# -------------------------------------------------------------------------
#   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 schematics.exceptions import DataError

from apps.placement.models.api.placementRequest import PlacementAPI
from apps.placement.models.api.placementResponse import PlacementResponse
from apps.slice_selection.models.api.nsi_selection_request import NSISelectionAPI
from apps.slice_selection.models.api.nssi_selection_request import NSSISelectionAPI
from apps.nxi_termination.models.api.nxi_termination_request import NxiTerminationApi


class TestReqValidation(unittest.TestCase):

    def test_req_validation(self):
        req_file = "./test/placement-tests/request.json"
        req_json = json.loads(open(req_file).read())
        self.assertEqual(PlacementAPI(req_json).validate(), None)

    def test_req_vfmod_validation(self):
        req_file = "./test/placement-tests/request_vfmod.json"
        req_json = json.loads(open(req_file).read())
        self.assertEqual(PlacementAPI(req_json).validate(), None)

    def test_req_nsi_validation(self):
        req_file = "./test/apps/slice_selection/nsi_selection_request.json"
        req_json = json.loads(open(req_file).read())
        self.assertEqual(NSISelectionAPI(req_json).validate(), None)

    def test_req_invalid_nsi(self):
        req_file = "./test/apps/slice_selection/nsi_selection_invalid_request.json"
        req_json = json.loads(open(req_file).read())
        self.assertRaises(DataError, lambda: NSISelectionAPI(req_json).validate())

    def test_req_nssi_validation(self):
        req_file = "./test/apps/slice_selection/nssi_selection_request.json"
        req_json = json.loads(open(req_file).read())
        self.assertEqual(NSSISelectionAPI(req_json).validate(), None)

    def test_req_invalid_nssi(self):
        req_file = "./test/apps/slice_selection/nssi_selection_invalid_request.json"
        req_json = json.loads(open(req_file).read())
        self.assertRaises(DataError, lambda: NSSISelectionAPI(req_json).validate())

    def test_req_failure(self):
        req_json = {}
        self.assertRaises(DataError, lambda: PlacementAPI(req_json).validate())

    def test_req_nxi_validation(self):
        req_file = "./test/apps/nxi_termination/nxi_termination.json"
        req_json = json.loads(open(req_file).read())
        self.assertEqual(NxiTerminationApi(req_json).validate(), None)

    def test_req_invalid_nxi(self):
        req_file = "./test/apps/nxi_termination/invalid_request.json"
        req_json = json.loads(open(req_file).read())
        self.assertRaises(DataError, lambda: NxiTerminationApi(req_json).validate())


class TestResponseValidation(unittest.TestCase):

    def test_res_validation(self):
        req_file = "./test/placement-tests/response.json"
        req_json = json.loads(open(req_file).read())
        self.assertEqual(PlacementResponse(req_json).validate(), None)

    def test_res_vfmod_validation(self):
        req_file = "./test/placement-tests/response_vfmod.json"
        req_json = json.loads(open(req_file).read())
        self.assertEqual(PlacementResponse(req_json).validate(), None)

    def test_invalid_response(self):
        resp_json = {}
        self.assertRaises(DataError, lambda: PlacementResponse(resp_json).validate())


if __name__ == "__main__":
    unittest.main()