}
          }
        };

    CacheLoader<Integer, AtomicInteger> loader =
        new CacheLoader<Integer, AtomicInteger>() {
          @Override
          public AtomicInteger load(Integer key) {
            applyCount.incrementAndGet();
            return new AtomicInteger();
          }
        };

    LoadingCache<Integer, AtomicInteger> cache =
        CacheBuilder.newBuilder()

    ValueGraph<String, Integer> graph1 =
        ImmutableValueGraph.copyOf(ValueGraphBuilder.directed().<String, Integer>build());
    ValueGraph<String, Integer> graph2 = ImmutableValueGraph.copyOf(graph1);

    assertThat(graph2).isSameInstanceAs(graph1);
  }

  @Test
  public void incidentEdgeOrder_stable() {
    ImmutableValueGraph<String, Integer> immutableValueGraph =

    ImmutableListMultimap<String, Integer> multimap =
        new Builder<String, Integer>().put(Maps.immutableEntry("one", 1)).build();
    assertEquals(Arrays.asList(1), multimap.get("one"));
  }

  public void testBuilder_withImmutableEntryAndNullContents() {
    Builder<String, Integer> builder = new Builder<>();
    try {
      builder.put(Maps.immutableEntry("one", (Integer) null));
      fail();

public class GraphPropertiesTest {
  ImmutableList<MutableGraph<Integer>> graphsToTest;
  Graph<Integer> directedGraph;
  Graph<Integer> undirectedGraph;

  ImmutableList<MutableNetwork<Integer, String>> networksToTest;
  Network<Integer, String> directedNetwork;
  Network<Integer, String> undirectedNetwork;

  @Before
  public void init() {
    MutableGraph<Integer> mutableDirectedGraph =

      } else {
        return first.compareTo(second);
      }
    }
  }

  /** Decreasing integer values. A {@code null} comes before any non-null value. */
  private static final Comparator<@Nullable Integer> DECREASING_INT_COMPARATOR =
      Ordering.<Integer>natural().reverse().<Integer>nullsFirst();

  private SetMultimap<String, Integer> create() {
    return TreeMultimap.create(StringLength.COMPARATOR, DECREASING_INT_COMPARATOR);
  }

      return insertionOrder;
    }

    @Override
    public List<Entry<String, Integer>> create(Object... elements) {
      ImmutableMap.Builder<String, Integer> builder = ImmutableMap.builder();
      for (Object o : elements) {
        @SuppressWarnings("unchecked")
        Entry<String, Integer> entry = (Entry<String, Integer>) o;

    int i = 0;
    for (Object e : elements) {
      array[i++] = (Integer) e;
    }
    return create(array);
  }

  protected abstract Set<Integer> create(Integer[] elements);

  @Override
  public Integer[] createArray(int length) {
    return new Integer[length];
  }

  /**
   * {@inheritDoc}
   *
   * <p>By default, returns the supplied elements in their given order; however, generators for

public class PredicatesTest extends TestCase {
  private static final Predicate<@Nullable Integer> TRUE = Predicates.alwaysTrue();
  private static final Predicate<@Nullable Integer> FALSE = Predicates.alwaysFalse();
  private static final Predicate<@Nullable Integer> NEVER_REACHED =
      new Predicate<@Nullable Integer>() {
        @Override
        public boolean apply(@Nullable Integer i) {

        .of(MANY_VALUES_MEAN * MANY_VALUES_COUNT);
    assertThat(INTEGER_MANY_VALUES_STATS_VARARGS.sum())
        .isWithin(ALLOWED_ERROR * INTEGER_MANY_VALUES_MEAN)
        .of(INTEGER_MANY_VALUES_MEAN * INTEGER_MANY_VALUES_COUNT);
    assertThat(INTEGER_MANY_VALUES_STATS_ITERABLE.sum())
        .isWithin(ALLOWED_ERROR * INTEGER_MANY_VALUES_MEAN)
        .of(INTEGER_MANY_VALUES_MEAN * INTEGER_MANY_VALUES_COUNT);

  public void testFilterUsingIteratorTester() {
    final List<Integer> list = asList(1, 2, 3, 4, 5);
    final Predicate<Integer> isEven =
        new Predicate<Integer>() {
          @Override
          public boolean apply(Integer integer) {
            return integer % 2 == 0;
          }
        };
    new IteratorTester<Integer>(
        5, UNMODIFIABLE, asList(2, 4), IteratorTester.KnownOrder.KNOWN_ORDER) {