add email to segment traits

common/djangoapps/student/models.py

@@ -1495,6 +1495,10 @@ class CourseEnrollment(models.Model):
             segment_traits = dict(segment_properties)
             # Add course_title to the traits, as it is used by Hubspot filters
             segment_traits['course_title'] = self.course_overview.display_name if self.course_overview else None
+            # Hubspot requires all incoming events have an email address to link it
+            # to a Contact object.
+            segment_traits['email'] = self.user.email
+
             if event_name == EVENT_NAME_ENROLLMENT_ACTIVATED:
                 segment_properties['email'] = self.user.email
                 # This next property is for an experiment, see method's comments for more information

common/djangoapps/student/tests/test_enrollment.py

@@ -174,6 +174,7 @@ class EnrollmentTest(UrlResetMixin, SharedModuleStoreTestCase):
         traits = mock_segment.track.call_args[1]['traits']
         assert traits['course_title'] == self.course.display_name
         assert traits['mode'] == 'audit'
+        assert traits['email'] == self.EMAIL
 
         with patch('common.djangoapps.student.models.segment') as mock_segment:
             enrollment.update_enrollment(mode='verified')
@@ -182,6 +183,7 @@ class EnrollmentTest(UrlResetMixin, SharedModuleStoreTestCase):
         traits = mock_segment.track.call_args[1]['traits']
         assert traits['course_title'] == self.course.display_name
         assert traits['mode'] == 'verified'
+        assert traits['email'] == self.EMAIL
 
     @patch.dict(settings.FEATURES, {'ENABLE_MKTG_EMAIL_OPT_IN': True})
     @patch('openedx.core.djangoapps.user_api.preferences.api.update_email_opt_in')