incubator-airflow/tests/utils/test_json.py

72 строки
2.2 KiB
Python

# -*- coding: utf-8 -*-
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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 datetime import date, datetime
import numpy as np
from airflow.utils import json as utils_json
class TestAirflowJsonEncoder(unittest.TestCase):
def test_encode_datetime(self):
obj = datetime.strptime('2017-05-21 00:00:00', '%Y-%m-%d %H:%M:%S')
self.assertEqual(
json.dumps(obj, cls=utils_json.AirflowJsonEncoder),
'"2017-05-21T00:00:00Z"'
)
def test_encode_date(self):
self.assertEqual(
json.dumps(date(2017, 5, 21), cls=utils_json.AirflowJsonEncoder),
'"2017-05-21"'
)
def test_encode_numpy_int(self):
self.assertEqual(
json.dumps(np.int32(5), cls=utils_json.AirflowJsonEncoder),
'5'
)
def test_encode_numpy_bool(self):
self.assertEqual(
json.dumps(np.bool_(True), cls=utils_json.AirflowJsonEncoder),
'true'
)
def test_encode_numpy_float(self):
self.assertEqual(
json.dumps(np.float16(3.76953125), cls=utils_json.AirflowJsonEncoder),
'3.76953125'
)
def test_encode_raises(self):
self.assertRaisesRegex(TypeError,
"^.*is not JSON serializable$",
json.dumps,
Exception,
cls=utils_json.AirflowJsonEncoder)
if __name__ == '__main__':
unittest.main()