// TODO(cgdecker): Add CharSource.slice?
    StringBuilder builder = new StringBuilder();
    Reader reader = concatenated.openStream(); // no need to worry about closing
    for (int i = 0; i < 8; i++) {
      builder.append((char) reader.read());
    }
    assertThat(builder.toString()).isEqualTo(expected);
  }

   * sees an Error?
   */
  @AndroidIncompatible
  public void testTaskThrowsError() throws Exception {
    class MyError extends Error {}
    CyclicBarrier barrier = new CyclicBarrier(2);
    // we need to make sure the error gets thrown on a different thread.
    ExecutorService service = newSingleThreadExecutor();
    try {
      SequentialExecutor executor = new SequentialExecutor(service);
      Runnable errorTask =

     * helps to shortcut most calls to isEmpty(), which is important because the check for emptiness
     * is relatively expensive. Use a subtype so this also doesn't need any extra storage.
     */
    private static final class UnconditionalValueHolder extends ValueHolder {}
  }

  private MoreObjects() {}

 * CompletableFuture}. {@code FluentFuture} is targeted at people who use {@code ListenableFuture},
 * who can't use Java 8, or who want an API more focused than {@code CompletableFuture}. (If you
 * need to adapt between {@code CompletableFuture} and {@code ListenableFuture}, consider <a
 * href="https://github.com/lukas-krecan/future-converter">Future Converter</a>.)
 *
 * <h3>Extension</h3>
 *

        .receivedResponseAtMillis(System.currentTimeMillis())
        .build()
        .also {
          chain.eventListener.satisfactionFailure(call, it)
        }
    }

    // If we don't need the network, we're done.
    if (networkRequest == null) {
      return cacheResponse!!
        .newBuilder()
        .cacheResponse(cacheResponse.stripBody())
        .build()
        .also {

 * </ul>
 *
 * <p>{@code ValueGraph}, as a subtype of {@code Graph}, explicitly does not support parallel edges,
 * and forbids implementations or extensions with parallel edges. If you need parallel edges, use
 * {@link Network}. (You can use a positive {@code Integer} edge value as a loose representation of
 * edge multiplicity, but the {@code *degree()} and mutation methods will not reflect your

        // Setup
        TestLoginCredential credential = new TestLoginCredential("user", "pass");
        authenticator.setLoginCredential(credential);

        HtmlResponse metadataResponse = null; // Would need proper LastaFlute context to create
        authenticator.setResponseForType(SsoResponseType.METADATA, metadataResponse);

        String logoutUrl = "https://sso.example.com/logout";

            new StandardValueGraph<N, Presence>(
                GraphBuilder.from(graph), getNodeConnections(graph), graph.edges().size()));
  }

  /**
   * Simply returns its argument.
   *
   * @deprecated no need to use this
   */
  @InlineMe(
      replacement = "checkNotNull(graph)",
      staticImports = "com.google.common.base.Preconditions.checkNotNull")
  @Deprecated

  private static final ImmutableSet<Integer> TEST_INTS;
  private static final ImmutableSet<Long> TEST_LONGS;

  private static int force32(int value) {
    // GWT doesn't consistently overflow values to make them 32-bit, so we need to force it.
    return value & 0xffffffff;
  }

  static {
    ImmutableSet.Builder<Integer> testIntsBuilder = ImmutableSet.builder();
    ImmutableSet.Builder<Long> testLongsBuilder = ImmutableSet.builder();

 *       However, utilities that <i>use</i> that executor have the ability to interrupt tasks
 *       running on it. This class, by contrast, does not expose an {@code Executor} API.)
 * </ul>
 *
 * <p>If you don't need the features of this class, you may prefer {@code newSequentialExecutor} for
 * its simplicity and ability to accommodate interruption.
 *
 * @since 26.0
 */
@J2ktIncompatible
@GwtIncompatible