# coding: utf-8
# Copyright 2010 Mark L.
#
# 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 tests.base import MongoTest, async


class TestFindAndModify(MongoTest):
    @async
    def test_update(self):
        yield from self.coll.insert([{'oh': 'hai', 'lulz': 123},
                                     {'oh': 'kthxbye', 'lulz': 456}], safe=True)

        res = yield from self.coll.find_one({'oh': 'hai'})
        self.assertEqual(res['lulz'], 123)

        res = yield from self.coll.find_and_modify({'o2h': 'hai'}, {'$inc': {'lulz': 1}})
        self.assertEqual(res, None)

        res = yield from self.coll.find_and_modify({'oh': 'hai'}, {'$inc': {'lulz': 1}})
        print(res)
        self.assertEqual(res['lulz'], 123)
        res = yield from self.coll.find_and_modify({'oh': 'hai'}, {'$inc': {'lulz': 1}}, new=True)
        self.assertEqual(res['lulz'], 125)

        res = yield from self.coll.find_one({'oh': 'kthxbye'})
        self.assertEqual(res['lulz'], 456)