// Therefore no cluster locks are required.
var localMetacacheMgr = &metacacheManager{
	buckets: make(map[string]*bucketMetacache),
	trash:   make(map[string]metacache),
}

type metacacheManager struct {
	mu      sync.RWMutex
	init    sync.Once
	buckets map[string]*bucketMetacache
	trash   map[string]metacache // Recently deleted lists.
}

const metacacheMaxEntries = 5000

	}

	for key, value := range map[string]int64{"Account": 1, "Pets": 2, "Toys": 4, "Company": 1, "Manager": 1, "Team": 1, "Languages": 0, "Friends": 0} {
		if count := DB.Unscoped().Model(&user).Association(key).Count(); count != value {
			t.Errorf("user's %v expects: %v, got %v", key, value, count)
		}
	}

  /** Keys are edges incoming to the origin node, values are the source node. */
  final Map<E, N> inEdgeMap;

  /** Keys are edges outgoing from the origin node, values are the target node. */
  final Map<E, N> outEdgeMap;

  private int selfLoopCount;

  AbstractDirectedNetworkConnections(Map<E, N> inEdgeMap, Map<E, N> outEdgeMap, int selfLoopCount) {
    this.inEdgeMap = checkNotNull(inEdgeMap);

        assertFalse(response.hasError());
    }

    @Test
    @SuppressWarnings("unchecked")
    public void test_indexFromEmptyDocuments() throws Exception {
        Map<String, Object>[] documents = new Map[0];
        SuggestIndexResponse response = suggester.indexer().indexFromDocument(documents);

        assertNotNull(response);
        assertEquals(0, response.getNumberOfInputDocs());

        Map<String, PropertyDoc> props = new TreeMap<String, PropertyDoc>();
        List<ClassDoc> superTypes = classDoc.getSuperTypes();
        for (ClassDoc superType : superTypes) {
            LOG.info("Getting properties for {}", superType.getName());
            for (PropertyDoc propertyDoc : superType.getClassProperties()) {

        val (_, contributorLines, _) = parseReleaseNotes()
        return contributorLines
            .map { it.trim() }
            .filter { it.isNotEmpty() }
            .onEach { check(contributorLineRegex.containsMatchIn(it)) { "Invalid contributor line: $it" } }
            .map { GitHubUser(contributorLineRegex.find(it)!!.groupValues[2], contributorLineRegex.find(it)!!.groupValues[1]) }
            .toSet()
    }

            final Map<String, Object> contentMap = response.getContent(OpenSearchCurl.jsonParser());
            if (logger.isDebugEnabled()) {
                logger.debug("response={}", contentMap);
            }
            if (contentMap.containsKey("value")) {
                @SuppressWarnings("unchecked")
                final List<Map<String, Object>> memberOfList = (List<Map<String, Object>>) contentMap.get("value");

  public ImmutableMultimapAsMapImplementsMapTest() {
    super(false, false, false);
  }

  @Override
  protected Map<String, Collection<Integer>> makeEmptyMap() {
    return ImmutableMultimap.<String, Integer>of().asMap();
  }

  @Override
  protected Map<String, Collection<Integer>> makePopulatedMap() {
    Multimap<String, Integer> delegate = HashMultimap.create();
    populate(delegate);

    super(true, true, true);
  }

  @Override
  protected Map<String, Collection<Integer>> makeEmptyMap() {
    return Multimaps.transformValues(
            ArrayListMultimap.<String, Integer>create(), Functions.<Integer>identity())
        .asMap();
  }

  @Override
  protected Map<String, Collection<Integer>> makePopulatedMap() {

    //                                                                   Map Communication
    //                                                                   =================
    @Override
    public void acceptPrimaryKeyMap(Entity entity, Map<String, ? extends Object> primaryKeyMap) {
    }

    @Override
    public void acceptAllColumnMap(Entity entity, Map<String, ? extends Object> allColumnMap) {
    }

    @Override