public int countScimGroups(DbSession dbSession, ScimGroupQuery query) {
    return mapper(dbSession).countScimGroups(query);
  }
@Test
  void countScimGroups_shouldReturnZero_whenNoScimGroups() {
    assertThat(scimGroupDao.countScimGroups(db.getSession(), ScimGroupQuery.ALL)).isZero();
  }