@IgnoreJRERequirement
  public ImmutableMap<Service, Duration> startupDurations() {
    return ImmutableMap.copyOf(
        Maps.<Service, Long, Duration>transformValues(startupTimes(), Duration::ofMillis));
  }

  @Override
  public String toString() {
    return MoreObjects.toStringHelper(ServiceManager.class)
        .add("services", Collections2.filter(services, not(instanceOf(NoOpService.class))))

  private val serverListener = WebSocketRecorder("server")
  private val random = Random(0)
  private var client =
    clientTestRule
      .newClientBuilder()
      .writeTimeout(Duration.ofMillis(500))
      .readTimeout(Duration.ofMillis(500))
      .addInterceptor(
        Interceptor { chain: Interceptor.Chain ->
          val response = chain.proceed(chain.request())

    assertThat(ticker.advance(10)).isSameInstanceAs(ticker);
    assertEquals(10, ticker.read());
    ticker.advance(1, MILLISECONDS);
    assertEquals(1000010L, ticker.read());
    ticker.advance(Duration.ofMillis(1));
    assertEquals(2000010L, ticker.read());
  }

  public void testAutoIncrementStep_returnsSameInstance() {
    FakeTicker ticker = new FakeTicker();

    proxySelector.proxies.add(Proxy.NO_PROXY)
    server.close()

    client =
      client
        .newBuilder()
        .proxySelector(proxySelector)
        .readTimeout(Duration.ofMillis(100))
        .connectTimeout(Duration.ofMillis(100))
        .build()

    val request = Request(server.url("/"))
    assertFailsWith<IOException> {
      client.newCall(request).execute()
    }.also { expected ->

     * @param time The build time of the project in milliseconds.
     */
    protected BuildSummary(MavenProject project, long time) {
        this(project, Duration.ofMillis(time), Duration.ofMillis(time));
    }

    /**
     * Creates a new build summary for the specified project.
     *
     * @param project The project being summarized, must not be {@code null}.

    assertThat(ticker.advance(10)).isSameInstanceAs(ticker);
    assertEquals(10, ticker.read());
    ticker.advance(1, MILLISECONDS);
    assertEquals(1000010L, ticker.read());
    ticker.advance(Duration.ofMillis(1));
    assertEquals(2000010L, ticker.read());
  }

  public void testAutoIncrementStep_returnsSameInstance() {
    FakeTicker ticker = new FakeTicker();

     * @param cause The cause of the build failure, may be {@code null}.
     */
    public BuildFailure(MavenProject project, long time, Throwable cause) {
        this(project, Duration.ofMillis(time), cause);
    }

    /**
     * Creates a new build summary for the specified project.
     *
     * @param project The project being summarized, must not be {@code null}.

     * @param time The build time of the project in milliseconds.
     */
    public BuildSuccess(MavenProject project, long time) {
        this(project, Duration.ofMillis(time));
    }

    /**
     * Creates a new build summary for the specified project.
     *
     * @param project The project being summarized, must not be {@code null}.

    ImmutableMap<Service, Duration> startupTimes = serviceManager.startupDurations();
    assertThat(startupTimes).hasSize(2);
    assertThat(startupTimes.get(a)).isAtLeast(Duration.ofMillis(150));
    assertThat(startupTimes.get(b)).isAtLeast(Duration.ofMillis(353));
  }

  public void testServiceStartupTimes_selfStartingServices() {
    // This tests to ensure that:

  public void testElapsed_duration() {
    stopwatch.start();
    ticker.advance(999999);
    assertEquals(Duration.ofNanos(999999), stopwatch.elapsed());
    ticker.advance(1);
    assertEquals(Duration.ofMillis(1), stopwatch.elapsed());
  }