public EquivalenceTester<T> addEquivalenceGroup(Iterable<T> group) {
    delegate.addRelatedGroup(group);
    items.addAll(ImmutableList.copyOf(group));
    return this;
  }

  /** Run tests on equivalence methods, throwing a failure on an invalid test */
  @CanIgnoreReturnValue
  public EquivalenceTester<T> test() {
    for (int run = 0; run < REPETITIONS; run++) {
      testItems();
      delegate.test();
    }
    return this;

        // Assert throwing/catching behavior with assertThrows
        SMBProtocolDecodingException thrown = assertThrows(SMBProtocolDecodingException.class, () -> {
            throw new SMBProtocolDecodingException();
        }, "Should be throwable via assertThrows");
        assertTrue(thrown instanceof CIFSException, "Thrown instance should also be CIFSException subtype");
    }

        StackTraceElement firstElement = stackTrace[0];
        assertEquals(this.getClass().getName(), firstElement.getClassName());
    }

    @Test
    public void test_throwAndCatch() {
        // Test throwing and catching the exception
        String username = "nonexistentuser";

        try {
            throw new FessUserNotFoundException(username);
        } catch (FessUserNotFoundException e) {

    }

    @Test
    @DisplayName("Test all write methods with null buffer")
    void testWriteMethodsWithNullBuffer() {
        // Even with null buffer, methods should return 0 without throwing exception
        int result = response.writeSetupWireFormat(null, 0);
        assertEquals(0, result);

        result = response.writeParametersWireFormat(null, 0);
        assertEquals(0, result);

        assertTrue(exception instanceof java.io.Serializable);
    }

    @Test
    public void test_throwAndCatch() {
        // Test throwing and catching the exception
        String parentUrl = "http://example.com/parent";
        String url = "http://example.com/child";

        try {
            throw new ContentNotFoundException(parentUrl, url);

     * Tests related to the lifecycle management of the handle (e.g., closing).
     */
    @Nested
    public class LifecycleManagementTest {

        /**
         * Verifies that the close method can be called without throwing an exception.
         * @throws CIFSException if an error occurs during close.
         */
        @Test
        public void testClose() throws CIFSException {

    multimap.put("foo", 3);
    assertTrue(multimap.replaceValues("foo", asList(2, 4)) instanceof RandomAccess);
    assertTrue(multimap.replaceValues("bar", asList(2, 4)) instanceof RandomAccess);
  }

  /** Test throwing ConcurrentModificationException when a sublist's ancestor's delegate changes. */
  public void testSublistConcurrentModificationException() {
    ListMultimap<String, Integer> multimap = create();

        shutdownMethod.setAccessible(true);

        // Invoke the method
        shutdownMethod.invoke(curtainFinallyHook);

        // Method should complete without throwing exceptions to the caller
        assertTrue(true);
    }

    // Test behavior when an exception occurs during reflection
    @Test
    public void test_shutdownCommonsHttpClient_withException() throws Exception {

        emptyGenerator.setName("empty");
        String path = "/path/to/thumbnail.jpg";

        // Since createTask requires FessConfig, it may not work properly
        // We test that the method can be called without throwing exceptions
        try {
            emptyGenerator.createTask(path, docMap);
        } catch (Exception e) {
            // Expected when FessConfig is not available
        }
    }

        throw new NullPointerException("at index " + i);
      }
      list.add(element);
    }
    equalityGroups.add(list);
    return this;
  }

  /** Run tests on equals method, throwing a failure on an invalid test */
  @CanIgnoreReturnValue
  public EqualsTester testEquals() {
    RelationshipTester<Object> delegate =
        new RelationshipTester<>(