final File file = File.createTempFile("crawler-", "");
            file.delete();
            file.mkdirs();
            file.deleteOnExit();
            fileTransformer.setPath(file.getAbsolutePath());
            crawler.addUrl(url);
            crawler.crawlerContext.setMaxAccessCount(maxCount);
            crawler.crawlerContext.setNumOfThread(numOfThread);

        @DisplayName("Should handle null key in setKey")
        void testSetKeyWithNull() {
            // Test with mock
            doNothing().when(mockReferralData).setKey(null);
            assertDoesNotThrow(() -> mockReferralData.setKey(null));

            // Test with concrete implementation
            assertDoesNotThrow(() -> {
                concreteImplementation.setKey(null);

    }

    @Test
    @DisplayName("Test setPath with various input formats")
    void testSetPath() {
        request = new Smb2CreateRequest(mockConfig, "");

        // Test normal path
        request.setPath("test\\file.txt");
        assertEquals("\\test\\file.txt", request.getPath());

        // Test path with leading backslash (should be stripped)
        request.setPath("\\test\\file.txt");

            assertEquals(0x12345678, testBlock.getErrorCode());
        }

        @Test
        @DisplayName("Test path property")
        void testPathProperty() {
            testBlock.setPath("\\new\\path");
            assertEquals("\\new\\path", testBlock.getPath());
        }

        @Test
        @DisplayName("Test full UNC path properties")
        void testFullUNCPathProperties() {

            KerberosPacAuthData authData = new KerberosPacAuthData(pacData, keys);
            assertNotNull(authData.getPac());
            assertNotNull(authData.getPac().getLogonInfo());
            assertNotNull(authData.getPac().getServerSignature());
            assertNotNull(authData.getPac().getKdcSignature());
        }
    }

    // Test exception for empty PAC
    @Test
    void testConstructorEmptyPac() {

        testImplementation.setPath(expectedPath);
        assertEquals(expectedPath, testImplementation.getPath());
    }

    @Test
    @DisplayName("Test setPath updates path correctly")
    void testSetPath() {
        // Test with mock
        String newPath = "/new/path/file.txt";
        doNothing().when(requestWithPath).setPath(newPath);

        requestWithPath.setPath(newPath);

            final File file = File.createTempFile("crawler-", "");
            file.delete();
            file.mkdirs();
            file.deleteOnExit();
            fileTransformer.setPath(file.getAbsolutePath());
            crawler.addUrl(url);
            crawler.crawlerContext.setMaxAccessCount(maxCount);
            crawler.crawlerContext.setNumOfThread(numOfThread);

            referralData.setKey("test-key");
            referralData.replaceCache();
            assertEquals(referralData, cacheMap.get("test-key"));
        }

        @Test
        @DisplayName("Should replace cache entry with key")
        void testReplaceCache() {
            String key = "cache-key";
            referralData.setKey(key);
            referralData.setCacheMap(cacheMap);

            final File file = File.createTempFile("crawler-", "");
            file.delete();
            file.mkdirs();
            file.deleteOnExit();
            fileTransformer.setPath(file.getAbsolutePath());
            crawler.addUrl(url);
            crawler.getCrawlerContext().setMaxAccessCount(maxCount);
            crawler.getCrawlerContext().setNumOfThread(numOfThread);

        this.pac = new Pac(token, keys);
    }

    /**
     * Returns the PAC object.
     *
     * @return the Privilege Attribute Certificate
     */
    public Pac getPac() {
        return this.pac;
    }