@Test
public void testProcessResponseShouldCallProcessorWhenProcessorListIsNotEmpty() {

    //GIVEN
    given(processorMock.process(req, resp, responseBody)).willReturn(responseBody);
    //WHEN
    byte[] actual = underTest.processResponse(req, resp, responseBody);
    //THEN
    verify(processorMock).process(req, resp, responseBody);
    assertEquals(actual, responseBody);
}