if not fields:
        return False
    # More than one dependency could have the same field, it would show up as multiple
    # fields but it's the same one, so count them by name
    body_param_names_set = {field.name for field in fields}
    # A top level field has to be a single field, not multiple
    if len(body_param_names_set) > 1:
        return True
    first_field = fields[0]

 * reduce contention. Method {@link #sum} (or, equivalently, {@link #longValue}) returns the current
 * total combined across the variables maintaining the sum.
 *
 * <p>This class is usually preferable to {@link AtomicLong} when multiple threads update a common
 * sum that is used for purposes such as collecting statistics, not for fine-grained synchronization
 * control. Under low update contention, the two classes have similar characteristics. But under

                    // It's not explicit what the threading guarantees are for TestListener method execution so we'll
                    // be explicitly safe here to avoid interleaving output from multiple test suites
                    synchronized (this) {
                        // make sure we've flushed everything to disk before reading
                        eventWriter.flush();

   * stream.collect(MoreCollectors.onlyElement())}.
   *
   * @throws NoSuchElementException if the iterable is empty
   * @throws IllegalArgumentException if the iterable contains multiple elements
   */
  @ParametricNullness
  public static <T extends @Nullable Object> T getOnlyElement(Iterable<T> iterable) {
    return Iterators.getOnlyElement(iterable.iterator());
  }

  /**

        // Clean up
        mockService.unregisterWitness(regId);
    }

    @Test
    void testMultipleRegistrations() {
        // Register multiple witnesses
        String reg1 = mockService.registerWitness("\\\\server1\\share1", "192.168.1.100", 1);
        String reg2 = mockService.registerWitness("\\\\server2\\share2", "192.168.1.101", 1);

        MockNode nodeWithClass = new MockNode("div");
        nodeWithClass.addAttribute("class", "highlight");
        assertTrue(tag.matches(nodeWithClass));

        // Node with multiple classes including target
        MockNode nodeWithMultipleClasses = new MockNode("div");
        nodeWithMultipleClasses.addAttribute("class", "container highlight active");

     * this client silently recovers from the following problems:
     *
     * * **Unreachable IP addresses.** If the URL's host has multiple IP addresses,
     *   failure to reach any individual IP address doesn't fail the overall request. This can
     *   increase availability of multi-homed services.
     *

            assertEquals(expectedCause, e.getCause());
        }
    }

    @Test
    public void test_multipleExceptions_differentStatusCodes() {
        // Test creating multiple exceptions with different status codes
        WebApiException exception1 = new WebApiException(400, "Bad Request");
        WebApiException exception2 = new WebApiException(401, "Unauthorized");

    // Test that the class implements InvokerAssistant interface
    @Test
    public void test_implementsInterface() {
        assertTrue(invokerAssistant instanceof InvokerAssistant);
    }

    // Test multiple calls to the same method return consistent results
    @Test
    public void test_methodConsistency() {
        // Test assistClientInvokeNames consistency

    void testLogSecurityViolation() {
        Map<String, Object> context = new HashMap<>();
        context.put("sourceIP", "192.168.1.100");
        context.put("attemptCount", 5);

        logger.logSecurityViolation("Multiple failed authentication attempts", context);

        Map<EventType, Long> stats = logger.getStatistics();
        assertEquals(Long.valueOf(1), stats.get(EventType.SECURITY_VIOLATION), "Should have 1 security violation event");