assertFailure(
        Adder.class,
        new Function<Adder, Adder>() {
          @Override
          public Adder apply(Adder adder) {
            return new FailsToForwardParameters(adder);
          }
        },
        "add(",
        "Parameter #0");
  }

  public void testForwardsToTheWrongMethod() {
    assertFailure(
        Arithmetic.class,

              @Override
              public boolean hasNext() {
                return false;
              }
            };
          }
        };
    assertFailure(tester);
  }

  private static void assertFailure(IteratorTester<?> tester) {
    try {
      tester.test();
    } catch (AssertionError expected) {
      return;
    }
    fail();
  }

    taskFaker.runTasks()
    client.listener.assertFailure(IOException::class.java, "source is closed")
    assertThat(client.webSocket!!.send("Hello!")).isFalse()
  }

  @Test
  fun socketClosedDuringMessageKillsWebSocket() {
    client2Server.source.close()
    assertThat(client.webSocket!!.send("Hello!")).isTrue()
    taskFaker.runTasks()
    client.listener.assertFailure(IOException::class.java, "source is closed")

        ) {
          throw e
        }
      },
    )
    newWebSocket()
    serverListener.assertOpen()
    serverListener.assertFailure(EOFException::class.java)
    serverListener.assertExhausted()
    clientListener.assertFailure(e)
  }

  @Disabled("AsyncCall currently lets runtime exceptions propagate.")
  @Test
  @Throws(
    Exception::class,
  )

              @Override
              public boolean hasNext() {
                return false;
              }
            };
          }
        };
    assertFailure(tester);
  }

  private static void assertFailure(IteratorTester<?> tester) {
    try {
      tester.test();
    } catch (AssertionError expected) {
      return;
    }
    fail();
  }

  }

  @Test
  fun executionRejectedImmediately() {
    val request = newRequest("http://a/1")
    executor.shutdown()
    client.newCall(request).enqueue(callback)
    callback.await(request.url).assertFailure(InterruptedIOException::class.java)
    assertThat(listener.recordedEventTypes())
      .containsExactly("CallStart", "CallFailed")
  }

  @Test
  fun executionRejectedAfterMaxRequestsChange() {

        if (cleanShutdown) {
          assertSuccessful()
          assertCode(200)

          assertThat(server2.requestCount).isEqualTo(1)
        } else {
          this.assertFailure(SocketTimeoutException::class.java)
        }
      }

    println("\n\nRequest to ${server2.inetSocketAddress}")
    executeSynchronously(request)
      .assertSuccessful()
      .assertCode(200)
  }