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# -------------------------------------------------------------------------
# Copyright (c) 2017-2018 AT&T Intellectual Property
#
# 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 json
import unittest
from osdf.adapters.local_data import local_policies
from osdf.config.base import osdf_config
from osdf.adapters.policy import interface
from osdf.utils.interfaces import RestClient, json_from_file
import yaml
from mock import patch
from osdf.optimizers.placementopt.conductor import translation
from osdf.operation.exceptions import BusinessException
class TestPolicyCalls(unittest.TestCase):
def setUp(self):
main_dir = ""
parameter_data_file = main_dir + "test/placement-tests/request.json"
policy_data_path = main_dir + "test/policy-local-files/"
local_config_file = main_dir + "config/common_config.yaml"
valid_policies_list_file = policy_data_path + '/' + 'meta-valid-policies.txt'
valid_policies_files = local_policies.get_policy_names_from_file(valid_policies_list_file)
self.request_json = json_from_file(parameter_data_file)
self.policies = [json_from_file(policy_data_path + '/' + name) for name in valid_policies_files]
def tearDown(self):
pass
def get_req_resp(self, req_file, resp_file):
"""Get request/response from files"""
req_json = json_from_file(req_file)
resp_json = json_from_file(resp_file)
return req_json, resp_json
def test_policy_api_call(self):
req_json, policy_response = self.get_req_resp("test/placement-tests/request.json",
"test/placement-tests/policy_response.json")
with patch('osdf.adapters.policy.interface.policy_api_call', return_value=policy_response):
policy_list = interface.remote_api(req_json, osdf_config, service_type="placement")
self.assertIsNotNone(policy_list)
def test_policy_api_call2(self):
req_json, policy_response = self.get_req_resp("test/placement-tests/request.json",
"test/placement-tests/policy_response2.json")
with patch('osdf.adapters.policy.interface.policy_api_call', return_value=policy_response):
policy_list = interface.remote_api(req_json, osdf_config, service_type="placement")
policy_type = [policy['content']['policyType'] for policy in policy_list]
self.assertEqual(set(policy_type), {'hpaPolicy', 'SubscriberPolicy'})
def failure_policy_call(self, req_json_file, resp_json_file):
req_json, policy_response = self.get_req_resp(req_json_file, resp_json_file)
with patch('osdf.adapters.policy.interface.policy_api_call', return_value=policy_response):
self.assertRaises(BusinessException,
lambda: interface.remote_api(req_json, osdf_config, service_type="placement"))
def test_policy_api_call_failed_multi(self):
prefix = "./test/placement-tests"
fail_cases = [("request_error1.json", "policy_response.json"),
("request.json", "policy_response_error1.json"),
("request.json", "policy_response_error2.json")]
for req, resp in fail_cases:
self.failure_policy_call(prefix + "/" + req, prefix + "/" + resp)
def test_get_by_scope(self):
req_json_file = "./test/placement-tests/testScoperequest.json"
all_policies = "./test/placement-tests/policy_response.json"
req_json_obj = json.loads(open(req_json_file).read())
req_json_obj2 = json.loads(open(all_policies).read())
yaml_file = "./test/placement-tests/test_by_scope.yaml"
with open(yaml_file) as yaml_file2:
policy_config_file = yaml.load(yaml_file2)
with patch('osdf.utils.interfaces.RestClient.request', return_value=req_json_obj2):
policies_list = interface.get_by_scope(RestClient, req_json_obj, policy_config_file, 'placement')
self.assertTrue(policies_list, 'is null')
self.assertRaises(Exception)
def test_gen_demands(self):
actions_list, gen_demands_list = [], []
req_json = "./test/placement-tests/request.json"
req_json = json.loads(open(req_json).read())
# need to run this only on vnf policies
vnf_policies = [x for x in self.policies if x["content"]["policyType"] == "vnfPolicy"]
gen_demands = translation.gen_demands(req_json, vnf_policies)
for action in req_json['placementInfo']['placementDemands']:
actions_list.append(action['resourceModuleName'])
for key2,value in gen_demands.items():
gen_demands_list.append(key2)
self.assertListEqual(gen_demands_list, actions_list, 'generated demands are not equal to the passed input'
'[placementDemand][resourceModuleName] list')
def test_local_policy_location(self):
req_json = json_from_file("./test/placement-tests/request.json")
return interface.local_policies_location(req_json, osdf_config, service_type="placement")
if __name__ == '__main__':
unittest.main()
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