adds a test so this doesn't regress again

common/test/acceptance/pages/lms/dashboard.py

@@ -156,6 +156,10 @@ class DashboardPage(PageObject):
         """ Retrieves the specified social sharing widget by its classification """
         return self.q(css='a.action-{}'.format(widget_name))
 
+    def get_profile_img(self):
+        """ Retrieves the user's profile image """
+        return self.q(css='img.user-image-frame')
+
     def get_courses(self):
         """
         Get all courses shown in the dashboard

common/test/acceptance/tests/lms/test_lms_dashboard.py

@@ -305,6 +305,13 @@ class LmsDashboardPageTest(BaseLmsDashboardTest):
         # and course starts within 5 days
         self.assertEqual(course_date, expected_course_date)
 
+    def test_profile_img_alt_empty(self):
+        """
+        Validate value of profile image alt attribue is null
+        """
+        profile_img = self.dashboard_page.get_profile_img()
+        self.assertEqual(profile_img.attrs('alt')[0], '')
+
 
 @attr('a11y')
 class LmsDashboardA11yTest(BaseLmsDashboardTestMultiple):