@Test
public void testDeleteAll() throws Exception {

    when(entityManager.createNativeQuery(anyString())).thenReturn(query);
    cleaner.deleteAll();
    verify(payCheckRepository).deleteAll();
    verify(taxWebserviceCallResultRepository).deleteAll();
    verify(taxCalculationRepository).deleteAll();
    verify(entityManager, times(6)).createNativeQuery(anyString());
    verify(query, times(6)).executeUpdate();
}