@Test
public void testListAllShouldListWhenNameAndFolderPathPointsToAFolderContainingPreparations() throws Exception {

    init();
    // then : should be the normal behaviour without path parameter
    assertThat(preparationService
            .listAll("prep_name_home", "/", null, null, null) //
            .collect(Collectors.toList())
            .size(), is(1));
}