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# Copyright 2016-2018 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 os
from django.test import TestCase
from lcm.pub.database.models import NSInstModel, NfInstModel
from lcm.ns_vnfs.enum import VNF_STATUS
from lcm.ns.biz.scaleaspect import mapping_conv, get_vnf_instance_id_list, check_scale_list, get_scale_vnf_data, \
get_nsdId, check_and_set_params, get_scale_vnf_data_info_list, get_vnf_scale_info, get_scale_vnf_data_from_json
class TestScaleAspect(TestCase):
def setUp(self):
pass
def tearDown(self):
NSInstModel.objects.all().delete()
NfInstModel.objects.all().delete()
def test_mapping_conv(self):
keyword_map = {'a': 1, 'b': 2, 'c': 3, 'd': {'d.1': 'd.1'}}
rest_return = {'b': 2, 'C': 3}
resp_data = mapping_conv(keyword_map, rest_return)
self.assertEqual(resp_data, {'a': '', 'b': 2, 'c': 3, 'd': {'d.1': ''}})
def test_get_vnf_instance_id_list_when_no_model(self):
self.assertEqual(get_vnf_instance_id_list('package_1'), [])
def test_check_scale_list_when_empty_vnf_scale_list(self):
try:
check_scale_list([], 'ns_instanceId_01', '', '')
except Exception as e:
self.assertEqual(e.args, ('The scaling option[ns=ns_instanceId_01, aspect=, step=] does not exist. '
'Pls check the config file.',))
@mock.patch.object(os.path, 'abspath')
def test_get_scale_vnf_data(self, mock_abspath):
mock_abspath.return_value = 'lcm/1/2/3.py'
scale_ns_data = {'scaleNsByStepsData': {'aspectId': 'TIC_EDGE_IMS', 'numberOfSteps': 1,
'scalingDirection': 'r'}}
ns_instance_id = 'ns_instanceId_01'
scale_vnf_data_list = get_scale_vnf_data(scale_ns_data, ns_instance_id)
success_list = [
{
'vnfInstanceId': 'nf_zte_cscf',
'scaleByStepData': {
'type': 'r',
'aspectId': 'gsu',
'numberOfSteps': '1'
}
},
{
'vnfInstanceId': 'nf_zte_hss',
'scaleByStepData': {
'type': 'r',
'aspectId': 'gpu',
'numberOfSteps': '3'
}
}
]
self.assertEqual(scale_vnf_data_list, success_list)
def test_get_nsd_id_when_none(self):
self.assertEqual(get_nsdId('ns_instance_id_01'), None)
def test_check_and_set_params_when_scale_ns_data_is_none(self):
try:
check_and_set_params(None, '')
except Exception as e:
self.assertEqual(e.args, ('Error! scaleNsData in the request is Empty!',))
def test_check_and_set_params_when_scale_ns_by_steps_data_is_none(self):
scale_ns_data = {'scaleNsByStepsData': None}
try:
check_and_set_params(scale_ns_data, '')
except Exception as e:
self.assertEqual(e.args, ('Error! scaleNsByStepsData in the request is Empty!',))
@mock.patch.object(os.path, 'abspath')
def test_get_scale_vnf_data_info_list(self, mock_abspath):
NSInstModel(id='ns_instanceId_02', nsd_id='02').save()
NfInstModel(package_id='nf_hw_cscf', status=VNF_STATUS.ACTIVE, nfinstid='nfinst_01').save()
mock_abspath.return_value = 'lcm/1/2/3.py'
scale_ns_data = {
'scaleNsByStepsData': {'aspectId': 'TIC_EDGE_HW', 'numberOfSteps': 4, 'scalingDirection': 'r'}}
ns_instance_id = 'ns_instanceId_02'
scale_vnf_data_info_list = get_scale_vnf_data_info_list(scale_ns_data, ns_instance_id)
success_list = [
{
'vnfInstanceId': 'nfinst_01',
'scaleByStepData': {
'type': 'r',
'aspectId': 'gsu',
'numberOfSteps': '1'
}
}
]
self.assertEqual(scale_vnf_data_info_list, success_list)
def test_get_vnf_scale_info_when_return_none(self):
filename = 'lcm/ns/tests/data/scalemapping.json'
ns_instance_id = 'ns_instanceId_03'
self.assertEqual(get_vnf_scale_info(filename, ns_instance_id, '', ''), None)
def test_get_scale_vnf_data_from_json_when_return_none(self):
self.assertEqual(get_scale_vnf_data_from_json({}, '', '', ''), None)
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