Collector<Entry<AnEnum, Integer>, ?, ImmutableMap<AnEnum, Integer>> collector =
        toImmutableEnumMap(Entry::getKey, Entry::getValue);
    assertThrows(
        IllegalArgumentException.class,
        () -> Stream.of(mapEntry(AnEnum.A, 1), mapEntry(AnEnum.A, 11)).collect(collector));
  }

  public void testToImmutableMapMerging() {

    eventRecorder.forbidLock(dispatcher)
  }

  @Test
  fun maxRequestsZero() {
    assertFailsWith<IllegalArgumentException> {
      dispatcher.maxRequests = 0
    }
  }

  @Test
  fun maxPerHostZero() {
    assertFailsWith<IllegalArgumentException> {
      dispatcher.maxRequestsPerHost = 0
    }
  }

  @Test
  fun enqueuedJobsRunImmediately() {

        }

        @Test
        @DisplayName("Should throw IllegalArgumentException for small buffer")
        void testDoReceiveFragment_BufferTooSmall() throws Exception {
            DcerpcPipeHandle handle = createMockedDcerpcPipeHandle();

            byte[] buf = new byte[50]; // Less than maxRecv (4280)

            assertThrows(IllegalArgumentException.class, () -> handle.doReceiveFragment(buf));
        }

            configProps.put(WAGON_TRANSPORTER_PRIORITY_KEY, RESOLVER_MAX_PRIORITY);
        } else if (!MAVEN_RESOLVER_TRANSPORT_AUTO.equals(transport)) {
            throw new IllegalArgumentException("Unknown resolver transport '" + transport
                    + "'. Supported transports are: " + MAVEN_RESOLVER_TRANSPORT_WAGON + ", "

   *       href="https://github.com/google/guava/wiki/GraphsExplained#graph-elements-nodes-and-edges">
   *       graph elements</a> for details)
   * </ul>
   *
   * @throws IllegalArgumentException if {@code node} is not an element of this graph
   */
  Iterable<? extends N> successors(N node);

        assertNull(exception.getCause());
    }

    @Test
    public void test_constructor_withCauseChain() {
        // Test constructor with chained exceptions
        final Exception rootCause = new IllegalArgumentException("Invalid argument");
        final Exception middleCause = new RuntimeException("Runtime error", rootCause);
        final JobProcessingException exception = new JobProcessingException(middleCause);

        this.handle.send(buf, off, length);
    }

    @Override
    protected int doReceiveFragment(final byte[] buf) throws IOException {
        if (buf.length < getMaxRecv()) {
            throw new IllegalArgumentException("buffer too small");
        }

        int off = this.handle.recv(buf, 0, buf.length);
        if (buf[0] != 5 || buf[1] != 0) {
            throw new IOException("Unexpected DCERPC PDU header");
        }

   * it does not, then null is returned. If it does, then if {@code throwIfDuplicateKeys} is true an
   * {@code IllegalArgumentException} is thrown, and otherwise the existing {@link Entry} is
   * returned.
   *
   * @throws IllegalArgumentException if another entry in the bucket has the same key and {@code
   *     throwIfDuplicateKeys} is true

    }

    open fun url(url: HttpUrl): Builder =
      apply {
        this.url = url
      }

    /**
     * Sets the URL target of this request.
     *
     * @throws IllegalArgumentException if [url] is not a valid HTTP or HTTPS URL. Avoid this
     *     exception by calling [HttpUrl.parse]; it returns null for invalid URLs.
     */
    open fun url(url: String): Builder = url(canonicalUrl(url).toHttpUrl())

    closeEntry()
}


fun File.getClassSuperTypes(): Set<String> {
    if (!path.endsWith(".class")) {
        throw IllegalArgumentException("Not a class file: $path")
    }
    inputStream().use {
        val reader = ClassReader(it)
        return setOf(reader.superName) + reader.interfaces
    }