url = "s3://bucket-with-dashes/file";
        exp = "bucket-with-dashes";
        assertEquals(exp, transformer.getHostOnFile(url));

        url = "gcs://bucket_with_underscores/file";
        exp = "bucket_with_underscores";
        assertEquals(exp, transformer.getHostOnFile(url));

    }

    @Test
    public void test_getHost_unexpected() {
        String url, exp;

        assertEquals("gcs://bucket-with-dashes/path", wizardAction.convertCrawlingPath("gcs://bucket-with-dashes/path"));
        assertEquals("gcs://bucket_with_underscores/path", wizardAction.convertCrawlingPath("gcs://bucket_with_underscores/path"));
    }

    @Test
    public void test_convertCrawlingPath_s3_with_special_characters() {
        // S3 paths with special characters in object keys

        assertTrue(goAction.isFileSystemPath("gcs://bucket/"));
        assertTrue(goAction.isFileSystemPath("gcs://my-bucket-name/deep/nested/path/file.txt"));
        assertTrue(goAction.isFileSystemPath("gcs://bucket_with_underscores/file"));
    }

    @Test
    public void test_isFileSystemPath_http_protocol_not_file_system() {
        assertFalse(goAction.isFileSystemPath("http://example.com/path/file.txt"));

        assertTrue(protocolHelper.isValidFileProtocol("gcs://bucket-with-dashes/path"));
        assertTrue(protocolHelper.isValidFileProtocol("gcs://bucket_with_underscores/path"));
        assertTrue(protocolHelper.isValidFileProtocol("gcs://bucket/path/to/deep/nested/file.txt"));
        assertTrue(protocolHelper.isValidFileProtocol("gcs://bucket/path/ファイル.txt"));