def test_reconfigure_load_balancer(self, mock_run_playbook):
"""
Test that reconfigure_load_balancer reconfigures the load balancer and logs to the instance.
"""
instance = OpenEdXInstanceFactory(sub_domain='test.load_balancer')
appserver_id = instance.spawn_appserver()
instance.set_appserver_active(appserver_id)
with self.assertLogs("instance.models.instance") as logs:
instance.reconfigure_load_balancer()
annotation = instance.get_log_message_annotation()
for log_line in logs.output:
self.assertIn(annotation, log_line)
self.assertEqual(len(logs.output), 2)
self.assertIn("Triggering reconfiguration of the load balancing server", logs.output[0])
self.assertIn("New load-balancer configuration", logs.output[1])
