public void AppliesEasingFunction()
{
const double defaultOrigin = 0;
const double defaultDestination = 100;
var defaultAnimation = new FromToByDoubleAnimation();
var easingAnimation = new FromToByDoubleAnimation();
var clock = new ControllableAnimationClock();
var easingFunction = new QuadraticEase();
easingAnimation.EasingFunction = easingFunction;
for (double progress = 0d; progress <= 1d; progress += 0.01)
{
// Manually apply the easing function.
double easedProgress = easingFunction.Ease(progress);
clock.CurrentProgress = easedProgress;
double expectedResult = defaultAnimation.GetCurrentValue(defaultOrigin, defaultDestination, clock);
// Then test if the animation does it on its own.
clock.CurrentProgress = progress;
double easedResult = easingAnimation.GetCurrentValue(defaultOrigin, defaultDestination, clock);
Assert.Equal(expectedResult, easedResult);
}
}
public void ShouldThrowWhenModeIsInvalid()
{
var easingFunction = new QuadraticEase();
Assert.That(
() =>
{
easingFunction.Mode = (EasingMode)99;
easingFunction.Ease(0.0f);
}, Throws.TypeOf<InvalidAnimationException>());
}
public void ShouldThrowWhenModeIsInvalid()
{
var easingFunction = new QuadraticEase();
Assert.That(
() =>
{
easingFunction.Mode = (EasingMode)99;
easingFunction.Ease(0.0f);
}, Throws.TypeOf <InvalidAnimationException>());
}