public void TestDefaultCheckIsSelected()
{
Shape shape = new Shape();
shape.SetPoints(new Point(20, 30), new Point(30, 40));
Assert.IsTrue(shape.CheckIsSelected(new Point(25, 35)));
Assert.IsFalse(shape.CheckIsSelected(new Point(19, 35)));
Assert.IsFalse(shape.CheckIsSelected(new Point(25, 41)));
Assert.IsFalse(shape.CheckIsSelected(new Point(19, 41)));
}