def test_upgrade_ha(self):
     instance_type = InstanceType.STANDBY
     
     instance = fake()
     instance.id = 1
     instance.context = self.context
     instance.name = 'name'
     instance.flavor_id = 'flavor_id'
     instance.service_type = 'service_type'
     instance.volume_size = 'volume_size'
     instance.group_id = 'group_id'
     
     when(KSC_Instance)._create_instance(any(), any(), 
                              any(), any(), any(), any(), 
                              any(), any(), any(), any(), any(), any()).thenReturn(None)
                              
     
     group_item = fake()
     group_item.id = 1     
     group_item.group_id = 1
     group_item.type = DBInstanceType.SINGLE
     
     when(InstanceGroupItem).get_by_instance_id(any(), any()).thenReturn(group_item)
                                                   
     service = {'image_id':''}
     when(ServiceImage).find_by(service_name=any()).thenReturn(service)
     
     when(Backup).get_latest_backup(any(), group_id =any()).thenReturn(None)
     
     when(KSC_Instance).is_service_active(any(), instance_id=any()).thenReturn(None)
     when(KSC_Instance).is_lastbackup_ready(any(), instance_id=any()).thenReturn(None)
     self.assertEqual(None,KSC_Instance.upgrade_ha(instance))