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Terminal.Gui/UnitTests/Views/ScrollViewTests.cs

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using Microsoft.VisualStudio.TestPlatform.Utilities;
using System.Text;
using Xunit;
using Xunit.Abstractions;
namespace Terminal.Gui.ViewsTests {
public class ScrollViewTests {
readonly ITestOutputHelper output;
public ScrollViewTests (ITestOutputHelper output)
{
this.output = output;
}
[Fact]
public void Constructors_Defaults ()
{
var sv = new ScrollView ();
Assert.Equal (LayoutStyle.Computed, sv.LayoutStyle);
Assert.True (sv.CanFocus);
Assert.Equal (new Rect (0, 0, 0, 0), sv.Frame);
Assert.Equal (Rect.Empty, sv.Frame);
Assert.Null (sv.X);
Assert.Null (sv.Y);
Assert.Null (sv.Width);
Assert.Null (sv.Height);
Assert.Equal (Point.Empty, sv.ContentOffset);
Assert.Equal (Size.Empty, sv.ContentSize);
Assert.True (sv.AutoHideScrollBars);
Assert.True (sv.KeepContentAlwaysInViewport);
sv = new ScrollView (new Rect (1, 2, 20, 10));
Assert.Equal (LayoutStyle.Absolute, sv.LayoutStyle);
Assert.True (sv.CanFocus);
Assert.Equal (new Rect (1, 2, 20, 10), sv.Frame);
Assert.Null (sv.X);
Assert.Null (sv.Y);
Assert.Null (sv.Width);
Assert.Null (sv.Height);
Assert.Equal (Point.Empty, sv.ContentOffset);
Assert.Equal (Size.Empty, sv.ContentSize);
Assert.True (sv.AutoHideScrollBars);
Assert.True (sv.KeepContentAlwaysInViewport);
}
[Fact]
public void Adding_Views ()
{
var sv = new ScrollView (new Rect (0, 0, 20, 10)) {
ContentSize = new Size (30, 20)
};
sv.Add (new View () { Width = 10, Height = 5 },
new View () { X = 12, Y = 7, Width = 10, Height = 5 });
Assert.Equal (new Size (30, 20), sv.ContentSize);
Assert.Equal (2, sv.Subviews [0].Subviews.Count);
}
[Fact]
public void KeyBindings_Command ()
{
var sv = new ScrollView (new Rect (0, 0, 20, 10)) {
ContentSize = new Size (40, 20)
};
sv.Add (new View () { Width = 20, Height = 5 },
new View () { X = 22, Y = 7, Width = 10, Height = 5 });
sv.BeginInit (); sv.EndInit ();
Assert.True (sv.KeepContentAlwaysInViewport);
Assert.True (sv.AutoHideScrollBars);
Assert.Equal (new Point (0, 0), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.CursorUp, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.CursorDown, new KeyModifiers ())));
Assert.Equal (new Point (0, -1), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.CursorUp, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.PageUp, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.PageDown, new KeyModifiers ())));
Assert.Equal (new Point (0, -10), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.PageDown, new KeyModifiers ())));
Assert.Equal (new Point (0, -10), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.CursorDown, new KeyModifiers ())));
Assert.Equal (new Point (0, -10), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent ((Key)'v' | Key.AltMask, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.V | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (0, -10), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.CursorLeft, new KeyModifiers ())));
Assert.Equal (new Point (0, -10), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
Assert.Equal (new Point (-1, -10), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.CursorLeft, new KeyModifiers ())));
Assert.Equal (new Point (0, -10), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.PageUp | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (0, -10), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.PageDown | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (-20, -10), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
Assert.Equal (new Point (-20, -10), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.Home, new KeyModifiers ())));
Assert.Equal (new Point (-20, 0), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.Home, new KeyModifiers ())));
Assert.Equal (new Point (-20, 0), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.End, new KeyModifiers ())));
Assert.Equal (new Point (-20, -10), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.End, new KeyModifiers ())));
Assert.Equal (new Point (-20, -10), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.Home | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (0, -10), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.Home | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (0, -10), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.End | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (-20, -10), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.End | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (-20, -10), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.Home, new KeyModifiers ())));
Assert.Equal (new Point (-20, 0), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.Home | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), sv.ContentOffset);
sv.KeepContentAlwaysInViewport = false;
Assert.False (sv.KeepContentAlwaysInViewport);
Assert.True (sv.AutoHideScrollBars);
Assert.Equal (new Point (0, 0), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.CursorUp, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.CursorDown, new KeyModifiers ())));
Assert.Equal (new Point (0, -1), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.CursorUp, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.PageUp, new KeyModifiers ())));
Assert.Equal (new Point (0, 0), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.PageDown, new KeyModifiers ())));
Assert.Equal (new Point (0, -10), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.PageDown, new KeyModifiers ())));
Assert.Equal (new Point (0, -19), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.PageDown, new KeyModifiers ())));
Assert.Equal (new Point (0, -19), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.CursorDown, new KeyModifiers ())));
Assert.Equal (new Point (0, -19), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent ((Key)'v' | Key.AltMask, new KeyModifiers ())));
Assert.Equal (new Point (0, -9), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.V | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (0, -19), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.CursorLeft, new KeyModifiers ())));
Assert.Equal (new Point (0, -19), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
Assert.Equal (new Point (-1, -19), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.CursorLeft, new KeyModifiers ())));
Assert.Equal (new Point (0, -19), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.PageUp | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (0, -19), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.PageDown | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (-20, -19), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.PageDown | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (-39, -19), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.PageDown | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (-39, -19), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
Assert.Equal (new Point (-39, -19), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.PageUp | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (-19, -19), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.Home, new KeyModifiers ())));
Assert.Equal (new Point (-19, 0), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.Home, new KeyModifiers ())));
Assert.Equal (new Point (-19, 0), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.End, new KeyModifiers ())));
Assert.Equal (new Point (-19, -19), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.End, new KeyModifiers ())));
Assert.Equal (new Point (-19, -19), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.Home | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (0, -19), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.Home | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (0, -19), sv.ContentOffset);
Assert.True (sv.ProcessKey (new KeyEvent (Key.End | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (-39, -19), sv.ContentOffset);
Assert.False (sv.ProcessKey (new KeyEvent (Key.End | Key.CtrlMask, new KeyModifiers ())));
Assert.Equal (new Point (-39, -19), sv.ContentOffset);
}
[Fact, AutoInitShutdown]
public void AutoHideScrollBars_False_ShowHorizontalScrollIndicator_ShowVerticalScrollIndicator ()
{
var sv = new ScrollView {
Width = 10,
Height = 10,
AutoHideScrollBars = false
};
sv.ShowHorizontalScrollIndicator = true;
sv.ShowVerticalScrollIndicator = true;
Application.Top.Add (sv);
Application.Begin (Application.Top);
Assert.False (sv.AutoHideScrollBars);
Assert.True (sv.ShowHorizontalScrollIndicator);
Assert.True (sv.ShowVerticalScrollIndicator);
sv.Draw ();
TestHelpers.AssertDriverContentsAre (@"
▲
┬
│
│
│
│
│
┴
▼
◄├─────┤►
", output);
sv.ShowHorizontalScrollIndicator = false;
sv.ShowVerticalScrollIndicator = true;
Assert.False (sv.AutoHideScrollBars);
Assert.False (sv.ShowHorizontalScrollIndicator);
Assert.True (sv.ShowVerticalScrollIndicator);
sv.Draw ();
TestHelpers.AssertDriverContentsAre (@"
▲
┬
│
│
│
│
│
┴
▼
", output);
sv.ShowHorizontalScrollIndicator = true;
sv.ShowVerticalScrollIndicator = false;
Assert.False (sv.AutoHideScrollBars);
Assert.True (sv.ShowHorizontalScrollIndicator);
Assert.False (sv.ShowVerticalScrollIndicator);
sv.Draw ();
TestHelpers.AssertDriverContentsAre (@"
◄├─────┤►
", output);
sv.ShowHorizontalScrollIndicator = false;
sv.ShowVerticalScrollIndicator = false;
Assert.False (sv.AutoHideScrollBars);
Assert.False (sv.ShowHorizontalScrollIndicator);
Assert.False (sv.ShowVerticalScrollIndicator);
sv.Draw ();
TestHelpers.AssertDriverContentsAre (@"
", output);
}
[Fact, AutoInitShutdown]
public void AutoHideScrollBars_ShowHorizontalScrollIndicator_ShowVerticalScrollIndicator ()
{
var sv = new ScrollView {
Width = 10,
Height = 10
};
Application.Top.Add (sv);
Application.Begin (Application.Top);
Assert.True (sv.AutoHideScrollBars);
Assert.False (sv.ShowHorizontalScrollIndicator);
Assert.False (sv.ShowVerticalScrollIndicator);
TestHelpers.AssertDriverContentsWithFrameAre ("", output);
sv.AutoHideScrollBars = false;
sv.ShowHorizontalScrollIndicator = true;
sv.ShowVerticalScrollIndicator = true;
sv.LayoutSubviews ();
sv.Draw ();
TestHelpers.AssertDriverContentsWithFrameAre (@"
▲
┬
│
│
│
│
│
┴
▼
◄├─────┤►
", output);
}
[Fact, AutoInitShutdown]
public void ContentSize_AutoHideScrollBars_ShowHorizontalScrollIndicator_ShowVerticalScrollIndicator ()
{
var sv = new ScrollView {
Width = 10,
Height = 10,
ContentSize = new Size (50, 50)
};
Application.Top.Add (sv);
Application.Begin (Application.Top);
Assert.Equal (50, sv.ContentSize.Width);
Assert.Equal (50, sv.ContentSize.Height);
Assert.True (sv.AutoHideScrollBars);
Assert.True (sv.ShowHorizontalScrollIndicator);
Assert.True (sv.ShowVerticalScrollIndicator);
TestHelpers.AssertDriverContentsWithFrameAre (@"
▲
┬
┴
░
░
░
░
░
▼
◄├┤░░░░░►
", output);
}
[Fact, AutoInitShutdown]
public void ContentOffset_ContentSize_AutoHideScrollBars_ShowHorizontalScrollIndicator_ShowVerticalScrollIndicator ()
{
var sv = new ScrollView {
Width = 10,
Height = 10,
ContentSize = new Size (50, 50),
ContentOffset = new Point (25, 25)
};
Application.Top.Add (sv);
Application.Begin (Application.Top);
Assert.Equal (-25, sv.ContentOffset.X);
Assert.Equal (-25, sv.ContentOffset.Y);
Assert.Equal (50, sv.ContentSize.Width);
Assert.Equal (50, sv.ContentSize.Height);
Assert.True (sv.AutoHideScrollBars);
Assert.True (sv.ShowHorizontalScrollIndicator);
Assert.True (sv.ShowVerticalScrollIndicator);
TestHelpers.AssertDriverContentsWithFrameAre (@"
▲
░
░
░
┬
│
┴
░
▼
◄░░░├─┤░►
", output);
}
// BUGBUG: v2 - I can't figure out what this test is trying to test and it fails in weird ways
// Disabling for now
//[Fact, AutoInitShutdown]
//public void Frame_And_Labels_Does_Not_Overspill_ScrollView ()
//{
// var sv = new ScrollView {
// X = 3,
// Y = 3,
// Width = 10,
// Height = 10,
// ContentSize = new Size (50, 50)
// };
// for (int i = 0; i < 8; i++) {
// sv.Add (new CustomButton ("█", $"Button {i}", 20, 3) { Y = i * 3 });
// }
// Application.Top.Add (sv);
// Application.Begin (Application.Top);
// TestHelpers.AssertDriverContentsWithFrameAre (@"
// █████████▲
// ██████But┬
// █████████┴
// ┌────────░
// │ But░
// └────────░
// ┌────────░
// │ But░
// └────────▼
// ◄├┤░░░░░► ", output);
// sv.ContentOffset = new Point (5, 5);
// sv.LayoutSubviews ();
// Application.Refresh ();
// TestHelpers.AssertDriverContentsWithFrameAre (@"
// ─────────▲
// ─────────┬
// Button 2│
// ─────────┴
// ─────────░
// Button 3░
// ─────────░
// ─────────░
// Button 4▼
// ◄├─┤░░░░► ", output);
//}
//private class CustomButton : FrameView {
// private Label labelFill;
// private Label labelText;
// public CustomButton (string fill, string text, int width, int height) : base ()
// {
// Width = width;
// Height = height;
// labelFill = new Label () { AutoSize = false, X = Pos.Center (), Y = Pos.Center (), Width = Dim.Fill (), Height = Dim.Fill (), Visible = false };
// labelFill.LayoutComplete += (s, e) => {
// var fillText = new System.Text.StringBuilder ();
// for (int i = 0; i < labelFill.Bounds.Height; i++) {
// if (i > 0) {
// fillText.AppendLine ("");
// }
// for (int j = 0; j < labelFill.Bounds.Width; j++) {
// fillText.Append (fill);
// }
// }
// labelFill.Text = fillText;
// };
// labelText = new Label (text) { X = Pos.Center (), Y = Pos.Center () };
// Add (labelFill, labelText);
// CanFocus = true;
// }
// public override bool OnEnter (View view)
// {
// Border.BorderStyle = BorderStyle.None;
// Border.DrawMarginFrame = false;
// labelFill.Visible = true;
// view = this;
// return base.OnEnter (view);
// }
// public override bool OnLeave (View view)
// {
// Border.BorderStyle = BorderStyle.Single;
// Border.DrawMarginFrame = true;
// labelFill.Visible = false;
// if (view == null)
// view = this;
// return base.OnLeave (view);
// }
//}
// BUGBUG: Broke this test with #2483 - @bdisp I need your help figuring out why
// [Fact, AutoInitShutdown]
// public void Clear_Window_Inside_ScrollView ()
// {
// var topLabel = new Label ("At 15,0") { X = 15 };
// var sv = new ScrollView {
// X = 3,
// Y = 3,
// Width = 10,
// Height = 10,
// ContentSize = new Size (23, 23),
// KeepContentAlwaysInViewport = false
// };
// var bottomLabel = new Label ("At 15,15") { X = 15, Y = 15 };
// Application.Top.Add (topLabel, sv, bottomLabel);
// Application.Begin (Application.Top);
// TestHelpers.AssertDriverContentsWithFrameAre (@"
// At 15,0
// ▲
// ┬
// ┴
// ░
// ░
// ░
// ░
// ░
// ▼
// ◄├┤░░░░░►
// At 15,15", output);
// var attributes = new Attribute [] {
// Colors.TopLevel.Normal,
// Colors.TopLevel.Focus,
// Colors.Base.Normal
// };
// TestHelpers.AssertDriverColorsAre (@"
//00000000000000000000000
//00000000000000000000000
//00000000000000000000000
//00000000000010000000000
//00000000000010000000000
//00000000000010000000000
//00000000000010000000000
//00000000000010000000000
//00000000000010000000000
//00000000000010000000000
//00000000000010000000000
//00000000000010000000000
//00011111111110000000000
//00000000000000000000000
//00000000000000000000000
//00000000000000000000000", attributes);
// sv.Add (new Window { X = 3, Y = 3, Width = 20, Height = 20 });
// Application.Refresh ();
// TestHelpers.AssertDriverContentsWithFrameAre (@"
// At 15,0
// ▲
// ┬
// ┴
// ┌─────░
// │ ░
// │ ░
// │ ░
// │ ░
// │ ▼
// ◄├┤░░░░░►
// At 15,15", output);
// TestHelpers.AssertDriverColorsAre (@"
//00000000000000000000000
//00000000000000000000000
//00000000000000000000000
//00000000000010000000000
//00000000000010000000000
//00000000000010000000000
//00000022222210000000000
//00000022222210000000000
//00000022222210000000000
//00000022222210000000000
//00000022222210000000000
//00000022222210000000000
//00011111111110000000000
//00000000000000000000000
//00000000000000000000000
//00000000000000000000000", attributes);
// sv.ContentOffset = new Point (20, 20);
// Application.Refresh ();
// TestHelpers.AssertDriverContentsWithFrameAre (@"
// At 15,0
// │ ▲
// │ ░
// ──┘ ░
// ░
// ░
// ┬
// │
// ┴
// ▼
// ◄░░░░├─┤►
// At 15,15", output);
// TestHelpers.AssertDriverColorsAre (@"
//00000000000000000000000
//00000000000000000000000
//00000000000000000000000
//00022200000010000000000
//00022200000010000000000
//00022200000010000000000
//00000000000010000000000
//00000000000010000000000
//00000000000010000000000
//00000000000010000000000
//00000000000010000000000
//00000000000010000000000
//00011111111110000000000
//00000000000000000000000
//00000000000000000000000
//00000000000000000000000", attributes);
// }
[Fact, AutoInitShutdown]
public void DrawTextFormatter_Respects_The_Clip_Bounds ()
{
var rule = "0123456789";
var size = new Size (40, 40);
var view = new View (new Rect (Point.Empty, size));
view.Add (new Label (rule.Repeat (size.Width / rule.Length)) { AutoSize = false, Width = Dim.Fill () });
view.Add (new Label (rule.Repeat (size.Height / rule.Length), TextDirection.TopBottom_LeftRight) { Height = Dim.Fill (), AutoSize = false });
view.Add (new Label (1, 1, "[ Press me! ]"));
var scrollView = new ScrollView (new Rect (1, 1, 15, 10)) {
ContentSize = size,
ShowHorizontalScrollIndicator = true,
ShowVerticalScrollIndicator = true
};
scrollView.Add (view);
var win = new Window (new Rect (1, 1, 20, 14));
win.Add (scrollView);
Application.Top.Add (win);
Application.Begin (Application.Top);
var expected = @"
┌──────────────────┐
│ │
│ 01234567890123▲ │
│ 1[ Press me! ]┬ │
│ 2 │ │
│ 3 ┴ │
│ 4 ░ │
│ 5 ░ │
│ 6 ░ │
│ 7 ░ │
│ 8 ▼ │
│ ◄├───┤░░░░░░░► │
│ │
└──────────────────┘
"
;
var pos = TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
Assert.Equal (new Rect (1, 1, 21, 14), pos);
Assert.True (scrollView.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
Application.Top.Draw ();
expected = @"
┌──────────────────┐
│ │
│ 12345678901234▲ │
│ [ Press me! ] ┬ │
│ │ │
│ ┴ │
│ ░ │
│ ░ │
│ ░ │
│ ░ │
│ ▼ │
│ ◄├───┤░░░░░░░► │
│ │
└──────────────────┘
"
;
pos = TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
Assert.Equal (new Rect (1, 1, 21, 14), pos);
Assert.True (scrollView.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
Application.Top.Draw ();
expected = @"
┌──────────────────┐
│ │
│ 23456789012345▲ │
│ Press me! ] ┬ │
│ │ │
│ ┴ │
│ ░ │
│ ░ │
│ ░ │
│ ░ │
│ ▼ │
│ ◄├────┤░░░░░░► │
│ │
└──────────────────┘
"
;
pos = TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
Assert.Equal (new Rect (1, 1, 21, 14), pos);
Assert.True (scrollView.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
Application.Top.Draw ();
expected = @"
┌──────────────────┐
│ │
│ 34567890123456▲ │
│ Press me! ] ┬ │
│ │ │
│ ┴ │
│ ░ │
│ ░ │
│ ░ │
│ ░ │
│ ▼ │
│ ◄├────┤░░░░░░► │
│ │
└──────────────────┘
"
;
pos = TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
Assert.Equal (new Rect (1, 1, 21, 14), pos);
Assert.True (scrollView.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
Application.Top.Draw ();
expected = @"
┌──────────────────┐
│ │
│ 45678901234567▲ │
│ ress me! ] ┬ │
│ │ │
│ ┴ │
│ ░ │
│ ░ │
│ ░ │
│ ░ │
│ ▼ │
│ ◄░├───┤░░░░░░► │
│ │
└──────────────────┘
"
;
pos = TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
Assert.Equal (new Rect (1, 1, 21, 14), pos);
Assert.True (scrollView.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
Application.Top.Draw ();
expected = @"
┌──────────────────┐
│ │
│ 56789012345678▲ │
│ ess me! ] ┬ │
│ │ │
│ ┴ │
│ ░ │
│ ░ │
│ ░ │
│ ░ │
│ ▼ │
│ ◄░├────┤░░░░░► │
│ │
└──────────────────┘
"
;
pos = TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
Assert.Equal (new Rect (1, 1, 21, 14), pos);
Assert.True (scrollView.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
Application.Top.Draw ();
expected = @"
┌──────────────────┐
│ │
│ 67890123456789▲ │
│ ss me! ] ┬ │
│ │ │
│ ┴ │
│ ░ │
│ ░ │
│ ░ │
│ ░ │
│ ▼ │
│ ◄░├────┤░░░░░► │
│ │
└──────────────────┘
"
;
pos = TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
Assert.Equal (new Rect (1, 1, 21, 14), pos);
Assert.True (scrollView.ProcessKey (new KeyEvent (Key.CursorRight, new KeyModifiers ())));
Application.Top.Draw ();
expected = @"
┌──────────────────┐
│ │
│ 78901234567890▲ │
│ s me! ] ┬ │
│ │ │
│ ┴ │
│ ░ │
│ ░ │
│ ░ │
│ ░ │
│ ▼ │
│ ◄░░├───┤░░░░░► │
│ │
└──────────────────┘
";
pos = TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
Assert.Equal (new Rect (1, 1, 21, 14), pos);
Assert.True (scrollView.ProcessKey (new KeyEvent (Key.CtrlMask | Key.End, new KeyModifiers ())));
Application.Top.Draw ();
expected = @"
┌──────────────────┐
│ │
│ 67890123456789▲ │
│ ┬ │
│ │ │
│ ┴ │
│ ░ │
│ ░ │
│ ░ │
│ ░ │
│ ▼ │
│ ◄░░░░░░░├───┤► │
│ │
└──────────────────┘
";
pos = TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
Assert.Equal (new Rect (1, 1, 21, 14), pos);
Assert.True (scrollView.ProcessKey (new KeyEvent (Key.CtrlMask | Key.Home, new KeyModifiers ())));
Assert.True (scrollView.ProcessKey (new KeyEvent (Key.CursorDown, new KeyModifiers ())));
Application.Top.Draw ();
expected = @"
┌──────────────────┐
│ │
│ 1[ Press me! ]▲ │
│ 2 ┬ │
│ 3 │ │
│ 4 ┴ │
│ 5 ░ │
│ 6 ░ │
│ 7 ░ │
│ 8 ░ │
│ 9 ▼ │
│ ◄├───┤░░░░░░░► │
│ │
└──────────────────┘
";
pos = TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
Assert.Equal (new Rect (1, 1, 21, 14), pos);
Assert.True (scrollView.ProcessKey (new KeyEvent (Key.CursorDown, new KeyModifiers ())));
Application.Top.Draw ();
expected = @"
┌──────────────────┐
│ │
│ 2 ▲ │
│ 3 ┬ │
│ 4 │ │
│ 5 ┴ │
│ 6 ░ │
│ 7 ░ │
│ 8 ░ │
│ 9 ░ │
│ 0 ▼ │
│ ◄├───┤░░░░░░░► │
│ │
└──────────────────┘
";
pos = TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
Assert.Equal (new Rect (1, 1, 21, 14), pos);
Assert.True (scrollView.ProcessKey (new KeyEvent (Key.CursorDown, new KeyModifiers ())));
Application.Top.Draw ();
expected = @"
┌──────────────────┐
│ │
│ 3 ▲ │
│ 4 ┬ │
│ 5 │ │
│ 6 ┴ │
│ 7 ░ │
│ 8 ░ │
│ 9 ░ │
│ 0 ░ │
│ 1 ▼ │
│ ◄├───┤░░░░░░░► │
│ │
└──────────────────┘
";
pos = TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
Assert.Equal (new Rect (1, 1, 21, 14), pos);
Assert.True (scrollView.ProcessKey (new KeyEvent (Key.End, new KeyModifiers ())));
Application.Top.Draw ();
expected = @"
┌──────────────────┐
│ │
│ 1 ▲ │
│ 2 ░ │
│ 3 ░ │
│ 4 ░ │
│ 5 ░ │
│ 6 ░ │
│ 7 ┬ │
│ 8 ┴ │
│ 9 ▼ │
│ ◄├───┤░░░░░░░► │
│ │
└──────────────────┘
";
pos = TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
Assert.Equal (new Rect (1, 1, 21, 14), pos);
}
[Fact, AutoInitShutdown]
public void Remove_Added_View_Is_Allowed ()
{
var sv = new ScrollView () {
Width = 20,
Height = 20,
ContentSize = new Size (100, 100)
};
sv.Add (new View () { Width = Dim.Fill (), Height = Dim.Fill (50), Id = "View1" },
new View () { Y = 51, Width = Dim.Fill (), Height = Dim.Fill (), Id = "View2" });
Application.Top.Add (sv);
Application.Begin (Application.Top);
Assert.Equal (4, sv.Subviews.Count);
Assert.Equal (2, sv.Subviews [0].Subviews.Count);
sv.Remove (sv.Subviews [0].Subviews [1]);
Assert.Equal (4, sv.Subviews.Count);
Assert.Single (sv.Subviews [0].Subviews);
Assert.Equal ("View1", sv.Subviews [0].Subviews [0].Id);
}
}
}
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