[SEBA-164] Forcing subscriber auth if onu goes down

Change-Id: I6d1b721ac67533fb2b58048666771b50d3a84b2b
diff --git a/xos/synchronizer/event_steps/test_onu_events.py b/xos/synchronizer/event_steps/test_onu_events.py
index e81f876..b690663 100644
--- a/xos/synchronizer/event_steps/test_onu_events.py
+++ b/xos/synchronizer/event_steps/test_onu_events.py
@@ -94,7 +94,7 @@
         with patch.object(AttWorkflowDriverServiceInstance.objects, "get_items") as att_si_mock , \
             patch.object(AttWorkflowDriverServiceInstance, "save", autospec=True) as mock_save:
 
-            att_si_mock.side_effect = IndexError
+            att_si_mock.return_value = []
 
             self.event_step.process_event(self.event)
 
@@ -105,3 +105,56 @@
             self.assertEqual(att_si.serial_number, self.event_dict['serial_number'])
             self.assertEqual(att_si.of_dpid, self.event_dict['of_dpid'])
             self.assertEqual(att_si.uni_port_id, self.event_dict['uni_port_id'])
+            self.assertEqual(att_si.onu_state, "ACTIVE")
+
+    def test_reuse_instance(self):
+
+        si = AttWorkflowDriverServiceInstance(
+            serial_number=self.event_dict["serial_number"],
+            of_dpid="foo",
+            uni_port_id="foo"
+        )
+
+        with patch.object(AttWorkflowDriverServiceInstance.objects, "get_items") as att_si_mock , \
+            patch.object(AttWorkflowDriverServiceInstance, "save", autospec=True) as mock_save:
+
+            att_si_mock.return_value = [si]
+
+            self.event_step.process_event(self.event)
+
+            att_si = mock_save.call_args[0][0]
+
+            self.assertEqual(mock_save.call_count, 1)
+
+            self.assertEqual(att_si.serial_number, self.event_dict['serial_number'])
+            self.assertEqual(att_si.of_dpid, self.event_dict['of_dpid'])
+            self.assertEqual(att_si.uni_port_id, self.event_dict['uni_port_id'])
+            self.assertEqual(att_si.onu_state, "ACTIVE")
+
+    def test_disable_onu(self):
+        self.event_dict = {
+            'status': 'disabled',
+            'serial_number': 'BRCM1234',
+            'of_dpid': 'of:109299321',
+            'uni_port_id': 16
+        }
+        self.event.value = json.dumps(self.event_dict)
+
+        with patch.object(AttWorkflowDriverServiceInstance.objects, "get_items") as att_si_mock , \
+            patch.object(AttWorkflowDriverServiceInstance, "save", autospec=True) as mock_save:
+
+            att_si_mock.return_value = []
+
+            self.event_step.process_event(self.event)
+
+            att_si = mock_save.call_args[0][0]
+
+            self.assertEqual(mock_save.call_count, 1)
+
+            self.assertEqual(att_si.serial_number, self.event_dict['serial_number'])
+            self.assertEqual(att_si.of_dpid, self.event_dict['of_dpid'])
+            self.assertEqual(att_si.uni_port_id, self.event_dict['uni_port_id'])
+            self.assertEqual(att_si.onu_state, "DISABLED")
+
+if __name__ == '__main__':
+    unittest.main()
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