public void ShouldImplementIList()
{
var property = new AnimatableProperty <float>();
var compositionChain = AnimationCompositionChain <float> .Create(property, SingleTraits.Instance);
var list = (IList <AnimationInstance>)compositionChain;
var animationInstance0 = AnimationInstance <float> .Create(new SingleFromToByAnimation());
var animationInstance1 = AnimationInstance <float> .Create(new SingleFromToByAnimation());
var animationInstance2 = AnimationInstance <float> .Create(new SingleFromToByAnimation());
var wrongInstance = AnimationInstance.Create(new TimelineGroup());
// The enumerator is not implemented (to prevent garbage).
Assert.That(() => { list.GetEnumerator(); }, Throws.TypeOf <NotImplementedException>());
// Add
Assert.That(() => list.Add(wrongInstance), Throws.ArgumentException);
list.Add(animationInstance0);
// Contains
Assert.IsTrue(list.Contains(animationInstance0));
Assert.IsFalse(list.Contains(animationInstance1));
Assert.IsFalse(list.Contains(wrongInstance));
// IndexOf
Assert.AreEqual(0, list.IndexOf(animationInstance0));
Assert.AreEqual(-1, list.IndexOf(animationInstance1));
Assert.AreEqual(-1, list.IndexOf(wrongInstance));
// IsReadOnly
Assert.IsFalse(list.IsReadOnly);
// Insert
list.Insert(1, animationInstance1);
Assert.That(() => list.Insert(0, wrongInstance), Throws.ArgumentException);
// Indexer
Assert.AreEqual(animationInstance1, list[1]);
list[0] = animationInstance2;
Assert.That(() => list[0] = wrongInstance, Throws.ArgumentException);
// CopyTo
AnimationInstance[] array = new AnimationInstance[2];
list.CopyTo(array, 0);
Assert.AreEqual(animationInstance2, array[0]);
Assert.AreEqual(animationInstance1, array[1]);
// Remove
Assert.IsTrue(list.Remove(animationInstance2));
Assert.AreEqual(1, list.Count);
Assert.IsFalse(list.Remove(wrongInstance));
// RemoveAt
list.RemoveAt(0);
Assert.AreEqual(0, list.Count);
}
public void GetEnumerator()
{
var property = new AnimatableProperty <float>();
var compositionChain = AnimationCompositionChain <float> .Create(property, SingleTraits.Instance);
foreach (var animationInstance in compositionChain)
{
}
Assert.That(() => { compositionChain.GetEnumerator(); }, Throws.Nothing);
Assert.That(() => { ((IEnumerable <AnimationInstance>)compositionChain).GetEnumerator(); }, Throws.TypeOf <NotImplementedException>());
}
public void ConstructorShouldThrowWhenNull()
{
Assert.That(() => { AnimationCompositionChain <float> .Create(null, SingleTraits.Instance); }, Throws.TypeOf <ArgumentNullException>());
Assert.That(() => { AnimationCompositionChain <float> .Create(new AnimatableProperty <float>(), null); }, Throws.TypeOf <ArgumentNullException>());
}
