@Test
  public void deleteShouldNotBeSupported() {

    // Given
    ServerContext context = mock(ServerContext.class);
    DeleteRequest request = mock(DeleteRequest.class);
    ResultHandler<Resource> handler = mock(ResultHandler.class);

    // When
    resource.deleteInstance(context, "RESOURCE_SET_UID", request, handler);

    // Then
    verify(handler).handleError(Matchers.<NotSupportedException>anyObject());
  }