} catch (Exception e) {
                  throw new AssertionError(e);
                }

                dispatcher.dispatch(2, integerSubscribers.iterator());
                latch.countDown();
              }
            })
        .start();

    new Thread(
            new Runnable() {
              @Override
              public void run() {
                try {

          }
        };
    Thread thread1 = new Thread(execute);
    Thread thread2 = new Thread(execute);
    thread1.start();
    thread2.start();
    assertEquals(0, runCalled.get());
    okayToRun.countDown();
    thread1.join();
    thread2.join();
    assertEquals(1, runCalled.get());
  }

  public void testAddAfterRun() throws Exception {
    // Run the previous test
    testRunOnPopulatedList();

                    } catch (Exception e) {
                        errorCount.incrementAndGet();
                    } finally {
                        endLatch.countDown();
                    }
                }
            });
        }

        startLatch.countDown();
        endLatch.await(10, TimeUnit.SECONDS);
        executor.shutdown();

        assertEquals(0, errorCount.get());

    val waiting = CountDownLatch(1)
    client =
      client
        .newBuilder()
        .addInterceptor(
          Interceptor { chain: Interceptor.Chain? ->
            try {
              ready.countDown()
              waiting.await()
            } catch (e: InterruptedException) {
              throw AssertionError()
            }
            throw IOException()
          },
        ).build()

 *
 * <p>Here's an example that tests a {@code finalize} method:
 *
 * {@snippet :
 * final CountDownLatch latch = new CountDownLatch(1);
 * Object x = new MyClass() {
 *   ...
 *   protected void finalize() { latch.countDown(); ... }
 * };
 * x = null;  // Hint to the JIT that x is stack-unreachable
 * GcFinalization.await(latch);
 * }
 *
 * <p>Here's an example that uses a user-defined finalization predicate:
 *
 * {@snippet :

                    } catch (Exception e) {
                        e.printStackTrace();
                    } finally {
                        endLatch.countDown();
                    }
                }
            }).start();
        }

        startLatch.countDown();
        endLatch.await();

        // Verify all rules were added (can't check exact count due to thread-safe implementation)

          }
        };
    Thread thread1 = new Thread(execute);
    Thread thread2 = new Thread(execute);
    thread1.start();
    thread2.start();
    assertEquals(0, runCalled.get());
    okayToRun.countDown();
    thread1.join();
    thread2.join();
    assertEquals(1, runCalled.get());
  }

  public void testAddAfterRun() throws Exception {
    // Run the previous test
    testRunOnPopulatedList();

    }

    public void test_update_callsLoad() throws InterruptedException {
        CountDownLatch latch = new CountDownLatch(1);
        configHelper.setLoadCallback(() -> {
            latch.countDown();
            return 1;
        });

        configHelper.update();

        assertTrue("Load method should be called within 5 seconds", latch.await(5, TimeUnit.SECONDS));

              new Callable<@Nullable Void>() {
                @Override
                public @Nullable Void call() throws Exception {
                  startLatch.countDown();
                  startLatch.await();
                  callable.call();
                  doneLatch.countDown();
                  return null;
                }
              });
    }
    doneLatch.await();
  }

    return new ListenerCallQueue.Event<Object>() {
      @Override
      public void call(Object listener) {
        latch.countDown();
      }

      @Override
      public String toString() {
        return "countDown";
      }
    };
  }