assertThat(client.webSocket!!.close(1000, "Hello!")).isFalse()
    assertThat(client.webSocket!!.send("Hello!")).isFalse()
  }

  @Test
  fun clientCloseWith0Fails() {
    assertFailsWith<IllegalArgumentException> {
      client.webSocket!!.close(0, null)
    }.also { expected ->
      assertThat("Code must be in range [1000,5000): 0")
        .isEqualTo(expected.message)
    }
  }

  @Test

   *
   * @throws ClassCastException if the class of the specified element prevents it from being added
   *     to the given queue
   * @throws IllegalArgumentException if some property of the specified element prevents it from
   *     being added to the given queue
   */
  @J2ktIncompatible
  @GwtIncompatible // concurrency

    assertSame(this.<String>of(), set.subSet("a", "b"));
    assertSame(this.<String>of(), set.subSet("g", "h"));
    assertSame(this.<String>of(), set.subSet("c", "c"));
    assertThrows(IllegalArgumentException.class, () -> set.subSet("e", "c"));
  }

  @J2ktIncompatible
  @GwtIncompatible // SerializableTester
  public void testOf_subSetSerialization() {
    SortedSet<String> set = of("e", "f", "b", "d", "c");

        .build(),
    )
    val webSocket: WebSocket = newWebSocket()
    val server = serverListener.assertOpen()
    clientListener.assertOpen()
    val reason = repeat('X', 124)
    assertFailsWith<IllegalArgumentException> {
      webSocket.close(1000, reason)
    }.also { expected ->
      assertThat(expected.message).isEqualTo("reason.size() > 123: $reason")
    }
    webSocket.close(1000, null)

   *     / value map
   * @param factory supplier of new, empty maps that will each hold all column key / value mappings
   *     for a given row key
   * @throws IllegalArgumentException if {@code backingMap} is not empty
   * @since 10.0
   */
  public static <R, C, V> Table<R, C, V> newCustomTable(
      Map<R, Map<C, V>> backingMap, Supplier<? extends Map<C, V>> factory) {

   *       into account
   *   <li>the appropriate truncation indicator may be locale-dependent
   *   <li>it is safe to use non-ASCII characters in the truncation indicator
   * </ul>
   *
   * @throws IllegalArgumentException if {@code maxLength} is less than the length of {@code
   *     truncationIndicator}
   * @since 16.0
   */
  public static String truncate(CharSequence seq, int maxLength, String truncationIndicator) {

      // When a collision happens, the colliding entry is the first entry
      // of the tail map.
      Entry<K, V> previousEntry = map.tailMap(key).entrySet().iterator().next();
      throw new IllegalArgumentException(
          "Duplicate keys in mappings "
              + previousEntry.getKey()
              + "="
              + previousEntry.getValue()
              + " and "
              + key

                this.options = WRITE_OPTIONS;
                this.access = SmbConstants.FILE_READ_DATA | SmbConstants.FILE_WRITE_DATA;
            } else {
                throw new IllegalArgumentException("Invalid mode");
            }

            try (SmbFileHandle h = ensureOpen()) {}
            this.readSize = th.getReceiveBufferSize() - 70;
            this.writeSize = th.getSendBufferSize() - 70;

    @Override
    public String toString() {
      return "Functions.identity()";
    }
  }

  /**
   * Returns a function which performs a map lookup. The returned function throws an {@link
   * IllegalArgumentException} if given a key that does not exist in the map. See also {@link
   * #forMap(Map, Object)}, which returns a default value in this case.
   *

              }
            }
          });
      executor.execute(
          new Runnable() {
            @Override
            public void run() {
              future.setException(new IllegalArgumentException("failure"));
              if (!future.isDone()) {
                errorMessage.set("SetException call exited before future was complete.");
              }
            }
          });