mirror of
https://github.com/gui-cs/Terminal.Gui.git
synced 2025-12-27 00:07:58 +01:00
686 lines
20 KiB
C#
686 lines
20 KiB
C#
using Xunit.Abstractions;
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using static Unix.Terminal.Curses;
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// Alias Console to MockConsole so we don't accidentally use Console
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namespace Terminal.Gui.ViewTests;
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public class LayoutTests
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{
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private readonly ITestOutputHelper _output;
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public LayoutTests (ITestOutputHelper output) { _output = output; }
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// Tested in AbsoluteLayoutTests.cs
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// public void Pos_Dim_Are_Null_If_Not_Initialized_On_Constructor_IsAdded_False ()
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[Theory]
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[AutoInitShutdown]
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[InlineData (1)]
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[InlineData (2)]
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[InlineData (3)]
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[InlineData (4)]
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[InlineData (5)]
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[InlineData (6)]
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[InlineData (7)]
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[InlineData (8)]
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[InlineData (9)]
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[InlineData (10)]
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public void Dim_CenteredSubView_85_Percent_Height (int height)
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{
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var win = new Window { Width = Dim.Fill (), Height = Dim.Fill () };
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var subview = new Window
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{
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X = Pos.Center (), Y = Pos.Center (), Width = Dim.Percent (85), Height = Dim.Percent (85)
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};
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win.Add (subview);
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RunState rs = Application.Begin (win);
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var firstIteration = false;
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((FakeDriver)Application.Driver).SetBufferSize (20, height);
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Application.RunIteration (ref rs, ref firstIteration);
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var expected = string.Empty;
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switch (height)
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{
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case 1:
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//Assert.Equal (new (0, 0, 17, 0), subview.Frame);
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expected = @"
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────────────────────";
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break;
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case 2:
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//Assert.Equal (new (0, 0, 17, 1), subview.Frame);
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expected = @"
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┌──────────────────┐
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└──────────────────┘
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";
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break;
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case 3:
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//Assert.Equal (new (0, 0, 17, 2), subview.Frame);
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expected = @"
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┌──────────────────┐
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│ │
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└──────────────────┘
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";
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break;
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case 4:
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//Assert.Equal (new (0, 0, 17, 3), subview.Frame);
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expected = @"
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┌──────────────────┐
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│ ─────────────── │
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│ │
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└──────────────────┘";
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break;
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case 5:
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//Assert.Equal (new (0, 0, 17, 3), subview.Frame);
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expected = @"
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┌──────────────────┐
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│ ┌─────────────┐ │
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│ └─────────────┘ │
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│ │
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└──────────────────┘";
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break;
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case 6:
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//Assert.Equal (new (0, 0, 17, 3), subview.Frame);
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expected = @"
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┌──────────────────┐
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│ ┌─────────────┐ │
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│ │ │ │
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│ └─────────────┘ │
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│ │
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└──────────────────┘";
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break;
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case 7:
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//Assert.Equal (new (0, 0, 17, 3), subview.Frame);
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expected = @"
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┌──────────────────┐
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│ ┌─────────────┐ │
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│ │ │ │
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│ │ │ │
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│ └─────────────┘ │
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│ │
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└──────────────────┘";
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break;
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case 8:
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//Assert.Equal (new (0, 0, 17, 3), subview.Frame);
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expected = @"
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┌──────────────────┐
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│ ┌─────────────┐ │
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│ │ │ │
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│ │ │ │
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│ │ │ │
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│ └─────────────┘ │
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│ │
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└──────────────────┘";
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break;
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case 9:
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//Assert.Equal (new (0, 0, 17, 3), subview.Frame);
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expected = @"
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┌──────────────────┐
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│ │
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│ ┌─────────────┐ │
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│ │ │ │
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│ │ │ │
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│ │ │ │
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│ └─────────────┘ │
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│ │
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└──────────────────┘";
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break;
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case 10:
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//Assert.Equal (new (0, 0, 17, 3), subview.Frame);
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expected = @"
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┌──────────────────┐
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│ │
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│ ┌─────────────┐ │
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│ │ │ │
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│ │ │ │
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│ │ │ │
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│ │ │ │
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│ └─────────────┘ │
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│ │
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└──────────────────┘";
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break;
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}
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_ = TestHelpers.AssertDriverContentsWithFrameAre (expected, _output);
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Application.End (rs);
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}
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[Theory]
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[AutoInitShutdown]
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[InlineData (1)]
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[InlineData (2)]
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[InlineData (3)]
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[InlineData (4)]
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[InlineData (5)]
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[InlineData (6)]
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[InlineData (7)]
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[InlineData (8)]
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[InlineData (9)]
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[InlineData (10)]
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public void Dim_CenteredSubView_85_Percent_Width (int width)
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{
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var win = new Window { Width = Dim.Fill (), Height = Dim.Fill () };
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var subview = new Window
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{
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X = Pos.Center (), Y = Pos.Center (), Width = Dim.Percent (85), Height = Dim.Percent (85)
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};
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win.Add (subview);
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RunState rs = Application.Begin (win);
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var firstIteration = false;
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((FakeDriver)Application.Driver).SetBufferSize (width, 7);
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Application.RunIteration (ref rs, ref firstIteration);
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var expected = string.Empty;
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switch (width)
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{
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case 1:
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Assert.Equal (new Rectangle (0, 0, 0, 4), subview.Frame);
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expected = @"
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│
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│
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│
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│
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│
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│
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│";
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break;
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case 2:
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Assert.Equal (new Rectangle (0, 0, 0, 4), subview.Frame);
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expected = @"
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┌┐
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││
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││
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││
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││
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││
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└┘";
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break;
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case 3:
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Assert.Equal (new Rectangle (0, 0, 0, 4), subview.Frame);
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expected = @"
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┌─┐
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│ │
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│ │
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│ │
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│ │
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│ │
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└─┘";
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break;
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case 4:
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Assert.Equal (new Rectangle (0, 0, 1, 4), subview.Frame);
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expected = @"
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┌──┐
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││ │
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││ │
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││ │
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││ │
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│ │
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└──┘";
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break;
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case 5:
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Assert.Equal (new Rectangle (0, 0, 2, 4), subview.Frame);
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expected = @"
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┌───┐
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│┌┐ │
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│││ │
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│││ │
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│└┘ │
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│ │
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└───┘";
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break;
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case 6:
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Assert.Equal (new Rectangle (0, 0, 3, 4), subview.Frame);
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expected = @"
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┌────┐
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│┌─┐ │
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││ │ │
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││ │ │
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│└─┘ │
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│ │
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└────┘";
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break;
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case 7:
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Assert.Equal (new Rectangle (0, 0, 4, 4), subview.Frame);
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expected = @"
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┌─────┐
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│┌──┐ │
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││ │ │
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││ │ │
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│└──┘ │
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│ │
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└─────┘";
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break;
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case 8:
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Assert.Equal (new Rectangle (0, 0, 5, 4), subview.Frame);
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expected = @"
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┌──────┐
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│┌───┐ │
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││ │ │
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││ │ │
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│└───┘ │
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│ │
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└──────┘";
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break;
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case 9:
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Assert.Equal (new Rectangle (1, 0, 5, 4), subview.Frame);
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expected = @"
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┌───────┐
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│ ┌───┐ │
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│ │ │ │
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│ │ │ │
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│ └───┘ │
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│ │
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└───────┘";
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break;
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case 10:
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Assert.Equal (new Rectangle (1, 0, 6, 4), subview.Frame);
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expected = @"
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┌────────┐
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│ ┌────┐ │
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│ │ │ │
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│ │ │ │
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│ └────┘ │
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│ │
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└────────┘";
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break;
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}
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_ = TestHelpers.AssertDriverContentsWithFrameAre (expected, _output);
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Application.End (rs);
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}
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[Fact]
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[AutoInitShutdown]
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public void DimFill_SizedCorrectly ()
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{
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var view = new View { Width = Dim.Fill (), Height = Dim.Fill (), BorderStyle = LineStyle.Single };
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var top = new Toplevel ();
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top.Add (view);
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RunState rs = Application.Begin (top);
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((FakeDriver)Application.Driver).SetBufferSize (32, 5);
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//view.SetNeedsLayout ();
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top.LayoutSubviews ();
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//view.SetRelativeLayout (new (0, 0, 32, 5));
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Assert.Equal (32, view.Frame.Width);
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Assert.Equal (5, view.Frame.Height);
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}
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[Fact]
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[TestRespondersDisposed]
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public void Draw_Throws_IndexOutOfRangeException_With_Negative_Bounds ()
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{
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Application.Init (new FakeDriver ());
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Toplevel top = new ();
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var view = new View { X = -2, Text = "view" };
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top.Add (view);
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Application.Iteration += (s, a) =>
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{
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Assert.Equal (-2, view.X);
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Application.RequestStop ();
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};
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try
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{
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Application.Run (top);
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}
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catch (IndexOutOfRangeException ex)
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{
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// After the fix this exception will not be caught.
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Assert.IsType<IndexOutOfRangeException> (ex);
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}
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top.Dispose ();
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// Shutdown must be called to safely clean up Application if Init has been called
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Application.Shutdown ();
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}
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[Fact]
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[TestRespondersDisposed]
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public void Draw_Vertical_Throws_IndexOutOfRangeException_With_Negative_Bounds ()
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{
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Application.Init (new FakeDriver ());
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Toplevel top = new ();
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var view = new View { Y = -2, Height = 10, TextDirection = TextDirection.TopBottom_LeftRight, Text = "view" };
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top.Add (view);
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Application.Iteration += (s, a) =>
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{
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Assert.Equal (-2, view.Y);
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Application.RequestStop ();
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};
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try
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{
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Application.Run (top);
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}
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catch (IndexOutOfRangeException ex)
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{
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// After the fix this exception will not be caught.
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Assert.IsType<IndexOutOfRangeException> (ex);
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}
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top.Dispose ();
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// Shutdown must be called to safely clean up Application if Init has been called
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Application.Shutdown ();
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}
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[Fact]
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public void LayoutSubviews_No_SuperView ()
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{
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var root = new View ();
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var first = new View
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{
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Id = "first",
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X = 1,
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Y = 2,
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Height = 3,
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Width = 4
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};
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root.Add (first);
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var second = new View { Id = "second" };
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root.Add (second);
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second.X = Pos.Right (first) + 1;
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root.LayoutSubviews ();
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Assert.Equal (6, second.Frame.X);
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root.Dispose ();
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first.Dispose ();
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second.Dispose ();
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}
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[Fact]
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public void LayoutSubviews_RootHas_SuperView ()
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{
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var top = new View ();
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var root = new View ();
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top.Add (root);
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var first = new View
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{
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Id = "first",
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X = 1,
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Y = 2,
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Height = 3,
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Width = 4
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};
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root.Add (first);
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var second = new View { Id = "second" };
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root.Add (second);
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second.X = Pos.Right (first) + 1;
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root.LayoutSubviews ();
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Assert.Equal (6, second.Frame.X);
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root.Dispose ();
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top.Dispose ();
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first.Dispose ();
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second.Dispose ();
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}
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[Fact]
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public void LayoutSubviews_ViewThatRefsSubView_Throws ()
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{
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var root = new View ();
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var super = new View ();
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root.Add (super);
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var sub = new View ();
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super.Add (sub);
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super.Width = Dim.Width (sub);
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Assert.Throws<InvalidOperationException> (() => root.LayoutSubviews ());
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root.Dispose ();
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super.Dispose ();
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}
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// Was named AutoSize_Pos_Validation_Do_Not_Throws_If_NewValue_Is_PosAbsolute_And_OldValue_Is_Another_Type_After_Sets_To_LayoutStyle_Absolute ()
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// but doesn't actually have anything to do with AutoSize.
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[Fact]
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public void
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Pos_Validation_Do_Not_Throws_If_NewValue_Is_PosAbsolute_And_OldValue_Is_Another_Type_After_Sets_To_LayoutStyle_Absolute ()
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{
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Application.Init (new FakeDriver ());
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Toplevel t = new ();
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var w = new Window { X = Pos.Left (t) + 2, Y = Pos.At (2) };
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var v = new View { X = Pos.Center (), Y = Pos.Percent (10) };
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w.Add (v);
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t.Add (w);
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t.Ready += (s, e) =>
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{
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v.Frame = new Rectangle (2, 2, 10, 10);
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Assert.Equal (2, v.X = 2);
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Assert.Equal (2, v.Y = 2);
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};
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Application.Iteration += (s, a) => Application.RequestStop ();
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Application.Run (t);
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t.Dispose ();
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Application.Shutdown ();
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}
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[Fact]
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[SetupFakeDriver]
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public void PosCombine_DimCombine_View_With_SubViews ()
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{
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var clicked = false;
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Toplevel top = new Toplevel() { Width = 80, Height = 25 };
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var win1 = new Window { Id = "win1", Width = 20, Height = 10 };
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var view1 = new View { Text = "view1", AutoSize = true }; // BUGBUG: AutoSize or Width must be set
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var win2 = new Window { Id = "win2", Y = Pos.Bottom (view1) + 1, Width = 10, Height = 3 };
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var view2 = new View { Id = "view2", Width = Dim.Fill (), Height = 1, CanFocus = true };
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view2.MouseClick += (sender, e) => clicked = true;
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var view3 = new View { Id = "view3", Width = Dim.Fill (1), Height = 1, CanFocus = true };
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view2.Add (view3);
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win2.Add (view2);
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win1.Add (view1, win2);
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top.Add (win1);
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top.BeginInit();
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top.EndInit();
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Assert.Equal (new Rectangle (0, 0, 80, 25), top.Frame);
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Assert.Equal (new Rectangle (0, 0, 5, 1), view1.Frame);
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Assert.Equal (new Rectangle (0, 0, 20, 10), win1.Frame);
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Assert.Equal (new Rectangle (0, 2, 10, 3), win2.Frame);
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Assert.Equal (new Rectangle (0, 0, 8, 1), view2.Frame);
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Assert.Equal (new Rectangle (0, 0, 7, 1), view3.Frame);
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var foundView = View.FindDeepestView (top, 9, 4);
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Assert.Equal (foundView, view2);
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}
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[Fact]
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public void PosCombine_Refs_SuperView_Throws ()
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{
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Application.Init (new FakeDriver ());
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var top = new Toplevel ();
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var w = new Window { X = Pos.Left (top) + 2, Y = Pos.Top (top) + 2 };
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var f = new FrameView ();
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var v1 = new View { X = Pos.Left (w) + 2, Y = Pos.Top (w) + 2 };
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var v2 = new View { X = Pos.Left (v1) + 2, Y = Pos.Top (v1) + 2 };
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f.Add (v1, v2);
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w.Add (f);
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top.Add (w);
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Application.Begin (top);
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f.X = Pos.X (Application.Top) + Pos.X (v2) - Pos.X (v1);
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f.Y = Pos.Y (Application.Top) + Pos.Y (v2) - Pos.Y (v1);
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Application.Top.LayoutComplete += (s, e) =>
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{
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Assert.Equal (0, Application.Top.Frame.X);
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Assert.Equal (0, Application.Top.Frame.Y);
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Assert.Equal (2, w.Frame.X);
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Assert.Equal (2, w.Frame.Y);
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Assert.Equal (2, f.Frame.X);
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Assert.Equal (2, f.Frame.Y);
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|
Assert.Equal (4, v1.Frame.X);
|
|
Assert.Equal (4, v1.Frame.Y);
|
|
Assert.Equal (6, v2.Frame.X);
|
|
Assert.Equal (6, v2.Frame.Y);
|
|
};
|
|
|
|
Application.Iteration += (s, a) => Application.RequestStop ();
|
|
|
|
Assert.Throws<InvalidOperationException> (() => Application.Run ());
|
|
top.Dispose ();
|
|
Application.Shutdown ();
|
|
}
|
|
|
|
[Fact]
|
|
public void TopologicalSort_Missing_Add ()
|
|
{
|
|
var root = new View ();
|
|
var sub1 = new View ();
|
|
root.Add (sub1);
|
|
var sub2 = new View ();
|
|
sub1.Width = Dim.Width (sub2);
|
|
|
|
Assert.Throws<InvalidOperationException> (() => root.LayoutSubviews ());
|
|
|
|
sub2.Width = Dim.Width (sub1);
|
|
|
|
Assert.Throws<InvalidOperationException> (() => root.LayoutSubviews ());
|
|
root.Dispose ();
|
|
sub1.Dispose ();
|
|
sub2.Dispose ();
|
|
}
|
|
|
|
[Fact]
|
|
public void TopologicalSort_Recursive_Ref ()
|
|
{
|
|
var root = new View ();
|
|
var sub1 = new View ();
|
|
root.Add (sub1);
|
|
var sub2 = new View ();
|
|
root.Add (sub2);
|
|
sub2.Width = Dim.Width (sub2);
|
|
|
|
Exception exception = Record.Exception (root.LayoutSubviews);
|
|
Assert.Null (exception);
|
|
root.Dispose ();
|
|
sub1.Dispose ();
|
|
sub2.Dispose ();
|
|
}
|
|
|
|
[Fact]
|
|
[AutoInitShutdown]
|
|
public void TrySetHeight_ForceValidatePosDim ()
|
|
{
|
|
var top = new View { X = 0, Y = 0, Height = 20 };
|
|
|
|
var v = new View { Height = Dim.Fill (), ValidatePosDim = true };
|
|
top.Add (v);
|
|
|
|
Assert.False (v.TrySetHeight (10, out int rHeight));
|
|
Assert.Equal (10, rHeight);
|
|
|
|
v.Height = Dim.Fill (1);
|
|
Assert.False (v.TrySetHeight (10, out rHeight));
|
|
Assert.Equal (9, rHeight);
|
|
|
|
v.Height = 0;
|
|
Assert.True (v.TrySetHeight (10, out rHeight));
|
|
Assert.Equal (10, rHeight);
|
|
Assert.False (v.IsInitialized);
|
|
|
|
var toplevel = new Toplevel ();
|
|
toplevel.Add (top);
|
|
Application.Begin (toplevel);
|
|
|
|
Assert.True (v.IsInitialized);
|
|
|
|
v.Height = 15;
|
|
Assert.True (v.TrySetHeight (5, out rHeight));
|
|
Assert.Equal (5, rHeight);
|
|
}
|
|
|
|
[Fact]
|
|
[AutoInitShutdown]
|
|
public void TrySetWidth_ForceValidatePosDim ()
|
|
{
|
|
var top = new View { X = 0, Y = 0, Width = 80 };
|
|
|
|
var v = new View { Width = Dim.Fill (), ValidatePosDim = true };
|
|
top.Add (v);
|
|
|
|
Assert.False (v.TrySetWidth (70, out int rWidth));
|
|
Assert.Equal (70, rWidth);
|
|
|
|
v.Width = Dim.Fill (1);
|
|
Assert.False (v.TrySetWidth (70, out rWidth));
|
|
Assert.Equal (69, rWidth);
|
|
|
|
v.Width = 0;
|
|
Assert.True (v.TrySetWidth (70, out rWidth));
|
|
Assert.Equal (70, rWidth);
|
|
Assert.False (v.IsInitialized);
|
|
|
|
var toplevel = new Toplevel ();
|
|
toplevel.Add (top);
|
|
Application.Begin (toplevel);
|
|
|
|
Assert.True (v.IsInitialized);
|
|
v.Width = 75;
|
|
Assert.True (v.TrySetWidth (60, out rWidth));
|
|
Assert.Equal (60, rWidth);
|
|
}
|
|
}
|