Multi_Line_Selected_Copy_Simple_Paste_Starting_On_Letter ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
tv.SelectionStartColumn = 12;
tv.CursorPosition = new Point (18, 1);
Assert.True (tv.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal ($"first line.{Environment.NewLine}This is the second", tv.SelectedText);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (18, 1), tv.CursorPosition);
tv.Selecting = false;
tv.CursorPosition = new Point (17, 1);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the seconfirst line.{Environment.NewLine}This is the secondd line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (18, 2), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (17, 1), tv.CursorPosition);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the seconfirst line.{Environment.NewLine}This is the secondd line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (18, 2), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Empty_Copy_Without_Selection_Multi_Line_Selected_Paste ()
{
var text = "\nThis is the first line.\nThis is the second line.";
var tv = new TextView () { Text = text };
Assert.True (tv.ProcessKey (new KeyEvent (Key.C | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the first line.{Environment.NewLine}This is the second line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}{Environment.NewLine}This is the first line.{Environment.NewLine}This is the second line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the first line.{Environment.NewLine}This is the second line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}{Environment.NewLine}This is the first line.{Environment.NewLine}This is the second line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Setting_Clipboard_Multi_Line_Selected_Paste ()
{
var text = "This is the first line.\nThis is the second line.";
var tv = new TextView () { Text = text };
Clipboard.Contents = "Inserted\nNewLine";
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"Inserted{Environment.NewLine}NewLineThis is the first line.{Environment.NewLine}This is the second line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"Inserted{Environment.NewLine}NewLineThis is the first line.{Environment.NewLine}This is the second line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Cut_Multi_Line_Selected_Paste ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
tv.SelectionStartColumn = 12;
tv.CursorPosition = new Point (17, 0);
Assert.True (tv.ProcessKey (new KeyEvent (Key.W | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (12, 0), tv.CursorPosition);
tv.SelectionStartColumn = 12;
tv.CursorPosition = new Point (11, 1);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (17, 0), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (12, 0), tv.CursorPosition);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (17, 0), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Cut_Simple_Paste_Starting ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
tv.SelectionStartColumn = 12;
tv.CursorPosition = new Point (18, 1);
Assert.True (tv.ProcessKey (new KeyEvent (Key.W | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (12, 0), tv.CursorPosition);
tv.Selecting = false;
Assert.True (tv.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (18, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (12, 0), tv.CursorPosition);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (18, 1), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_Cut_Multi_Line_Another_Selected_Paste ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
tv.SelectionStartColumn = 12;
tv.CursorPosition = new Point (17, 0);
Assert.True (tv.ProcessKey (new KeyEvent (Key.W | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (12, 0), tv.CursorPosition);
tv.SelectionStartColumn = 12;
tv.SelectionStartRow = 1;
tv.CursorPosition = new Point (18, 1);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Y | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the line.{Environment.NewLine}This is the first line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (17, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (12, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (12, 0), tv.CursorPosition);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (12, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the line.{Environment.NewLine}This is the first line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (17, 1), tv.CursorPosition);
}
[Fact]
public void HistoryText_Undo_Redo_KillWordBackward ()
{
var text = "First line.\nSecond line.";
var tv = new TextView () { Text = text };
Assert.True (tv.ProcessKey (new KeyEvent (Key.End | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}Second line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (12, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}Second ", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("First line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (11, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("First ", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (6, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("First ", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (6, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("First line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (11, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}Second ", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}Second line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (12, 1), tv.CursorPosition);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}Second ", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (7, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("First line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (11, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("First ", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (6, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
}
[Fact]
public void HistoryText_Undo_Redo_KillWordForward ()
{
var text = "First line.\nSecond line.";
var tv = new TextView () { Text = text };
Assert.True (tv.ProcessKey (new KeyEvent (Key.DeleteChar | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"line.{Environment.NewLine}Second line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.DeleteChar | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}Second line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.DeleteChar | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("Second line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.DeleteChar | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.DeleteChar | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("Second line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}Second line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"line.{Environment.NewLine}Second line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}Second line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"line.{Environment.NewLine}Second line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}Second line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("Second line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_KillToStartOfLine ()
{
var text = "First line.\nSecond line.";
var tv = new TextView () { Text = text };
Assert.True (tv.ProcessKey (new KeyEvent (Key.End | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}Second line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (12, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.K | Key.AltMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal ("Second line.", Clipboard.Contents);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.K | Key.AltMask, new KeyModifiers ())));
Assert.Equal ("First line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal ($"Second line.{Environment.NewLine}", Clipboard.Contents);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (11, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.K | Key.AltMask, new KeyModifiers ())));
Assert.Equal ("", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal ($"Second line.{Environment.NewLine}First line.", Clipboard.Contents);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("First line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (11, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}Second line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (12, 1), tv.CursorPosition);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (11, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void HistoryText_Undo_Redo_KillToEndOfLine ()
{
var text = "First line.\nSecond line.";
var tv = new TextView () { Text = text };
Assert.True (tv.ProcessKey (new KeyEvent (Key.K | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}Second line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal ("First line.", Clipboard.Contents);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.K | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("Second line.", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal ($"First line.{Environment.NewLine}", Clipboard.Contents);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.K | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("", tv.Text);
Assert.Equal ("", tv.SelectedText);
Assert.Equal ($"First line.{Environment.NewLine}Second line.", Clipboard.Contents);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("Second line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}Second line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}Second line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}Second line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("Second line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
}
[Fact]
public void HistoryText_Undo_Redo_Changing_On_Middle_Clear_History_Forwards ()
{
var tv = new TextView ();
Assert.True (tv.ProcessKey (new KeyEvent (Key.D1, new KeyModifiers ())));
Assert.Equal ("1", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.D2, new KeyModifiers ())));
Assert.Equal ("12", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.D3, new KeyModifiers ())));
Assert.Equal ("123", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (3, 0), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("12", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.D4, new KeyModifiers ())));
Assert.Equal ("124", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (3, 0), tv.CursorPosition);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("124", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (3, 0), tv.CursorPosition);
}
[Fact]
public void HistoryText_Undo_Redo_Single_Line_Selected_Return ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
tv.SelectionStartColumn = 12;
tv.CursorPosition = new Point (17, 0);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine} line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (17, 0), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine} line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (17, 0), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine} line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
}
[Fact]
public void HistoryText_Undo_Redo_Two_Line_Selected_Return ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
tv.SelectionStartColumn = 12;
tv.CursorPosition = new Point (18, 1);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine} line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (18, 1), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine} line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (18, 1), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine} line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
}
[Fact]
public void HistoryText_Undo_Redo_Three_Line_Selected_Return ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
tv.SelectionStartColumn = 12;
tv.CursorPosition = new Point (17, 2);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine} line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (17, 2), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine} line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (17, 2), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine} line.", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
}
[Fact]
public void HistoryText_Undo_Redo_Single_Second_Line_Selected_Return ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
tv.SelectionStartColumn = 12;
tv.SelectionStartRow = 1;
tv.CursorPosition = new Point (18, 1);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the {Environment.NewLine} line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 2), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (18, 1), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the {Environment.NewLine} line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 2), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (18, 1), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the {Environment.NewLine} line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 2), tv.CursorPosition);
}
[Fact]
public void HistoryText_Undo_Redo_First_Line_Selected_Return_And_InsertText ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
tv.SelectionStartColumn = 12;
tv.CursorPosition = new Point (17, 0);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine} line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.a, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}a line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine} line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (17, 0), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine} line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}a line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine} line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (17, 0), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine} line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}a line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
}
[Fact]
public void HistoryText_Undo_Redo_Single_Second_Line_Selected_Return_And_InsertText ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
tv.SelectionStartColumn = 12;
tv.SelectionStartRow = 1;
tv.CursorPosition = new Point (18, 1);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the {Environment.NewLine} line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 2), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.a, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the {Environment.NewLine}a line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (1, 2), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the {Environment.NewLine} line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (18, 1), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the {Environment.NewLine} line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 2), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the {Environment.NewLine}a line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (1, 2), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the {Environment.NewLine} line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 2), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (18, 1), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the {Environment.NewLine} line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 2), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the {Environment.NewLine}a line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (1, 2), tv.CursorPosition);
}
[Fact]
public void HistoryText_Undo_Redo_Multi_Line_Selected_All_Return_And_InsertText ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
Assert.True (tv.ProcessKey (new KeyEvent (Key.End | Key.CtrlMask | Key.ShiftMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (23, 2), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.a, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}a", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (23, 2), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}a", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (23, 2), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}a", tv.Text);
Assert.Equal (2, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
}
[Fact]
public void HistoryText_Undo_Redo_Ending_With_Newline_Multi_Line_Selected_Almost_All_Return_And_InsertText ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.\n";
var tv = new TextView () { Text = text };
tv.SelectionStartColumn = 12;
tv.CursorPosition = new Point (12, 2);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}third line.{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.a, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}athird line.{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}third line.{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.{Environment.NewLine}", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (12, 2), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}third line.{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}athird line.{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}third line.{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.{Environment.NewLine}", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (12, 2), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}third line.{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}athird line.{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
}
[Fact]
public void HistoryText_Undo_Redo_Disabled_On_WordWrap ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.\n";
var tv = new TextView () { Width = 80, Height = 5, Text = text };
Assert.False (tv.WordWrap);
tv.WordWrap = true;
tv.SelectionStartColumn = 12;
tv.CursorPosition = new Point (12, 2);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}third line.{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.a, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}athird line.{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}third line.{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"This is the {Environment.NewLine}athird line.{Environment.NewLine}", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 1), tv.CursorPosition);
}
[Fact]
public void HistoryText_Undo_Redo_Multiline_Simples_Tab_BackTab ()
{
var text = "First line.\nSecond line.\nThird line.";
var tv = new TextView () { Width = 80, Height = 5, Text = text };
Assert.True (tv.ProcessKey (new KeyEvent (Key.Tab, new KeyModifiers ())));
Assert.Equal ($"\tFirst line.{Environment.NewLine}Second line.{Environment.NewLine}Third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.BackTab, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}Second line.{Environment.NewLine}Third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"\tFirst line.{Environment.NewLine}Second line.{Environment.NewLine}Third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}Second line.{Environment.NewLine}Third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"\tFirst line.{Environment.NewLine}Second line.{Environment.NewLine}Third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (1, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}Second line.{Environment.NewLine}Third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
}
[Fact]
public void HistoryText_Undo_Redo_Multiline_Selected_Tab_BackTab ()
{
var text = "First line.\nSecond line.\nThird line.";
var tv = new TextView () { Width = 80, Height = 5, Text = text };
tv.SelectionStartColumn = 6;
tv.CursorPosition = new Point (6, 2);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Tab, new KeyModifiers ())));
Assert.Equal ("First \tline.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (7, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.BackTab, new KeyModifiers ())));
Assert.Equal ("First line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (6, 0), tv.CursorPosition);
// Undo
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("First \tline.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (7, 0), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ($"First line.{Environment.NewLine}Second line.{Environment.NewLine}Third line.", tv.Text);
Assert.Equal (3, tv.Lines);
Assert.Equal (new Point (6, 2), tv.CursorPosition);
Assert.False (tv.IsDirty);
// Redo
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("First \tline.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (7, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal ("First line.", tv.Text);
Assert.Equal (1, tv.Lines);
Assert.Equal (new Point (6, 0), tv.CursorPosition);
}
[Fact]
public void HistoryText_ClearHistoryChanges ()
{
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView () { Text = text };
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.IsDirty);
Assert.True (tv.HasHistoryChanges);
tv.ClearHistoryChanges ();
Assert.Equal ($"{Environment.NewLine}This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.False (tv.IsDirty);
Assert.False (tv.HasHistoryChanges);
}
[Fact]
public void GetRegion_StringFromRunes_Environment_NewLine ()
{
var tv = new TextView () { Text = $"1{Environment.NewLine}2" };
Assert.Equal ($"1{Environment.NewLine}2", tv.Text);
Assert.Equal ("", tv.SelectedText);
tv.SelectAll ();
Assert.Equal ($"1{Environment.NewLine}2", tv.Text);
Assert.Equal ($"1{Environment.NewLine}2", tv.SelectedText);
}
[Fact, AutoInitShutdown]
public void WordWrap_Not_Throw_If_Width_Is_Less_Than_Zero ()
{
var exception = Record.Exception (() => {
var tv = new TextView () {
Width = Dim.Fill (),
Height = Dim.Fill (),
WordWrap = true,
Text = "これは、左右のクリップ境界をテストするための非常に長いテキストです。"
};
});
Assert.Null (exception);
}
[Fact]
[AutoInitShutdown]
public void ScrollDownTillCaretOffscreen_ThenType ()
{
var tv = new TextView {
Width = 10,
Height = 5
};
// add 100 lines of wide text to view
for (int i = 0; i < 100; i++)
tv.Text += new string ('x', 100) + Environment.NewLine;
Assert.Equal (0, tv.CursorPosition.Y);
tv.ScrollTo (50);
Assert.Equal (0, tv.CursorPosition.Y);
tv.ProcessKey (new KeyEvent (Key.p, new KeyModifiers ()));
}
[Fact]
[AutoInitShutdown]
public void MoveDown_By_Setting_CursorPosition ()
{
var tv = new TextView {
Width = 10,
Height = 5
};
// add 100 lines of wide text to view
for (int i = 0; i < 100; i++)
tv.Text += new string ('x', 100) + (i == 99 ? "" : Environment.NewLine);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
tv.CursorPosition = new Point (5, 50);
Assert.Equal (new Point (5, 50), tv.CursorPosition);
tv.CursorPosition = new Point (200, 200);
Assert.Equal (new Point (100, 99), tv.CursorPosition);
}
[Fact]
[AutoInitShutdown]
public void ScrollTo_CursorPosition ()
{
var tv = new TextView {
Width = 10,
Height = 5
};
// add 100 lines of wide text to view
for (int i = 0; i < 100; i++)
tv.Text += new string ('x', 100) + (i == 99 ? "" : Environment.NewLine);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
tv.ScrollTo (50);
Assert.Equal (new Point (0, 0), tv.CursorPosition);
tv.CursorPosition = new Point (tv.LeftColumn, tv.TopRow);
Assert.Equal (new Point (0, 50), tv.CursorPosition);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void Mouse_Button_Shift_Preserves_Selection ()
{
Assert.Equal ("TAB to jump between text fields.", _textView.Text);
Assert.True (_textView.MouseEvent (new MouseEvent () { X = 12, Y = 0, Flags = MouseFlags.Button1Pressed | MouseFlags.ButtonShift }));
Assert.Equal (0, _textView.SelectionStartColumn);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (new Point (12, 0), _textView.CursorPosition);
Assert.True (_textView.Selecting);
Assert.Equal ("TAB to jump ", _textView.SelectedText);
Assert.True (_textView.MouseEvent (new MouseEvent () { X = 12, Y = 0, Flags = MouseFlags.Button1Clicked }));
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (new Point (12, 0), _textView.CursorPosition);
Assert.True (_textView.Selecting);
Assert.Equal ("TAB to jump ", _textView.SelectedText);
Assert.True (_textView.MouseEvent (new MouseEvent () { X = 19, Y = 0, Flags = MouseFlags.Button1Pressed | MouseFlags.ButtonShift }));
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (new Point (19, 0), _textView.CursorPosition);
Assert.True (_textView.Selecting);
Assert.Equal ("TAB to jump between", _textView.SelectedText);
Assert.True (_textView.MouseEvent (new MouseEvent () { X = 19, Y = 0, Flags = MouseFlags.Button1Clicked }));
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (new Point (19, 0), _textView.CursorPosition);
Assert.True (_textView.Selecting);
Assert.Equal ("TAB to jump between", _textView.SelectedText);
Assert.True (_textView.MouseEvent (new MouseEvent () { X = 24, Y = 0, Flags = MouseFlags.Button1Pressed | MouseFlags.ButtonShift }));
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (new Point (24, 0), _textView.CursorPosition);
Assert.True (_textView.Selecting);
Assert.Equal ("TAB to jump between text", _textView.SelectedText);
Assert.True (_textView.MouseEvent (new MouseEvent () { X = 24, Y = 0, Flags = MouseFlags.Button1Clicked }));
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (new Point (24, 0), _textView.CursorPosition);
Assert.True (_textView.Selecting);
Assert.Equal ("TAB to jump between text", _textView.SelectedText);
Assert.True (_textView.MouseEvent (new MouseEvent () { X = 24, Y = 0, Flags = MouseFlags.Button1Pressed }));
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (0, _textView.SelectionStartRow);
Assert.Equal (new Point (24, 0), _textView.CursorPosition);
Assert.True (_textView.Selecting);
Assert.Equal ("", _textView.SelectedText);
}
[Fact, AutoInitShutdown]
public void UnwrappedCursorPosition_Event ()
{
var cp = Point.Empty;
var tv = new TextView () {
Width = Dim.Fill (),
Height = Dim.Fill (),
Text = "This is the first line.\nThis is the second line.\n"
};
tv.UnwrappedCursorPosition += (e) => {
cp = e;
};
Application.Top.Add (tv);
Application.Begin (Application.Top);
Assert.False (tv.WordWrap);
Assert.Equal (Point.Empty, tv.CursorPosition);
Assert.Equal (Point.Empty, cp);
TestHelpers.AssertDriverContentsWithFrameAre (@"
This is the first line.
This is the second line.
", output);
tv.WordWrap = true;
tv.CursorPosition = new Point (12, 0);
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (12, 0), tv.CursorPosition);
Assert.Equal (new Point (12, 0), cp);
TestHelpers.AssertDriverContentsWithFrameAre (@"
This is the first line.
This is the second line.
", output);
((FakeDriver)Application.Driver).SetBufferSize (6, 25);
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (4, 2), tv.CursorPosition);
Assert.Equal (new Point (12, 0), cp);
TestHelpers.AssertDriverContentsWithFrameAre (@"
This
is
the
first
line.
This
is
the
secon
d
line.
", output);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (0, 3), tv.CursorPosition);
Assert.Equal (new Point (12, 0), cp);
TestHelpers.AssertDriverContentsWithFrameAre (@"
This
is
the
first
line.
This
is
the
secon
d
line.
", output);
Assert.True (tv.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (1, 3), tv.CursorPosition);
Assert.Equal (new Point (13, 0), cp);
TestHelpers.AssertDriverContentsWithFrameAre (@"
This
is
the
first
line.
This
is
the
secon
d
line.
", output);
Assert.True (tv.MouseEvent (new MouseEvent () { X = 0, Y = 3, Flags = MouseFlags.Button1Pressed }));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (0, 3), tv.CursorPosition);
Assert.Equal (new Point (12, 0), cp);
TestHelpers.AssertDriverContentsWithFrameAre (@"
This
is
the
first
line.
This
is
the
secon
d
line.
", output);
}
[Fact]
[AutoInitShutdown]
public void DeleteTextBackwards_WordWrap_False_Return_Undo ()
{
const string text = "This is the first line.\nThis is the second line.\n";
var tv = new TextView () {
Width = Dim.Fill (),
Height = Dim.Fill (),
Text = text
};
var envText = tv.Text;
Application.Top.Add (tv);
Application.Begin (Application.Top);
Assert.False (tv.WordWrap);
Assert.Equal (Point.Empty, tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
This is the first line.
This is the second line.
", output);
tv.CursorPosition = new Point (3, 0);
Assert.Equal (new Point (3, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
Ths is the first line.
This is the second line.
", output);
tv.CursorPosition = new Point (0, 1);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (22, 0), tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
Ths is the first line.This is the second line.
", output);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
Ths is the first line.
This is the second line.
", output);
while (tv.Text != envText) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal (envText, tv.Text);
Assert.Equal (new Point (3, 0), tv.CursorPosition);
Assert.False (tv.IsDirty);
}
[Fact]
[AutoInitShutdown]
public void DeleteTextBackwards_WordWrap_True_Return_Undo ()
{
const string text = "This is the first line.\nThis is the second line.\n";
var tv = new TextView () {
Width = Dim.Fill (),
Height = Dim.Fill (),
Text = text,
WordWrap = true
};
var envText = tv.Text;
Application.Top.Add (tv);
Application.Begin (Application.Top);
Assert.True (tv.WordWrap);
Assert.Equal (Point.Empty, tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
This is the first line.
This is the second line.
", output);
tv.CursorPosition = new Point (3, 0);
Assert.Equal (new Point (3, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
Ths is the first line.
This is the second line.
", output);
tv.CursorPosition = new Point (0, 1);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Backspace, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (22, 0), tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
Ths is the first line.This is the second line.
", output);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
Ths is the first line.
This is the second line.
", output);
while (tv.Text != envText) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal (envText, tv.Text);
Assert.Equal (new Point (3, 0), tv.CursorPosition);
Assert.False (tv.IsDirty);
}
[Fact]
[AutoInitShutdown]
public void DeleteTextForwards_WordWrap_False_Return_Undo ()
{
const string text = "This is the first line.\nThis is the second line.\n";
var tv = new TextView () {
Width = Dim.Fill (),
Height = Dim.Fill (),
Text = text
};
var envText = tv.Text;
Application.Top.Add (tv);
Application.Begin (Application.Top);
Assert.False (tv.WordWrap);
Assert.Equal (Point.Empty, tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
This is the first line.
This is the second line.
", output);
tv.CursorPosition = new Point (2, 0);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.DeleteChar, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
Ths is the first line.
This is the second line.
", output);
tv.CursorPosition = new Point (22, 0);
Assert.Equal (new Point (22, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.DeleteChar, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (22, 0), tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
Ths is the first line.This is the second line.
", output);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
Ths is the first line.
This is the second line.
", output);
while (tv.Text != envText) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal (envText, tv.Text);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.False (tv.IsDirty);
}
[Fact]
[AutoInitShutdown]
public void DeleteTextForwards_WordWrap_True_Return_Undo ()
{
const string text = "This is the first line.\nThis is the second line.\n";
var tv = new TextView () {
Width = Dim.Fill (),
Height = Dim.Fill (),
Text = text,
WordWrap = true
};
var envText = tv.Text;
Application.Top.Add (tv);
Application.Begin (Application.Top);
Assert.True (tv.WordWrap);
Assert.Equal (Point.Empty, tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
This is the first line.
This is the second line.
", output);
tv.CursorPosition = new Point (2, 0);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.DeleteChar, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
Ths is the first line.
This is the second line.
", output);
tv.CursorPosition = new Point (22, 0);
Assert.Equal (new Point (22, 0), tv.CursorPosition);
Assert.True (tv.ProcessKey (new KeyEvent (Key.DeleteChar, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (22, 0), tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
Ths is the first line.This is the second line.
", output);
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
tv.Redraw (tv.Bounds);
Assert.Equal (new Point (0, 1), tv.CursorPosition);
TestHelpers.AssertDriverContentsWithFrameAre (@"
Ths is the first line.
This is the second line.
", output);
while (tv.Text != envText) {
Assert.True (tv.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
}
Assert.Equal (envText, tv.Text);
Assert.Equal (new Point (2, 0), tv.CursorPosition);
Assert.False (tv.IsDirty);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void TextView_InsertText_Newline_LF ()
{
var tv = new TextView {
Width = 10,
Height = 10,
};
tv.InsertText ("\naaa\nbbb");
var p = Environment.OSVersion.Platform;
if (p == PlatformID.Win32NT || p == PlatformID.Win32S || p == PlatformID.Win32Windows) {
Assert.Equal ("\r\naaa\r\nbbb", tv.Text);
} else {
Assert.Equal ("\naaa\nbbb", tv.Text);
}
Assert.Equal ($"{Environment.NewLine}aaa{Environment.NewLine}bbb", tv.Text);
var win = new Window ();
win.Add (tv);
Application.Top.Add (win);
Application.Begin (Application.Top);
((FakeDriver)Application.Driver).SetBufferSize (15, 15);
Application.Refresh ();
//this passes
var pos = TestHelpers.AssertDriverContentsWithFrameAre (
@"
┌─────────────┐
│ │
│aaa │
│bbb │
│ │
│ │
│ │
│ │
│ │
│ │
│ │
│ │
│ │
│ │
└─────────────┘", output);
Assert.Equal (new Rect (0, 0, 15, 15), pos);
Assert.True (tv.Used);
tv.Used = false;
tv.CursorPosition = new Point (0, 0);
tv.InsertText ("\naaa\nbbb");
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (
@"
┌─────────────┐
│ │
│aaa │
│bbb │
│aaa │
│bbb │
│ │
│ │
│ │
│ │
│ │
│ │
│ │
│ │
└─────────────┘", output);
}
[Fact]
[TextViewTestsAutoInitShutdown]
public void TextView_InsertText_Newline_CRLF ()
{
var tv = new TextView {
Width = 10,
Height = 10,
};
tv.InsertText ("\r\naaa\r\nbbb");
var p = Environment.OSVersion.Platform;
if (p == PlatformID.Win32NT || p == PlatformID.Win32S || p == PlatformID.Win32Windows) {
Assert.Equal ("\r\naaa\r\nbbb", tv.Text);
} else {
Assert.Equal ("\naaa\nbbb", tv.Text);
}
Assert.Equal ($"{Environment.NewLine}aaa{Environment.NewLine}bbb", tv.Text);
var win = new Window ();
win.Add (tv);
Application.Top.Add (win);
Application.Begin (Application.Top);
((FakeDriver)Application.Driver).SetBufferSize (15, 15);
Application.Refresh ();
//this passes
var pos = TestHelpers.AssertDriverContentsWithFrameAre (
@"
┌─────────────┐
│ │
│aaa │
│bbb │
│ │
│ │
│ │
│ │
│ │
│ │
│ │
│ │
│ │
│ │
└─────────────┘", output);
Assert.Equal (new Rect (0, 0, 15, 15), pos);
Assert.True (tv.Used);
tv.Used = false;
tv.CursorPosition = new Point (0, 0);
tv.InsertText ("\r\naaa\r\nbbb");
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (
@"
┌─────────────┐
│ │
│aaa │
│bbb │
│aaa │
│bbb │
│ │
│ │
│ │
│ │
│ │
│ │
│ │
│ │
└─────────────┘", output);
}
[Fact, AutoInitShutdown]
public void ContentsChanged_Event_NoFires_On_CursorPosition ()
{
var eventcount = 0;
var tv = new TextView {
Width = 50,
Height = 10,
};
tv.ContentsChanged += (e) => {
eventcount++;
};
Assert.Equal (0, eventcount);
tv.CursorPosition = new Point (0, 0);
Assert.Equal (0, eventcount);
}
[Fact, AutoInitShutdown]
public void ContentsChanged_Event_Fires_On_InsertText ()
{
var eventcount = 0;
var tv = new TextView {
Width = 50,
Height = 10,
};
tv.CursorPosition = new Point (0, 0);
tv.ContentsChanged += (e) => {
eventcount++;
};
Assert.Equal (0, eventcount);
tv.InsertText ("a");
Assert.Equal (1, eventcount);
tv.CursorPosition = new Point (0, 0);
tv.InsertText ("bcd");
Assert.Equal (4, eventcount);
tv.InsertText ("e");
Assert.Equal (5, eventcount);
tv.InsertText ("\n");
Assert.Equal (6, eventcount);
tv.InsertText ("1234");
Assert.Equal (10, eventcount);
}
[Fact, AutoInitShutdown]
public void ContentsChanged_Event_Fires_On_Init ()
{
Application.Iteration += () => {
Application.RequestStop ();
};
var expectedRow = 0;
var expectedCol = 0;
var eventcount = 0;
var tv = new TextView {
Width = 50,
Height = 10,
};
tv.ContentsChanged += (e) => {
eventcount++;
Assert.Equal (expectedRow, e.Row);
Assert.Equal (expectedCol, e.Col);
};
Application.Top.Add (tv);
Application.Begin (Application.Top);
Assert.Equal (1, eventcount);
}
[Fact, AutoInitShutdown]
public void ContentsChanged_Event_Fires_On_Set_Text ()
{
Application.Iteration += () => {
Application.RequestStop ();
};
var eventcount = 0;
var expectedRow = 0;
var expectedCol = 0;
var tv = new TextView {
Width = 50,
Height = 10,
// you'd think col would be 3, but it's 0 because TextView sets
// row/col = 0 when you set Text
Text = "abc",
};
tv.ContentsChanged += (e) => {
eventcount++;
Assert.Equal (expectedRow, e.Row);
Assert.Equal (expectedCol, e.Col);
};
Assert.Equal ("abc", tv.Text);
Application.Top.Add (tv);
var rs = Application.Begin (Application.Top);
Assert.Equal (1, eventcount); // for Initialize
expectedCol = 0;
tv.Text = "defg";
Assert.Equal (2, eventcount); // for set Text = "defg"
}
[Fact, AutoInitShutdown]
public void ContentsChanged_Event_Fires_On_Typing ()
{
Application.Iteration += () => {
Application.RequestStop ();
};
var eventcount = 0;
var expectedRow = 0;
var expectedCol = 0;
var tv = new TextView {
Width = 50,
Height = 10,
};
tv.ContentsChanged += (e) => {
eventcount++;
Assert.Equal (expectedRow, e.Row);
Assert.Equal (expectedCol, e.Col);
};
Application.Top.Add (tv);
var rs = Application.Begin (Application.Top);
Assert.Equal (1, eventcount); // for Initialize
expectedCol = 0;
tv.Text = "ay";
Assert.Equal (2, eventcount);
expectedCol = 1;
tv.ProcessKey (new KeyEvent (Key.Y, new KeyModifiers ()));
Assert.Equal (3, eventcount);
Assert.Equal ("Yay", tv.Text.ToString ());
}
[Fact, TextViewTestsAutoInitShutdown]
public void ContentsChanged_Event_Fires_Using_Kill_Delete_Tests ()
{
var eventcount = 0;
_textView.ContentsChanged += (e) => {
eventcount++;
};
var expectedEventCount = 1;
Kill_Delete_WordForward ();
Assert.Equal (expectedEventCount, eventcount); // for Initialize
expectedEventCount += 1;
Kill_Delete_WordBackward ();
Assert.Equal (expectedEventCount, eventcount);
expectedEventCount += 1;
Kill_To_End_Delete_Forwards_And_Copy_To_The_Clipboard ();
Assert.Equal (expectedEventCount, eventcount);
expectedEventCount += 1;
Kill_To_Start_Delete_Backwards_And_Copy_To_The_Clipboard ();
Assert.Equal (expectedEventCount, eventcount);
}
[Fact, TextViewTestsAutoInitShutdown]
public void ContentsChanged_Event_Fires_Using_Copy_Or_Cut_Tests ()
{
var eventcount = 0;
_textView.ContentsChanged += (e) => {
eventcount++;
};
var expectedEventCount = 1;
// reset
_textView.Text = TextViewTestsAutoInitShutdown.txt;
Assert.Equal (expectedEventCount, eventcount);
expectedEventCount += 3;
Copy_Or_Cut_And_Paste_With_No_Selection ();
Assert.Equal (expectedEventCount, eventcount);
// reset
expectedEventCount += 1;
_textView.Text = TextViewTestsAutoInitShutdown.txt;
Assert.Equal (expectedEventCount, eventcount);
expectedEventCount += 3;
Copy_Or_Cut_And_Paste_With_Selection ();
Assert.Equal (expectedEventCount, eventcount);
// reset
expectedEventCount += 1;
_textView.Text = TextViewTestsAutoInitShutdown.txt;
Assert.Equal (expectedEventCount, eventcount);
expectedEventCount += 1;
Copy_Or_Cut_Not_Null_If_Has_Selection ();
Assert.Equal (expectedEventCount, eventcount);
// reset
expectedEventCount += 1;
_textView.Text = TextViewTestsAutoInitShutdown.txt;
Assert.Equal (expectedEventCount, eventcount);
expectedEventCount += 1;
Copy_Or_Cut_Null_If_No_Selection ();
Assert.Equal (expectedEventCount, eventcount);
// reset
expectedEventCount += 1;
_textView.Text = TextViewTestsAutoInitShutdown.txt;
Assert.Equal (expectedEventCount, eventcount);
expectedEventCount += 4;
Copy_Without_Selection ();
Assert.Equal (expectedEventCount, eventcount);
// reset
expectedEventCount += 1;
_textView.Text = TextViewTestsAutoInitShutdown.txt;
Assert.Equal (expectedEventCount, eventcount);
expectedEventCount += 4;
Copy_Without_Selection ();
Assert.Equal (expectedEventCount, eventcount);
}
[Fact, TextViewTestsAutoInitShutdown]
public void ContentsChanged_Event_Fires_On_Undo_Redo ()
{
var eventcount = 0;
var expectedEventCount = 0;
_textView.ContentsChanged += (e) => {
eventcount++;
};
expectedEventCount++;
_textView.Text = "This is the first line.\nThis is the second line.\nThis is the third line.";
Assert.Equal (expectedEventCount, eventcount);
expectedEventCount++;
Assert.True (_textView.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal (expectedEventCount, eventcount);
// Undo
expectedEventCount++;
Assert.True (_textView.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (expectedEventCount, eventcount);
// Redo
expectedEventCount++;
Assert.True (_textView.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (expectedEventCount, eventcount);
// Undo
expectedEventCount++;
Assert.True (_textView.ProcessKey (new KeyEvent (Key.Z | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (expectedEventCount, eventcount);
// Redo
expectedEventCount++;
Assert.True (_textView.ProcessKey (new KeyEvent (Key.R | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (expectedEventCount, eventcount);
}
[Fact]
public void ContentsChanged_Event_Fires_ClearHistoryChanges ()
{
var eventcount = 0;
var text = "This is the first line.\nThis is the second line.\nThis is the third line.";
var tv = new TextView {
Width = 50,
Height = 10,
Text = text,
};
tv.ContentsChanged += (e) => {
eventcount++;
};
Assert.True (tv.ProcessKey (new KeyEvent (Key.Enter, new KeyModifiers ())));
Assert.Equal ($"{Environment.NewLine}This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}This is the third line.", tv.Text);
Assert.Equal (4, tv.Lines);
var expectedEventCount = 1; // for ENTER key
Assert.Equal (expectedEventCount, eventcount);
tv.ClearHistoryChanges ();
expectedEventCount = 2;
Assert.Equal (expectedEventCount, eventcount);
}
[Fact]
public void ContentsChanged_Event_Fires_LoadStream_By_Calling_HistoryText_Clear ()
{
var eventcount = 0;
var tv = new TextView {
Width = 50,
Height = 10,
};
tv.ContentsChanged += (e) => {
eventcount++;
};
var text = "This is the first line.\r\nThis is the second line.\r\n";
tv.LoadStream (new System.IO.MemoryStream (System.Text.Encoding.ASCII.GetBytes (text)));
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}", tv.Text);
Assert.Equal (1, eventcount);
}
[Fact]
public void ContentsChanged_Event_Fires_On_LoadFile_By_Calling_HistoryText_Clear ()
{
var eventcount = 0;
var tv = new TextView {
Width = 50,
Height = 10,
};
tv.ContentsChanged += (e) => {
eventcount++;
};
var fileName = "textview.txt";
System.IO.File.WriteAllText (fileName, "This is the first line.\r\nThis is the second line.\r\n");
tv.LoadFile (fileName);
Assert.Equal (1, eventcount);
Assert.Equal ($"This is the first line.{Environment.NewLine}This is the second line.{Environment.NewLine}", tv.Text);
}
}
}
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