@CollectionFeature.Require(SUPPORTS_REMOVE)
  public void testEntrySet_clear() {
    getMultiset().entrySet().clear();
    assertTrue("multiset not empty after entrySet().clear()", getMultiset().isEmpty());
  }

  @CollectionSize.Require(ONE)
  @CollectionFeature.Require(SUPPORTS_ITERATOR_REMOVE)
  public void testEntrySet_iteratorRemovePropagates() {

  }

  @Override
  public @Nullable K higherKey(K key) {
    return delegate.higherKey(checkValid(key));
  }

  @Override
  public boolean isEmpty() {
    return delegate.isEmpty();
  }

  @Override
  public NavigableSet<K> keySet() {
    return navigableKeySet();
  }

  @Override
  public @Nullable Entry<K, V> lastEntry() {

      return new StandardElementSet();
    }

    @Override
    public Iterator<T> iterator() {
      return standardIterator();
    }

    @Override
    public boolean isEmpty() {
      return standardIsEmpty();
    }

    @Override
    public int size() {
      return standardSize();
    }
  }

  public static Test suite() {
    TestSuite suite = new TestSuite();

     * @throws IllegalArgumentException if duplicate keys were added
     */
    public ImmutableClassToInstanceMap<B> build() {
      ImmutableMap<Class<? extends B>, B> map = mapBuilder.buildOrThrow();
      if (map.isEmpty()) {
        return of();
      } else {
        return new ImmutableClassToInstanceMap<>(map);
      }
    }
  }

  /**

 *
 * @author Colin Decker
 */
@GwtCompatible
final class GoogleHelpers {

  private GoogleHelpers() {}

  static void assertEmpty(Multimap<?, ?> multimap) {
    if (!multimap.isEmpty()) {
      fail("Not true that " + multimap + " is empty");
    }
  }

        SimpleProblemCollector problems = new SimpleProblemCollector();
        List<Profile> active = selector.getActiveProfiles(profiles, context, problems);
        assertTrue(active.isEmpty());
        assertEquals(1, problems.getErrors().size());
        assertEquals(
                "Failed to determine activation for profile one: BOOM",
                problems.getErrors().get(0));
    }

        String response = checkGetMethod(searchBody, "").asString();
        final Map<String, Object> res = JsonPath.from(response).getMap("response.setting");
        assertTrue(!res.isEmpty());
        assertEquals(new Integer(0), JsonPath.from(response).get("response.status"));
    }

    @Override
    protected void tearDown() {
        // do nothing
    }

    @Test
    void crudTest() {

    @SuppressWarnings("unchecked")
    public Violation maybeViolation(final JApiCompatibility member) {
        if (!member.isBinaryCompatible()) {
            if ((member instanceof JApiClass) && (member.getCompatibilityChanges().isEmpty())) {
                // A member of the class breaks binary compatibility.
                // That will be handled when the member is passed to `maybeViolation`.
                return null;
            }

    assertThat(nothing).containsExactly("").inOrder();
  }

  public void testCharacterSplitOnEmptyStringOmitEmptyStrings() {
    assertThat(Splitter.on('.').omitEmptyStrings().split("")).isEmpty();
  }

  public void testCharacterSplitOnOnlyDelimiter() {
    Iterable<String> blankblank = Splitter.on('.').split(".");
    assertThat(blankblank).containsExactly("", "").inOrder();
  }

    assertThat(network.edgesConnecting("A", "A")).containsExactly("AA");
    assertThat(network.edgesConnecting("A", "B")).containsExactly("AB");
    assertThat(network.edgesConnecting("B", "A")).isEmpty();
  }

  @Test
  public void edgesConnecting_undirected() {
    MutableNetwork<String, String> mutableNetwork =
        NetworkBuilder.undirected().allowsSelfLoops(true).build();