assume().that(graphIsMutable()).isTrue();

    addEdge(N1, N2, E12);
    IllegalArgumentException e =
        assertThrows(
            IllegalArgumentException.class, () -> networkAsMutableNetwork.addEdge(N4, N5, E12));
    assertThat(e).hasMessageThat().contains(ERROR_REUSE_EDGE);
    e = assertThrows(IllegalArgumentException.class, () -> addEdge(N2, N1, E12));
    assertThat(e).hasMessageThat().contains(ERROR_REUSE_EDGE);

    addEdge(N1, N2, E12);
    IllegalArgumentException e =
        assertThrows(
            IllegalArgumentException.class,
            () -> networkAsMutableNetwork.addEdge(N1, N2, EDGE_NOT_IN_GRAPH));
    assertThat(e).hasMessageThat().contains(ERROR_PARALLEL_EDGE);
    e =
        assertThrows(
            IllegalArgumentException.class,

    assertThrows(IllegalArgumentException.class, () -> range.gap(Range.closed(2, 3)));
  }

  public void testGap_invalidRangesWithInfinity() {
    assertThrows(IllegalArgumentException.class, () -> Range.atLeast(1).gap(Range.atLeast(2)));

    assertThrows(IllegalArgumentException.class, () -> Range.atLeast(2).gap(Range.atLeast(1)));

    try {
      builder.callTimeout(Duration.ofNanos(1))
    } catch (ignored: IllegalArgumentException) {
    }
    try {
      builder.connectTimeout(Duration.ofNanos(1))
    } catch (ignored: IllegalArgumentException) {
    }
    try {
      builder.writeTimeout(Duration.ofNanos(1))
    } catch (ignored: IllegalArgumentException) {
    }
    try {
      builder.readTimeout(Duration.ofNanos(1))

  public <T> void testWhere_incompatibleGenericArrayMapping() {
    assertThrows(
        IllegalArgumentException.class,
        () -> new TypeResolver().where(new TypeCapture<T[]>() {}.capture(), String.class));
  }

  public <T> void testWhere_incompatibleParameterizedTypeMapping() {
    assertThrows(
        IllegalArgumentException.class,
        () -> new TypeResolver().where(new TypeCapture<Iterable<T>>() {}.capture(), List.class));

        SsoProcessException exception1 = new SsoProcessException(message, ioException);
        assertEquals(ioException, exception1.getCause());

        // Test with IllegalArgumentException
        Exception illegalArgException = new IllegalArgumentException("Invalid SSO parameter");
        SsoProcessException exception2 = new SsoProcessException(message, illegalArgException);
        assertEquals(illegalArgException, exception2.getCause());

    assertThrows(IllegalArgumentException.class, () -> range.gap(Range.closed(2, 3)));
  }

  public void testGap_invalidRangesWithInfinity() {
    assertThrows(IllegalArgumentException.class, () -> Range.atLeast(1).gap(Range.atLeast(2)));

    assertThrows(IllegalArgumentException.class, () -> Range.atLeast(2).gap(Range.atLeast(1)));

   *
   * <p>If this network is directed, the endpoints must be ordered.
   *
   * @throws IllegalArgumentException if there are multiple parallel edges connecting {@code nodeU}
   *     to {@code nodeV}
   * @throws IllegalArgumentException if either endpoint is not an element of this network
   * @throws IllegalArgumentException if the endpoints are unordered and the network is directed
   * @since 27.1
   */

  @CanIgnoreReturnValue
  static int checkPositive(String role, int x) {
    if (x <= 0) {
      throw new IllegalArgumentException(role + " (" + x + ") must be > 0");
    }
    return x;
  }

  @CanIgnoreReturnValue
  static long checkPositive(String role, long x) {
    if (x <= 0) {
      throw new IllegalArgumentException(role + " (" + x + ") must be > 0");
    }
    return x;
  }

  @CanIgnoreReturnValue

  override fun parse(string: String): MediaType = string.toMediaType()

  override fun assertInvalid(
    string: String,
    exceptionMessage: String?,
  ) {
    val e =
      assertFailsWith<IllegalArgumentException> {
        parse(string)
      }
    assertEquals(exceptionMessage, e.message)
  }