# Copyright 2016 ZTE Corporation.
#
# 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 mock
import json
from test_data import nsd_model
from rest_framework import status
from lcm.pub.utils import restcall
from lcm.pub.database.models import FPInstModel
from django.test import Client
from django.test import TestCase


class TestSfc(TestCase):
    def setUp(self):
        self.client = Client()
        FPInstModel.objects.all().delete()
        FPInstModel(fpinstid="fp_inst_1", fpid="fpd_1", sdncontrollerid="test").save()

    def tearDown(self):
        FPInstModel.objects.all().delete()

    @mock.patch.object(restcall, 'call_req')
    def test_create_flow_classifier_success(self, mock_call_req):
        data = {
            "fpinstid": "fp_inst_1",
            "context": json.dumps(nsd_model)
        }
        mock_vals = {
            "/external-system/esr-thirdparty-sdnc-list/esr-thirdparty-sdnc/test?depth=all":
                [0, json.JSONEncoder().encode({
                    "thirdparty-sdnc-id": "1",
                    "esr-system-info-list": {
                        "esr-system-info": [{
                            "service-url": "url_1",
                            "thirdparty-sdnc-id": "1",
                            "user-name": "aa",
                            "password": "123",
                            "vendor": "zte",
                            "version": "v1.0",
                            "protocal": "http",
                            "product-name": "bbb",
                            "type": "11"
                        }]
                    }
                }), '200'],
            "/api/ztesdncdriver/v1/createflowclassfier":
                [0, json.JSONEncoder().encode({"id": "test_id_1"}), '200'],
            "/api/microservices/v1/services":
                [0, None, '200']

        }

        def side_effect(*args):
            return mock_vals[args[4]]

        mock_call_req.side_effect = side_effect
        resp = self.client.post("/api/nslcm/v1/ns/create_flow_classifier", data)
        ret = FPInstModel.objects.get(fpinstid="fp_inst_1")
        self.assertEqual(resp.status_code, status.HTTP_200_OK)
        self.assertEqual("test_id_1", ret.flowclassifiers)