Sorting data chronologically

This will better serve the needs of the dashboard.

analytics_data_api/v0/models.py

@@ -42,7 +42,7 @@ class BaseCourseEnrollment(models.Model):
 class CourseEnrollmentDaily(BaseCourseEnrollment):
     class Meta(BaseCourseEnrollment.Meta):
         db_table = 'course_enrollment_daily'
-        ordering = ('-date', 'course')
+        ordering = ('date', 'course')
         unique_together = [('course', 'date',)]
 
 
@@ -51,7 +51,7 @@ class CourseEnrollmentByBirthYear(BaseCourseEnrollment):
 
     class Meta(BaseCourseEnrollment.Meta):
         db_table = 'course_enrollment_birth_year'
-        ordering = ('-date', 'birth_year', 'course')
+        ordering = ('date', 'course', 'birth_year')
         unique_together = [('course', 'date', 'birth_year')]
 
 
@@ -71,7 +71,7 @@ class CourseEnrollmentByEducation(BaseCourseEnrollment):
 
     class Meta(BaseCourseEnrollment.Meta):
         db_table = 'course_enrollment_education_level'
-        ordering = ('-date', 'education_level', 'course')
+        ordering = ('date', 'course', 'education_level')
         unique_together = [('course', 'date', 'education_level')]
 
 
@@ -80,7 +80,7 @@ class CourseEnrollmentByGender(BaseCourseEnrollment):
 
     class Meta(BaseCourseEnrollment.Meta):
         db_table = 'course_enrollment_gender'
-        ordering = ('-date', 'gender', 'course')
+        ordering = ('date', 'course', 'gender')
         unique_together = [('course', 'date', 'gender')]
 
 
@@ -120,5 +120,5 @@ class CourseEnrollmentByCountry(BaseCourseEnrollment):
 
     class Meta(BaseCourseEnrollment.Meta):
         db_table = 'course_enrollment_location'
-        ordering = ('-date', 'country', 'course')
+        ordering = ('date', 'course', 'country')
         unique_together = [('course', 'date', 'country')]

analytics_data_api/v0/tests/test_views.py

@@ -84,6 +84,7 @@ class CourseActivityLastWeekTest(TestCaseWithAuthentication):
 class CourseEnrollmentViewTestCase(object):
     model = None
     path = None
+    order_by = []
 
     def _get_non_existent_course_id(self):
         course_id = random.randint(100, 9999)
@@ -108,8 +109,8 @@ class CourseEnrollmentViewTestCase(object):
         response = self.authenticated_get('/api/v0/courses/%s%s' % (self.course.course_id, self.path,))
         self.assertEquals(response.status_code, 200)
 
-        # Validate the actual data
-        expected = self.get_expected_response(*self.model.objects.filter(date=self.date))
+        # Validate the data is correct and sorted chronologically
+        expected = self.get_expected_response(*self.model.objects.filter(date=self.date).order_by('date', *self.order_by))  # pylint: disable=line-too-long
         self.assertEquals(response.data, expected)
 
     def test_get_csv(self):
@@ -167,6 +168,7 @@ class CourseEnrollmentViewTestCase(object):
 class CourseEnrollmentByBirthYearViewTests(TestCaseWithAuthentication, CourseEnrollmentViewTestCase):
     path = '/enrollment/birth_year'
     model = models.CourseEnrollmentByBirthYear
+    order_by = ['birth_year']
 
     @classmethod
     def setUpClass(cls):
@@ -197,6 +199,7 @@ class CourseEnrollmentByBirthYearViewTests(TestCaseWithAuthentication, CourseEnr
 class CourseEnrollmentByEducationViewTests(TestCaseWithAuthentication, CourseEnrollmentViewTestCase):
     path = '/enrollment/education/'
     model = models.CourseEnrollmentByEducation
+    order_by = ['education_level']
 
     @classmethod
     def setUpClass(cls):
@@ -219,6 +222,7 @@ class CourseEnrollmentByEducationViewTests(TestCaseWithAuthentication, CourseEnr
 class CourseEnrollmentByGenderViewTests(TestCaseWithAuthentication, CourseEnrollmentViewTestCase):
     path = '/enrollment/gender/'
     model = models.CourseEnrollmentByGender
+    order_by = ['gender']
 
     @classmethod
     def setUpClass(cls):

analytics_data_api/v0/views/courses.py

@@ -91,6 +91,8 @@ class CourseEnrollmentByBirthYearView(BaseCourseEnrollmentView):
 
     If no start or end dates are passed, the data for the latest date is returned. All dates should are in the UTC zone.
 
+    Data is sorted chronologically (earliest to latest).
+
     Date format: YYYY-mm-dd (e.g. 2014-01-31)
 
     start_date --   Date after which all data should be returned (inclusive)
@@ -109,6 +111,8 @@ class CourseEnrollmentByEducationView(BaseCourseEnrollmentView):
 
     If no start or end dates are passed, the data for the latest date is returned. All dates should are in the UTC zone.
 
+    Data is sorted chronologically (earliest to latest).
+
     Date format: YYYY-mm-dd (e.g. 2014-01-31)
 
     start_date --   Date after which all data should be returned (inclusive)
@@ -131,6 +135,8 @@ class CourseEnrollmentByGenderView(BaseCourseEnrollmentView):
 
     If no start or end dates are passed, the data for the latest date is returned. All dates should are in the UTC zone.
 
+    Data is sorted chronologically (earliest to latest).
+
     Date format: YYYY-mm-dd (e.g. 2014-01-31)
 
     start_date --   Date after which all data should be returned (inclusive)
@@ -146,6 +152,8 @@ class CourseEnrollmentView(BaseCourseEnrollmentView):
 
     If no start or end dates are passed, the data for the latest date is returned. All dates should are in the UTC zone.
 
+    Data is sorted chronologically (earliest to latest).
+
     Date format: YYYY-mm-dd (e.g. 2014-01-31)
 
     start_date --   Date after which all data should be returned (inclusive)
@@ -168,6 +176,8 @@ class CourseEnrollmentByLocationView(BaseCourseEnrollmentView):
 
     If no start or end dates are passed, the data for the latest date is returned. All dates should are in the UTC zone.
 
+    Data is sorted chronologically (earliest to latest).
+
     Date format: YYYY-mm-dd (e.g. 2014-01-31)
 
     start_date --   Date after which all data should be returned (inclusive)