# Copyright 2017 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.


from django.test import TestCase, Client
from rest_framework import status

from lcm.pub.database.models import NfInstModel, JobStatusModel, VmInstModel, NetworkInstModel, SubNetworkInstModel, \
    PortInstModel, FlavourInstModel, StorageInstModel, NfvoRegInfoModel
from lcm.pub.utils.timeutil import now_time


class TestNFTerminate(TestCase):
    def setUp(self):
        self.client = Client()
        StorageInstModel.objects.create(storageid="1",
                                        vimid="1",
                                        resouceid="11",
                                        insttype=0,
                                        instid="1111",
                                        is_predefined=1)
        NetworkInstModel.objects.create(networkid='1',
                                        vimid='1',
                                        resouceid='1',
                                        name='pnet_network',
                                        is_predefined=1,
                                        tenant='admin',
                                        insttype=0,
                                        instid='1111')
        SubNetworkInstModel.objects.create(subnetworkid='1',
                                           vimid='1',
                                           resouceid='1',
                                           networkid='1',
                                           is_predefined=1,
                                           name='sub_pnet',
                                           tenant='admin',
                                           insttype=0,
                                           instid='1111')
        PortInstModel.objects.create(portid='1',
                                     networkid='1',
                                     subnetworkid='1',
                                     vimid='1',
                                     resouceid='1',
                                     is_predefined=1,
                                     name='aaa_pnet_cp',
                                     tenant='admin',
                                     insttype=0,
                                     instid='1111')
        FlavourInstModel.objects.create(flavourid="1",
                                        vimid="1",
                                        resouceid="11",
                                        instid="1111",
                                        is_predefined=1)
        VmInstModel.objects.create(vmid="1",
                                   vimid="1",
                                   resouceid="11",
                                   insttype=0,
                                   instid="1111",
                                   vmname="test_01",
                                   is_predefined=1,
                                   operationalstate=1)
        NfvoRegInfoModel.objects.create(nfvoid='1111',
                                        vnfminstid='11111',
                                        apiurl='1')

    def tearDown(self):
        VmInstModel.objects.all().delete()
        NetworkInstModel.objects.all().delete()
        SubNetworkInstModel.objects.all().delete()
        PortInstModel.objects.all().delete()

    def assert_job_result(self, job_id, job_progress, job_detail):
        jobs = JobStatusModel.objects.filter(jobid=job_id,
                                             progress=job_progress,
                                             descp=job_detail)
        self.assertEqual(1, len(jobs))

    def test_delete_vnf_identifier(self):
        NfInstModel.objects.create(nfinstid='1111',
                                   nf_name='2222',
                                   package_id='todo',
                                   version='',
                                   vendor='',
                                   netype='',
                                   vnfd_model='',
                                   status='NOT_INSTANTIATED',
                                   nf_desc='',
                                   vnfdid='',
                                   vnfSoftwareVersion='',
                                   vnfConfigurableProperties='todo',
                                   localizationLanguage='EN_US',
                                   create_time=now_time())
        response = self.client.delete("/api/vnflcm/v1/vnf_instances/1111")
        self.failUnlessEqual(status.HTTP_204_NO_CONTENT, response.status_code)
        self.assertEqual(None, response.data)

    def test_delete_vnf_identifier_when_vnf_not_exist(self):
        response = self.client.delete("/api/vnflcm/v1/vnf_instances/1111")
        self.failUnlessEqual(status.HTTP_204_NO_CONTENT, response.status_code)