@Test(expected = IllegalArgumentException.class)
public void test_multimapping_fail_recyclerview() {

    when(mockBuilder.allowsMultimapping()).thenReturn(false);
    SmartAdapter.empty()
            .mapper(trueMapper)
            .map(MockModel.class, MockLayout.class)
            .map(MockModel.class, MockLayout2.class)
            .builder(mockBuilder)
            .into(mockRecycler);
}