public IEnumerator SubmitShouldTransitionToPressedStateAndBackToNormal()
{
TestButton button = m_PrefabRoot.GetComponentInChildren <TestButton>();
Assert.True(button.IsTransitionToNormal(0));
button.OnSubmit(null);
Assert.True(button.isStateNormal);
Assert.True(button.IsTransitionToPressed(1));
yield return(new WaitWhile(() => button.StateTransitionCount == 2));
// 3rd transition back to normal should have started
Assert.True(button.IsTransitionToNormal(2));
yield return(null);
Assert.True(button.isStateNormal);
}
