mirror of
https://github.com/gui-cs/Terminal.Gui.git
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fdeaa8331b
* Refactored test namespaces. Moved some tests that were in wrong project. Code cleanup * Parrallel -> Parallel
434 lines
14 KiB
C#
434 lines
14 KiB
C#
using JetBrains.Annotations;
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using UnitTests;
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using Xunit.Abstractions;
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using static Terminal.Gui.ViewBase.Dim;
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namespace UnitTests_Parallelizable.LayoutTests;
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public class SetRelativeLayoutTests
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{
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[Fact]
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public void AbsolutePosDim_DontChange ()
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{
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var screen = new Size (10, 15);
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var view = new View
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{
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X = 1, // outside of screen +10
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Y = 2, // outside of screen -10
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Width = 3,
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Height = 4
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};
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// Layout is Absolute. So the X and Y are not changed.
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view.SetRelativeLayout (screen);
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Assert.Equal (1, view.Frame.X);
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Assert.Equal (2, view.Frame.Y);
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Assert.Equal (3, view.Frame.Width);
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Assert.Equal (4, view.Frame.Height);
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}
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[Fact]
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public void ComputedPosDim_StayComputed ()
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{
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var screen = new Size (10, 15);
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var view = new View { X = 1, Y = 2, Width = Dim.Fill (), Height = Dim.Fill () };
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Assert.Equal ("Absolute(1)", view.X.ToString ());
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Assert.Equal ("Absolute(2)", view.Y.ToString ());
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Assert.Equal ("Fill(Absolute(0))", view.Width.ToString ());
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Assert.Equal ("Fill(Absolute(0))", view.Height.ToString ());
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view.SetRelativeLayout (screen);
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Assert.Equal ("Fill(Absolute(0))", view.Width.ToString ());
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Assert.Equal ("Fill(Absolute(0))", view.Height.ToString ());
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}
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[Fact]
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public void DimFill_Is_Honored ()
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{
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var view = new View { X = 1, Y = 1, Width = Dim.Fill (), Height = Dim.Fill () };
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view.SetRelativeLayout (new Size (80, 25));
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Assert.Equal ("Fill(Absolute(0))", view.Width.ToString ());
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Assert.Equal (1, view.Frame.X);
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Assert.Equal (1, view.Frame.Y);
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Assert.Equal (79, view.Frame.Width);
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Assert.Equal (24, view.Frame.Height);
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Assert.Equal (0, view.Viewport.X);
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Assert.Equal (0, view.Viewport.Y);
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Assert.Equal (79, view.Viewport.Width);
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Assert.Equal (24, view.Viewport.Height);
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view.X = 0;
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view.Y = 0;
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Assert.Equal ("Absolute(0)", view.X.ToString ());
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Assert.Equal ("Fill(Absolute(0))", view.Width.ToString ());
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view.SetRelativeLayout (new Size (80, 25));
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Assert.Equal (0, view.Frame.X);
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Assert.Equal (0, view.Frame.Y);
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Assert.Equal (80, view.Frame.Width);
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Assert.Equal (25, view.Frame.Height);
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Assert.Equal (0, view.Viewport.X);
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Assert.Equal (0, view.Viewport.Y);
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Assert.Equal (80, view.Viewport.Width);
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Assert.Equal (25, view.Viewport.Height);
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}
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[Fact]
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public void Fill_And_PosCenter ()
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{
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var screen = new Size (80, 25);
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var view = new View { X = Pos.Center (), Y = Pos.Center (), Width = Dim.Fill (), Height = Dim.Fill () };
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view.SetRelativeLayout (screen);
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Assert.Equal (0, view.Frame.X);
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Assert.Equal (0, view.Frame.Y);
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Assert.Equal (80, view.Frame.Width);
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Assert.Equal (25, view.Frame.Height);
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view.X = Pos.Center () + 1;
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view.SetRelativeLayout (screen);
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Assert.Equal (1, view.Frame.X);
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Assert.Equal (0, view.Frame.Y);
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Assert.Equal (79, view.Frame.Width);
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Assert.Equal (25, view.Frame.Height);
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view.X = Pos.Center () + 79;
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view.SetRelativeLayout (screen);
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Assert.Equal (79, view.Frame.X);
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Assert.Equal (0, view.Frame.Y);
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Assert.Equal (1, view.Frame.Width);
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Assert.Equal (25, view.Frame.Height);
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view.X = Pos.Center () + 80;
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view.SetRelativeLayout (screen);
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Assert.Equal (80, view.Frame.X);
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Assert.Equal (0, view.Frame.Y);
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Assert.Equal (0, view.Frame.Width);
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Assert.Equal (25, view.Frame.Height);
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view.X = Pos.Center () - 1;
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view.SetRelativeLayout (screen);
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Assert.Equal (-1, view.Frame.X);
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Assert.Equal (0, view.Frame.Y);
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Assert.Equal (81, view.Frame.Width);
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Assert.Equal (25, view.Frame.Height);
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view.X = Pos.Center () - 2; // Fill means all the way to right. So width will be 82. (dim gets calc'd before pos).
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view.SetRelativeLayout (screen);
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Assert.Equal (-2, view.Frame.X);
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Assert.Equal (0, view.Frame.Y);
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Assert.Equal (82, view.Frame.Width);
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Assert.Equal (25, view.Frame.Height);
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view.X = Pos.Center () - 3; // Fill means all the way to right. So width will be 83. (dim gets calc'd before pos).
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view.SetRelativeLayout (screen);
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Assert.Equal (-3, view.Frame.X);
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Assert.Equal (0, view.Frame.Y);
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Assert.Equal (83, view.Frame.Width);
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Assert.Equal (25, view.Frame.Height);
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view.X = Pos.Center () - 41; // Fill means all the way to right. So width will be . (dim gets calc'd before pos).
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view.SetRelativeLayout (screen);
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Assert.Equal (-41, view.Frame.X);
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Assert.Equal (0, view.Frame.Y);
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Assert.Equal (121, view.Frame.Width);
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Assert.Equal (25, view.Frame.Height);
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}
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[Fact]
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public void Fill_Pos_Outside_Bounds ()
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{
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var screen = new Size (80, 25);
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var view = new View
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{
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X = 90, // outside of screen +10
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Y = -10, // outside of screen -10
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Width = 15,
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Height = 15
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};
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// Layout is Absolute. So the X and Y are not changed.
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view.SetRelativeLayout (screen);
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Assert.Equal (90, view.Frame.X);
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Assert.Equal (-10, view.Frame.Y);
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Assert.Equal (15, view.Frame.Width);
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Assert.Equal (15, view.Frame.Height);
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// prove Width=Height= same as screen size
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view.Width = 80;
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view.Height = 25;
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view.SetRelativeLayout (screen);
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Assert.Equal (90, view.Frame.X);
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Assert.Equal (-10, view.Frame.Y);
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Assert.Equal (80, view.Frame.Width);
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Assert.Equal (25, view.Frame.Height);
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view.Width = Dim.Fill ();
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view.Height = Dim.Fill ();
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view.SetRelativeLayout (screen);
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Assert.Equal (90, view.Frame.X);
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Assert.Equal (-10, view.Frame.Y);
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Assert.Equal (
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0,
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view.Frame
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.Width
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); // proof: 15x15 view is placed beyond right side of screen, so fill width is 0
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Assert.Equal (
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35,
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view.Frame
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.Height
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); // proof: 15x15 view is placed beyond top of screen 10 rows, screen is 25 rows. so fill height is 25 + 10 = 35
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}
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[Fact]
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public void Fill_Pos_Within_Bounds ()
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{
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var screen = new Size (80, 25);
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var view = new View { X = 1, Y = 1, Width = 5, Height = 4 };
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view.SetRelativeLayout (screen);
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Assert.Equal (1, view.Frame.X);
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Assert.Equal (1, view.Frame.Y);
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Assert.Equal (5, view.Frame.Width);
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Assert.Equal (4, view.Frame.Height);
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view.Width = 80;
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view.Height = 25;
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view.SetRelativeLayout (screen);
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Assert.Equal (1, view.Frame.X);
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Assert.Equal (1, view.Frame.Y);
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Assert.Equal (80, view.Frame.Width);
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Assert.Equal (25, view.Frame.Height);
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view.Width = Dim.Fill ();
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view.Height = Dim.Fill ();
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view.SetRelativeLayout (screen);
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Assert.Equal (1, view.Frame.X);
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Assert.Equal (1, view.Frame.Y);
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Assert.Equal (79, view.Frame.Width); // proof (80 - 1)
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Assert.Equal (24, view.Frame.Height); // proof (25 - 1)
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view.X = 79;
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view.Width = Dim.Fill ();
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view.Height = Dim.Fill ();
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view.SetRelativeLayout (screen);
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Assert.Equal (79, view.Frame.X);
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Assert.Equal (1, view.Frame.Y);
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Assert.Equal (1, view.Frame.Width); // proof (80 - 79)
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Assert.Equal (24, view.Frame.Height);
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view.X = 80;
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view.Width = Dim.Fill ();
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view.Height = Dim.Fill ();
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view.SetRelativeLayout (screen);
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Assert.Equal (80, view.Frame.X);
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Assert.Equal (1, view.Frame.Y);
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Assert.Equal (0, view.Frame.Width); // proof (80 - 80)
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Assert.Equal (24, view.Frame.Height);
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}
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[Fact]
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public void PosCombine_Plus_Absolute ()
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{
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var superView = new View { Width = 10, Height = 10 };
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var testView = new View
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{
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X = Pos.Center (),
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Y = Pos.Center (),
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Width = 1,
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Height = 1
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};
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superView.Add (testView);
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superView.Layout ();
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testView.SetRelativeLayout (superView.Frame.Size);
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Assert.Equal (4, testView.Frame.X);
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Assert.Equal (4, testView.Frame.Y);
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testView = new ()
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{
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X = Pos.Center () + 1, // ((10 / 2) - (1 / 2)) + 1 = 5 - 1 + 1 = 5
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Y = Pos.Center () + 1,
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Width = 1,
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Height = 1
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};
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superView.Add (testView);
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testView.SetRelativeLayout (superView.Frame.Size);
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Assert.Equal (5, testView.Frame.X);
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Assert.Equal (5, testView.Frame.Y);
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testView = new ()
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{
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X = 1 + Pos.Center (),
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Y = 1 + Pos.Center (),
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Width = 1,
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Height = 1
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};
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superView.Add (testView);
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testView.SetRelativeLayout (superView.Frame.Size);
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Assert.Equal (5, testView.Frame.X);
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Assert.Equal (5, testView.Frame.Y);
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testView = new ()
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{
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X = 1 + Pos.Percent (50),
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Y = Pos.Percent (50) + 1,
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Width = 1,
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Height = 1
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};
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superView.Add (testView);
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testView.SetRelativeLayout (superView.Frame.Size);
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Assert.Equal (6, testView.Frame.X);
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Assert.Equal (6, testView.Frame.Y);
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testView = new ()
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{
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X = Pos.Percent (10) + Pos.Percent (40),
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Y = Pos.Percent (10) + Pos.Percent (40),
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Width = 1,
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Height = 1
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};
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superView.Add (testView);
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testView.SetRelativeLayout (superView.Frame.Size);
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Assert.Equal (5, testView.Frame.X);
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Assert.Equal (5, testView.Frame.Y);
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testView = new ()
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{
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X = 1 + Pos.Percent (10) + Pos.Percent (40) - 1,
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Y = 5 + Pos.Percent (10) + Pos.Percent (40) - 5,
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Width = 1,
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Height = 1
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};
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superView.Add (testView);
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testView.SetRelativeLayout (superView.Frame.Size);
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Assert.Equal (5, testView.Frame.X);
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Assert.Equal (5, testView.Frame.Y);
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testView = new ()
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{
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X = Pos.Left (testView),
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Y = Pos.Left (testView),
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Width = 1,
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Height = 1
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};
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superView.Add (testView);
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testView.SetRelativeLayout (superView.Frame.Size);
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Assert.Equal (5, testView.Frame.X);
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Assert.Equal (5, testView.Frame.Y);
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testView = new ()
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{
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X = 1 + Pos.Left (testView),
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Y = Pos.Top (testView) + 1,
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Width = 1,
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Height = 1
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};
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superView.Add (testView);
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testView.SetRelativeLayout (superView.Frame.Size);
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Assert.Equal (6, testView.Frame.X);
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Assert.Equal (6, testView.Frame.Y);
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superView.Dispose ();
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}
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[Fact]
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public void PosCombine_PosCenter_Minus_Absolute ()
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{
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// This test used to be in ViewTests.cs Internal_Tests. It was moved here because it is testing
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// SetRelativeLayout. In addition, the old test was bogus because it was testing the wrong thing (and
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// because in v1 Pos.Center was broken in this regard!
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var screen = new Size (80, 25);
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var view = new View
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{
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X = Pos.Center () - 41, // -2 off left edge of screen
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Y = Pos.Center () - 13, // -1 off top edge of screen
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Width = 1,
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Height = 1
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};
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view.SetRelativeLayout (screen);
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Assert.Equal (-2, view.Frame.X); // proof: 1x1 view centered in 80x25 screen has x of 39, so -41 is -2
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Assert.Equal (-1, view.Frame.Y); // proof: 1x1 view centered in 80x25 screen has y of 12, so -13 is -1
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view.Width = 80;
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view.Height = 25;
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view.SetRelativeLayout (screen);
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Assert.Equal (-41, view.Frame.X);
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Assert.Equal (-13, view.Frame.Y);
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Assert.Equal (80, view.Frame.Width);
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Assert.Equal (25, view.Frame.Height);
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view.Width = Dim.Fill ();
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view.Height = Dim.Fill ();
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view.SetRelativeLayout (screen);
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Assert.Equal (-41, view.Frame.X);
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Assert.Equal (-13, view.Frame.Y);
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Assert.Equal (121, view.Frame.Width); // 121 = screen.Width - (-Center - 41)
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Assert.Equal (38, view.Frame.Height);
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}
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[Fact]
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public void PosCombine_PosCenter_Plus_Absolute ()
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{
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var screen = new Size (80, 25);
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var view = new View
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{
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X = Pos.Center () + 41, // ((80 / 2) - (5 / 2)) + 41 = (40 - 3 + 41) = 78
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Y = Pos.Center () + 13, // ((25 / 2) - (4 / 2)) + 13 = (12 - 2 + 13) = 23
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Width = 5,
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Height = 4
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};
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view.SetRelativeLayout (screen);
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Assert.Equal (78, view.Frame.X);
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Assert.Equal (23, view.Frame.Y);
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}
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[Fact]
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public void PosDimFunc ()
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{
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var screen = new Size (30, 1);
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var view = new View
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{
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Text = "abc",
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Width = Auto (DimAutoStyle.Text),
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Height = Auto (DimAutoStyle.Text)
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};
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view.X = Pos.AnchorEnd (0) - Pos.Func (GetViewWidth);
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int GetViewWidth ([CanBeNull] View _) { return view.Frame.Width; }
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// view will be 3 chars wide. It's X will be 27 (30 - 3).
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// BUGBUG: IsInitialized need to be true before calculate
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view.BeginInit ();
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view.EndInit ();
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view.SetRelativeLayout (screen);
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Assert.Equal (27, view.Frame.X);
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Assert.Equal (0, view.Frame.Y);
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Assert.Equal (3, view.Frame.Width);
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Assert.Equal (1, view.Frame.Height);
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var tf = new TextField { Text = "01234567890123456789" };
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tf.Width = Dim.Fill (1) - Dim.Func (GetViewWidth);
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// tf will fill the screen minus 1 minus the width of view (3).
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// so it's width will be 26 (30 - 1 - 3).
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tf.SetRelativeLayout (screen);
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Assert.Equal (0, tf.Frame.X);
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Assert.Equal (0, tf.Frame.Y);
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Assert.Equal (26, tf.Frame.Width);
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Assert.Equal (1, tf.Frame.Height);
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}
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}
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