@Before
  public void setUp() {
    initMocks(this);
    httpClient = PowerMockito.mock(DefaultHttpClient.class);

    repoUrl = "fake:fake";

    indexers = new HashSet<Indexer<Object>>();
    indexers.add(indexer);

    indexerGroup = new IndexerGroup();
    indexerGroup.setHttpClient(httpClient);
    indexerGroup.setIndexers(indexers);
    indexerGroup.setRepositoryURL(repoUrl);
  }
 @Test
 public void testReindex() throws Exception {
   mockContent("", true, null);
   when(indexer.getIndexerType()).thenReturn(Indexer.IndexerType.RDF);
   indexerGroup.reindex();
   verify(indexer, atLeastOnce()).update(eq(repoUrl), any());
 }
 @Test
 public void testInvalidMessage() {
   try {
     indexerGroup.onMessage(createBrokenMessage());
     fail("Broken message should result in an exception!");
   } catch (Exception e) {
   }
 }
 @Test
 public void testNonIndexableObjectUpdateMessage() throws Exception {
   String id = "/test";
   indexerGroup.onMessage(
       createUnindexableMessage(
           REPOSITORY_NAMESPACE + EventType.valueOf(NODE_ADDED).toString(), id));
   verify(indexer, never()).update(anyString(), any());
 }
 @Test
 public void testRDFIndexablePropertyUpdateMessage() throws Exception {
   when(indexer.getIndexerType()).thenReturn(Indexer.IndexerType.RDF);
   String id = "/test/dc:title";
   indexerGroup.onMessage(
       createIndexablePropertyMessage(
           REPOSITORY_NAMESPACE + EventType.valueOf(PROPERTY_CHANGED).toString(), id));
   verify(indexer, atLeastOnce()).update(anyString(), any());
 }
 @Test
 public void testNamedFieldsIndexableObjectUpdateMessage() throws Exception {
   when(indexer.getIndexerType()).thenReturn(Indexer.IndexerType.NAMEDFIELDS);
   String id = "/test";
   indexerGroup.onMessage(
       createIndexableMessage(
           REPOSITORY_NAMESPACE + EventType.valueOf(NODE_ADDED).toString(), id));
   verify(indexer, atLeastOnce()).update(anyString(), any());
 }
 @Test
 public void testGetters() {
   assertEquals(repoUrl, indexerGroup.getRepositoryURL());
   assertEquals(indexers, indexerGroup.getIndexers());
   assertEquals(httpClient, indexerGroup.getHttpClient());
 }