Task #10986: Added test to test is between mom retries there is a three second sleep

SAS/TriggerEmailService/Server/test/t_TriggerEmailService.py

@@ -262,6 +262,17 @@ class TestOTDBTriggerListener(unittest.TestCase):
 
         self.logger_mock.error.assert_any_call("Could not retrieve a mom_id for otdb_id: %s", self.obs_sas_id)
 
+    @mock.patch('time.sleep', return_value=None)
+    def test_when_trigger_send_email_should_wait_three_seconds_between_retries(self, sleep_mock):
+        self.momqueryrpc_mock.getMoMIdsForOTDBIds.return_value = {self.obs_sas_id: None}
+
+        listener = OTDBTriggerListener(self.momqueryrpc_mock)
+
+        listener.onObservationAborted(self.obs_sas_id, None)
+
+        sleep_mock.assert_called_with(3)
+        self.assertEqual(10, sleep_mock.call_count)
+
     def test_when_trigger_send_email_should_log_when_sending_email(self):
         listener = OTDBTriggerListener(self.momqueryrpc_mock)