120 lines
4.4 KiB
Python
120 lines
4.4 KiB
Python
# (c) Copyright 2019 ZTE Corporation.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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import shutil
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import tempfile
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import unittest
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from unittest import mock
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from unittest.mock import patch
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from freezer.scheduler import utils
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job_list = [{"job_id": "test"}]
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class TestUtils(unittest.TestCase):
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def setUp(self):
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self.client = mock.Mock()
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self.client.clients.create = mock.Mock(return_value='test')
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self.client.jobs.list = mock.Mock(return_value=job_list)
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self.client.client_id = "test"
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def test_do_register(self):
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ret = utils.do_register(self.client, args=None)
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self.assertEqual(0, ret)
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def test_del_register_error(self):
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self.client.clients.delete = mock.Mock(side_effect=Exception(
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'delete client error: bad request'))
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with self.assertRaises(Exception) as cm: # noqa
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utils.del_register(self.client)
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the_exception = cm.exception
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self.assertIn('delete client error', str(the_exception))
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def test_find_config_files(self):
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temp = tempfile.NamedTemporaryFile('wb', delete=True,
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suffix='.conf')
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ret = utils.find_config_files(temp.name)
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self.assertEqual([temp.name], ret)
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temp.close()
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self.assertFalse(os.path.exists(temp.name))
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def test_find_config_files_path(self):
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temp = tempfile.NamedTemporaryFile('wb', delete=True,
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suffix='.conf')
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temp_path = os.path.dirname(temp.name)
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ret = utils.find_config_files(temp_path)
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self.assertEqual([temp.name], ret)
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temp.close()
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self.assertFalse(os.path.exists(temp.name))
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@patch('oslo_serialization.jsonutils.load')
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def test_load_doc_from_json_file(self, mock_load):
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os.mknod("/tmp/test_freezer.conf")
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mock_load.side_effect = Exception('error')
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try:
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utils.load_doc_from_json_file("/tmp/test_freezer.conf")
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except Exception as e:
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self.assertIn("Unable to load conf file", str(e))
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os.remove("/tmp/test_freezer.conf")
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def test_get_jobs_from_disk(self):
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temp = tempfile.mkdtemp()
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file = '/'.join([temp, "test.conf"])
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data = b'{"job_id": "test"}'
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with open(file, 'wb') as f:
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f.write(data)
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ret = utils.get_jobs_from_disk(temp)
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self.assertEqual(job_list, ret)
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shutil.rmtree(temp)
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self.assertFalse(os.path.exists(file))
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def test_save_jobs_to_disk(self):
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job_doc_list = job_list
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tmpdir = tempfile.mkdtemp()
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utils.save_jobs_to_disk(job_doc_list, tmpdir)
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file = '/'.join([tmpdir, "job_test.conf"])
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self.assertTrue(os.path.exists(file))
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shutil.rmtree(tmpdir)
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def test_get_active_jobs_from_api(self):
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ret = utils.get_active_jobs_from_api(self.client)
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self.assertEqual(job_list, ret)
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@patch('os.kill')
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@patch('psutil.Process')
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def test_terminate_subprocess1(self, mock_process, mock_oskill):
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mock_pro = mock.MagicMock()
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mock_pro.name.startswith.return_value = False
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mock_process.return_value = mock_pro
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result = utils.terminate_subprocess(35, 'test')
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self.assertIsNone(result)
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mock_pro.name.startswith.return_value = True
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mock_oskill.side_effect = Exception("error")
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result = utils.terminate_subprocess(35, 'test')
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self.assertIsNone(result)
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@patch('psutil.Process')
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def test_terminate_subprocess(self, mock_process_constructor):
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mock_pro = mock_process_constructor.return_value
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seffect = mock.Mock(
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side_effect=Exception('Process 35 does not exists anymore'))
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mock_pro.raiseError.side_effect = seffect
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with self.assertRaises(Exception) as cm: # noqa
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utils.terminate_subprocess(35, "test")
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the_exception = cm.exception
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self.assertIn('does not exists anymore',
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str(the_exception))
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