public void InInverse_InputBelowRange_ReturnsOrigin()
{
Ease ease = new Cubic();
float y = -0.6f;
float expected = 0;
float actual = ease.InInverse(y);
Assert.AreEqual(expected, actual, 0.001f);
}
public void InInverse_InputInRange_ReturnsExpectedValue()
{
Ease ease = new Cubic();
float y = 0.6f;
float expected = 0.8434f;
float actual = ease.InInverse(y);
Assert.AreEqual(expected, actual, 0.001f);
}
public void InInverse_InputAboveRange_ReturnsDestination()
{
Ease ease = new Cubic();
float y = 1.6f;
float expected = ease.Scale.X;
float actual = ease.InInverse(y);
Assert.AreEqual(expected, actual, 0.001f);
}
public void InInverse_ChangedScaleInputBelowRange_ReturnsOrigin()
{
Vector scale = new Vector(4, 6);
Ease ease = new Cubic(scale);
float y = -1.1f;
float expected = 0;
float actual = ease.InInverse(y);
Assert.AreEqual(expected, actual, 0.001f);
}
public void InInverse_ChangedScaleInputInRange_ReturnsExpectedValue()
{
Vector scale = new Vector(4, 6);
Ease ease = new Cubic(scale);
float y = 2.5f;
float expected = 2.988f;
float actual = ease.InInverse(y);
Assert.AreEqual(expected, actual, 0.001f);
}
public void InInverse_ChangedScaleInputAboveRange_ReturnsDestination()
{
Vector scale = new Vector(4, 6);
Ease ease = new Cubic(scale);
float y = 6.1f;
float expected = ease.Scale.X;
float actual = ease.InInverse(y);
Assert.AreEqual(expected, actual, 0.001f);
}