+ def test_format_selection_string_ops(self):
+ formats = [
+ {'format_id': 'abc-cba', 'ext': 'mp4', 'url': TEST_URL},
+ {'format_id': 'zxc-cxz', 'ext': 'webm', 'url': TEST_URL},
+ ]
+ info_dict = _make_result(formats)
+
+ # equals (=)
+ ydl = YDL({'format': '[format_id=abc-cba]'})
+ ydl.process_ie_result(info_dict.copy())
+ downloaded = ydl.downloaded_info_dicts[0]
+ self.assertEqual(downloaded['format_id'], 'abc-cba')
+
+ # does not equal (!=)
+ ydl = YDL({'format': '[format_id!=abc-cba]'})
+ ydl.process_ie_result(info_dict.copy())
+ downloaded = ydl.downloaded_info_dicts[0]
+ self.assertEqual(downloaded['format_id'], 'zxc-cxz')
+
+ ydl = YDL({'format': '[format_id!=abc-cba][format_id!=zxc-cxz]'})
+ self.assertRaises(ExtractorError, ydl.process_ie_result, info_dict.copy())
+
+ # starts with (^=)
+ ydl = YDL({'format': '[format_id^=abc]'})
+ ydl.process_ie_result(info_dict.copy())
+ downloaded = ydl.downloaded_info_dicts[0]
+ self.assertEqual(downloaded['format_id'], 'abc-cba')
+
+ # does not start with (!^=)
+ ydl = YDL({'format': '[format_id!^=abc]'})
+ ydl.process_ie_result(info_dict.copy())
+ downloaded = ydl.downloaded_info_dicts[0]
+ self.assertEqual(downloaded['format_id'], 'zxc-cxz')
+
+ ydl = YDL({'format': '[format_id!^=abc][format_id!^=zxc]'})
+ self.assertRaises(ExtractorError, ydl.process_ie_result, info_dict.copy())
+
+ # ends with ($=)
+ ydl = YDL({'format': '[format_id$=cba]'})
+ ydl.process_ie_result(info_dict.copy())
+ downloaded = ydl.downloaded_info_dicts[0]
+ self.assertEqual(downloaded['format_id'], 'abc-cba')
+
+ # does not end with (!$=)
+ ydl = YDL({'format': '[format_id!$=cba]'})
+ ydl.process_ie_result(info_dict.copy())
+ downloaded = ydl.downloaded_info_dicts[0]
+ self.assertEqual(downloaded['format_id'], 'zxc-cxz')
+
+ ydl = YDL({'format': '[format_id!$=cba][format_id!$=cxz]'})
+ self.assertRaises(ExtractorError, ydl.process_ie_result, info_dict.copy())
+
+ # contains (*=)
+ ydl = YDL({'format': '[format_id*=bc-cb]'})
+ ydl.process_ie_result(info_dict.copy())
+ downloaded = ydl.downloaded_info_dicts[0]
+ self.assertEqual(downloaded['format_id'], 'abc-cba')
+
+ # does not contain (!*=)
+ ydl = YDL({'format': '[format_id!*=bc-cb]'})
+ ydl.process_ie_result(info_dict.copy())
+ downloaded = ydl.downloaded_info_dicts[0]
+ self.assertEqual(downloaded['format_id'], 'zxc-cxz')
+
+ ydl = YDL({'format': '[format_id!*=abc][format_id!*=zxc]'})
+ self.assertRaises(ExtractorError, ydl.process_ie_result, info_dict.copy())
+
+ ydl = YDL({'format': '[format_id!*=-]'})
+ self.assertRaises(ExtractorError, ydl.process_ie_result, info_dict.copy())
+