# Copyright (c) 2018 Intel Corporation
#
# 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 unittest
import sys

from yardstick.common import utils


class ImportModulesFromPackageTestCase(unittest.TestCase):

    def test_import_package(self):
        module_name = 'yardstick.tests.functional.common.fake_module'
        library_name = 'fake_library'
        class_name = 'FakeClassToBeImported'
        self.assertNotIn(module_name, sys.modules)

        utils.import_modules_from_package(module_name)
        self.assertIn(module_name, sys.modules)
        module_obj = sys.modules[module_name]
        library_obj = getattr(module_obj, library_name)
        class_obj = getattr(library_obj, class_name)
        self.assertEqual(class_name, class_obj().__class__.__name__)