public void OutInverse_InputAboveRange_ReturnsDestination()
{
Ease ease = new Quintic();
float y = 1.6f;
float expected = ease.Scale.X;
float actual = ease.OutInverse(y);
Assert.AreEqual(expected, actual, 0.001f);
}
public void OutInverse_InputBelowRange_ReturnsOrigin()
{
Ease ease = new Quintic();
float y = -0.6f;
float expected = 0;
float actual = ease.OutInverse(y);
Assert.AreEqual(expected, actual, 0.001f);
}
public void OutInverse_InputInRange_ReturnsExpectedValue()
{
Ease ease = new Quintic();
float y = 0.6f;
float expected = 0.1674f;
float actual = ease.OutInverse(y);
Assert.AreEqual(expected, actual, 0.001f);
}
public void OutInverse_ChangedScaleInputAboveRange_ReturnsDestination()
{
Vector scale = new Vector(4, 6);
Ease ease = new Quintic(scale);
float y = 6.1f;
float expected = ease.Scale.X;
float actual = ease.OutInverse(y);
Assert.AreEqual(expected, actual, 0.001f);
}
public void OutInverse_ChangedScaleInputBelowRange_ReturnsOrigin()
{
Vector scale = new Vector(4, 6);
Ease ease = new Quintic(scale);
float y = -1.1f;
float expected = 0;
float actual = ease.OutInverse(y);
Assert.AreEqual(expected, actual, 0.001f);
}
public void OutInverse_ChangedScaleInputInRange_ReturnsExpectedValue()
{
Vector scale = new Vector(4, 6);
Ease ease = new Quintic(scale);
float y = 2.5f;
float expected = 0.409f;
float actual = ease.OutInverse(y);
Assert.AreEqual(expected, actual, 0.001f);
}