Sort the grade cutoffs.

TNL-2848

lms/djangoapps/instructor/tests/views/test_instructor_dashboard.py

@@ -33,7 +33,9 @@ class TestInstructorDashboard(ModuleStoreTestCase, LoginEnrollmentTestCase):
         Set up tests
         """
         super(TestInstructorDashboard, self).setUp()
-        self.course = CourseFactory.create()
+        self.course = CourseFactory.create(
+            grading_policy={"GRADE_CUTOFFS": {"A": 0.75, "B": 0.63, "C": 0.57, "D": 0.5}}
+        )
 
         self.course_mode = CourseMode(course_id=self.course.id,
                                       mode_slug="honor",
@@ -234,3 +236,10 @@ class TestInstructorDashboard(ModuleStoreTestCase, LoginEnrollmentTestCase):
                 expected_result,
                 'CCX Coaches are able to create their own Custom Courses based on this course' in response.content
             )
+
+    def test_grade_cutoffs(self):
+        """
+        Verify that grade cutoffs are displayed in the correct order.
+        """
+        response = self.client.get(self.url)
+        self.assertIn('D: 0.5, C: 0.57, B: 0.63, A: 0.75', response.content)

lms/djangoapps/instructor/views/instructor_dashboard.py

@@ -349,8 +349,9 @@ def _section_course_info(course, access):
         section_data['detailed_gitlogs_url'] = reverse('gitlogs_detail', kwargs={'course_id': unicode(course_key)})
 
     try:
+        sorted_cutoffs = sorted(course.grade_cutoffs.items(), key=lambda i: i[1], reverse=True)
         advance = lambda memo, (letter, score): "{}: {}, ".format(letter, score) + memo
-        section_data['grade_cutoffs'] = reduce(advance, course.grade_cutoffs.items(), "")[:-2]
+        section_data['grade_cutoffs'] = reduce(advance, sorted_cutoffs, "")[:-2]
     except Exception:  # pylint: disable=broad-except
         section_data['grade_cutoffs'] = "Not Available"
     # section_data['offline_grades'] = offline_grades_available(course_key)