mirror of
https://github.com/gui-cs/Terminal.Gui.git
synced 2025-12-26 15:57:56 +01:00
335 lines
11 KiB
C#
335 lines
11 KiB
C#
using Xunit.Abstractions;
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using static Terminal.Gui.Pos;
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namespace Terminal.Gui.LayoutTests;
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public class PosViewTests (ITestOutputHelper output)
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{
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private readonly ITestOutputHelper _output = output;
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[Fact]
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public void PosView_Equal ()
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{
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var view1 = new View ();
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var view2 = new View ();
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Pos pos1 = Left (view1);
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Pos pos2 = Left (view1);
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Assert.Equal (pos1, pos2);
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pos2 = Left (view2);
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Assert.NotEqual (pos1, pos2);
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pos2 = Right (view1);
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Assert.NotEqual (pos1, pos2);
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}
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// TODO: Test Left, Top, Right bottom Equal
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/// <summary>Tests Pos.Left, Pos.X, Pos.Top, Pos.Y, Pos.Right, and Pos.Bottom set operations</summary>
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[Fact]
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[TestRespondersDisposed]
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public void PosView_Side_SetsValue ()
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{
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string side; // used in format string
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var testRect = Rectangle.Empty;
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var testInt = 0;
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Pos pos;
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// Pos.Left
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side = "Left";
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testInt = 0;
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testRect = Rectangle.Empty;
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pos = Left (new ());
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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pos = Left (new () { Frame = testRect });
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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testRect = new (1, 2, 3, 4);
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pos = Left (new () { Frame = testRect });
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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// Pos.Left(win) + 0
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pos = Left (new () { Frame = testRect }) + testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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testInt = 1;
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// Pos.Left(win) +1
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pos = Left (new () { Frame = testRect }) + testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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testInt = -1;
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// Pos.Left(win) -1
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pos = Left (new () { Frame = testRect }) - testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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// Pos.X
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side = "Left";
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testInt = 0;
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testRect = Rectangle.Empty;
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pos = X (new ());
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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pos = X (new () { Frame = testRect });
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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testRect = new (1, 2, 3, 4);
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pos = X (new () { Frame = testRect });
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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// Pos.X(win) + 0
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pos = X (new () { Frame = testRect }) + testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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testInt = 1;
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// Pos.X(win) +1
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pos = X (new () { Frame = testRect }) + testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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testInt = -1;
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// Pos.X(win) -1
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pos = X (new () { Frame = testRect }) - testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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// Pos.Top
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side = "Top";
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testInt = 0;
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testRect = Rectangle.Empty;
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pos = Top (new ());
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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pos = Top (new () { Frame = testRect });
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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testRect = new (1, 2, 3, 4);
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pos = Top (new () { Frame = testRect });
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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// Pos.Top(win) + 0
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pos = Top (new () { Frame = testRect }) + testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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testInt = 1;
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// Pos.Top(win) +1
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pos = Top (new () { Frame = testRect }) + testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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testInt = -1;
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// Pos.Top(win) -1
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pos = Top (new () { Frame = testRect }) - testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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// Pos.Y
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side = "Top";
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testInt = 0;
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testRect = Rectangle.Empty;
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pos = Y (new ());
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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pos = Y (new () { Frame = testRect });
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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testRect = new (1, 2, 3, 4);
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pos = Y (new () { Frame = testRect });
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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// Pos.Y(win) + 0
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pos = Y (new () { Frame = testRect }) + testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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testInt = 1;
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// Pos.Y(win) +1
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pos = Y (new () { Frame = testRect }) + testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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testInt = -1;
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// Pos.Y(win) -1
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pos = Y (new () { Frame = testRect }) - testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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// Pos.Bottom
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side = "Bottom";
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testRect = Rectangle.Empty;
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testInt = 0;
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pos = Bottom (new ());
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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pos = Bottom (new () { Frame = testRect });
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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testRect = new (1, 2, 3, 4);
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pos = Bottom (new () { Frame = testRect });
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Assert.Equal ($"View(Side={side},Target=View(){testRect})", pos.ToString ());
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// Pos.Bottom(win) + 0
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pos = Bottom (new () { Frame = testRect }) + testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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testInt = 1;
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// Pos.Bottom(win) +1
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pos = Bottom (new () { Frame = testRect }) + testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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testInt = -1;
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// Pos.Bottom(win) -1
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pos = Bottom (new () { Frame = testRect }) - testInt;
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Assert.Equal (
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$"Combine(View(Side={side},Target=View(){testRect}){(testInt < 0 ? '-' : '+')}Absolute({testInt}))",
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pos.ToString ()
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);
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#if DEBUG_IDISPOSABLE
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// HACK: Force clean up of Responders to avoid having to Dispose all the Views created above.
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Responder.Instances.Clear ();
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#endif
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}
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[Fact]
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public void PosView_Side_SetToNull_Throws ()
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{
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Assert.Throws<ArgumentNullException> (() => X (null));
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Assert.Throws<ArgumentNullException> (() => Y (null));
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Assert.Throws<ArgumentNullException> (() => Left (null));
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Assert.Throws<ArgumentNullException> (() => Right (null));
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Assert.Throws<ArgumentNullException> (() => Bottom (null));
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Assert.Throws<ArgumentNullException> (() => Top (null));
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}
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// TODO: This actually a SetRelativeLayout/LayoutSubViews test and should be moved
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// TODO: A new test that calls SetRelativeLayout directly is needed.
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[Fact]
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[TestRespondersDisposed]
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public void Subtract_Operator ()
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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 view = new View { X = 0, Y = 0, Width = 20, Height = 20 };
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var field = new TextField { X = 0, Y = 0, Width = 20 };
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var count = 20;
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List<View> listViews = new ();
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for (var i = 0; i < count; i++)
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{
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field.Text = $"View {i}";
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var view2 = new View { X = 0, Y = field.Y, Width = 20, Text = field.Text };
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view.Add (view2);
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Assert.Equal ($"View {i}", view2.Text);
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Assert.Equal ($"Absolute({i})", field.Y.ToString ());
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listViews.Add (view2);
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Assert.Equal ($"Absolute({i})", field.Y.ToString ());
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field.Y += 1;
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Assert.Equal ($"Absolute({i + 1})", field.Y.ToString ());
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}
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field.KeyDown += (s, k) =>
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{
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if (k.KeyCode == KeyCode.Enter)
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{
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Assert.Equal ($"View {count - 1}", listViews [count - 1].Text);
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view.Remove (listViews [count - 1]);
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listViews [count - 1].Dispose ();
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Assert.Equal ($"Absolute({count})", field.Y.ToString ());
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field.Y -= 1;
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count--;
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Assert.Equal ($"Absolute({count})", field.Y.ToString ());
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}
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};
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Application.Iteration += (s, a) =>
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{
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while (count > 0)
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{
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field.NewKeyDownEvent (new (KeyCode.Enter));
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}
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Application.RequestStop ();
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};
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var win = new Window ();
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win.Add (view);
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win.Add (field);
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top.Add (win);
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Application.Run (top);
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top.Dispose ();
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Assert.Equal (0, count);
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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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}
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