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Add tests that confirm LineCanvas behavior with Fill

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tznind
2024-07-07 21:41:19 +01:00
parent afc0bf02c5
commit d15f3af388
1 changed files with 87 additions and 0 deletions
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87
UnitTests/Drawing/LineCanvasTests.cs
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@@ -1,4 +1,5 @@
using System.Text;
using Terminal.Gui.Drawing;
using Xunit.Abstractions;
namespace Terminal.Gui.DrawingTests;
@@ -1303,6 +1304,92 @@ public class LineCanvasTests (ITestOutputHelper output)
TestHelpers.AssertEqual (output, looksLike, $"{Environment.NewLine}{lc}");
}
[Fact]
public void LineCanvas_UsesFillCorrectly ()
{
// Arrange
var foregroundColor = new Color (255, 0, 0); // Red
var backgroundColor = new Color (0, 0, 0); // Black
var foregroundFill = new SolidFill (foregroundColor);
var backgroundFill = new SolidFill (backgroundColor);
var fillPair = new FillPair (foregroundFill, backgroundFill);
var lineCanvas = new LineCanvas
{
Fill = fillPair
};
// Act
lineCanvas.AddLine (new Point (0, 0), 5, Orientation.Horizontal, LineStyle.Single);
var cellMap = lineCanvas.GetCellMap ();
// Assert
foreach (var cell in cellMap.Values)
{
Assert.NotNull (cell);
Assert.Equal (foregroundColor, cell.Value.Attribute.Value.Foreground);
Assert.Equal (backgroundColor, cell.Value.Attribute.Value.Background);
}
}
[Fact]
public void LineCanvas_LineColorIgnoredBecauseOfFill ()
{
// Arrange
var foregroundColor = new Color (255, 0, 0); // Red
var backgroundColor = new Color (0, 0, 0); // Black
var lineColor = new Attribute (new Color (0, 255, 0), new Color (255, 255, 255)); // Green on White
var foregroundFill = new SolidFill (foregroundColor);
var backgroundFill = new SolidFill (backgroundColor);
var fillPair = new FillPair (foregroundFill, backgroundFill);
var lineCanvas = new LineCanvas
{
Fill = fillPair
};
// Act
lineCanvas.AddLine (new Point (0, 0), 5, Orientation.Horizontal, LineStyle.Single, lineColor);
var cellMap = lineCanvas.GetCellMap ();
// Assert
foreach (var cell in cellMap.Values)
{
Assert.NotNull (cell);
Assert.Equal (foregroundColor, cell.Value.Attribute.Value.Foreground);
Assert.Equal (backgroundColor, cell.Value.Attribute.Value.Background);
}
}
[Fact]
public void LineCanvas_IntersectingLinesUseFillCorrectly ()
{
// Arrange
var foregroundColor = new Color (255, 0, 0); // Red
var backgroundColor = new Color (0, 0, 0); // Black
var foregroundFill = new SolidFill (foregroundColor);
var backgroundFill = new SolidFill (backgroundColor);
var fillPair = new FillPair (foregroundFill, backgroundFill);
var lineCanvas = new LineCanvas
{
Fill = fillPair
};
// Act
lineCanvas.AddLine (new Point (0, 0), 5, Orientation.Horizontal, LineStyle.Single);
lineCanvas.AddLine (new Point (2, -2), 5, Orientation.Vertical, LineStyle.Single);
var cellMap = lineCanvas.GetCellMap ();
// Assert
foreach (var cell in cellMap.Values)
{
Assert.NotNull (cell);
Assert.Equal (foregroundColor, cell.Value.Attribute.Value.Foreground);
Assert.Equal (backgroundColor, cell.Value.Attribute.Value.Background);
}
}
// TODO: Remove this and make all LineCanvas tests independent of View
/// <summary>
/// Creates a new <see cref="View"/> into which a <see cref="LineCanvas"/> is rendered at