public void ItemsCleared_ReavlidatesOldItems()
{
var oldItem = new ViewModelSpy("Old item");
Collection = CreateCollection();
HandleCollectionCleared(new[] { oldItem });
Assert.IsTrue(oldItem.WasValidated);
}
public void ItemRemoved_RevalidatesItem()
{
var item = new ViewModelSpy("Removed item");
Collection = CreateCollection();
HandleItemRemoved(item);
Assert.IsTrue(item.WasValidated);
}
public void CollectionPopulated_DoesNotValidateOldOrNewItems()
{
var oldItem = new ViewModelSpy("Old item");
var newItem = new ViewModelSpy("New item");
Collection = CreateCollection(oldItem);
HandleCollectionPopulated(new[] { oldItem });
Assert.IsFalse(oldItem.WasValidated);
Assert.IsFalse(newItem.WasValidated);
}
public void ItemSet_RevalidatesOldAndNewItem()
{
var oldItem = new ViewModelSpy("Old item");
var newItem = new ViewModelSpy("New item");
Collection = CreateCollection(newItem);
HandleItemSet(oldItem, newItem);
Assert.IsTrue(oldItem.WasValidated);
Assert.IsTrue(newItem.WasValidated);
}