void testRoundTripFull() throws IOException {
        // Arrange – create a fully populated token
        ASN1ObjectIdentifier mech = new ASN1ObjectIdentifier("1.2.840.113554.1.2.2");
        byte[] tokenArray = new byte[] { 1, 2, 3 };
        byte[] mic = new byte[] { 9, 9, 9 };
        NegTokenTarg original = new NegTokenTarg(NegTokenTarg.ACCEPT_COMPLETED, mech, tokenArray, mic);

        // Act – serialise and parse back

        doc.put("title", "タイトル");
        doc.put("content", 123); // Non-string content
        doc.put("url", "http://example.com"); // Field not in langFields

        languageHelper.updateDocument(doc);

        assertEquals("ja", doc.get("lang"));
        assertEquals("タイトル", doc.get("title_ja"));
        assertEquals(123, doc.get("content_ja"));
        assertNull(doc.get("url_ja")); // url is not in langFields

        assertEquals(1, results.length);
        assertEquals("Test Content for testing", results[0]);

        results = relatedContentHelper.getRelatedContents("123");
        assertEquals(1, results.length);
        assertEquals("Number: 123", results[0]);

        results = relatedContentHelper.getRelatedContents("abc");
        assertEquals(0, results.length);
    }

    public void test_load_invalidRegex() {

        // Test convert with special characters
        converter.init();
        String text = "test@#$%123";
        String field = "content";

        List<String> readings = converter.convert(text, field, "en");

        assertNotNull(readings);
        assertEquals(1, readings.size());
        assertEquals("TEST@#$%123", readings.get(0));
    }

    @Test

          k2 ^= (long) toUnsignedInt(bb.get(14)) << 48; // fall through
        case 14:
          k2 ^= (long) toUnsignedInt(bb.get(13)) << 40; // fall through
        case 13:
          k2 ^= (long) toUnsignedInt(bb.get(12)) << 32; // fall through
        case 12:
          k2 ^= (long) toUnsignedInt(bb.get(11)) << 24; // fall through
        case 11:
          k2 ^= (long) toUnsignedInt(bb.get(10)) << 16; // fall through
        case 10:

    }

    @Test
    @DisplayName("Setter and getter for mechanismToken work")
    void setGetMechanismToken() {
        TestSpnegoToken t = new TestSpnegoToken();
        byte[] data = new byte[] { 1, 2, 3 };
        t.setMechanismToken(data);
        assertArrayEquals(data, t.getMechanismToken(), "mechanismToken should round-trip");

        // Document current behavior: no defensive copy (reference exposed)

        CustomTestObject testValue = new CustomTestObject("test", 123);
        OptionalEntity<CustomTestObject> result = OptionalUtil.ofNullable(testValue);

        assertNotNull(result);
        assertTrue(result.isPresent());
        assertEquals(testValue, result.get());
        assertEquals("test", result.get().getName());
        assertEquals(123, result.get().getValue());
    }

        SmbSessionImpl session = mock(SmbSessionImpl.class);
        when(tree.getSession()).thenReturn(session);
        when(session.getSessionKey()).thenReturn(new byte[] { 1, 2, 3 });

        byte[] key = target.getSessionKey();
        assertArrayEquals(new byte[] { 1, 2, 3 }, key);
        verify(tree, times(1)).getSession();
        verify(session, times(1)).getSessionKey();
    }

    @Test

        pythonJob.filename("test.py");
        pythonJob.sessionId = "custom-session-123";

        testProcessHelper.exitValue = 0;

        String result = pythonJob.execute();

        assertTrue(result.contains("Session Id: custom-session-123"));
        assertEquals("custom-session-123", pythonJob.sessionId);
    }

    // Test execute with process failure

        void testPolicyHandleEncode() throws NdrException {
            // Given: A policy handle with test values
            rpc.policy_handle policyHandle = new rpc.policy_handle();
            policyHandle.type = 123;
            policyHandle.uuid = new rpc.uuid_t();
            policyHandle.uuid.time_low = 0x11111111;
            policyHandle.uuid.time_mid = (short) 0x2222;