// Trip circuit
        circuitBreaker.trip();
        Thread.sleep(100);

        long afterTripTime = circuitBreaker.getTimeSinceLastStateChange();
        assertTrue(afterTripTime >= 100, "Time should have advanced");
        assertTrue(afterTripTime < 200, "Time should be reasonable");

        // Reset circuit
        circuitBreaker.reset();
        Thread.sleep(50);

  }

  /**
   * Wraps the given callable such that for the duration of {@link Callable#call} the thread that is
   * running will have the given name.
   *
   * @param callable The callable to wrap
   * @param nameSupplier The supplier of thread names, {@link Supplier#get get} will be called once
   *     for each invocation of the wrapped callable.
   */
  @J2ktIncompatible

    // Run a task on the composed Executor that interrupts its thread (i.e. this thread).
    fakePool.execute(() -> Thread.currentThread().interrupt());
    // Run a task that expects that it is not interrupted while it is running.
    e.execute(() -> assertThat(Thread.currentThread().isInterrupted()).isFalse());

    // Run these together.
    fakePool.runAll();

                }
            });
        }

        // Start all threads
        for (Thread thread : threads) {
            thread.start();
        }

        // Wait for all threads to complete
        for (Thread thread : threads) {
            thread.join(5000); // 5 second timeout
        }

        // Verify no errors occurred during concurrent execution
        assertFalse(hasError.get());

        }

        // Read partial content
        try (InputStream in = file.getInputStream()) {
            byte[] buffer = new byte[10];
            int bytesRead = in.read(buffer);
            assertEquals(10, bytesRead, "Should read requested bytes");
            assertEquals("0123456789", new String(buffer, 0, bytesRead, "UTF-8"));

            // Read next chunk
            bytesRead = in.read(buffer);

    }

    /**
     * Sets the thread pool.
     * @param threadPool The thread pool.
     * @return This builder instance.
     */
    public SuggesterBuilder threadPool(final ExecutorService threadPool) {
        this.threadPool = threadPool;
        return this;
    }

    /**
     * Sets the thread pool size.
     * @param threadPoolSize The thread pool size.
     * @return This builder instance.

    }
  }

  /** Wait for the given thread to reach the {@link State#TIMED_WAITING} thread state. */
  @SuppressWarnings("ThreadPriorityCheck") // TODO: b/175898629 - Consider onSpinWait.
  void awaitTimedWaiting(Thread thread) {
    while (true) {
      switch (thread.getState()) {
        case BLOCKED:
        case NEW:
        case RUNNABLE:
        case WAITING:
          Thread.yield();
          break;

  private fun sleep(delayMillis: Int) {
    try {
      Thread.sleep(delayMillis.toLong())
    } catch (e: InterruptedException) {
      Thread.currentThread().interrupt()
    }
  }

  private fun cancelLater(
    call: Call,
    delayMillis: Int,
  ): CountDownLatch {
    val latch = CountDownLatch(1)
    Thread {
      sleep(delayMillis)
      if (cancelMode == CANCEL) {

    }

  @Test fun uncaughtException() {
    val testRule = OkHttpClientTestRule()
    testRule.beforeEach(extensionContext)

    val thread =
      object : Thread() {
        override fun run(): Unit = throw RuntimeException("boom!")
      }
    thread.start()
    thread.join()

    assertFailsWith<AssertionError> {
      testRule.afterEach(extensionContext)
    }.also { expected ->

    }

    private static void interruptThreadSafely(final QueryThread thread) {
        try {
            thread.interrupt();
        } catch (final SecurityException e) {
            log.error("Security exception interrupting thread", e);
        }
    }

    private static void joinThread(final Thread thread) {
        try {
            thread.join();
        } catch (final InterruptedException e) {