@Test
public void testFindFSNs() {

    repository.getConcept("1263005").getDescriptions().stream()
            .filter(d -> ConceptConstants.FSN.equals(d.getTypeId()))
            .forEach(d -> d.getAcceptabilityMap().put(ConceptConstants.US_EN_LANGUAGE_REFERENCE_SET, Constants.ACCEPTABILITY_PREFERRED));

    Set<String> conceptsIds = new HashSet<>();
    conceptsIds.add("1263005");
    Set<String> results = droolsDescriptionService.getFSNs(conceptsIds, ConceptConstants.US_EN_LANGUAGE_REFERENCE_SET);
    Assert.assertEquals(1, results.size());
    for (String result : results) {
        Assert.assertEquals("Distinctive arrangement of microtubules (cell structure)", result);
    }

}