@Test
public void preFilterGaeKinds_withFilter_addsFilter(@All(NOT_INEQUALITY) FilterOperation operation) {

    // given
    Query query = new Query(A_KIND);
    query.setFilter(new Query.FilterPredicate(A_PROPERTY, operation.operator, operation.value));
    // when
    datastoreHelper.preFilterGaeKinds(query);
    // then
    then(query.getFilter()).isInstanceOf(Query.CompositeFilter.class);
}