public Integer call() throws Exception {
                enterLatch.countDown();
                try {
                  new CountDownLatch(1).await(); // wait forever
                  throw new AssertionError();
                } catch (InterruptedException e) {
                  interruptedExceptionThrown.set(true);
                  throw e;
                } finally {
                }
              }

    } catch (AssertionError expected) {
      return;
    }
    fail();
  }

  public void testAssertSubtypeTokenBeforeSupertypeToken_duplicate() {
    try {
      assertSubtypeTokenBeforeSupertypeToken(
          ImmutableList.of(TypeToken.of(String.class), TypeToken.of(String.class)));
    } catch (AssertionError expected) {
      return;
    }
    fail();
  }

    throw new AssertionError("should never be called");
  }

  @Override
  public ImmutableCollection<V> values() {
    return (ImmutableCollection<V>) super.values();
  }

  @Override
  abstract ImmutableCollection<V> createValues();

  @Override
  final Iterator<V> valuesIterator() {
    throw new AssertionError("should never be called");
  }

  /**

          path = requestHeaders.value(i)
          break
        }
        i++
      }
      if (path == null) {
        // TODO: send bad request error
        throw AssertionError()
      }
      val file = File(baseDirectory.toString() + path)
      if (file.isDirectory) {
        serveDirectory(stream, file.listFiles()!!)
      } else if (file.exists()) {
        serveFile(stream, file)

    @Override
    protected List<V> delegate() {
      return emptyList();
    }
  }

  @Override
  Iterator<Entry<K, V>> entryIterator() {
    throw new AssertionError("should never be called");
  }

  @Override
  Collection<Entry<K, V>> createEntries() {
    return new Entries();
  }

  @WeakOuter
  class Entries extends ForwardingCollection<Entry<K, V>> {

    @Override
    protected List<V> delegate() {
      return emptyList();
    }
  }

  @Override
  Iterator<Entry<K, V>> entryIterator() {
    throw new AssertionError("should never be called");
  }

  @Override
  Collection<Entry<K, V>> createEntries() {
    return new Entries();
  }

  @WeakOuter
  class Entries extends ForwardingCollection<Entry<K, V>> {

              return returnValue;
            } catch (InvocationTargetException e) {
              throw e.getCause();
            } catch (IllegalAccessException e) {
              throw new AssertionError(e);
            }
          }

          private void mutateDelegate() {
            allStates.add(ImmutableList.copyOf(delegate));
            remainingActions.next().perform(delegate);

  protected final void ignoreClasses(Predicate<? super Class<?>> condition) {
    this.classFilter = and(this.classFilter, not(condition));
  }

  private static AssertionError sanityError(
      Class<?> cls, List<String> explicitTestNames, String description, Throwable e) {
    String message =
        String.format(
            Locale.ROOT,
            "Error in automated %s of %s\n"

        @Override
        public Reader openStream() throws IOException {
          return new StringReader(string);
        }
      }.readLines();
    } catch (IOException e) {
      throw new AssertionError();
    }
  }

  @Override
  public void tearDown() throws IOException {
    factory.tearDown();
  }

  static ImmutableList<Method> getTestMethods(Class<?> testClass) {

              called = true;
            }
          }
        };
    addCallback(f, callback, directExecutor());
    f.cancel(true);
  }

  public void testThrowErrorFromGet() {
    Error error = new AssertionError("ASSERT!");
    ListenableFuture<String> f = UncheckedThrowingFuture.throwingError(error);
    MockCallback callback = new MockCallback(error);
    addCallback(f, callback, directExecutor());
  }