Avalonia/tests/Avalonia.Base.UnitTests/Rendering/SceneGraph/EllipseNodeTests.cs

using Avalonia.Media;
using Avalonia.Media.Immutable;
using Avalonia.Rendering.Composition.Drawing.Nodes;
using Avalonia.Rendering.SceneGraph;
using Xunit;

namespace Avalonia.Visuals.UnitTests.Rendering.SceneGraph
{
    public class EllipseNodeTests
    {
        [Theory]
        [InlineData(50, 50, true)]
        [InlineData(50, 0, true)]
        [InlineData(100, 50, true)]
        [InlineData(50, 100, true)]
        [InlineData(-1, 0, false)]
        [InlineData(101, 0, false)]
        [InlineData(101, 101, false)]
        [InlineData(0, 101, false)]
        public void FillOnly_HitTest(double x, double y, bool inside)
        {
            var ellipseNode = new RenderDataEllipseNode()
            {
                Rect = new Rect(0, 0, 100, 100),
                ServerBrush = Brushes.Black
            };
            
            var point = new Point(x, y);

            Assert.True(ellipseNode.HitTest(point) == inside);
        }

        [Theory]
        [InlineData(50, 0, true)]
        [InlineData(51, 0, true)]
        [InlineData(100, 50, true)]
        [InlineData(50, 100, true)]
        [InlineData(-1, 50, true)]
        [InlineData(53, 50, false)]
        [InlineData(101, 0, false)]
        [InlineData(101, 101, false)]
        [InlineData(0, 101, false)]
        public void StrokeOnly_HitTest(double x, double y, bool inside)
        {
            var pen = new ImmutablePen(Brushes.Black, 2);
            var ellipseNode = new RenderDataEllipseNode()
            {
                Rect = new Rect(0, 0, 100, 100),
                ServerPen =  pen,
                ClientPen = pen
            };

            var point = new Point(x, y);

            Assert.Equal(inside, ellipseNode.HitTest(point));
        }
    }
}