public void Pause_ShouldPauseTransitionAndStartAgainWithContinueToPlay()
{
var play = CreateAudioMaterial();
var stop = CreateAudioMaterial("short");
play.Stop();
stop.Volume = 100;
var transition = new LinearTransition(play, stop);
transition.StartTransition(1);
Assert.AreEqual(50, play.Volume);
Assert.AreEqual(50, stop.Volume);
Thread.Sleep(1000);
transition.Pause();
Assert.IsTrue(play.Position.TotalSeconds > 0.5 && play.Position.TotalSeconds < 1.5);
Thread.Sleep(1000);
Assert.IsTrue(play.Position.TotalSeconds > 0.5 && play.Position.TotalSeconds < 1.5);
transition.ContinueToPlay();
Thread.Sleep(1000);
Assert.IsTrue(play.Position.TotalSeconds > 1.5 && play.Position.TotalSeconds < 2.5);
transition.DoStep();
Assert.IsTrue(transition.Finished);
Assert.AreEqual(100, play.Volume);
Assert.AreEqual(0, stop.Volume);
play.Dispose();
}
public void StartTransition_ShouldThrowExceptionIfDurationGreatherThanTrackToPlayTime()
{
var play = CreateAudioMaterial();
var stop = CreateAudioMaterial("short");
stop.Volume = 100;
var transition = new LinearTransition(play, stop);
transition.StartTransition(95);
}
public void StartTransition_ShouldDisposeTrackToStopWhenFinished()
{
var play = CreateAudioMaterial();
var stop = CreateAudioMaterial("short");
stop.Volume = 100;
var transition = new LinearTransition(play, stop);
transition.StartTransition(1);
transition.DoStep();
play.Dispose();
stop.Dispose();
}
public void StartTransiton_ShouldDoTransitionWithOnlyTrackToStop()
{
var stop = CreateAudioMaterial("short");
stop.Volume = 100;
var transition = new LinearTransition(null, stop);
transition.StartTransition(1);
Assert.AreEqual(50, stop.Volume);
transition.DoStep();
Assert.IsTrue(transition.Finished);
Assert.AreEqual(0, stop.Volume);
}
public void StartTransition_ShouldDoTransitionWithBothTracks()
{
var play = CreateAudioMaterial();
var stop = CreateAudioMaterial("short");
stop.Volume = 100;
var transition = new LinearTransition(play, stop);
transition.StartTransition(1);
Assert.AreEqual(50, play.Volume);
Assert.AreEqual(50, stop.Volume);
transition.DoStep();
Assert.IsTrue(transition.Finished);
Assert.AreEqual(100, play.Volume);
Assert.AreEqual(0, stop.Volume);
play.Dispose();
}