public void QuadScalingUpTest()
{
Quadrilateral myquad = new Quadrilateral(2, 2, 2, 2);
myquad.Scale(50);
Assert.AreEqual(3, myquad.Top);
Assert.AreEqual(3, myquad.Bottom);
Assert.AreEqual(3, myquad.Left);
Assert.AreEqual(3, myquad.Right);
}
public void QuadScaleDownTest()
{
//negative scalinhg
Quadrilateral myquad = new Quadrilateral(10, 10, 10, 10);
myquad.Scale(-50);
Assert.AreEqual(5, myquad.Top);
Assert.AreEqual(5, myquad.Bottom);
Assert.AreEqual(5, myquad.Left);
Assert.AreEqual(5, myquad.Right);
}
public void QuadScaleDownTest()
{
// Negative scaling
// Likewise, 10 - 5 (50% of 10) = 5
Quadrilateral myquad = new Quadrilateral(10, 10, 10, 10);
myquad.Scale(-50);
Assert.AreEqual(5, myquad.Top);
Assert.AreEqual(5, myquad.Bottom);
Assert.AreEqual(5, myquad.Left);
Assert.AreEqual(5, myquad.Right);
}
public void InvalidScaleArgument()
{
Quadrilateral myquad = new Quadrilateral(2, 2, 2, 2);
myquad.Scale(0);
}