public void DelayTest()
{
Fixture();
Delay d1 = UpdateManager.GetDelay(1.0f);
Assert.That(umgr.delays[0], Is.EqualTo(d1));
Delay d2 = UpdateManager.GetDelay(1.5f);
Assert.That(umgr.delays[1], Is.EqualTo(d2));
Delay d3 = UpdateManager.GetDelay(2.0f);
Assert.That(umgr.delays[2], Is.EqualTo(d3));
Assert.That(umgr.delaysCount, Is.EqualTo(3));
umgr.forceFixedDeltaTime = 0.5f;
umgr.timeScale = 1.0f;
umgr.onTimeScaleChanged += (float timeScale) => {
Assert.That(timeScale, Is.EqualTo(0.5f));
callbackCalled = true;
};
// +1s
umgr.FixedUpdate();
// timeScale change is applied to the next frame, not current
// do the change now, won't affect the first second FixedUpdate
umgr.timeScale = 0.5f;
Assert.That(callbackCalled, Is.EqualTo(true));
ResetCallbacks();
umgr.FixedUpdate();
Assert.That(d1.Fulfilled(), Is.EqualTo(true));
Assert.That(d2.Fulfilled(), Is.EqualTo(false));
Assert.That(d3.Fulfilled(), Is.EqualTo(false));
umgr.FixedUpdate(); // this just advance 0.25f total
Assert.That(d1.Fulfilled(), Is.EqualTo(true));
Assert.That(d2.Fulfilled(), Is.EqualTo(false));
Assert.That(d3.Fulfilled(), Is.EqualTo(false));
Assert.That(callbackCalled, Is.EqualTo(false));
umgr.FixedUpdate(); // this just advance 0.25f total
Assert.That(d1.Fulfilled(), Is.EqualTo(true));
Assert.That(d2.Fulfilled(), Is.EqualTo(true));
Assert.That(d3.Fulfilled(), Is.EqualTo(false));
Assert.That(callbackCalled, Is.EqualTo(false));
// d3 will never get fullfiled
UpdateManager.DisposeDelay(d3);
Assert.That(umgr.freeDelays[0], Is.EqualTo(d3));
Assert.That(umgr.freeDelaysCount, Is.EqualTo(1));
umgr.FixedUpdate();
umgr.FixedUpdate();
umgr.FixedUpdate();
umgr.FixedUpdate();
umgr.FixedUpdate();
Assert.That(d3.Fulfilled(), Is.EqualTo(false));
// Delay get reused
Delay d4 = UpdateManager.GetDelay(1.0f);
Assert.That(d4, Is.EqualTo(d3));
Assert.That(umgr.freeDelaysCount, Is.EqualTo(0));
}