Files
Terminal.Gui/UnitTests/View/DrawTests.cs
Tig b4552ee14b Fixes #2493. Move all layout code out of View (and Toplevel) into a layout helper class (#2544)
* Comment/warning clean up

* Moved Text and Drawing out

* Moved Layout out

* Removed extra lines

* Removed Mouse out

* Reorgainzed View

* API docs

* removed border.cs

* TopLevel.Resized -> TerminalResized

* Mdi -> Overlapped

* Removed confusing and un-needed WillPresent

* privates -> _

* Tweaked RunLoop API
2023-04-14 10:26:10 -06:00

340 lines
8.1 KiB
C#
Raw Blame History

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using NStack;
using System;
using Xunit;
using Xunit.Abstractions;
namespace Terminal.Gui.ViewsTests {
public class DrawTests {
readonly ITestOutputHelper output;
public DrawTests (ITestOutputHelper output)
{
this.output = output;
}
// TODO: The tests below that use Label should use View instead.
[Fact, AutoInitShutdown]
public void Non_Bmp_ConsoleWidth_ColumnWidth_Equal_Two ()
{
ustring us = "\U0001d539";
Rune r = 0x1d539;
Assert.Equal ("𝔹", us);
Assert.Equal ("𝔹", r.ToString ());
Assert.Equal (us, r.ToString ());
Assert.Equal (2, us.ConsoleWidth);
Assert.Equal (2, Rune.ColumnWidth (r));
var win = new Window () { Title = us };
var label = new Label (ustring.Make (r));
var tf = new TextField (us) { Y = 1, Width = 3 };
win.Add (label, tf);
var top = Application.Top;
top.Add (win);
Application.Begin (top);
((FakeDriver)Application.Driver).SetBufferSize (10, 4);
var expected = @"
┌┤𝔹├────┐
│𝔹 │
│𝔹 │
└────────┘";
TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
TestHelpers.AssertDriverContentsAre (expected, output);
var expectedColors = new Attribute [] {
// 0
Colors.Base.Normal,
// 1
Colors.Base.Focus,
// 2
Colors.Base.HotNormal
};
TestHelpers.AssertDriverColorsAre (@"
0022000000
0000000000
0111000000
0000000000", expectedColors);
}
[Fact, AutoInitShutdown]
public void CJK_Compatibility_Ideographs_ConsoleWidth_ColumnWidth_Equal_Two ()
{
ustring us = "\U0000f900";
Rune r = 0xf900;
Assert.Equal ("豈", us);
Assert.Equal ("豈", r.ToString ());
Assert.Equal (us, r.ToString ());
Assert.Equal (2, us.ConsoleWidth);
Assert.Equal (2, Rune.ColumnWidth (r));
var win = new Window () { Title = us };
var label = new Label (ustring.Make (r));
var tf = new TextField (us) { Y = 1, Width = 3 };
win.Add (label, tf);
var top = Application.Top;
top.Add (win);
Application.Begin (top);
((FakeDriver)Application.Driver).SetBufferSize (10, 4);
var expected = @"
┌┤豈├────┐
│豈 │
│豈 │
└────────┘";
TestHelpers.AssertDriverContentsWithFrameAre (expected, output);
TestHelpers.AssertDriverContentsAre (expected, output);
var expectedColors = new Attribute [] {
// 0
Colors.Base.Normal,
// 1
Colors.Base.Focus,
// 2
Colors.Base.HotNormal
};
TestHelpers.AssertDriverColorsAre (@"
0022000000
0000000000
0111000000
0000000000", expectedColors);
}
[Fact, AutoInitShutdown]
public void Colors_On_TextAlignment_Right_And_Bottom ()
{
var labelRight = new Label ("Test") {
Width = 6,
Height = 1,
TextAlignment = TextAlignment.Right,
ColorScheme = Colors.Base
};
var labelBottom = new Label ("Test", TextDirection.TopBottom_LeftRight) {
Y = 1,
Width = 1,
Height = 6,
VerticalTextAlignment = VerticalTextAlignment.Bottom,
ColorScheme = Colors.Base
};
var top = Application.Top;
top.Add (labelRight, labelBottom);
Application.Begin (top);
((FakeDriver)Application.Driver).SetBufferSize (7, 7);
TestHelpers.AssertDriverContentsWithFrameAre (@"
Test
T
e
s
t ", output);
TestHelpers.AssertDriverColorsAre (@"
000000
0
0
0
0
0
0", new Attribute [] { Colors.Base.Normal });
}
[Fact, AutoInitShutdown]
public void Draw_Negative_Bounds_Horizontal_Without_New_Lines ()
{
// BUGBUG: This previously assumed the default height of a View was 1.
var subView = new View () { Id = "subView", Y = 1, Width = 7, Height = 1, Text = "subView" };
var view = new View () { Id = "view", Width = 20, Height = 2, Text = "01234567890123456789" };
view.Add (subView);
var content = new View () { Id = "content", Width = 20, Height = 20 };
content.Add (view);
var container = new View () { Id = "container", X = 1, Y = 1, Width = 5, Height = 5 };
container.Add (content);
var top = Application.Top;
top.Add (container);
// BUGBUG: v2 - it's bogus to reference .Frame before BeginInit. And why is the clip being set anyway???
void Top_LayoutComplete (object sender, LayoutEventArgs e)
{
Application.Driver.Clip = container.Frame;
}
top.LayoutComplete += Top_LayoutComplete;
Application.Begin (top);
TestHelpers.AssertDriverContentsWithFrameAre (@"
01234
subVi", output);
content.X = -1;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (@"
12345
ubVie", output);
content.Y = -1;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (@"
ubVie", output);
content.Y = -2;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre ("", output);
content.X = -20;
content.Y = 0;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre ("", output);
}
[Fact, AutoInitShutdown]
public void Draw_Negative_Bounds_Horizontal_With_New_Lines ()
{
var subView = new View () { Id = "subView", X = 1, Width = 1, Height = 7, Text = "s\nu\nb\nV\ni\ne\nw" };
var view = new View () { Id = "view", Width = 2, Height = 20, Text = "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n0\n1\n2\n3\n4\n5\n6\n7\n8\n9" };
view.Add (subView);
var content = new View () { Id = "content", Width = 20, Height = 20 };
content.Add (view);
var container = new View () { Id = "container", X = 1, Y = 1, Width = 5, Height = 5 };
container.Add (content);
var top = Application.Top;
top.Add (container);
Application.Driver.Clip = container.Frame;
Application.Begin (top);
TestHelpers.AssertDriverContentsWithFrameAre (@"
0s
1u
2b
3V
4i", output);
content.X = -1;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (@"
s
u
b
V
i", output);
content.X = -2;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (@"", output);
content.X = 0;
content.Y = -1;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (@"
1u
2b
3V
4i
5e", output);
content.Y = -6;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (@"
6w
7
8
9
0 ", output);
content.Y = -19;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (@"
9", output);
content.Y = -20;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre ("", output);
content.X = -2;
content.Y = 0;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre ("", output);
}
[Fact, AutoInitShutdown]
public void Draw_Negative_Bounds_Vertical ()
{
var subView = new View () { Id = "subView", X = 1, Width = 1, Height = 7, Text = "subView", TextDirection = TextDirection.TopBottom_LeftRight };
var view = new View () { Id = "view", Width = 2, Height = 20, Text = "01234567890123456789", TextDirection = TextDirection.TopBottom_LeftRight };
view.Add (subView);
var content = new View () { Id = "content", Width = 20, Height = 20 };
content.Add (view);
var container = new View () { Id = "container", X = 1, Y = 1, Width = 5, Height = 5 };
container.Add (content);
var top = Application.Top;
top.Add (container);
Application.Driver.Clip = container.Frame;
Application.Begin (top);
TestHelpers.AssertDriverContentsWithFrameAre (@"
0s
1u
2b
3V
4i", output);
content.X = -1;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (@"
s
u
b
V
i", output);
content.X = -2;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (@"", output);
content.X = 0;
content.Y = -1;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (@"
1u
2b
3V
4i
5e", output);
content.Y = -6;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (@"
6w
7
8
9
0 ", output);
content.Y = -19;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre (@"
9", output);
content.Y = -20;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre ("", output);
content.X = -2;
content.Y = 0;
Application.Refresh ();
TestHelpers.AssertDriverContentsWithFrameAre ("", output);
}
}
}