&& packagesToTest.contains(Reflection.getPackageName(instance.getClass()))) {
          try {
            nullPointerTester.testAllPublicInstanceMethods(instance);
          } catch (AssertionError e) {
            AssertionError error =
                new AssertionFailedError("Null check failed on return value of " + factory);
            error.initCause(e);
            throw error;
          }
        }
      }

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

    assertFailsWith<AssertionError> {
      testRule.afterEach(extensionContext)
    }.also { expected ->
      assertThat(expected).hasMessage("uncaught exception thrown during test")
      assertThat(expected.cause!!).hasMessage("boom!")
    }
  }

    requestBodySinks.add(sink)
  }

  override fun isDuplex(): Boolean = true

  @Throws(InterruptedException::class)
  fun takeSink(): BufferedSink {
    return requestBodySinks.poll(5, SECONDS) ?: throw AssertionError("no sink to take")
  }

  fun assertNoMoreSinks() {
    assertTrue(requestBodySinks.isEmpty())
  }

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

    try {
      joiner.appendTo(NASTY_APPENDABLE, set.iterator());
    } catch (IOException e) {
      throw new AssertionError(e);
    }

    try {
      joiner.appendTo(NASTY_APPENDABLE, array);
    } catch (IOException e) {
      throw new AssertionError(e);
    }
  }

            && packagesToTest.contains(Reflection.getPackageName(instance.getClass()))) {
          try {
            nullPointerTester.testAllPublicInstanceMethods(instance);
          } catch (AssertionError e) {
            AssertionError error =
                new AssertionFailedError("Null check failed on return value of " + factory);
            error.initCause(e);
            throw error;
          }
        }
      }

          urls.add(new URL("file", null, new File(entry).getAbsolutePath()));
        }
      } catch (MalformedURLException e) {
        AssertionError error = new AssertionError("malformed class path entry: " + entry);
        error.initCause(e);
        throw error;
      }
    }
    return urls.build();
  }

          urls.add(new URL("file", null, new File(entry).getAbsolutePath()));
        }
      } catch (MalformedURLException e) {
        AssertionError error = new AssertionError("malformed class path entry: " + entry);
        error.initCause(e);
        throw error;
      }
    }
    return urls.build();
  }

        }
      }
      val nowMillis = TimeUnit.NANOSECONDS.toMillis(System.nanoTime())
      if (nowMillis >= timeoutMillis) break
      (this as Object).wait(timeoutMillis - nowMillis)
    }

    throw AssertionError("Timed out waiting for response to $url")
  }

  companion object {
    val TIMEOUT_MILLIS = TimeUnit.SECONDS.toMillis(10)
  }

    }

    private static Method subscriberMethod() {
      try {
        return DummySubscriber.class.getMethod("handle", Object.class);
      } catch (NoSuchMethodException e) {
        throw new AssertionError(e);
      }
    }
  }

                          threadSum -= oldValue;
                        }
                        break;
                      default:
                        throw new AssertionError();
                    }
                  }
                  return threadSum;
                }
              }));
    }
    threadPool.shutdown();