public void ShouldReturnUsedTime_moreThanDuration()
{
var tween = new TestTween(new TimeSpan(100));
var result = tween.Advance(new TimeSpan(150));
Assert.Equal(100, result.Ticks);
}
public void DurationShouldBeSetCorrectly(int duration)
{
var tween = new TestTween(TimeSpan.FromTicks(duration));
Assert.Equal(duration, tween.Duration.Ticks);
Assert.Equal(duration, tween.RemainingDuration.Ticks);
}
public void RemainingDurationShouldBeCalculatedCorrectly()
{
var tween = new TestTween(TimeSpan.FromTicks(100));
tween.Advance(TimeSpan.FromTicks(50));
Assert.Equal(50, tween.RemainingDuration.Ticks);
}
public void ProtectedHandleUpdateIsCalledOnUpdate()
{
var tween = new TestTween(new TimeSpan(100));
tween.Advance(new TimeSpan(1));
Assert.True(tween.WasAdvanceCalled);
}
public void FinishedCallbackIsTriggeredWhenTweenFinishes()
{
var wasFinishCalled = false;
var tween = new TestTween(new TimeSpan(100), () => wasFinishCalled = true);
tween.Advance(new TimeSpan(100));
Assert.True(wasFinishCalled);
}
public void ShouldReturnZeroTimeWhenTweenIsAlreadyFinished()
{
var tween = new TestTween(new TimeSpan(100));
tween.Finish();
var result = tween.Advance(new TimeSpan(100));
Assert.Equal(0, result.Ticks);
}
public void FinishShouldInvokeUpdateAndFinishCallback()
{
var wasFinishCalled = false;
var tween = new TestTween(new TimeSpan(100), () => wasFinishCalled = true);
tween.Finish();
Assert.True(wasFinishCalled);
Assert.True(tween.WasAdvanceCalled);
}