#    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
from oslo_config import cfg
from webob import exc

from karbor.api.v1 import restores
from karbor.common import constants
from karbor import context
from karbor import exception
from karbor.tests import base
from karbor.tests.unit.api import fakes

CONF = cfg.CONF

DEFAULT_PROJECT_ID = '39bb894794b741e982bd26144d2949f6'
DEFAULT_PROVIDER_ID = 'efc6a88b-9096-4bb6-8634-cda182a6e12a'
DEFAULT_CHECKPOINT_ID = '09edcbdc-d1c2-49c1-a212-122627b20968'
DEFAULT_RESTORE_TARGET = '192.168.1.2:35357/v2.0'
DEFAULT_RESTORE_AUTH = {
    'type': 'password',
    'username': 'admin',
    'password': 'test',
}
DEFAULT_PARAMETERS = {
}


class RestoreApiTest(base.TestCase):
    def setUp(self):
        super(RestoreApiTest, self).setUp()
        self.controller = restores.RestoresController()
        self.ctxt = context.RequestContext('admin', 'fakeproject', True)

    @mock.patch(
        'karbor.services.protection.api.API.restore')
    @mock.patch(
        'karbor.objects.restore.Restore.create')
    def test_restore_create(self, mock_restore_create,
                            mock_rpc_restore):
        restore = self._restore_in_request_body()
        body = {"restore": restore}
        req = fakes.HTTPRequest.blank('/v1/restores')
        self.controller.create(req, body)
        self.assertTrue(mock_restore_create.called)
        self.assertTrue(mock_rpc_restore.called)

    def test_restore_create_InvalidBody(self):
        restore = self._restore_in_request_body()
        body = {"restorexx": restore}
        req = fakes.HTTPRequest.blank('/v1/restores')
        self.assertRaises(exc.HTTPUnprocessableEntity, self.controller.create,
                          req, body)

    def test_restore_create_InvalidProviderId(self):
        restore = self._restore_in_request_body(provider_id="")
        body = {"restore": restore}
        req = fakes.HTTPRequest.blank('/v1/restores')
        self.assertRaises(exception.InvalidInput, self.controller.create,
                          req, body)

    def test_restore_create_Invalidcheckpoint_id(self):
        restore = self._restore_in_request_body(checkpoint_id="")
        body = {"restore": restore}
        req = fakes.HTTPRequest.blank('/v1/restores')
        self.assertRaises(exception.InvalidInput, self.controller.create,
                          req, body)

    @mock.patch(
        'karbor.api.v1.restores.RestoresController._get_all')
    def test_restore_list_detail(self, moak_get_all):
        req = fakes.HTTPRequest.blank('/v1/restores')
        self.controller.index(req)
        self.assertTrue(moak_get_all.called)

    @mock.patch(
        'karbor.api.v1.restores.RestoresController.'
        '_restore_get')
    def test_restore_show(self, moak_restore_get):
        req = fakes.HTTPRequest.blank('/v1/restores')
        self.controller.\
            show(req, '2a9ce1f3-cc1a-4516-9435-0ebb13caa398')
        self.assertTrue(moak_restore_get.called)

    def test_restore_show_Invalid(self):
        req = fakes.HTTPRequest.blank('/v1/restores/1')
        self.assertRaises(
            exc.HTTPBadRequest, self.controller.show,
            req, "1")

    @mock.patch(
        'karbor.api.v1.restores.RestoresController.'
        '_restore_get')
    def test_restore_delete(self, moak_restore_get):
        req = fakes.HTTPRequest.blank('/v1/restores')
        self.controller.\
            show(req, '2a9ce1f3-cc1a-4516-9435-0ebb13caa398')
        self.assertTrue(moak_restore_get.called)

    def test_restore_delete_Invalid(self):
        req = fakes.HTTPRequest.blank('/v1/restores/1')
        self.assertRaises(
            exc.HTTPBadRequest, self.controller.show,
            req, "1")

    def _restore_in_request_body(
            self, project_id=DEFAULT_PROJECT_ID,
            provider_id=DEFAULT_PROVIDER_ID,
            checkpoint_id=DEFAULT_CHECKPOINT_ID,
            restore_target=DEFAULT_RESTORE_TARGET,
            restore_auth=DEFAULT_RESTORE_AUTH,
            parameters=DEFAULT_PARAMETERS,
            status=constants.RESOURCE_STATUS_STARTED):
        restore_req = {
            'project_id': project_id,
            'provider_id': provider_id,
            'checkpoint_id': checkpoint_id,
            'restore_target': restore_target,
            'restore_auth': restore_auth,
            'parameters': parameters,
            'status': status,
        }

        return restore_req