Files
Terminal.Gui/UnitTests/View/Layout/Dim.AutoTests.cs
2024-05-17 08:07:20 -07:00

1312 lines
38 KiB
C#

using System.Globalization;
using System.Text;
using Xunit.Abstractions;
using static Terminal.Gui.Dim;
namespace Terminal.Gui.LayoutTests;
public class DimAutoTests (ITestOutputHelper output)
{
private readonly ITestOutputHelper _output = output;
private class DimAutoTestView : View
{
public DimAutoTestView ()
{
ValidatePosDim = true;
Width = Dim.Auto ();
Height = Dim.Auto ();
}
public DimAutoTestView (Dim width, Dim height)
{
ValidatePosDim = true;
Width = width;
Height = height;
}
public DimAutoTestView (string text, Dim width, Dim height)
{
ValidatePosDim = true;
Text = text;
Width = width;
Height = height;
}
}
// Test min - ensure that if min is specified in the DimAuto constructor it is honored
[Fact]
public void Min_Is_Honored ()
{
var superView = new View
{
X = 0,
Y = 0,
Width = Dim.Auto (minimumContentDim: 10),
Height = Dim.Auto (minimumContentDim: 10),
ValidatePosDim = true
};
var subView = new View
{
X = 0,
Y = 0,
Width = 5,
Height = 5
};
superView.Add (subView);
superView.BeginInit ();
superView.EndInit ();
superView.SetRelativeLayout (new (10, 10));
superView.LayoutSubviews (); // no throw
Assert.Equal (10, superView.Frame.Width);
Assert.Equal (10, superView.Frame.Height);
}
[Theory]
[InlineData (0, 2, 4)]
[InlineData (1, 2, 4)]
[InlineData (2, 2, 4)]
[InlineData (3, 2, 5)]
[InlineData (1, 0, 3)]
public void Min_Absolute_Is_Content_Relative (int contentSize, int minAbsolute, int expected)
{
var view = new View
{
X = 0,
Y = 0,
Width = Dim.Auto (minimumContentDim: minAbsolute),
BorderStyle = LineStyle.Single, // a 1 thick adornment
ValidatePosDim = true
};
view.SetContentSize (new (contentSize, 0));
Assert.Equal (expected, view.Frame.Width);
}
[Theory]
[InlineData (1, 100, 100)]
[InlineData (1, 50, 50)]
public void Min_Percent (int contentSize, int minPercent, int expected)
{
var view = new View
{
X = 0,
Y = 0,
Width = Dim.Auto (minimumContentDim: Dim.Percent (minPercent)),
ValidatePosDim = true
};
view.SetContentSize (new (contentSize, 0));
view.SetRelativeLayout (new (100, 100));
Assert.Equal (expected, view.Frame.Width);
}
[Theory]
[InlineData (1, 100, 102)]
[InlineData (1, 50, 52)] // 50% of 100 is 50, but the border adds 2
[InlineData (1, 30, 32)] // 30% of 100 is 30, but the border adds 2
[InlineData (2, 30, 32)] // 30% of 100 is 30, but the border adds 2
public void Min_Percent_Is_Content_Relative (int contentSize, int minPercent, int expected)
{
var view = new View
{
X = 0,
Y = 0,
Width = Dim.Auto (minimumContentDim: Dim.Percent (minPercent)),
BorderStyle = LineStyle.Single, // a 1 thick adornment
ValidatePosDim = true
};
view.SetContentSize (new (contentSize, 0));
view.SetRelativeLayout (new (100, 100));
Assert.Equal (expected, view.Frame.Width);
}
// what happens if DimAuto (min: 10) and the subview moves to a negative coord?
[Fact]
public void Min_Resets_If_Subview_Moves_Negative ()
{
var superView = new View
{
X = 0,
Y = 0,
Width = Dim.Auto (minimumContentDim: 10),
Height = Dim.Auto (minimumContentDim: 10),
ValidatePosDim = true
};
var subView = new View
{
X = 0,
Y = 0,
Width = 5,
Height = 5
};
superView.Add (subView);
superView.BeginInit ();
superView.EndInit ();
superView.SetRelativeLayout (new (10, 10));
superView.LayoutSubviews (); // no throw
Assert.Equal (10, superView.Frame.Width);
Assert.Equal (10, superView.Frame.Height);
subView.X = -1;
subView.Y = -1;
superView.SetRelativeLayout (new (10, 10));
superView.LayoutSubviews (); // no throw
Assert.Equal (5, subView.Frame.Width);
Assert.Equal (5, subView.Frame.Height);
Assert.Equal (10, superView.Frame.Width);
Assert.Equal (10, superView.Frame.Height);
}
[Fact]
public void Min_Resets_If_Subview_Shrinks ()
{
var superView = new View
{
X = 0,
Y = 0,
Width = Dim.Auto (minimumContentDim: 10),
Height = Dim.Auto (minimumContentDim: 10),
ValidatePosDim = true
};
var subView = new View
{
X = 0,
Y = 0,
Width = 5,
Height = 5
};
superView.Add (subView);
superView.BeginInit ();
superView.EndInit ();
superView.SetRelativeLayout (new (10, 10));
superView.LayoutSubviews (); // no throw
Assert.Equal (10, superView.Frame.Width);
Assert.Equal (10, superView.Frame.Height);
subView.Width = 3;
subView.Height = 3;
superView.SetRelativeLayout (new (10, 10));
superView.LayoutSubviews (); // no throw
Assert.Equal (3, subView.Frame.Width);
Assert.Equal (3, subView.Frame.Height);
Assert.Equal (10, superView.Frame.Width);
Assert.Equal (10, superView.Frame.Height);
}
[Theory]
[InlineData (0, 0, 0, 0, 0)]
[InlineData (0, 0, 5, 0, 0)]
[InlineData (0, 0, 0, 5, 5)]
[InlineData (0, 0, 5, 5, 5)]
[InlineData (1, 0, 5, 0, 0)]
[InlineData (1, 0, 0, 5, 5)]
[InlineData (1, 0, 5, 5, 5)]
[InlineData (1, 1, 5, 5, 6)]
[InlineData (-1, 0, 5, 0, 0)]
[InlineData (-1, 0, 0, 5, 5)]
[InlineData (-1, 0, 5, 5, 5)]
[InlineData (-1, -1, 5, 5, 4)]
public void Height_Auto_Width_Absolute_NotChanged (int subX, int subY, int subWidth, int subHeight, int expectedHeight)
{
var superView = new View
{
X = 0,
Y = 0,
Width = 10,
Height = Dim.Auto (),
ValidatePosDim = true
};
var subView = new View
{
X = subX,
Y = subY,
Width = subWidth,
Height = subHeight,
ValidatePosDim = true
};
superView.Add (subView);
superView.BeginInit ();
superView.EndInit ();
superView.SetRelativeLayout (new (10, 10));
Assert.Equal (new Rectangle (0, 0, 10, expectedHeight), superView.Frame);
}
[Fact]
public void NoSubViews_Does_Nothing ()
{
var superView = new View
{
X = 0,
Y = 0,
Width = Dim.Auto (),
Height = Dim.Auto (),
ValidatePosDim = true
};
superView.BeginInit ();
superView.EndInit ();
superView.SetRelativeLayout (new (10, 10));
Assert.Equal (new Rectangle (0, 0, 0, 0), superView.Frame);
superView.SetRelativeLayout (new (10, 10));
Assert.Equal (new Rectangle (0, 0, 0, 0), superView.Frame);
}
[Fact]
public void NoSubViews_Does_Nothing_Vertical ()
{
var superView = new View
{
X = 0,
Y = 0,
Width = Dim.Auto (),
Height = Dim.Auto (),
TextDirection = TextDirection.TopBottom_LeftRight,
ValidatePosDim = true
};
superView.BeginInit ();
superView.EndInit ();
superView.SetRelativeLayout (new (10, 10));
Assert.Equal (new Rectangle (0, 0, 0, 0), superView.Frame);
superView.SetRelativeLayout (new (10, 10));
Assert.Equal (new Rectangle (0, 0, 0, 0), superView.Frame);
}
[Theory]
[InlineData (0, 0, 0, 0, 0, 0)]
[InlineData (0, 0, 5, 0, 5, 0)]
[InlineData (0, 0, 0, 5, 0, 5)]
[InlineData (0, 0, 5, 5, 5, 5)]
[InlineData (1, 0, 5, 0, 6, 0)]
[InlineData (1, 0, 0, 5, 1, 5)]
[InlineData (1, 0, 5, 5, 6, 5)]
[InlineData (1, 1, 5, 5, 6, 6)]
[InlineData (-1, 0, 5, 0, 4, 0)]
[InlineData (-1, 0, 0, 5, 0, 5)]
[InlineData (-1, 0, 5, 5, 4, 5)]
[InlineData (-1, -1, 5, 5, 4, 4)]
public void SubView_Changes_SuperView_Size (int subX, int subY, int subWidth, int subHeight, int expectedWidth, int expectedHeight)
{
var superView = new View
{
X = 0,
Y = 0,
Width = Dim.Auto (),
Height = Dim.Auto (),
ValidatePosDim = true
};
var subView = new View
{
X = subX,
Y = subY,
Width = subWidth,
Height = subHeight,
ValidatePosDim = true
};
superView.Add (subView);
superView.BeginInit ();
superView.EndInit ();
superView.SetRelativeLayout (new (10, 10));
Assert.Equal (new Rectangle (0, 0, expectedWidth, expectedHeight), superView.Frame);
}
// Test validation
[Fact]
public void ValidatePosDim_True_Throws_When_SubView_Uses_SuperView_Dims ()
{
var superView = new View
{
X = 0,
Y = 0,
Width = Dim.Auto (),
Height = Dim.Auto (),
ValidatePosDim = true
};
var subView = new View
{
X = 0,
Y = 0,
Width = Dim.Fill (),
Height = 10,
ValidatePosDim = true
};
superView.BeginInit ();
superView.EndInit ();
superView.Add (subView);
subView.Width = 10;
superView.Add (subView);
superView.SetRelativeLayout (new (10, 10));
superView.LayoutSubviews (); // no throw
subView.Width = Dim.Fill ();
superView.SetRelativeLayout (new (0, 0));
subView.Width = 10;
subView.Height = Dim.Fill ();
superView.SetRelativeLayout (new (0, 0));
subView.Height = 10;
subView.Height = Dim.Percent (50);
Assert.Throws<InvalidOperationException> (() => superView.SetRelativeLayout (new (0, 0)));
subView.Height = 10;
subView.X = Pos.Center ();
Assert.Throws<InvalidOperationException> (() => superView.SetRelativeLayout (new (0, 0)));
subView.X = 0;
subView.Y = Pos.Center ();
Assert.Throws<InvalidOperationException> (() => superView.SetRelativeLayout (new (0, 0)));
subView.Y = 0;
subView.Width = 10;
subView.Height = 10;
subView.X = 0;
subView.Y = 0;
superView.SetRelativeLayout (new (0, 0));
superView.LayoutSubviews ();
}
// Test validation
[Fact]
public void ValidatePosDim_True_Throws_When_SubView_Uses_SuperView_Dims_Combine ()
{
var superView = new View
{
X = 0,
Y = 0,
Width = Dim.Auto (),
Height = Dim.Auto (),
ValidatePosDim = true
};
var subView = new View
{
X = 0,
Y = 0,
Width = 10,
Height = 10
};
var subView2 = new View
{
X = 0,
Y = 0,
Width = 10,
Height = 10
};
superView.Add (subView, subView2);
superView.BeginInit ();
superView.EndInit ();
superView.SetRelativeLayout (new (0, 0));
superView.LayoutSubviews (); // no throw
subView.Height = Dim.Fill () + 3;
superView.SetRelativeLayout (new (0, 0));
subView.Height = 0;
subView.Height = 3 + Dim.Fill ();
superView.SetRelativeLayout (new (0, 0));
subView.Height = 0;
subView.Height = 3 + 5 + Dim.Fill ();
superView.SetRelativeLayout (new (0, 0));
subView.Height = 0;
subView.Height = 3 + 5 + Dim.Percent (10);
Assert.Throws<InvalidOperationException> (() => superView.SetRelativeLayout (new (0, 0)));
subView.Height = 0;
// Tests nested Combine
subView.Height = 5 + new DimCombine (true, 3, new DimCombine (true, Dim.Percent (10), 9));
Assert.Throws<InvalidOperationException> (() => superView.SetRelativeLayout (new (0, 0)));
}
[Fact]
public void ValidatePosDim_True_Throws_When_SubView_Uses_SuperView_Pos_Combine ()
{
var superView = new View
{
X = 0,
Y = 0,
Width = Dim.Auto (),
Height = Dim.Auto (),
ValidatePosDim = true
};
var subView = new View
{
X = 0,
Y = 0,
Width = 10,
Height = 10
};
var subView2 = new View
{
X = 0,
Y = 0,
Width = 10,
Height = 10
};
superView.Add (subView, subView2);
superView.BeginInit ();
superView.EndInit ();
superView.SetRelativeLayout (new (0, 0));
superView.LayoutSubviews (); // no throw
subView.X = Pos.Right (subView2);
superView.SetRelativeLayout (new (0, 0));
superView.LayoutSubviews (); // no throw
subView.X = Pos.Right (subView2) + 3;
superView.SetRelativeLayout (new (0, 0)); // no throw
superView.LayoutSubviews (); // no throw
subView.X = new PosCombine (true, Pos.Right (subView2), new PosCombine (true, 7, 9));
superView.SetRelativeLayout (new (0, 0)); // no throw
subView.X = Pos.Center () + 3;
Assert.Throws<InvalidOperationException> (() => superView.SetRelativeLayout (new (0, 0)));
subView.X = 0;
subView.X = 3 + Pos.Center ();
Assert.Throws<InvalidOperationException> (() => superView.SetRelativeLayout (new (0, 0)));
subView.X = 0;
subView.X = 3 + 5 + Pos.Center ();
Assert.Throws<InvalidOperationException> (() => superView.SetRelativeLayout (new (0, 0)));
subView.X = 0;
subView.X = 3 + 5 + Pos.Percent (10);
Assert.Throws<InvalidOperationException> (() => superView.SetRelativeLayout (new (0, 0)));
subView.X = 0;
subView.X = Pos.Percent (10) + Pos.Center ();
Assert.Throws<InvalidOperationException> (() => superView.SetRelativeLayout (new (0, 0)));
subView.X = 0;
// Tests nested Combine
subView.X = 5 + new PosCombine (true, Pos.Right (subView2), new PosCombine (true, Pos.Center (), 9));
Assert.Throws<InvalidOperationException> (() => superView.SetRelativeLayout (new (0, 0)));
subView.X = 0;
}
[Theory]
[InlineData (0, 0, 0, 0, 0)]
[InlineData (0, 0, 5, 0, 5)]
[InlineData (0, 0, 0, 5, 0)]
[InlineData (0, 0, 5, 5, 5)]
[InlineData (1, 0, 5, 0, 6)]
[InlineData (1, 0, 0, 5, 1)]
[InlineData (1, 0, 5, 5, 6)]
[InlineData (1, 1, 5, 5, 6)]
[InlineData (-1, 0, 5, 0, 4)]
[InlineData (-1, 0, 0, 5, 0)]
[InlineData (-1, 0, 5, 5, 4)]
[InlineData (-1, -1, 5, 5, 4)]
public void Width_Auto_Height_Absolute_NotChanged (int subX, int subY, int subWidth, int subHeight, int expectedWidth)
{
var superView = new View
{
X = 0,
Y = 0,
Width = Dim.Auto (),
Height = 10,
ValidatePosDim = true
};
var subView = new View
{
X = subX,
Y = subY,
Width = subWidth,
Height = subHeight,
ValidatePosDim = true
};
superView.Add (subView);
superView.BeginInit ();
superView.EndInit ();
superView.SetRelativeLayout (new (10, 10));
Assert.Equal (new Rectangle (0, 0, expectedWidth, 10), superView.Frame);
}
// Test that when a view has Width set to DimAuto (min: x)
// the width is never < x even if SetRelativeLayout is called with smaller bounds
[Theory]
[InlineData (0, 0)]
[InlineData (1, 1)]
[InlineData (3, 3)]
[InlineData (4, 4)]
[InlineData (5, 5)] // No reason why it can exceed container
public void Width_Auto_Min_Honored (int min, int expectedWidth)
{
var superView = new View
{
X = 0,
Y = 0,
Width = Dim.Auto (minimumContentDim: min),
Height = 1,
ValidatePosDim = true
};
superView.BeginInit ();
superView.EndInit ();
superView.SetRelativeLayout (new (4, 1));
Assert.Equal (expectedWidth, superView.Frame.Width);
}
//// Test Dim.Fill - Fill should not impact width of the DimAuto superview
//[Theory]
//[InlineData (0, 0, 0, 10, 10)]
//[InlineData (0, 1, 0, 10, 10)]
//[InlineData (0, 11, 0, 10, 10)]
//[InlineData (0, 10, 0, 10, 10)]
//[InlineData (0, 5, 0, 10, 10)]
//[InlineData (1, 5, 0, 10, 9)]
//[InlineData (1, 10, 0, 10, 9)]
//[InlineData (0, 0, 1, 10, 9)]
//[InlineData (0, 10, 1, 10, 9)]
//[InlineData (0, 5, 1, 10, 9)]
//[InlineData (1, 5, 1, 10, 8)]
//[InlineData (1, 10, 1, 10, 8)]
//public void Width_Fill_Fills (int subX, int superMinWidth, int fill, int expectedSuperWidth, int expectedSubWidth)
//{
// var superView = new View
// {
// X = 0,
// Y = 0,
// Width = Dim.Auto (minimumContentDim: superMinWidth),
// Height = 1,
// ValidatePosDim = true
// };
// var subView = new View
// {
// X = subX,
// Y = 0,
// Width = Dim.Fill (fill),
// Height = 1,
// ValidatePosDim = true
// };
// superView.Add (subView);
// superView.BeginInit ();
// superView.EndInit ();
// superView.SetRelativeLayout (new (10, 1));
// Assert.Equal (expectedSuperWidth, superView.Frame.Width);
// superView.LayoutSubviews ();
// Assert.Equal (expectedSubWidth, subView.Frame.Width);
// Assert.Equal (expectedSuperWidth, superView.Frame.Width);
//}
[Theory]
[InlineData (0, 1, 1)]
[InlineData (1, 1, 1)]
[InlineData (9, 1, 1)]
[InlineData (10, 1, 1)]
[InlineData (0, 10, 10)]
[InlineData (1, 10, 10)]
[InlineData (9, 10, 10)]
[InlineData (10, 10, 10)]
public void Width_Auto_Text_Does_Not_Constrain_To_SuperView (int subX, int textLen, int expectedSubWidth)
{
var superView = new View
{
X = 0,
Y = 0,
Width = 10,
Height = 1,
ValidatePosDim = true
};
var subView = new View
{
Text = new string ('*', textLen),
X = subX,
Y = 0,
Width = Dim.Auto (DimAutoStyle.Text),
Height = 1,
ValidatePosDim = true
};
superView.Add (subView);
superView.BeginInit ();
superView.EndInit ();
superView.SetRelativeLayout (superView.ContentSize);
superView.LayoutSubviews ();
Assert.Equal (expectedSubWidth, subView.Frame.Width);
}
[Theory]
[InlineData (0, 1, 1)]
[InlineData (1, 1, 1)]
[InlineData (9, 1, 1)]
[InlineData (10, 1, 1)]
[InlineData (0, 10, 10)]
[InlineData (1, 10, 10)]
[InlineData (9, 10, 10)]
[InlineData (10, 10, 10)]
public void Width_Auto_Subviews_Does_Not_Constrain_To_SuperView (int subX, int subSubViewWidth, int expectedSubWidth)
{
var superView = new View
{
X = 0,
Y = 0,
Width = 10,
Height = 1,
ValidatePosDim = true
};
var subView = new View
{
X = subX,
Y = 0,
Width = Dim.Auto (DimAutoStyle.Content),
Height = 1,
ValidatePosDim = true
};
var subSubView = new View
{
X = 0,
Y = 0,
Width = subSubViewWidth,
Height = 1,
ValidatePosDim = true
};
subView.Add (subSubView);
superView.Add (subView);
superView.BeginInit ();
superView.EndInit ();
superView.SetRelativeLayout (superView.ContentSize);
superView.LayoutSubviews ();
Assert.Equal (expectedSubWidth, subView.Frame.Width);
}
[Fact]
public void DimAutoStyle_Text_Viewport_Stays_Set ()
{
var super = new View ()
{
Width = Dim.Fill (),
Height = Dim.Fill ()
};
var view = new View ()
{
Text = "01234567",
Width = Auto (DimAutoStyle.Text),
Height = Auto (DimAutoStyle.Text),
};
super.Add (view);
Rectangle expectedViewport = new (0, 0, 8, 1);
Assert.Equal (expectedViewport.Size, view.ContentSize);
Assert.Equal (expectedViewport, view.Frame);
Assert.Equal (expectedViewport, view.Viewport);
super.LayoutSubviews ();
Assert.Equal (expectedViewport, view.Viewport);
super.Dispose ();
}
// TextFormatter.Size normally tracks ContentSize, but with DimAuto, tracks the text size
[Theory]
[InlineData ("", 0, 0)]
[InlineData (" ", 1, 1)]
[InlineData ("01234", 5, 1)]
public void DimAutoStyle_Text_TextFormatter_Size_Ignores_ContentSize (string text, int expectedW, int expectedH)
{
var view = new View ();
view.Width = Auto (DimAutoStyle.Text);
view.Height = Auto (DimAutoStyle.Text);
view.SetContentSize (new (1, 1));
view.Text = text;
Assert.Equal (new (expectedW, expectedH), view.TextFormatter.Size);
}
// Test that changing TextFormatter does not impact View dimensions if Dim.Auto is not in play
[Fact]
public void Not_Used_TextFormatter_Does_Not_Change_View_Size ()
{
View view = new ()
{
Text = "_1234"
};
Assert.False (view.TextFormatter.AutoSize);
Assert.Equal (Size.Empty, view.Frame.Size);
view.TextFormatter.Text = "ABC";
Assert.False (view.TextFormatter.AutoSize);
Assert.Equal (Size.Empty, view.Frame.Size);
view.TextFormatter.Alignment = TextAlignment.Justified;
Assert.False (view.TextFormatter.AutoSize);
Assert.Equal (Size.Empty, view.Frame.Size);
view.TextFormatter.VerticalAlignment = VerticalTextAlignment.Middle;
Assert.False (view.TextFormatter.AutoSize);
Assert.Equal (Size.Empty, view.Frame.Size);
view.TextFormatter.HotKeySpecifier = (Rune)'*';
Assert.False (view.TextFormatter.AutoSize);
Assert.Equal (Size.Empty, view.Frame.Size);
view.TextFormatter.Text = "*ABC";
Assert.False (view.TextFormatter.AutoSize);
Assert.Equal (Size.Empty, view.Frame.Size);
}
[Fact]
public void Not_Used_TextSettings_Do_Not_Change_View_Size ()
{
View view = new ()
{
Text = "_1234"
};
Assert.False (view.TextFormatter.AutoSize);
Assert.Equal (Size.Empty, view.Frame.Size);
view.TextAlignment = TextAlignment.Justified;
Assert.False (view.TextFormatter.AutoSize);
Assert.Equal (Size.Empty, view.Frame.Size);
view.VerticalTextAlignment = VerticalTextAlignment.Middle;
Assert.False (view.TextFormatter.AutoSize);
Assert.Equal (Size.Empty, view.Frame.Size);
view.HotKeySpecifier = (Rune)'*';
Assert.False (view.TextFormatter.AutoSize);
Assert.Equal (Size.Empty, view.Frame.Size);
view.Text = "*ABC";
Assert.False (view.TextFormatter.AutoSize);
Assert.Equal (Size.Empty, view.Frame.Size);
}
[Fact]
public void TextFormatter_Settings_Change_View_Size ()
{
View view = new ()
{
Text = "_1234",
Width = Dim.Auto ()
};
Assert.False (view.TextFormatter.AutoSize);
Assert.NotEqual (Size.Empty, view.Frame.Size);
view.TextAlignment = TextAlignment.Justified;
Assert.False (view.TextFormatter.AutoSize);
Assert.NotEqual (Size.Empty, view.Frame.Size);
view = new ()
{
Text = "_1234",
Width = Dim.Auto ()
};
view.VerticalTextAlignment = VerticalTextAlignment.Middle;
Assert.False (view.TextFormatter.AutoSize);
Assert.NotEqual (Size.Empty, view.Frame.Size);
view = new ()
{
Text = "_1234",
Width = Dim.Auto ()
};
view.HotKeySpecifier = (Rune)'*';
Assert.False (view.TextFormatter.AutoSize);
Assert.NotEqual (Size.Empty, view.Frame.Size);
view = new ()
{
Text = "_1234",
Width = Dim.Auto ()
};
view.Text = "*ABC";
Assert.False (view.TextFormatter.AutoSize);
Assert.NotEqual (Size.Empty, view.Frame.Size);
}
// Ensure TextFormatter.AutoSize is never used for View.Text
[Fact]
public void TextFormatter_Is_Not_Auto ()
{
View view = new ();
Assert.False (view.TextFormatter.AutoSize);
view.Width = Dim.Auto ();
Assert.False (view.TextFormatter.AutoSize);
view = new ();
Assert.False (view.TextFormatter.AutoSize);
view.Height = Dim.Auto ();
Assert.False (view.TextFormatter.AutoSize);
}
[Theory]
[InlineData ("1234", 4)]
[InlineData ("_1234", 4)]
public void Width_Auto_HotKey_TextFormatter_Size_Correct (string text, int expected)
{
View view = new ()
{
Text = text,
Height = 1,
Width = Dim.Auto ()
};
Assert.Equal (new (expected, 1), view.TextFormatter.Size);
}
[Theory]
[InlineData ("1234", 4)]
[InlineData ("_1234", 4)]
public void Height_Auto_HotKey_TextFormatter_Size_Correct (string text, int expected)
{
View view = new ()
{
HotKeySpecifier = (Rune)'_',
Text = text,
Width = Auto (),
Height = 1,
};
Assert.Equal (new (expected, 1), view.TextFormatter.Size);
view = new ()
{
HotKeySpecifier = (Rune)'_',
TextDirection = TextDirection.TopBottom_LeftRight,
Text = text,
Width = 1,
Height = Auto (),
};
Assert.Equal (new (1, expected), view.TextFormatter.Size);
}
[SetupFakeDriver]
[Fact]
public void Change_To_Non_Auto_Resets_ContentSize ()
{
View view = new ()
{
Width = Auto (),
Height = Auto (),
Text = "01234"
};
Assert.Equal (new Rectangle (0, 0, 5, 1), view.Frame);
Assert.Equal (new Size (5, 1), view.ContentSize);
// Change text to a longer string
view.Text = "0123456789";
Assert.Equal (new Rectangle (0, 0, 10, 1), view.Frame);
Assert.Equal (new Size (10, 1), view.ContentSize);
// If ContentSize was reset, these should cause it to update
view.Width = 5;
view.Height = 1;
Assert.Equal (new Size (5, 1), view.ContentSize);
}
// DimAutoStyle.Content tests
[Fact]
public void DimAutoStyle_Content_UsesContentSize_WhenSet ()
{
var view = new View ();
view.SetContentSize (new (10, 5));
var dim = Dim.Auto (DimAutoStyle.Content);
int calculatedWidth = dim.Calculate (0, 100, view, Dimension.Width);
Assert.Equal (10, calculatedWidth);
}
[Fact]
public void DimAutoStyle_Content_IgnoresText_WhenContentSizeNotSet ()
{
var view = new View () { Text = "This is a test" };
var dim = Dim.Auto (DimAutoStyle.Content);
int calculatedWidth = dim.Calculate (0, 100, view, Dimension.Width);
Assert.Equal (0, calculatedWidth); // Assuming 0 is the default when no ContentSize or Subviews are set
}
[Fact]
public void DimAutoStyle_Content_UsesLargestSubview_WhenContentSizeNotSet ()
{
var view = new View ();
view.Add (new View () { Frame = new Rectangle (0, 0, 5, 5) }); // Smaller subview
view.Add (new View () { Frame = new Rectangle (0, 0, 10, 10) }); // Larger subview
var dim = Dim.Auto (DimAutoStyle.Content);
int calculatedWidth = dim.Calculate (0, 100, view, Dimension.Width);
Assert.Equal (10, calculatedWidth); // Expecting the size of the largest subview
}
// All the Dim types
[Theory]
[InlineData (0, 15, 15)]
[InlineData (1, 15, 16)]
[InlineData (-1, 15, 14)]
public void With_Subview_Using_DimAbsolute (int subViewOffset, int dimAbsoluteSize, int expectedSize)
{
var view = new View ();
var subview = new View ()
{
X = subViewOffset,
Y = subViewOffset,
Width = Dim.Absolute (dimAbsoluteSize),
Height = Dim.Absolute (dimAbsoluteSize)
};
view.Add (subview);
var dim = Dim.Auto (DimAutoStyle.Content);
int calculatedWidth = dim.Calculate (0, 100, view, Dimension.Width);
int calculatedHeight = dim.Calculate (0, 100, view, Dimension.Height);
Assert.Equal (expectedSize, calculatedWidth);
Assert.Equal (expectedSize, calculatedHeight);
}
[Theory]
[InlineData (0, 50, 50)]
[InlineData (1, 50, 51)]
[InlineData (0, 25, 25)]
[InlineData (-1, 50, 49)]
public void With_Subview_Using_DimFactor (int subViewOffset, int dimFactor, int expectedSize)
{
var view = new View () { Width = 100, Height = 100 };
var subview = new View ()
{
X = subViewOffset,
Y = subViewOffset,
Width = Dim.Percent (dimFactor),
Height = Dim.Percent (dimFactor)
};
view.Add (subview);
subview.SetRelativeLayout (new (100, 100));
var dim = Dim.Auto (DimAutoStyle.Content);
int calculatedWidth = dim.Calculate (0, 100, view, Dimension.Width);
int calculatedHeight = dim.Calculate (0, 100, view, Dimension.Height);
Assert.Equal (expectedSize, calculatedWidth);
Assert.Equal (expectedSize, calculatedHeight);
}
[Theory]
[InlineData (0, 0, 100)]
[InlineData (1, 0, 100)]
[InlineData (0, 1, 100)]
[InlineData (1, 1, 100)]
public void With_Subview_Using_DimFill (int subViewOffset, int dimFillMargin, int expectedSize)
{
// BUGBUG: THis test is totally bogus. Dim.Fill isnot working right yet.
var view = new View ()
{
Width = Dim.Auto (DimAutoStyle.Content, minimumContentDim: 100, maximumContentDim: 100),
Height = Dim.Auto (DimAutoStyle.Content, minimumContentDim: 100, maximumContentDim: 100),
};
var subview = new View ()
{
X = subViewOffset,
Y = subViewOffset,
Width = Dim.Fill (dimFillMargin),
Height = Dim.Fill (dimFillMargin)
};
view.Add (subview);
//view.LayoutSubviews ();
view.SetRelativeLayout(new (200,200));
Assert.Equal (expectedSize, view.Frame.Width);
}
[Fact]
public void With_Subview_Using_DimFunc ()
{
var view = new View ();
var subview = new View () { Width = Dim.Func (() => 20), Height = Dim.Func (() => 25) };
view.Add (subview);
subview.SetRelativeLayout (new (100, 100));
var dim = Dim.Auto (DimAutoStyle.Content);
int calculatedWidth = dim.Calculate (0, 100, view, Dimension.Width);
int calculatedHeight = dim.Calculate (0, 100, view, Dimension.Height);
Assert.Equal (20, calculatedWidth);
Assert.Equal (25, calculatedHeight);
}
[Fact]
public void With_Subview_Using_DimView ()
{
var view = new View ();
var subview = new View () { Width = 30, Height = 40 };
var subSubview = new View () { Width = Dim.Width (subview), Height = Dim.Height (subview) };
view.Add (subview);
view.Add (subSubview);
subview.SetRelativeLayout (new (100, 100));
var dim = Dim.Auto (DimAutoStyle.Content);
int calculatedWidth = dim.Calculate (0, 100, view, Dimension.Width);
int calculatedHeight = dim.Calculate (0, 100, view, Dimension.Height);
// Expecting the size to match the subview, which is the largest
Assert.Equal (30, calculatedWidth);
Assert.Equal (40, calculatedHeight);
}
// Testing all Pos combinations
[Fact]
public void With_Subview_At_PosAt ()
{
var view = new View ();
var subview = new View () { X = Pos.Absolute (10), Y = Pos.Absolute (5), Width = 20, Height = 10 };
view.Add (subview);
var dimWidth = Dim.Auto ();
var dimHeight = Dim.Auto ();
int calculatedWidth = dimWidth.Calculate (0, 100, view, Dimension.Width);
int calculatedHeight = dimHeight.Calculate (0, 100, view, Dimension.Height);
// Expecting the size to include the subview's position and size
Assert.Equal (30, calculatedWidth); // 10 (X position) + 20 (Width)
Assert.Equal (15, calculatedHeight); // 5 (Y position) + 10 (Height)
}
[Fact (Skip = "TextOnly")]
public void With_Subview_At_PosPercent ()
{
var view = new View () { Width = 100, Height = 100 };
var subview = new View () { X = Pos.Percent (50), Y = Pos.Percent (50), Width = 20, Height = 10 };
view.Add (subview);
var dimWidth = Dim.Auto ();
var dimHeight = Dim.Auto ();
// Assuming the calculation is done after layout
int calculatedWidth = dimWidth.Calculate (0, 100, view, Dimension.Width);
int calculatedHeight = dimHeight.Calculate (0, 100, view, Dimension.Height);
// Expecting the size to include the subview's position as a percentage of the parent view's size plus the subview's size
Assert.Equal (70, calculatedWidth); // 50% of 100 (Width) + 20
Assert.Equal (60, calculatedHeight); // 50% of 100 (Height) + 10
}
[Fact (Skip = "TextOnly")]
public void With_Subview_At_PosCenter ()
{
var view = new View () { Width = 100, Height = 100 };
var subview = new View () { X = Pos.Center (), Y = Pos.Center (), Width = 20, Height = 10 };
view.Add (subview);
var dimWidth = Dim.Auto ();
var dimHeight = Dim.Auto ();
// Assuming the calculation is done after layout
int calculatedWidth = dimWidth.Calculate (0, 100, view, Dimension.Width);
int calculatedHeight = dimHeight.Calculate (0, 100, view, Dimension.Height);
// Expecting the size to include the subview's position at the center of the parent view plus the subview's size
Assert.Equal (70, calculatedWidth); // Centered in 100 (Width) + 20
Assert.Equal (60, calculatedHeight); // Centered in 100 (Height) + 10
}
[Fact]
public void With_Subview_At_PosAnchorEnd ()
{
var dimWidth = Dim.Auto ();
var dimHeight = Dim.Auto ();
var view = new View ()
{
Width = dimWidth,
Height = dimHeight
};
var subview = new View ()
{
X = Pos.AnchorEnd (),
Y = Pos.AnchorEnd (),
Width = 20,
Height = 10
};
view.Add (subview);
// Assuming the calculation is done after layout
int calculatedWidth = dimWidth.Calculate (0, 100, view, Dimension.Width);
int calculatedHeight = dimHeight.Calculate (0, 100, view, Dimension.Height);
// Expecting the size to include the subview's position at the end of the parent view minus the offset plus the subview's size
Assert.Equal (20, calculatedWidth);
Assert.Equal (10, calculatedHeight);
}
[Fact]
public void DimAutoStyle_Text_Pos_AnchorEnd_Locates_Correctly ()
{
DimAutoTestView view = new ("01234", Auto (DimAutoStyle.Text), Auto (DimAutoStyle.Text));
view.SetRelativeLayout (new (10, 10));
Assert.Equal (new (5, 1), view.Frame.Size);
Assert.Equal (new (0, 0), view.Frame.Location);
view.X = 0;
view.Y = Pos.AnchorEnd (1);
view.SetRelativeLayout (new (10, 10));
Assert.Equal (new (5, 1), view.Frame.Size);
Assert.Equal (new (0, 9), view.Frame.Location);
view.Y = Pos.AnchorEnd ();
view.SetRelativeLayout (new (10, 10));
Assert.Equal (new (5, 1), view.Frame.Size);
Assert.Equal (new (0, 9), view.Frame.Location);
view.Y = Pos.AnchorEnd () - 1;
view.SetRelativeLayout (new (10, 10));
Assert.Equal (new (5, 1), view.Frame.Size);
Assert.Equal (new (0, 8), view.Frame.Location);
}
[Fact]
public void DimAutoStyle_Content_Pos_AnchorEnd_Locates_Correctly ()
{
DimAutoTestView view = new (Auto (DimAutoStyle.Content), Auto (DimAutoStyle.Content));
View subView = new ()
{
Width = 5,
Height = 1
};
view.Add (subView);
view.SetRelativeLayout (new (10, 10));
Assert.Equal (new (5, 1), view.Frame.Size);
Assert.Equal (new (0, 0), view.Frame.Location);
view.X = 0;
view.Y = Pos.AnchorEnd (1);
view.SetRelativeLayout (new (10, 10));
Assert.Equal (new (5, 1), view.Frame.Size);
Assert.Equal (new (0, 9), view.Frame.Location);
view.Y = Pos.AnchorEnd ();
view.SetRelativeLayout (new (10, 10));
Assert.Equal (new (5, 1), view.Frame.Size);
Assert.Equal (new (0, 9), view.Frame.Location);
view.Y = Pos.AnchorEnd () - 1;
view.SetRelativeLayout (new (10, 10));
Assert.Equal (new (5, 1), view.Frame.Size);
Assert.Equal (new (0, 8), view.Frame.Location);
}
[Theory]
[InlineData ("01234", 5, 5)]
[InlineData ("01234", 6, 6)]
[InlineData ("01234", 4, 5)]
[InlineData ("01234", 0, 5)]
[InlineData ("", 5, 5)]
[InlineData ("", 0, 0)]
public void DimAutoStyle_Auto_Larger_Wins (string text, int dimension, int expected)
{
View view = new ()
{
Width = Auto (),
Text = text
};
View subView = new ()
{
Width = dimension,
};
view.Add (subView);
view.SetRelativeLayout (new (10, 10));
Assert.Equal (expected, view.Frame.Width);
}
[Fact]
public void DimAutoStyle_Content_UsesContentSize_If_No_Subviews ()
{
DimAutoTestView view = new (Auto (DimAutoStyle.Content), Auto (DimAutoStyle.Content));
view.SetContentSize (new (5, 5));
view.SetRelativeLayout (new (10, 10));
Assert.Equal (new (5, 5), view.Frame.Size);
}
// Test variations of Frame
}