@Test
public void testFindTopLevelHierachiesOfConcept() {

    Concept concept = new DroolsConcept("1263005", true, "900000000000207008", "900000000000073002", true, true);
    Set<String> results = droolsConceptService.findTopLevelHierarchiesOfConcept(concept);
    Assert.assertEquals(1, results.size());
    Assert.assertTrue(results.contains("123037004"));
}