assertNull(responseData.getResponseBody());
        }

        try (final ResponseData responseData = smbClient.doHead(baseUrl)) {
            assertNull(responseData);
        }
        try (final ResponseData responseData = smbClient.doHead(baseUrl + "dir1/")) {
            assertNull(responseData);
        }
        try (final ResponseData responseData = smbClient.doHead(baseUrl + "dir1/dir2/")) {

        System.getProperties().entrySet().stream().filter(e -> e.getKey().toString().startsWith("jcifs.")).forEach(e -> {
            props.setProperty((String) e.getKey(), (String) e.getValue());
        });
        try {
            cifsContext = new BaseContext(new PropertyConfiguration(props));
        } catch (final CIFSException e) {
            throw new CrawlingAccessException(e);
        }

        // smb auth

            @Override
            public void write(final int b) throws IOException {
                if (b == '\n' || b == '\r' || buf.size() >= MAX_LEN) {
                    try {
                        final String msg = buf.toString(Constants.UTF_8);
                        if (StringUtil.isNotBlank(msg)) {
                            if (logger.isTraceEnabled()) {

                try {
                    Thread.sleep(2000);
                } catch (InterruptedException e) {
                    throw new CrawlingAccessException(e);
                }
                return null;
            }
        };
        client.setAccessTimeout(1);
        try {
            client.doGet("smb1://localhost/test.txt");
            fail();

                try {
                    Thread.sleep(2000);
                } catch (InterruptedException e) {
                    throw new CrawlingAccessException(e);
                }
                return null;
            }
        };
        client.setAccessTimeout(1);
        try {
            client.doGet("http://localhost/");
            fail();

    }

    public void test_execute_web() throws Exception {
        final CrawlerWebServer server = new CrawlerWebServer(7070);
        server.start();

        final String url = "http://localhost:7070/";
        try {
            final int maxCount = 50;
            final int numOfThread = 10;

            final File file = File.createTempFile("crawler-", "");
            file.delete();
            file.mkdirs();

    }

    public void test_ftpInfo() {
        String value;
        FtpInfo ftpInfo;

        try {
            ftpInfo = new FtpClient.FtpInfo(null, Constants.UTF_8);
            fail();
        } catch (CrawlingAccessException e) {
            // ignore
        }

        try {
            ftpInfo = new FtpClient.FtpInfo("", Constants.UTF_8);
            fail();

        assertEquals(result, fsClient.preprocessUri(value));
    }

    public void test_preprocessUri_null() {
        try {
            fsClient.preprocessUri(null);
            fail();
        } catch (final CrawlerSystemException e) {}
        try {
            fsClient.preprocessUri("");
            fail();
        } catch (final CrawlerSystemException e) {}
    }

     */
    public void test_valueOf_invalid() {
        try {
            CrawlerStatus.valueOf("INVALID");
            fail("Should throw IllegalArgumentException for invalid value");
        } catch (IllegalArgumentException e) {
            // Expected
            assertTrue(e.getMessage().contains("INVALID"));
        }

        try {
            CrawlerStatus.valueOf("initializing"); // lowercase

    }

    public void test_executeTx() throws Exception {
        final CrawlerWebServer server = new CrawlerWebServer(7070);
        server.start();

        final String url = "http://localhost:7070/";
        try {
            final int maxCount = 50;
            final int numOfThread = 10;

            final File file = File.createTempFile("crawler-", "");
            file.delete();
            file.mkdirs();