}

  public void testFind_withDefault_first() {
    Iterable<String> list = Lists.newArrayList("cool", "pants");
    Iterator<String> iterator = list.iterator();
    assertEquals("cool", find(iterator, equalTo("cool"), "woot"));
    assertEquals("pants", iterator.next());
  }

  public void testFind_withDefault_last() {
    Iterable<String> list = Lists.newArrayList("cool", "pants");

  }

  public void testFind() {
    Iterable<String> list = newArrayList("cool", "pants");
    assertEquals("cool", find(list, equalTo("cool")));
    assertEquals("pants", find(list, equalTo("pants")));
    assertThrows(NoSuchElementException.class, () -> find(list, Predicates.alwaysFalse()));
    assertEquals("cool", find(list, Predicates.alwaysTrue()));
    assertCanIterateAgain(list);
  }

  }

  public void testFind_withDefault_first() {
    Iterable<String> list = Lists.newArrayList("cool", "pants");
    Iterator<String> iterator = list.iterator();
    assertEquals("cool", find(iterator, equalTo("cool"), "woot"));
    assertEquals("pants", iterator.next());
  }

  public void testFind_withDefault_last() {
    Iterable<String> list = Lists.newArrayList("cool", "pants");

          "1.fm",
          "a.b.c.1.2.3.ca.us",
          "a\u7f51\u7edcA.\u7f51\u7edc.Cn", // "a网络A.网络.Cn"
          "cnn.ca",
          "cool.co.uk",
          "cool.de",
          "cool.dk",
          "cool.es",
          "cool.nl",
          "cool.se",
          "cool\uFF61fr", // Alternate dot character
          "foo.bar.google.com",
          "google.Co.uK",
          "google.com",

  }

  public void testFind() {
    Iterable<String> list = newArrayList("cool", "pants");
    assertEquals("cool", find(list, equalTo("cool")));
    assertEquals("pants", find(list, equalTo("pants")));
    assertThrows(NoSuchElementException.class, () -> find(list, Predicates.alwaysFalse()));
    assertEquals("cool", find(list, Predicates.alwaysTrue()));
    assertCanIterateAgain(list);
  }

        };

        assertTrue(customEnv.is("bool.true"));
        assertFalse(customEnv.is("bool.false"));
        assertTrue(customEnv.is("bool.yes"));
        assertFalse(customEnv.is("bool.no"));
        assertTrue(customEnv.is("bool.on"));
        assertFalse(customEnv.is("bool.off"));
        assertTrue(customEnv.is("bool.1"));
        assertFalse(customEnv.is("bool.0"));
    }

      assertTrue(afterBurst >= 1000);
    }
  }

  /**
   * This neat test shows that no matter what weights we use in our requests, if we push X amount of
   * permits in a cool state, where X = rate * timeToCoolDown, and we have specified a
   * timeToWarmUp() period, it will cost as the prescribed amount of time. E.g., calling

      assertTrue(afterBurst >= 1000);
    }
  }

  /**
   * This neat test shows that no matter what weights we use in our requests, if we push X amount of
   * permits in a cool state, where X = rate * timeToCoolDown, and we have specified a
   * timeToWarmUp() period, it will cost as the prescribed amount of time. E.g., calling

   *     be unique to the built instance of the ThreadFactory and will be assigned sequentially. For
   *     example, {@code "rpc-pool-%d"} will generate thread names like {@code "rpc-pool-0"}, {@code
   *     "rpc-pool-1"}, {@code "rpc-pool-2"}, etc.
   * @return this for the builder pattern
   */
  @CanIgnoreReturnValue
  public ThreadFactoryBuilder setNameFormat(String nameFormat) {

    int tasksPerThread = 10;
    int nTasks = nThreads * tasksPerThread;
    ExecutorService pool = newFixedThreadPool(nThreads);
    ImmutableList<String> keys = ImmutableList.of("a", "b", "c");
    try {
      List<Future<int[]>> futures = newArrayListWithExpectedSize(nTasks);
      for (int i = 0; i < nTasks; i++) {
        futures.add(pool.submit(new MutateTask(multiset, keys)));
      }

      int[] deltas = new int[3];