* can suppress it. See {@link CollectionAddTester#getAddNullSupportedMethod()} for details.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static Method getAddSupportedNullPresentMethod() {
    return getMethod(ListAddTester.class, "testAdd_supportedNullPresent");
  }

   * Hashtable} can suppress it with {@code FeatureSpecificTestSuiteBuilder.suppressing()}.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static Method getMergeNullValueMethod() {
    return getMethod(MapMergeTester.class, "testMergeNullValue");
  }

  }

  @J2ktIncompatible
  @GwtIncompatible // reflection
  public void testNulls() throws Exception {
    new ClassSanityTester().forAllPublicStaticMethods(Functions.class).testNulls();
  }

  @J2ktIncompatible
  @GwtIncompatible // reflection
  @AndroidIncompatible // TODO(cpovirk): ClassNotFoundException: com.google.common.base.Function

  /**
   * Returns {@link Method} instances for the tests that assume multisets support duplicates so that
   * the test of {@code Multisets.forSet()} can suppress them.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static List<Method> getIteratorDuplicateInitializingMethods() {
    return asList(
        getMethod(MultisetIteratorTester.class, "testIteratorKnownOrder"),

   * compatibility problems on Android VMs. The corresponding accessor method, however, can have the
   * more specific return type as long as users are careful to guard calls to it with version checks
   * or reflection: Android VMs ignore the types of elements that aren't used.
   */
  private final @Nullable Object annotatedType;

  Parameter(
      Invokable<?, ?> declaration,
      int position,
      TypeToken<?> type,

   * tests can suppress it with {@code FeatureSpecificTestSuiteBuilder.suppressing()} until <a
   * href="https://bugs.openjdk.org/browse/JDK-5045147">JDK-5045147</a> is fixed.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static Method getCreateWithNullKeyUnsupportedMethod() {
    return getMethod(MapCreationTester.class, "testCreateWithNullKeyUnsupported");
  }

        Smb2CloseRequest request = new Smb2CloseRequest(mockConfig, emptyFileId);

        // When
        request.setFileId(testFileId);

        // Then - verify through internal state (would need getter or reflection in real scenario)
        // Since we can't directly verify the internal state, we create a new request to test
        Smb2CloseRequest newRequest = new Smb2CloseRequest(mockConfig, testFileId);

        // When
        smbComRename = new SmbComRename(config, oldFileName, newFileName);

        // Then
        assertEquals(ServerMessageBlock.SMB_COM_RENAME, smbComRename.getCommand());

        // Use reflection to verify private fields
        Field oldFileNameField = SmbComRename.class.getDeclaredField("oldFileName");
        oldFileNameField.setAccessible(true);
        assertEquals(oldFileName, oldFileNameField.get(smbComRename));

        // Restore system properties and clean up static state
        System.setProperties(originalSystemProperties);
        resetHandlerState();
    }

    /**
     * Resets the static state of the Handler class using reflection.
     * This is crucial for ensuring that tests are isolated from each other.
     */
    private void resetHandlerState() throws Exception {
        // Reset the static factory field

        FessLabels labels = new FessLabels();
        assertNotNull(labels);
        assertTrue(labels instanceof org.lastaflute.core.message.UserMessages);
    }

    /**
     * Test reflection access to constants
     */
    public void test_reflectionAccess() throws Exception {
        Class<?> clazz = FessLabels.class;
        Field field = clazz.getField("LABELS_LOGIN");
        assertNotNull(field);