assertThat(eventRecorder.recordedEventTypes().filter { it == ConnectStart::class }).hasSize(2)
    assertThat(eventRecorder.recordedEventTypes().filter { it == ConnectFailed::class }).hasSize(1)
    assertThat(eventRecorder.recordedEventTypes().filter { it == ConnectEnd::class }).hasSize(1)
  }

  @Test
  fun reachesIpv6WhenIpv4IsDown() {
    serverIpv4.close()
    serverIpv6.enqueue(

      new EqualsTester()
          .addEqualityGroup(cache.asMap().keySet(), keys)
          .addEqualityGroup(ImmutableSet.of())
          .testEquals();
      assertThat(keys).hasSize(WARMUP_SIZE);
      for (int i = WARMUP_MIN; i < WARMUP_MAX; i++) {
        Object key = warmed.get(i - WARMUP_MIN).getKey();
        assertThat(keys.contains(key)).isTrue();
        assertThat(keys.remove(key)).isTrue();

    ServiceManager serviceManager = new ServiceManager(asList(a, b));
    serviceManager.startAsync().awaitHealthy();
    ImmutableMap<Service, Long> startupTimes = serviceManager.startupTimes();
    assertThat(startupTimes).hasSize(2);
    assertThat(startupTimes.get(a)).isAtLeast(150);
    assertThat(startupTimes.get(b)).isAtLeast(353);
  }

  public void testServiceStartupDurations() {
    if (isWindows() && isJava8()) {

    assertThat(map.replace(one, three, two)).isTrue();
    assertThat(map.get(one)).isSameInstanceAs(two);
    assertThat(map).hasSize(3);

    map.clear();
    assertThat(map.isEmpty()).isTrue();
    assertThat(map).isEmpty();

    cache.getUnchecked(one);
    assertThat(map).hasSize(1);
    assertThat(map.get(one)).isSameInstanceAs(one);
    assertThat(map.containsKey(one)).isTrue();

    assertThat(map.replace(one, three, two)).isTrue();
    assertThat(map.get(one)).isSameInstanceAs(two);
    assertThat(map).hasSize(3);

    map.clear();
    assertThat(map.isEmpty()).isTrue();
    assertThat(map).isEmpty();

    cache.getUnchecked(one);
    assertThat(map).hasSize(1);
    assertThat(map.get(one)).isSameInstanceAs(one);
    assertThat(map.containsKey(one)).isTrue();

    ServiceManager serviceManager = new ServiceManager(asList(a, b));
    serviceManager.startAsync().awaitHealthy();
    ImmutableMap<Service, Long> startupTimes = serviceManager.startupTimes();
    assertThat(startupTimes).hasSize(2);
    assertThat(startupTimes.get(a)).isAtLeast(150);
    assertThat(startupTimes.get(b)).isAtLeast(353);
  }

  public void testServiceStartupDurations() {
    if (isWindows() && isJava8()) {

      if (graph.isDirected()) {
        assertThat(graph.degree(node)).isEqualTo(graph.inDegree(node) + graph.outDegree(node));
        assertThat(graph.predecessors(node)).hasSize(graph.inDegree(node));
        assertThat(graph.successors(node)).hasSize(graph.outDegree(node));
      } else {
        int selfLoopCount = graph.adjacentNodes(node).contains(node) ? 1 : 0;

    try {
      writeSelfReferencingJarFile(jarFile, "test.txt");
      assertThat(
              new ClassPath.LocationInfo(jarFile, ClassPathTest.class.getClassLoader())
                  .scanResources())
          .hasSize(1);
    } finally {
      jarFile.delete();
    }
  }


  public void testScanFromFile_fileNotExists() throws IOException {
    ClassLoader classLoader = ClassPathTest.class.getClassLoader();

    try {
      writeSelfReferencingJarFile(jarFile, "test.txt");
      assertThat(
              new ClassPath.LocationInfo(jarFile, ClassPathTest.class.getClassLoader())
                  .scanResources())
          .hasSize(1);
    } finally {
      jarFile.delete();
    }
  }

  @AndroidIncompatible // Path (for symlink creation)

  public void testScanDirectory_symlinkCycle() throws IOException {
    if (isWindows()) {

    assertThat(graphAsMutableGraph.removeEdge(N1, N2)).isTrue();
    assertThat(graph.successors(N1)).isEmpty();
    assertThat(graph.predecessors(N1)).containsExactly(N2);
    assertThat(graph.edges()).hasSize(1);

    assertThat(graphAsMutableGraph.removeEdge(N2, N1)).isTrue();
    assertThat(graph.successors(N1)).isEmpty();
    assertThat(graph.predecessors(N1)).isEmpty();
    assertThat(graph.edges()).isEmpty();
  }