+#!/usr/bin/env python
+# coding: utf-8
+
+import json
+import os
+import sys
+import unittest
+
+# Allow direct execution
+sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+
+import youtube_dl.FileDownloader
+import youtube_dl.InfoExtractors
+from youtube_dl.utils import *
+
+PARAMETERS_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)), "parameters.json")
+
+# General configuration (from __init__, not very elegant...)
+jar = compat_cookiejar.CookieJar()
+cookie_processor = compat_urllib_request.HTTPCookieProcessor(jar)
+proxy_handler = compat_urllib_request.ProxyHandler()
+opener = compat_urllib_request.build_opener(proxy_handler, cookie_processor, YoutubeDLHandler())
+compat_urllib_request.install_opener(opener)
+
+class FileDownloader(youtube_dl.FileDownloader):
+ def __init__(self, *args, **kwargs):
+ youtube_dl.FileDownloader.__init__(self, *args, **kwargs)
+ self.to_stderr = self.to_screen
+
+with io.open(PARAMETERS_FILE, encoding='utf-8') as pf:
+ params = json.load(pf)
+params['writeinfojson'] = True
+params['skip_download'] = True
+params['writedescription'] = True
+
+TEST_ID = 'BaW_jenozKc'
+INFO_JSON_FILE = TEST_ID + '.mp4.info.json'
+DESCRIPTION_FILE = TEST_ID + '.mp4.description'
+EXPECTED_DESCRIPTION = u'''test chars: "'/\ä↭𝕐
+
+This is a test video for youtube-dl.
+
+For more information, contact phihag@phihag.de .'''
+
+class TestInfoJSON(unittest.TestCase):
+ def setUp(self):
+ # Clear old files
+ self.tearDown()
+
+ def test_info_json(self):
+ ie = youtube_dl.InfoExtractors.YoutubeIE()
+ fd = FileDownloader(params)
+ fd.add_info_extractor(ie)
+ fd.download([TEST_ID])
+ self.assertTrue(os.path.exists(INFO_JSON_FILE))
+ with io.open(INFO_JSON_FILE, 'r', encoding='utf-8') as jsonf:
+ jd = json.load(jsonf)
+ self.assertEqual(jd['upload_date'], u'20121002')
+ self.assertEqual(jd['description'], EXPECTED_DESCRIPTION)
+ self.assertEqual(jd['id'], TEST_ID)
+ self.assertEqual(jd['extractor'], 'youtube')
+ self.assertEqual(jd['title'], u'''youtube-dl test video "'/\ä↭𝕐''')
+ self.assertEqual(jd['uploader'], 'Philipp Hagemeister')
+
+ self.assertTrue(os.path.exists(DESCRIPTION_FILE))
+ with io.open(DESCRIPTION_FILE, 'r', encoding='utf-8') as descf:
+ descr = descf.read()
+ self.assertEqual(descr, EXPECTED_DESCRIPTION)
+
+ def tearDown(self):
+ if os.path.exists(INFO_JSON_FILE):
+ os.remove(INFO_JSON_FILE)
+ if os.path.exists(DESCRIPTION_FILE):
+ os.remove(DESCRIPTION_FILE)
+
+if __name__ == '__main__':
+ unittest.main()