}
    throw new IllegalStateException("Unexpected edge type: " + edgeType);
  }

  @Test
  public void equivalent_nodeSetsDiffer() {
    network.addNode(N1);

    MutableNetwork<Integer, String> g2 = createNetwork(edgeType);
    g2.addNode(N2);

    assertThat(network).isNotEqualTo(g2);
  }

  // Node sets are the same, but edge sets differ.
  @Test
  public void equivalent_edgeSetsDiffer() {

    directedGraph.putEdge(N2, N3);
    directedGraph.addNode(N4);

    // the above graph is its own transitive closure
    MutableGraph<Integer> expectedClosure = GraphBuilder.directed().allowsSelfLoops(true).build();
    expectedClosure.putEdge(N1, N2);
    expectedClosure.putEdge(N1, N3);
    expectedClosure.putEdge(N2, N3);
    expectedClosure.addNode(N4);

    assertThat(

  StandardMutableNetwork(NetworkBuilder<? super N, ? super E> builder) {
    super(builder);
  }

  @Override
  @CanIgnoreReturnValue
  public boolean addNode(N node) {
    checkNotNull(node, "node");

    if (containsNode(node)) {
      return false;
    }

    addNodeInternal(node);
    return true;
  }

  /**

      }
    };
  }

  private static ImmutableGraph<Character> createSingleRootGraph() {
    MutableGraph<Character> graph = GraphBuilder.directed().build();
    graph.addNode('a');
    return ImmutableGraph.copyOf(graph);
  }

  private static void assertEqualCharNodes(Iterable<Character> result, String expectedCharacters) {
    assertThat(result)

                                                 /*consume=*/true);

    if (status->status.ok()) {
      // Run shape inference function for newly added node.
      status->status = desc->graph->refiner.AddNode(ret);
    }
    if (status->status.ok()) {
      // Add the node to the name-to-node mapping.
      desc->graph->name_map[ret->name()] = ret;
    } else if (ret != nullptr) {

        return this;
    }

    /**
     * Adds a role to filter by.
     * @param role The role.
     * @return This builder instance.
     */
    public PopularWordsRequestBuilder addRole(final String role) {
        request.addRole(role);
        return this;
    }

    /**
     * Adds a field to filter by.
     * @param field The field name.
     * @return This builder instance.
     */

        assertNotNull(response);
    }

    @Test
    public void test_addRole() throws Exception {
        indexItems();

        PopularWordsResponse response = suggester.popularWords().addRole(SuggestConstants.DEFAULT_ROLE).execute().getResponse();

        assertNotNull(response);
    }

    @Test
    public void test_addField() throws Exception {
        indexItems();

        return this;
    }

    /**
     * Adds a role to filter by.
     * @param role The role.
     * @return This builder instance.
     */
    public SuggestRequestBuilder addRole(final String role) {
        request.addRole(role);
        return this;
    }

    /**
     * Adds a field to filter by.
     * @param field The field name.
     * @return This builder instance.
     */

        assertNotNull(response);
    }

    @Test
    public void test_addRole() throws Exception {
        indexItems();

        SuggestResponse response = suggester.suggest().setQuery("test").addRole(SuggestConstants.DEFAULT_ROLE).execute().getResponse();

        assertNotNull(response);
        assertEquals(1, response.getNum());
    }

    @Test
    public void test_addField() throws Exception {

      27,
      28,
      27,
      27,
      27,
      27,
      27,
      26,
    )

  private val root = Node()

  init {
    for (i in CODE_BIT_COUNTS.indices) {
      addCode(i, CODES[i], CODE_BIT_COUNTS[i].toInt())
    }
  }

  @Throws(IOException::class)
  fun encode(
    source: ByteString,
    sink: BufferedSink,
  ) {
    var accumulator = 0L