@CollectionSize.Require(absent = CollectionSize.ZERO)
  @MapFeature.Require(ALLOWS_NULL_KEYS)
  public void testEquals_containingNullKey() {
    Collection<Entry<K, V>> entries = getSampleEntries(getNumEntries() - 1);
    entries.add(entry(null, v3()));

    resetContainer(getSubjectGenerator().create(entries.toArray()));
    assertTrue(
        "A Map should equal any other Map containing the same entries,"
            + " even if some keys are null.",

            projects.add(project);
            if (includeModules) {
                for (String module : project.getModules()) {
                    File modulePom = new File(pom.getParentFile(), module);
                    if (modulePom.isDirectory()) {
                        modulePom = new File(modulePom, "pom.xml");
                    }

        def change = new ApiChange(
            context.className,
            Violation.describe(member),
            changes
        )
        String acceptationReason = acceptedApiChanges[change]
        if (acceptationReason != null) {
            seenApiChanges.add(change)

    List<Object> arguments = new ArrayList<>();
    if (isGuarded(method)) {
      arguments.add(guard);
    }
    if (isLongTimeUnitBased(method)) {
      arguments.add(timeout.millis);
      arguments.add(TimeUnit.MILLISECONDS);
    }
    if (isDurationBased(method)) {
      arguments.add(Duration.ofMillis(timeout.millis));
    }
    try {
      Object result;
      doingCallLatch.countDown();

	xioutil.SafeClose(bucketCh)

	bucketResults := make(chan dataUsageEntryInfo, len(disks))

	// Start async collector/saver.
	// This goroutine owns the cache.
	var saverWg sync.WaitGroup
	saverWg.Add(1)
	go func() {
		// Add jitter to the update time so multiple sets don't sync up.
		updateTime := 30*time.Second + time.Duration(float64(10*time.Second)*rand.Float64())
		t := time.NewTicker(updateTime)
		defer t.Stop()

            List<Binding<?>> list = new ArrayList<>();
            // Add DI bindings
            list.addAll(getBindings().getOrDefault(key, Set.of()));
            // Add Plexus bindings
            for (var bean : locator.get().locate(toGuiceKey(key))) {
                if (isPlexusBean(bean)) {
                    list.add(new BindingToBeanEntry<>(key).toBeanEntry(bean));
                }
            }

   * without having to add {@code @SuppressWarnings}, the code can call this method.
   *
   * <p>Why <i>not</i> just add {@code SuppressWarnings}? The problem is that this method is
   * typically useful for {@code return} statements. That leaves the code with two options: Either
   * add the suppression to the whole method (which turns off checking for a large section of code),

                classExtensionDoc = new ClassExtensionDoc(pluginId, classDoc);
                plugins.put(pluginId, classExtensionDoc);
            }
            classExtensionDoc.getMixinClasses().add(model.getClassDoc(mixin.getMixinClass()));
        }
        for (ExtensionMetaData extension : classDoc.getExtensionMetaData().getExtensionClasses()) {
            String pluginId = extension.getPluginId();

  // In this case the graphs are considered equivalent; the edge add orderings are irrelevant.
  @Test
  public void equivalent_edgeAddOrdersDiffer() {
    GraphBuilder<Integer> builder = GraphBuilder.from(graph);
    MutableGraph<Integer> g1 = builder.build();
    MutableGraph<Integer> g2 = builder.build();

    // for g1, add 1->2 first, then 3->1
    g1.putEdge(N1, N2);
    g1.putEdge(N3, N1);

  // In this case the graphs are considered equivalent; the edge add orderings are irrelevant.
  @Test
  public void equivalent_edgeAddOrdersDiffer() {
    GraphBuilder<Integer> builder = GraphBuilder.from(graph);
    MutableGraph<Integer> g1 = builder.build();
    MutableGraph<Integer> g2 = builder.build();

    // for g1, add 1->2 first, then 3->1
    g1.putEdge(N1, N2);
    g1.putEdge(N3, N1);