@Test
public void getKinds_withNamespace_shouldReturnOnlyOneKind() {

    // given
    createEntityInDatastore(KIND_NAME, PROPERTY_NAME, A_NAME);
    createEntityInNamespace(SOME_NAMESPACE, ANOTHER_KIND, PROPERTY_NAME, ANOTHER_NAME);
    // when
    List<String> kindsList = kindsService.getKinds(SOME_NAMESPACE);
    // then
    assertEquals(1, kindsList.size());
    assertTrue(kindsList.contains(ANOTHER_KIND));
}