incubator-airflow/tests/utils/test_module_loading.py

36 строки
1.4 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 unittest
from airflow.utils.module_loading import import_string
class TestModuleImport(unittest.TestCase):
def test_import_string(self):
cls = import_string('airflow.utils.module_loading.import_string')
self.assertEqual(cls, import_string)
# Test exceptions raised
with self.assertRaises(ImportError):
import_string('no_dots_in_path')
msg = 'Module "airflow.utils" does not define a "nonexistent" attribute'
with self.assertRaisesRegex(ImportError, msg):
import_string('airflow.utils.nonexistent')