public void IntersectsWith()
{
var rect1 = new Rect2d(0, 0, 100, 100);
var rect2 = new Rect2d(0, 0, 100, 100);
Assert.True(rect1.IntersectsWith(rect2));
rect2 = new Rect2d(50, 0, 100, 100);
Assert.True(rect1.IntersectsWith(rect2));
rect2 = new Rect2d(100, 0, 100, 100);
Assert.False(rect1.IntersectsWith(rect2));
}