]> Raphaƫl G. Git Repositories - youtubedl/blobdiff - test/test_download.py
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[youtubedl] / test / test_download.py
index 12cfb5cbe49dde5468b8b773f85cfbbb331d8eb8..ebe820dfc1990e4df6758795345375375402900b 100644 (file)
@@ -40,36 +40,60 @@ from youtube_dl.extractor import get_info_extractor
 
 RETRIES = 3
 
+
 class YoutubeDL(youtube_dl.YoutubeDL):
     def __init__(self, *args, **kwargs):
         self.to_stderr = self.to_screen
         self.processed_info_dicts = []
         super(YoutubeDL, self).__init__(*args, **kwargs)
+
     def report_warning(self, message):
         # Don't accept warnings during tests
         raise ExtractorError(message)
+
     def process_info(self, info_dict):
         self.processed_info_dicts.append(info_dict)
         return super(YoutubeDL, self).process_info(info_dict)
 
+
 def _file_md5(fn):
     with open(fn, 'rb') as f:
         return hashlib.md5(f.read()).hexdigest()
 
+
 defs = gettestcases()
 
 
 class TestDownload(unittest.TestCase):
+    # Parallel testing in nosetests. See
+    # http://nose.readthedocs.org/en/latest/doc_tests/test_multiprocess/multiprocess.html
+    _multiprocess_shared_ = True
+
     maxDiff = None
+
+    def __str__(self):
+        """Identify each test with the `add_ie` attribute, if available."""
+
+        def strclass(cls):
+            """From 2.7's unittest; 2.6 had _strclass so we can't import it."""
+            return '%s.%s' % (cls.__module__, cls.__name__)
+
+        add_ie = getattr(self, self._testMethodName).add_ie
+        return '%s (%s)%s:' % (self._testMethodName,
+                               strclass(self.__class__),
+                               ' [%s]' % add_ie if add_ie else '')
+
     def setUp(self):
         self.defs = defs
 
-### Dynamically generate tests
-def generator(test_case):
+# Dynamically generate tests
+
+
+def generator(test_case, tname):
 
     def test_template(self):
-        ie = youtube_dl.extractor.get_info_extractor(test_case['name'])
-        other_ies = [get_info_extractor(ie_key) for ie_key in test_case.get('add_ie', [])]
+        ie = youtube_dl.extractor.get_info_extractor(test_case['name'])()
+        other_ies = [get_info_extractor(ie_key)() for ie_key in test_case.get('add_ie', [])]
         is_playlist = any(k.startswith('playlist') for k in test_case)
         test_cases = test_case.get(
             'playlist', [] if is_playlist else [test_case])
@@ -82,7 +106,7 @@ def generator(test_case):
 
         for tc in test_cases:
             info_dict = tc.get('info_dict', {})
-            if not tc.get('file') and not (info_dict.get('id') and info_dict.get('ext')):
+            if not (info_dict.get('id') and info_dict.get('ext')):
                 raise Exception('Test definition incorrect. The output file cannot be known. Are both \'id\' and \'ext\' keys present?')
 
         if 'skip' in test_case:
@@ -90,17 +114,19 @@ def generator(test_case):
             return
         for other_ie in other_ies:
             if not other_ie.working():
-                print_skipping(u'test depends on %sIE, marked as not WORKING' % other_ie.ie_key())
+                print_skipping('test depends on %sIE, marked as not WORKING' % other_ie.ie_key())
                 return
 
         params = get_params(test_case.get('params', {}))
+        params['outtmpl'] = tname + '_' + params['outtmpl']
         if is_playlist and 'playlist' not in test_case:
-            params.setdefault('extract_flat', True)
+            params.setdefault('extract_flat', 'in_playlist')
             params.setdefault('skip_download', True)
 
         ydl = YoutubeDL(params, auto_init=False)
         ydl.add_default_info_extractors()
         finished_hook_called = set()
+
         def _hook(status):
             if status['status'] == 'finished':
                 finished_hook_called.add(status['filename'])
@@ -108,9 +134,10 @@ def generator(test_case):
         expect_warnings(ydl, test_case.get('expected_warnings', []))
 
         def get_tc_filename(tc):
-            return tc.get('file') or ydl.prepare_filename(tc.get('info_dict', {}))
+            return ydl.prepare_filename(tc.get('info_dict', {}))
 
         res_dict = None
+
         def try_rm_tcs_files(tcs=None):
             if tcs is None:
                 tcs = test_cases
@@ -124,17 +151,19 @@ def generator(test_case):
             try_num = 1
             while True:
                 try:
-                    # We're not using .download here sine that is just a shim
+                    # We're not using .download here since that is just a shim
                     # for outside error handling, and returns the exit code
                     # instead of the result dict.
-                    res_dict = ydl.extract_info(test_case['url'])
+                    res_dict = ydl.extract_info(
+                        test_case['url'],
+                        force_generic_extractor=params.get('force_generic_extractor', False))
                 except (DownloadError, ExtractorError) as err:
                     # Check if the exception is not a network related one
                     if not err.exc_info[0] in (compat_urllib_error.URLError, socket.timeout, UnavailableVideoError, compat_http_client.BadStatusLine) or (err.exc_info[0] == compat_HTTPError and err.exc_info[1].code == 503):
                         raise
 
                     if try_num == RETRIES:
-                        report_warning(u'Failed due to network errors, skipping...')
+                        report_warning('%s failed due to network errors, skipping...' % tname)
                         return
 
                     print('Retrying: {0} failed tries\n\n##########\n\n'.format(try_num))
@@ -144,9 +173,9 @@ def generator(test_case):
                     break
 
             if is_playlist:
-                self.assertEqual(res_dict['_type'], 'playlist')
+                self.assertTrue(res_dict['_type'] in ['playlist', 'multi_video'])
                 self.assertTrue('entries' in res_dict)
-                expect_info_dict(self, test_case.get('info_dict', {}), res_dict)
+                expect_info_dict(self, res_dict, test_case.get('info_dict', {}))
 
             if 'playlist_mincount' in test_case:
                 assertGreaterEqual(
@@ -170,7 +199,16 @@ def generator(test_case):
                 self.assertEqual(
                     test_case['playlist_duration_sum'], got_duration)
 
-            for tc in test_cases:
+            # Generalize both playlists and single videos to unified format for
+            # simplicity
+            if 'entries' not in res_dict:
+                res_dict['entries'] = [res_dict]
+
+            for tc_num, tc in enumerate(test_cases):
+                tc_res_dict = res_dict['entries'][tc_num]
+                # First, check test cases' data against extracted data alone
+                expect_info_dict(self, tc_res_dict, tc.get('info_dict', {}))
+                # Now, check downloaded file consistency
                 tc_filename = get_tc_filename(tc)
                 if not test_case.get('params', {}).get('skip_download', False):
                     self.assertTrue(os.path.exists(tc_filename), msg='Missing file ' + tc_filename)
@@ -187,15 +225,16 @@ def generator(test_case):
                                 format_bytes(got_fsize)))
                     if 'md5' in tc:
                         md5_for_file = _file_md5(tc_filename)
-                        self.assertEqual(md5_for_file, tc['md5'])
+                        self.assertEqual(tc['md5'], md5_for_file)
+                # Finally, check test cases' data again but this time against
+                # extracted data from info JSON file written during processing
                 info_json_fn = os.path.splitext(tc_filename)[0] + '.info.json'
                 self.assertTrue(
                     os.path.exists(info_json_fn),
                     'Missing info file %s' % info_json_fn)
                 with io.open(info_json_fn, encoding='utf-8') as infof:
                     info_dict = json.load(infof)
-
-                expect_info_dict(self, tc.get('info_dict', {}), info_dict)
+                expect_info_dict(self, info_dict, tc.get('info_dict', {}))
         finally:
             try_rm_tcs_files()
             if is_playlist and res_dict is not None and res_dict.get('entries'):
@@ -206,15 +245,18 @@ def generator(test_case):
 
     return test_template
 
-### And add them to TestDownload
+
+# And add them to TestDownload
 for n, test_case in enumerate(defs):
-    test_method = generator(test_case)
     tname = 'test_' + str(test_case['name'])
     i = 1
     while hasattr(TestDownload, tname):
         tname = 'test_%s_%d' % (test_case['name'], i)
         i += 1
+    test_method = generator(test_case, tname)
     test_method.__name__ = str(tname)
+    ie_list = test_case.get('add_ie')
+    test_method.add_ie = ie_list and ','.join(ie_list)
     setattr(TestDownload, test_method.__name__, test_method)
     del test_method