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# Copyright 2017-present Open Networking Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import unittest
import functools
from mock import patch, call, Mock, PropertyMock
import requests_mock
import os, sys
test_path=os.path.abspath(os.path.dirname(os.path.realpath(__file__)))
class TestSyncVOLTServiceInstance(unittest.TestCase):
def setUp(self):
global DeferredException
self.sys_path_save = sys.path
# Setting up the config module
from xosconfig import Config
config = os.path.join(test_path, "../test_config.yaml")
Config.clear()
Config.init(config, "synchronizer-config-schema.yaml")
# END Setting up the config module
from xossynchronizer.mock_modelaccessor_build import mock_modelaccessor_config
mock_modelaccessor_config(test_path, [("olt-service", "volt.xproto"),
("rcord", "rcord.xproto")])
import xossynchronizer.modelaccessor
reload(xossynchronizer.modelaccessor) # in case nose2 loaded it in a previous test
from xossynchronizer.modelaccessor import model_accessor
self.model_accessor = model_accessor
from xossynchronizer.steps.syncstep import DeferredException
from sync_volt_service_instance import SyncVOLTServiceInstance, model_accessor
# import all class names to globals
for (k, v) in model_accessor.all_model_classes.items():
globals()[k] = v
self.sync_step = SyncVOLTServiceInstance
# create a mock ONOS Service
onos = Mock()
onos.name = "ONOS"
onos.leaf_model.rest_hostname = "onos_voltha_url"
onos.leaf_model.rest_port = 4321
onos.leaf_model.rest_username = "onos_voltha_user"
onos.leaf_model.rest_password = "onos_voltha_pass"
volt_service = Mock()
volt_service.provider_services = [onos]
uni_port = Mock()
uni_port.port_no = "uni_port_id"
onu_device = Mock()
onu_device.name = "BRCM1234"
onu_device.pon_port.olt_device.dp_id = None
onu_device.pon_port.olt_device.name = "Test OLT Device"
onu_device.uni_ports.first.return_value = uni_port
# create a mock service instance
o = Mock()
o.policy_code = 1
o.id = 1
o.owner_id = "volt_service"
o.onu_device = onu_device
o.tologdict.return_value = {}
self.o = o
self.onu_device = onu_device
self.volt_service = volt_service
def tearDown(self):
self.o = None
sys.path = self.sys_path_save
@requests_mock.Mocker()
def test_do_not_sync(self, m):
self.onu_device.pon_port.olt_device.dp_id = None
with patch.object(VOLTService.objects, "get") as olt_service_mock:
olt_service_mock.return_value = self.volt_service
with self.assertRaises(DeferredException) as e:
self.sync_step(model_accessor=self.model_accessor).sync_record(self.o)
self.assertFalse(m.called)
self.assertEqual(e.exception.message, "Waiting for OLTDevice Test OLT Device to be synchronized")
@requests_mock.Mocker()
def test_do_sync(self, m):
self.onu_device.pon_port.olt_device.dp_id = "of:dp_id"
m.post("http://onos_voltha_url:4321/onos/olt/oltapp/of:dp_id/uni_port_id", status_code=200, json={})
with patch.object(VOLTService.objects, "get") as olt_service_mock:
olt_service_mock.return_value = self.volt_service
self.sync_step(model_accessor=self.model_accessor).sync_record(self.o)
self.assertTrue(m.called)
self.assertEqual(self.o.backend_handle, "of:dp_id/uni_port_id")
@requests_mock.Mocker()
def test_do_sync_fail(self, m):
m.post("http://onos_voltha_url:4321/onos/olt/oltapp/of:dp_id/uni_port_id", status_code=500, text="Mock Error")
self.onu_device.pon_port.olt_device.dp_id = "of:dp_id"
with patch.object(VOLTService.objects, "get") as olt_service_mock:
olt_service_mock.return_value = self.volt_service
with self.assertRaises(Exception) as e:
self.sync_step(model_accessor=self.model_accessor).sync_record(self.o)
self.assertTrue(m.called)
self.assertEqual(e.exception.message, "Failed to add subscriber in onos voltha: Mock Error")
@requests_mock.Mocker()
def test_delete(self, m):
m.delete("http://onos_voltha_url:4321/onos/olt/oltapp/of:dp_id/uni_port_id", status_code=204)
self.onu_device.pon_port.olt_device.dp_id = "of:dp_id"
self.o.backend_handle = "of:dp_id/uni_port_id"
with patch.object(VOLTService.objects, "get") as olt_service_mock:
olt_service_mock.return_value = self.volt_service
self.sync_step(model_accessor=self.model_accessor).delete_record(self.o)
self.assertTrue(m.called)
self.assertEqual(m.call_count, 1)
if __name__ == "__main__":
unittest.main()