public void IsDeltaResourceSet_Returns_BooleanAsExpected() { // Arrange & Act & Assert Assert.False(DeltaHelper.IsDeltaResourceSet(null)); Assert.False(DeltaHelper.IsDeltaResourceSet(42)); Assert.True(DeltaHelper.IsDeltaResourceSet(new DeltaSet <DeltaHelperTests>())); IEdmEntityType entityType = new Mock <IEdmEntityType>().Object; Assert.True(DeltaHelper.IsDeltaResourceSet(new EdmChangedObjectCollection(entityType))); }