wait for notification on adding video component

TNL-392

common/test/acceptance/pages/studio/video/video.py

@@ -9,6 +9,7 @@ from bok_choy.javascript import wait_for_js, js_defined
 from ....tests.helpers import YouTubeStubConfig
 from ...lms.video.video import VideoPage
 from selenium.webdriver.common.keys import Keys
+from ..utils import wait_for_notification
 
 
 CLASS_SELECTORS = {
@@ -132,7 +133,7 @@ class VideoComponentPage(VideoPage):
         """
         return self.q(css=CLASS_SELECTORS['video_controls']).visible
 
-    def click_button(self, button_name, index=0):
+    def click_button(self, button_name, index=0, require_notification=False):
         """
         Click on a button as specified by `button_name`
 
@@ -142,6 +143,8 @@ class VideoComponentPage(VideoPage):
 
         """
         self.q(css=BUTTON_SELECTORS[button_name]).nth(index).click()
+        if require_notification:
+            wait_for_notification(self)
         self.wait_for_ajax()
 
     @staticmethod
@@ -237,7 +240,7 @@ class VideoComponentPage(VideoPage):
         Create a Video Component by clicking on Video button and wait for rendering completion.
         """
         # Create video
-        self.click_button('create_video')
+        self.click_button('create_video', require_notification=True)
         self.wait_for_video_component_render()
 
     def xblocks(self):

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

@@ -4,7 +4,7 @@
 Acceptance tests for CMS Video Module.
 """
 from nose.plugins.attrib import attr
-from unittest import skipIf, skip
+from unittest import skipIf
 from ...pages.studio.auto_auth import AutoAuthPage
 from ...pages.studio.overview import CourseOutlinePage
 from ...pages.studio.video.video import VideoComponentPage
@@ -227,7 +227,6 @@ class CMSVideoTest(CMSVideoBaseTest):
 
         self.assertFalse(self.video.is_captions_visible())
 
-    @skip('TNL-392')
     def test_video_controls_shown_correctly(self):
         """
         Scenario: Video controls for all videos show correctly