assertNotNull(testConverter);
    }

    @Test
    public void testInit() throws IOException {
        // Test init method (should do nothing)
        converter.init();
        // No exception should be thrown
    }

    @Test
    public void testConvertWithNoLanguages() throws IOException {
        // Test convert with no languages specified
        String text = "test text";

     * Invalid archives may either throw an exception or return empty content.
     */
    public void test_TarExtractor_invalidArchive_handlesGracefully() {
        final InputStream invalidStream = new ByteArrayInputStream("not a valid tar file".getBytes());

        try {
            final ExtractData result = tarExtractor.getText(invalidStream, null);
            // If no exception is thrown, result should be empty or minimal

        // Execute and verify exception is thrown
        assertThrows(SmbException.class, () -> tree.send(request, response));
        // After network name deleted error, tree should be disconnected
        assertEquals(0, tree.connectionState);
    }

    @Test
    void testSendInvalidOperationForNonDiskService() throws SmbException {
        SmbTree tree = new SmbTree(session, "testShare", "PRINT");

    }

    @Test
    void testInitWithNullProperties() throws CIFSException {
        // Test successful initialization with null properties
        assertDoesNotThrow(() -> SingletonContext.init(null));
        assertNotNull(SingletonContext.getInstance());
    }

    @Test
    void testInitWithCustomProperties() throws CIFSException {
        // Test successful initialization with custom properties

        assertNull(context.getSigningKey()); // Signing key should not be generated
    }

    @Test
    void testInitSecContext_invalidState() throws SmbException {
        // Test that calling initSecContext in an invalid state throws an exception
        when(mockAuth.getDomain()).thenReturn(domain);
        when(mockAuth.getUsername()).thenReturn(username);
        when(mockAuth.getPassword()).thenReturn(password);

                        throw new ArtifactDescriptorException(result);
                    }
                }
                invalidDescriptor(session, trace, a, e);
                if ((getPolicy(session, a, request) & ArtifactDescriptorPolicy.IGNORE_INVALID) != 0) {
                    return null;
                }
                result.addException(e);
                throw new ArtifactDescriptorException(result);

   *       of a task are ignored.
   * </ol>
   *
   * <p>{@code RuntimeException}s thrown by tasks are simply logged and the executor keeps trucking.
   * If an {@code Error} is thrown, the error will propagate and execution will stop until the next
   * time a task is submitted.
   *
   * <p>When an {@code Error} is thrown by an executed task, previously submitted tasks may never

   *
   * <p><b>Note:</b> <i>all exceptions thrown during refresh will be logged and then swallowed</i>.
   *
   * @param duration the length of time after an entry is created that it should be considered
   *     stale, and thus eligible for refresh
   * @return this {@code CacheBuilder} instance (for chaining)
   * @throws IllegalArgumentException if {@code duration} is negative

   * ContiguousSet}.
   *
   * @throws UnsupportedOperationException always
   * @deprecated Use {@link #create}.
   */
  @Deprecated
  @DoNotCall("Always throws UnsupportedOperationException")
  public static <E> ImmutableSortedSet.Builder<E> builder() {
    throw new UnsupportedOperationException();
  }

  // redeclare to help optimizers with b/310253115

        }

        // Act + Assert
        Throwable t = assertThrows(expected, () -> new MIEName(buf));
        // MIEName throws IllegalArgumentException without messages, so we don't assert on message presence
        assertNotNull(t, "Exception should be thrown");
    }

    @Nested
    @DisplayName("equals, hashCode, toString")
    class EqualityContract {

        @Test