public void RenderScene_ShouldRenderRectangle_WhenSceneContainsEntityWithRectangleRendererAndTransform()
{
// Arrange
var renderingSystem = GetRenderingSystem();
var renderingSceneBuilder = new RenderingSceneBuilder();
renderingSceneBuilder.AddCamera();
var entity = renderingSceneBuilder.AddRectangle();
var scene = renderingSceneBuilder.Build();
// Act
renderingSystem.RenderScene(scene);
// Assert
var rectangleRenderer = entity.GetComponent <RectangleRendererComponent>();
_renderer2D.Received(1).RenderRectangle(Arg.Is <AxisAlignedRectangle>(r =>
Math.Abs(r.Width - rectangleRenderer.Dimension.X) < 0.001 && Math.Abs(r.Height - rectangleRenderer.Dimension.Y) < 0.001),
rectangleRenderer.Color, rectangleRenderer.FillInterior,
entity.Get2DTransformationMatrix());
}