@Test
public void mapResults_projected() {

    List<String> results = hMapper.mapResults(inputs, projected);
    // must iterarte the list since guava returns a lazily transformed collection
    for (String result : results) {
        // we didn't provide anything to the mock, must be null
        assertNull(result);
    }
    verify(mapper, times(inputs.size())).mapTo(eq(String.class), any(Object.class), eq(field));
}