Merge branch 'master' of https://github.com/rg3/youtube-dl
[youtube-dl] / test / test_download.py
index 987f53ecb08dfc87a7c932a23fc32624518ac75b..40d596fdf1cf2e4b596917f28ecf431ef024014a 100644 (file)
-#!/usr/bin/env python2
-import unittest
+#!/usr/bin/env python
+
+import errno
 import hashlib
+import io
 import os
+import json
+import unittest
+import sys
+import hashlib
+import socket
+
+# 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 *
+
+DEF_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'tests.json')
+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)
+
+def _try_rm(filename):
+    """ Remove a file if it exists """
+    try:
+        os.remove(filename)
+    except OSError as ose:
+        if ose.errno != errno.ENOENT:
+            raise
+
+class FileDownloader(youtube_dl.FileDownloader):
+    def __init__(self, *args, **kwargs):
+        self.to_stderr = self.to_screen
+        self.processed_info_dicts = []
+        return youtube_dl.FileDownloader.__init__(self, *args, **kwargs)
+    def process_info(self, info_dict):
+        self.processed_info_dicts.append(info_dict)
+        return youtube_dl.FileDownloader.process_info(self, info_dict)
+
+def _file_md5(fn):
+    with open(fn, 'rb') as f:
+        return hashlib.md5(f.read()).hexdigest()
+
+with io.open(DEF_FILE, encoding='utf-8') as deff:
+    defs = json.load(deff)
+with io.open(PARAMETERS_FILE, encoding='utf-8') as pf:
+    parameters = json.load(pf)
+
+
+class TestDownload(unittest.TestCase):
+    def setUp(self):
+        self.parameters = parameters
+        self.defs = defs
+
+### Dynamically generate tests
+def generator(test_case):
+
+    def test_template(self):
+        ie = getattr(youtube_dl.InfoExtractors, test_case['name'] + 'IE')
+        if not ie._WORKING:
+            print('Skipping: IE marked as not _WORKING')
+            return
+        if 'playlist' not in test_case and not test_case['file']:
+            print('Skipping: No output file specified')
+            return
+        if 'skip' in test_case:
+            print('Skipping: {0}'.format(test_case['skip']))
+            return
+
+        params = self.parameters.copy()
+        params.update(test_case.get('params', {}))
+
+        fd = FileDownloader(params)
+        fd.add_info_extractor(ie())
+        for ien in test_case.get('add_ie', []):
+            fd.add_info_extractor(getattr(youtube_dl.InfoExtractors, ien + 'IE')())
+
+        test_cases = test_case.get('playlist', [test_case])
+        for tc in test_cases:
+            _try_rm(tc['file'])
+            _try_rm(tc['file'] + '.part')
+            _try_rm(tc['file'] + '.info.json')
+        try:
+            fd.download([test_case['url']])
+
+            for tc in test_cases:
+                if not test_case.get('params', {}).get('skip_download', False):
+                    self.assertTrue(os.path.exists(tc['file']))
+                self.assertTrue(os.path.exists(tc['file'] + '.info.json'))
+                if 'md5' in tc:
+                    md5_for_file = _file_md5(tc['file'])
+                    self.assertEqual(md5_for_file, tc['md5'])
+                with io.open(tc['file'] + '.info.json', encoding='utf-8') as infof:
+                    info_dict = json.load(infof)
+                for (info_field, value) in tc.get('info_dict', {}).items():
+                    if value.startswith('md5:'):
+                        md5_info_value = hashlib.md5(info_dict.get(info_field, '')).hexdigest()
+                        self.assertEqual(value[3:], md5_info_value)
+                    else:
+                        self.assertEqual(value, info_dict.get(info_field))
+        finally:
+            for tc in test_cases:
+                _try_rm(tc['file'])
+                _try_rm(tc['file'] + '.part')
+                _try_rm(tc['file'] + '.info.json')
+
+    return test_template
+
+### And add them to TestDownload
+for test_case in defs:
+    test_method = generator(test_case)
+    test_method.__name__ = "test_{0}".format(test_case["name"])
+    setattr(TestDownload, test_method.__name__, test_method)
+    del test_method
+
 
-from youtube_dl.FileDownloader import FileDownloader
-from youtube_dl.InfoExtractors  import YoutubeIE
-
-class DownloadTest(unittest.TestCase):
-    #calculated with the md5sum utility
-    #md5sum (GNU coreutils) 8.19
-    YOUTUBE_MD5 = "8547978241cb87dd6782b10b8e90acc3"
-    YOUTUBE_URL = "http://www.youtube.com/watch?v=BaW_jenozKc"
-    YOUTUBE_FILE = "BaW_jenozKc.flv"
-
-    def test_youtube(self):
-        #let's download a file from youtube
-        global YOUTUBE_URL
-        fd = FileDownloader({})
-        fd.add_info_extractor(YoutubeIE())
-        fd.download([DownloadTest.YOUTUBE_URL])
-        self.assertTrue(os.path.exists(DownloadTest.YOUTUBE_FILE))
-        md5_down_file = md5_for_file(DownloadTest.YOUTUBE_FILE)
-        self.assertEqual(md5_down_file, DownloadTest.YOUTUBE_MD5)
-
-    def cleanUp(self):
-        if os.path.exists(DownloadTest.YOUTUBE_FILE):
-            os.remove(DownloadTest.YOUTUBE_FILE)
-
-def md5_for_file(f, block_size=2**20):
-    md5 = hashlib.md5()
-    while True:
-        data = f.read(block_size)
-        if not data:
-            break
-        md5.update(data)
-        return md5.digest()
+if __name__ == '__main__':
+    unittest.main()