public void testToArrayEmpty() {
    Iterator<String> iterator = Collections.<String>emptyList().iterator();
    String[] array = Iterators.toArray(iterator, String.class);
    assertTrue(Arrays.equals(new String[0], array));
  }

  @GwtIncompatible // Iterators.toArray(Iterator, Class)
  public void testToArraySingleton() {
    Iterator<String> iterator = Collections.singletonList("a").iterator();

      Collection<V> collection) {
    if (collection instanceof SortedSet) {
      return Collections.unmodifiableSortedSet((SortedSet<V>) collection);
    } else if (collection instanceof Set) {
      return Collections.unmodifiableSet((Set<V>) collection);
    } else if (collection instanceof List) {
      return Collections.unmodifiableList((List<V>) collection);
    }

            setPluginArtifacts(Collections.unmodifiableSet(project.getPluginArtifacts()));
        }

        if (project.getReportArtifacts() != null) {
            setReportArtifacts(Collections.unmodifiableSet(project.getReportArtifacts()));
        }

        if (project.getExtensionArtifacts() != null) {
            setExtensionArtifacts(Collections.unmodifiableSet(project.getExtensionArtifacts()));

  public void testToArrayEmpty() {
    Iterator<String> iterator = Collections.<String>emptyList().iterator();
    String[] array = Iterators.toArray(iterator, String.class);
    assertTrue(Arrays.equals(new String[0], array));
  }

  @GwtIncompatible // Iterators.toArray(Iterator, Class)
  public void testToArraySingleton() {
    Iterator<String> iterator = Collections.singletonList("a").iterator();

    assertEquals(Collections.emptyMap(), map);
  }

  public void testConcurrentMap() {
    ConcurrentMap<Integer, Integer> map = Maps.newConcurrentMap();
    assertEquals(Collections.emptyMap(), map);
  }

  public void testTreeMap() {
    TreeMap<Integer, Integer> map = Maps.newTreeMap();
    assertEquals(Collections.emptyMap(), map);
    assertNull(map.comparator());
  }

    assertEquals(Collections.emptyMap(), map);
  }

  public void testConcurrentMap() {
    ConcurrentMap<Integer, Integer> map = Maps.newConcurrentMap();
    assertEquals(Collections.emptyMap(), map);
  }

  public void testTreeMap() {
    TreeMap<Integer, Integer> map = Maps.newTreeMap();
    assertEquals(Collections.emptyMap(), map);
    assertNull(map.comparator());
  }

  private static final Collection<Integer> EMPTY_COLLECTION = Arrays.<Integer>asList();

  private static final Collection<Integer> SOME_COLLECTION = Arrays.asList(0, 1, 1);

  private static final Iterable<Integer> SOME_ITERABLE =
      new Iterable<Integer>() {
        @Override
        public Iterator<Integer> iterator() {
          return SOME_COLLECTION.iterator();
        }
      };

    checkNotNull(collection);
    return (collection instanceof EnumSet)
        ? EnumSet.complementOf((EnumSet<E>) collection)
        : makeComplementByHand(collection, type);
  }

  @J2ktIncompatible
  @GwtIncompatible
  private static <E extends Enum<E>> EnumSet<E> makeComplementByHand(
      Collection<E> collection, Class<E> type) {
    EnumSet<E> result = EnumSet.allOf(type);

        File pomFile;

        ModelBuilderRequest request;

        ModelBuilderResult result;

        MavenProject project;

        boolean root;

        List<InterimResult> modules = Collections.emptyList();

        ProjectBuildingResult projectBuildingResult;

        InterimResult(
                File pomFile,
                ModelBuilderRequest request,
                ModelBuilderResult result,

					"code-quality",
					"signing",
					"ide-native",
					"plugins-java-library",
					"antlr",
					"ide-plugins",
					"platform-base",
					"test-kit",
					"ide",
					"file-collections",
					"persistent-cache"
				]
			},
			{
				"parallelizationMethod":{
					"name":"TestDistribution"
				},
				"subprojects":[
					"kotlin-dsl-tooling-builders",