*   <li>Building the query and filter query for the suggestion request.</li>
 *   <li>Processing the request and handling the response or failure.</li>
 *   <li>Creating the response from the search results.</li>
 * </ul>
 *
 * <p>Example usage:</p>
 * <pre>
 * SuggestRequest suggestRequest = new SuggestRequest();
 * suggestRequest.setIndex("my_index");

        assertEquals("testuser", chain.lastChangePasswordUsername);
        assertEquals("newpass", chain.lastChangePasswordPassword);
    }

    // Test changePassword with single chain failure
    public void test_changePassword_singleChain_failure() {
        TestAuthenticationChain chain = new TestAuthenticationChain();
        chain.changePasswordResult = false;
        authenticationManager.addChain(chain);

        assertTrue(ex.getMessage().contains("Invalid kerberos request"));
    }

    @Test
    @DisplayName("seq ctor: unknown field tag causes failure")
    void sequenceConstructor_unknownField_throws() {
        // Arrange: only an unexpected tag is present
        ASN1EncodableVector v = new ASN1EncodableVector();

    assertFailsWith<SSLPeerUnverifiedException> {
      call.execute()
    }.also { expected ->
      // Certificate pinning fails!
      assertThat(expected.message!!).startsWith("Certificate pinning failure!")
    }
  }

  @Test
  fun unrelatedPinnedIntermediateCertificateInChain() {
    // https://github.com/square/okhttp/issues/4729
    platform.expectFailureOnConscryptPlatform()

                TestIterator.staticThrowOnOpen = false; // Reset flag
            }
        });
        assertEquals("open fail", ex.getMessage());
        verify(tree, times(1)).release(); // closed on constructor failure
    }

    @Test
    @DisplayName("Iteration skips '.' and '..' and returns valid entries")
    void iterationSkipsDotAndDotDot() throws Exception {
        // Arrange
        stubAcquireReturnsSelf();

    }

    public void test_throwAndCatchException() {
        // Test throwing and catching the exception
        String expectedMessage = "Storage failure";

        try {
            throw new StorageException(expectedMessage);
        } catch (StorageException e) {
            assertEquals(expectedMessage, e.getMessage());
            assertNull(e.getCause());

                        .filter(StringUtil::isNotBlank)
                        .orElse("-"));
        log(valueMap);
    }

    /**
     * Log the login failure activity.
     * @param credential The credential.
     */
    public void loginFailure(final OptionalThing<LoginCredential> credential) {
        final Map<String, String> valueMap = new LinkedHashMap<>();

   * to {@code contains(null)} is permitted to throw a {@code NullPointerException}.
   *
   * @param message message to use upon assertion failure
   */
  protected void expectNullMissingWhenNullUnsupported(String message) {
    try {
      assertFalse(message, actualContents().contains(null));
    } catch (NullPointerException tolerated) {
      // Tolerated

   * to {@code contains(null)} is permitted to throw a {@code NullPointerException}.
   *
   * @param message message to use upon assertion failure
   */
  protected void expectNullMissingWhenNullUnsupported(String message) {
    try {
      assertFalse(message, actualContents().contains(null));
    } catch (NullPointerException tolerated) {
      // Tolerated

     * <p>If the combiningCallable throws an {@code ExecutionException}, the cause of the thrown
     * {@code ExecutionException} will be extracted and used as the failure of the derived step.
     *
     * <p>If the combiningCallable throws any other exception, it will be used as the failure of the
     * derived step.
     *
     * <p>If an exception is thrown after the combiningCallable creates a {@code ClosingFuture},