public void StorageWrapsCollectionsRemove() { var collection = new Mock<IIgnoredEntitiesCollection>(); var storage = new Mock<IMetaDataStorage>(MockBehavior.Strict); var entry = "entry"; var underTest = new IgnoredEntitiesStorage(collection.Object, storage.Object); underTest.Remove(entry); collection.Verify(c => c.Remove(entry), Times.Once); }