public void test_allMethodsReturnExpectedValues() {
        // Comprehensive test to verify all methods return expected values
        FessJsonResourceProvider testProvider = new FessJsonResourceProvider();

        // Verify nulls suppression is enabled
        assertTrue("Nulls should be suppressed", testProvider.isNullsSuppressed());

        // Verify pretty print is enabled

    peer.sendFrame().settings(Settings())
    peer.acceptFrame() // ACK
    peer.sendFrame().ping(false, 2, 3)
    peer.acceptFrame() // PING
    peer.play()

    // Play it back.
    connect(peer)

    // Verify the peer received what was expected.
    val ping = peer.takeFrame()
    assertThat(ping.type).isEqualTo(Http2.TYPE_PING)
    assertThat(ping.streamId).isEqualTo(0)
    assertThat(ping.payload1).isEqualTo(2)

        // Execute
        final InvalidQueryException exception = new InvalidQueryException(messageCode, message, cause);

        // Verify
        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertEquals(cause, exception.getCause());
        assertEquals(messageCode, exception.getMessageCode());
    }

        // Execute
        final SsoMessageException exception = new SsoMessageException(messageCode, message, cause);

        // Verify
        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertEquals(cause, exception.getCause());
        assertEquals(messageCode, exception.getMessageCode());
    }

            } else {
                System.clearProperty(Constants.FESS_SEARCH_ENGINE_HTTP_ADDRESS);
            }
        }
    }

    public void test_constructor_isPrivate() {
        // Verify that SystemUtil has a private constructor (utility class pattern)
        try {
            Constructor<SystemUtil> constructor = SystemUtil.class.getDeclaredConstructor();

        // Verify
        assertNull(result);
    }

    // Test resolveCredential method
    public void test_resolveCredential_withValidResolver() {
        // Setup
        TestLoginCredentialResolver resolver = new TestLoginCredentialResolver();

        // Execute
        authenticator.resolveCredential(resolver);

        // Verify

        queryFieldConfig.init();

        // Verify response fields are initialized
        assertNotNull(queryFieldConfig.getResponseFields());
        assertTrue(queryFieldConfig.getResponseFields().length > 0);
        assertEquals(QueryFieldConfig.SCORE_FIELD, queryFieldConfig.getResponseFields()[0]);
        assertEquals("id", queryFieldConfig.getResponseFields()[1]);

        // Verify scroll response fields are initialized

    }

    // Test isUseTimeZoneHandling() method
    public void test_isUseTimeZoneHandling() {
        // Verify that time zone handling is disabled
        assertFalse(provider.isUseTimeZoneHandling());
    }

    // Test isAcceptCookieTimeZone() method
    public void test_isAcceptCookieTimeZone() {
        // Verify that cookie time zone is not accepted
        assertFalse(provider.isAcceptCookieTimeZone());
    }

      numCallsToNewTargetIterator++;
      return Lists.newArrayList(1).iterator();
    }

    @Override
    protected void verify(List<Integer> elements) {
      numCallsToVerify++;
      super.verify(elements);
    }
  }

  public void testVerifyGetsCalled() {
    TesterThatCountsCalls tester = new TesterThatCountsCalls();

    tester.test();

        getMockRequest().setAttribute(Constants.FIELD_LOGS, new HashMap<String, List<String>>());
        queryContext = new QueryContext("test", true);
        assertEquals("test", queryContext.getQueryString());

        // Verify that highlighting and field log are initialized
        assertNotNull(getMockRequest().getAttribute(Constants.HIGHLIGHT_QUERIES));
        assertNotNull(getMockRequest().getAttribute(Constants.FIELD_LOGS));
    }