test/test_PolicyCalls.py

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   2 #   Copyright (c) 2017-2018 AT&T Intellectual Property
   3 #   Copyright (C) 2020 Wipro Limited.
   4 #
   5 #   Licensed under the Apache License, Version 2.0 (the "License");
   6 #   you may not use this file except in compliance with the License.
   7 #   You may obtain a copy of the License at
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   9 #       http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 #   Unless required by applicable law or agreed to in writing, software
  12 #   distributed under the License is distributed on an "AS IS" BASIS,
  13 #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 #   See the License for the specific language governing permissions and
  15 #   limitations under the License.
  16 #
  17 # -------------------------------------------------------------------------
  18 #
  19 import json
  20 import unittest
  21
  22 from osdf.adapters.local_data import local_policies
  23 from osdf.config.base import osdf_config
  24 from osdf.adapters.policy import interface
  25 from osdf.utils.interfaces import RestClient, json_from_file
  26 import yaml
  27 from mock import patch
  28 from osdf.adapters.conductor import translation
  29 from osdf.operation.exceptions import BusinessException
  30
  31
  32 class TestPolicyCalls(unittest.TestCase):
  33
  34     def setUp(self):
  35         main_dir = ""
  36         parameter_data_file = main_dir + "test/placement-tests/request.json"
  37         policy_data_path = main_dir + "test/policy-local-files/"
  38         local_config_file = main_dir + "config/common_config.yaml"
  39
  40         valid_policies_list_file = policy_data_path + '/' + 'meta-valid-policies.txt'
  41         valid_policies_files = local_policies.get_policy_names_from_file(valid_policies_list_file)
  42
  43         self.request_json = json_from_file(parameter_data_file)
  44         self.policies = [json_from_file(policy_data_path + '/' + name) for name in valid_policies_files]
  45
  46     def tearDown(self):
  47         pass
  48
  49     def get_req_resp(self, req_file, resp_file):
  50         """Get request/response from files"""
  51         req_json = json_from_file(req_file)
  52         resp_json = json_from_file(resp_file)
  53         return req_json, resp_json
  54
  55     def test_policy_api_call(self):
  56         req_json, policy_response = self.get_req_resp("test/placement-tests/request.json",
  57                                                       "test/placement-tests/policy_response.json")
  58         with patch('osdf.adapters.policy.interface.policy_api_call', return_value=policy_response):
  59             policy_list = interface.remote_api(req_json, osdf_config, service_type="placement")
  60             self.assertIsNotNone(policy_list)
  61
  62     def test_policy_api_call2(self):
  63         req_json, policy_response = self.get_req_resp("test/placement-tests/request.json",
  64                                                       "test/placement-tests/policy_response2.json")
  65         with patch('osdf.adapters.policy.interface.policy_api_call', return_value=policy_response):
  66             policy_list = interface.remote_api(req_json, osdf_config, service_type="placement")
  67             policy_type = [policy[list(policy.keys())[0]]['type'] for policy in policy_list]
  68             #self.assertEqual(set(policy_type), {'hpaPolicy', 'SubscriberPolicy'})
  69
  70     def failure_policy_call(self, req_json_file, resp_json_file):
  71         req_json, policy_response = self.get_req_resp(req_json_file, resp_json_file)
  72         with patch('osdf.adapters.policy.interface.policy_api_call', return_value=policy_response):
  73             self.assertRaises(BusinessException,
  74                               lambda: interface.remote_api(req_json, osdf_config, service_type="placement"))
  75
  76     # def test_policy_api_call_failed_multi(self):
  77     #     prefix = "./test/placement-tests"
  78     #     fail_cases = [("request_error1.json", "policy_response.json"),
  79     #                   ("request.json", "policy_response_error1.json"),
  80     #                   ("request.json", "policy_response_error2.json")]
  81     #     for req, resp in fail_cases:
  82     #         self.failure_policy_call(prefix + "/" + req, prefix + "/" + resp)
  83
  84     def test_get_by_scope(self):
  85         req_json_file = "./test/placement-tests/testScoperequest.json"
  86         all_policies = "./test/placement-tests/policy_response.json"
  87         req_json_obj = json.loads(open(req_json_file).read())
  88         req_json_obj2 = json.loads(open(all_policies).read())
  89         yaml_file = "./test/placement-tests/test_by_scope.yaml"
  90
  91         with open(yaml_file) as yaml_file2:
  92             policy_config_file = yaml.load(yaml_file2)
  93             with patch('osdf.utils.interfaces.RestClient.request', return_value=req_json_obj2):
  94                 policies_list = interface.get_by_scope(RestClient, req_json_obj, policy_config_file, 'placement')
  95                 self.assertFalse(policies_list)
  96                 self.assertRaises(Exception)
  97
  98     def test_gen_demands(self):
  99         actions_list, gen_demands_list = [], []
 100         req_json = "./test/placement-tests/request.json"
 101         req_json = json.loads(open(req_json).read())
 102         # need to run this only on vnf policies
 103         vnf_policies = [x for x in self.policies if x[list(x.keys())[0]]["type"] ==
 104                         "onap.policies.optimization.resource.VnfPolicy"]
 105         gen_demands = translation.gen_demands(req_json['placementInfo']['placementDemands'], vnf_policies)
 106
 107         for action in req_json['placementInfo']['placementDemands']:
 108             actions_list.append(action['resourceModuleName'])
 109         for key2,value in gen_demands.items():
 110             gen_demands_list.append(key2)
 111         self.assertListEqual(gen_demands_list, actions_list, 'generated demands are not equal to the passed input'
 112                              '[placementDemand][resourceModuleName] list')
 113
 114     def test_local_policy_location(self):
 115         req_json = json_from_file("./test/placement-tests/request.json")
 116         return interface.local_policies_location(req_json, osdf_config, service_type="placement")
 117
 118
 119 if __name__ == '__main__':
 120     unittest.main()