-fix TNL-3556 Instructor tool "View as Specific Student" doesn't work on the course updates page.

-Added test for TNL-3556.

lms/djangoapps/courseware/tests/test_courses.py

@@ -277,7 +277,7 @@ class CoursesRenderTest(ModuleStoreTestCase):
 
     def test_get_course_info_section_render(self):
         # Test render works okay
-        course_info = get_course_info_section(self.request, self.course, 'handouts')
+        course_info = get_course_info_section(self.request, self.request.user, self.course, 'handouts')
         self.assertEqual(course_info, u"<a href='/c4x/edX/toy/asset/handouts_sample_handout.txt'>Sample</a>")
 
         # Test when render raises an exception
@@ -285,7 +285,7 @@ class CoursesRenderTest(ModuleStoreTestCase):
             mock_module_render.return_value = mock.MagicMock(
                 render=mock.Mock(side_effect=Exception('Render failed!'))
             )
-            course_info = get_course_info_section(self.request, self.course, 'handouts')
+            course_info = get_course_info_section(self.request, self.request.user, self.course, 'handouts')
             self.assertIn("this module is temporarily unavailable", course_info)
 
     def test_get_course_about_section_render(self):
@@ -315,7 +315,7 @@ class XmlCoursesRenderTest(ModuleStoreTestCase):
         request = get_request_for_user(UserFactory.create())
 
         # Test render works okay. Note the href is different in XML courses.
-        course_info = get_course_info_section(request, course, 'handouts')
+        course_info = get_course_info_section(request, request.user, course, 'handouts')
         self.assertEqual(course_info, "<a href='/static/toy/handouts/sample_handout.txt'>Sample</a>")
 
         # Test when render raises an exception
@@ -323,7 +323,7 @@ class XmlCoursesRenderTest(ModuleStoreTestCase):
             mock_module_render.return_value = mock.MagicMock(
                 render=mock.Mock(side_effect=Exception('Render failed!'))
             )
-            course_info = get_course_info_section(request, course, 'handouts')
+            course_info = get_course_info_section(request, request.user, course, 'handouts')
             self.assertIn("this module is temporarily unavailable", course_info)
 
 

lms/djangoapps/courseware/tests/test_masquerade.py

@@ -41,6 +41,11 @@ class MasqueradeTestCase(ModuleStoreTestCase, LoginEnrollmentTestCase):
         # working properly, we must use start dates and set a start date in the past (otherwise the access
         # checks exist prematurely).
         self.course = CourseFactory.create(number='masquerade-test', metadata={'start': datetime.now(UTC())})
+        # Creates info page and puts random data in it for specific student info page test
+        self.info_page = ItemFactory.create(
+            category="course_info", parent_location=self.course.location,
+            data="OOGIE BLOOGIE", display_name="updates"
+        )
         self.chapter = ItemFactory.create(
             parent_location=self.course.location,
             category="chapter",
@@ -89,6 +94,18 @@ class MasqueradeTestCase(ModuleStoreTestCase, LoginEnrollmentTestCase):
         )
         return self.client.get(url)
 
+    def get_course_info_page(self):
+        """
+        Returns the server response for course info page.
+        """
+        url = reverse(
+            'info',
+            kwargs={
+                'course_id': unicode(self.course.id),
+            }
+        )
+        return self.client.get(url)
+
     def _create_mock_json_request(self, user, body, method='POST', session=None):
         """
         Returns a mock JSON request for the specified user
@@ -298,6 +315,24 @@ class TestStaffMasqueradeAsSpecificStudent(StaffMasqueradeTestCase, ProblemSubmi
         self.login_student()
         self.assertEqual(self.get_progress_detail(), u'2/2')
 
+    @patch.dict('django.conf.settings.FEATURES', {'DISABLE_START_DATES': False})
+    def test_masquerade_as_specific_student_course_info(self):
+        """
+        Test masquerading as a specific user for course info page.
+
+        We login with login_staff and check course info page content if it's working and then we
+        set masquerade to view same page as a specific student and test if it's working or not.
+        """
+        # Log in as staff, and check we can see the info page.
+        self.login_staff()
+        content = self.get_course_info_page().content
+        self.assertIn("OOGIE BLOOGIE", content)
+
+        # Masquerade as the student, and check we can see the info page.
+        self.update_masquerade(role='student', user_name=self.student_user.username)
+        content = self.get_course_info_page().content
+        self.assertIn("OOGIE BLOOGIE", content)
+
 
 @attr('shard_1')
 class TestGetMasqueradingGroupId(StaffMasqueradeTestCase):

lms/djangoapps/courseware/tests/test_module_render.py

@@ -1152,7 +1152,7 @@ class TestHtmlModifiers(ModuleStoreTestCase):
 
     def test_get_course_info_section(self):
         self.course.static_asset_path = "toy_course_dir"
-        get_course_info_section(self.request, self.course, "handouts")
+        get_course_info_section(self.request, self.request.user, self.course, "handouts")
         # NOTE: check handouts output...right now test course seems to have no such content
         # at least this makes sure get_course_info_section returns without exception