[yahoo] Add test and improve some content id regex

youtube_dl/extractor/yahoo.py

@@ -201,6 +201,19 @@ class YahooIE(InfoExtractor):
             },
             'skip': 'redirect to https://www.yahoo.com/music',
         },
+        {
+            # yahoo://article/
+            'url': 'https://www.yahoo.com/movies/video/true-story-trailer-173000497.html',
+            'info_dict': {
+                'id': '071c4013-ce30-3a93-a5b2-e0413cd4a9d1',
+                'ext': 'mp4',
+                'title': "'True Story' Trailer",
+                'description': 'True Story',
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
         {
             # ytwnews://cavideo/
             'url': 'https://tw.video.yahoo.com/movie-tw/單車天使-中文版預-092316541.html',
@@ -282,7 +295,7 @@ def _real_extract(self, url):
                     r'"first_videoid"\s*:\s*"([^"]+)"',
                     r'%s[^}]*"ccm_id"\s*:\s*"([^"]+)"' % re.escape(page_id),
                     r'<article[^>]data-uuid=["\']([^"\']+)',
-                    r'yahoo://article/view\?.*\buuid=([^&"\']+)',
+                    r'<meta[^<>]+yahoo://article/view\?.*\buuid=([^&"\']+)',
                     r'<meta[^<>]+["\']ytwnews://cavideo/(?:[^/]+/)+([\da-fA-F-]+)[&"\']',
                 ]
                 video_id = self._search_regex(