better handle accessible remaining time when under one minute

edx_proctoring/tests/test_views.py

@@ -505,6 +505,17 @@ class TestStudentProctoredExamAttempt(LoggedInTestCase):
         # make sure we have the accessible human string
         self.assertEqual(response_data['accessibility_time_string'], 'you have 1 hour and 30 minutes remaining')
 
+        # check the special casing of the human string when under a minute
+        reset_time = datetime.now(pytz.UTC) + timedelta(minutes=90, seconds=30)
+        with freeze_time(reset_time):
+            response = self.client.get(
+                reverse('edx_proctoring.proctored_exam.attempt', args=[attempt_id])
+            )
+            self.assertEqual(response.status_code, 200)
+            response_data = json.loads(response.content)
+
+            self.assertEqual(response_data['accessibility_time_string'], 'you have less than a minute remaining')
+
     def test_attempt_ready_to_start(self):
         """
         Test to get an attempt with ready_to_start status

edx_proctoring/views.py

@@ -296,9 +296,16 @@ class StudentProctoredExamAttempt(AuthenticatedAPIView):
             time_remaining_seconds = get_time_remaining_for_attempt(attempt)
 
             attempt['time_remaining_seconds'] = time_remaining_seconds
-            attempt['accessibility_time_string'] = _('you have {remaining_time} remaining').format(
-                remaining_time=humanized_time(int(round(time_remaining_seconds / 60.0, 0)))
-            )
+
+            accessibility_time_string = _('you have {remaining_time} remaining').format(
+                remaining_time=humanized_time(int(round(time_remaining_seconds / 60.0, 0))))
+
+            # special case if we are less than a minute, since we don't produce
+            # text translations of granularity at the seconds range
+            if time_remaining_seconds < 60:
+                accessibility_time_string = _('you have less than a minute remaining')
+
+            attempt['accessibility_time_string'] = accessibility_time_string
 
             return Response(
                 data=attempt,