Add Simplified and Traditional Chinese as Transcript language options

TNL-1740

common/test/acceptance/tests/video/test_studio_video_editor.py

@@ -509,3 +509,46 @@ class VideoEditorTest(CMSVideoBaseTest):
         self.assertTrue(self.video.is_captions_visible())
         unicode_text = "莎拉·佩林 (Sarah Palin)".decode('utf-8')
         self.assertIn(unicode_text, self.video.captions_lines())
+
+    def test_simplified_and_traditional_chinese_transcripts_uploading(self):
+        """
+        Scenario: Translations uploading works correctly
+
+        Given I have created a Video component
+        And I edit the component
+        And I open tab "Advanced"
+        And I upload transcript file "simplified_chinese.srt" for "zh_HANS" language code
+        And I save changes
+        Then when I view the video it does show the captions
+        And I see "在线学习是革" text in the captions
+
+        And I edit the component
+        And I open tab "Advanced"
+        And I upload transcript file "traditional_chinese.srt" for "zh_HANT" language code
+        And I save changes
+        Then when I view the video it does show the captions
+        And I see "在線學習是革" text in the captions
+
+        And video subtitle menu has 'zh_HANS', 'zh_HANT' translations for 'Simplified Chinese'
+        and 'Traditional Chinese' respectively
+        """
+        self._create_video_component()
+
+        langs_info = [
+            ('zh_HANS', 'simplified_chinese.srt', '在线学习是革'),
+            ('zh_HANT', 'traditional_chinese.srt', '在線學習是革')
+        ]
+
+        for lang_code, lang_file, lang_text in langs_info:
+            self.edit_component()
+            self.open_advanced_tab()
+            self.video.upload_translation(lang_file, lang_code)
+            self.save_unit_settings()
+            self.assertTrue(self.video.is_captions_visible())
+            # If there is only one language then there will be no subtitle/captions menu
+            if lang_code == 'zh_HANT':
+                self.video.select_language(lang_code)
+            unicode_text = lang_text.decode('utf-8')
+            self.assertIn(unicode_text, self.video.captions_text)
+
+        self.assertEqual(self.video.caption_languages, {'zh_HANS': 'Simplified Chinese', 'zh_HANT': 'Traditional Chinese'})

common/test/acceptance/tests/video/test_video_module.py

@@ -679,6 +679,36 @@ class YouTubeVideoTest(VideoBaseTest):
 
         self.assertGreaterEqual(self.video.seconds, 10)
 
+    def test_simplified_and_traditional_chinese_transcripts(self):
+        """
+        Scenario: Simplified and Traditional Chinese transcripts work as expected in Youtube mode
+
+        Given the course has a Video component in "Youtube" mode
+        And I have defined a Simplified Chinese transcript for the video
+        And I have defined a Traditional Chinese transcript for the video
+        Then I see the correct subtitle language options in cc menu
+        Then I see the correct text in the captions for Simplified and Traditional Chinese transcripts
+        And I can download the transcripts for Simplified and Traditional Chinese
+        And video subtitle menu has 'zh_HANS', 'zh_HANT' translations for 'Simplified Chinese'
+        and 'Traditional Chinese' respectively
+        """
+        data = {
+            'download_track': True,
+            'transcripts': {'zh_HANS': 'simplified_chinese.srt', 'zh_HANT': 'traditional_chinese.srt'}
+        }
+        self.metadata = self.metadata_for_mode('youtube', data)
+        self.assets.extend(['simplified_chinese.srt', 'traditional_chinese.srt'])
+        self.navigate_to_video()
+
+        langs = {'zh_HANS': '在线学习是革', 'zh_HANT': '在線學習是革'}
+        for lang_code, text in langs.items():
+            self.assertTrue(self.video.select_language(lang_code))
+            unicode_text = text.decode('utf-8')
+            self.assertIn(unicode_text, self.video.captions_text)
+            self.assertTrue(self.video.downloaded_transcript_contains_text('srt', unicode_text))
+
+        self.assertEqual(self.video.caption_languages, {'zh_HANS': 'Simplified Chinese', 'zh_HANT': 'Traditional Chinese'})
+
 
 class YouTubeHtml5VideoTest(VideoBaseTest):
     """ Test YouTube HTML5 Video Player """

common/test/data/uploads/simplified_chinese.srt

+0
+00:00:00,260 --> 00:00:01,510
+ANANT AGARWAL：欢迎EDX
+
+1
+00:00:01,510 --> 00:00:04,480
+我阿南特阿加瓦尔，我EDX的总裁，
+
+2
+00:00:04,480 --> 00:00:07,430
+我也是电气工程和计算机科学教授
+
+3
+00:00:07,430 --> 00:00:08,400
+在麻省理工学院
+
+4
+00:00:08,400 --> 00:00:11,120
+在线学习是革命性的世界
+
+5
+00:00:11,120 --> 00:00:14,290
+教育永远不会再是相同的，和EDX
+
+6
+00:00:14,290 --> 00:00:16,650
+在这个革命的前沿
\ No newline at end of file

common/test/data/uploads/traditional_chinese.srt

+0
+00:00:00,260 --> 00:00:01,510
+ANANT AGARWAL：歡迎EDX
+
+1
+00:00:01,510 --> 00:00:04,480
+我阿南特阿加瓦爾，我EDX總裁
+
+2
+00:00:04,480 --> 00:00:07,430
+我也是電氣工程和計算機科學教授
+
+3
+00:00:07,430 --> 00:00:08,400
+在麻省理工學院
+
+4
+00:00:08,400 --> 00:00:11,120
+在線學習是革命性的世界
+
+5
+00:00:11,120 --> 00:00:14,290
+教育永遠不會再是相同的，和EDX
+
+6
+00:00:14,290 --> 00:00:16,650
+在這個革命的前沿
\ No newline at end of file

lms/envs/common.py

@@ -1939,6 +1939,8 @@ ALL_LANGUAGES = (
     [u"ch", u"Chamorro"],
     [u"ce", u"Chechen"],
     [u"zh", u"Chinese"],
+    [u"zh_HANS", u"Simplified Chinese"],
+    [u"zh_HANT", u"Traditional Chinese"],
     [u"cu", u"Church Slavic"],
     [u"cv", u"Chuvash"],
     [u"kw", u"Cornish"],