149 lines
6.0 KiB
Python
149 lines
6.0 KiB
Python
# Copyright 2012, VMware, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from unittest import mock
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import oslo_i18n
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from tacker.agent.linux import utils
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from tacker.tests import base
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_marker = object()
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class AgentUtilsExecuteTest(base.BaseTestCase):
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def setUp(self):
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super(AgentUtilsExecuteTest, self).setUp()
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self.test_file = self.get_temp_file_path('test_execute.tmp')
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open(self.test_file, 'w').close()
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self.process = mock.patch('eventlet.green.subprocess.Popen').start()
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self.process.return_value.returncode = 0
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self.mock_popen = self.process.return_value.communicate
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def test_without_helper(self):
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expected = "%s\n" % self.test_file
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self.mock_popen.return_value = [expected, ""]
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result = utils.execute(["ls", self.test_file])
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self.assertEqual(result, expected)
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def test_with_helper(self):
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expected = "ls %s\n" % self.test_file
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self.mock_popen.return_value = [expected, ""]
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result = utils.execute(["ls", self.test_file], root_helper='echo')
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self.assertEqual(result, expected)
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def test_stderr_true(self):
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expected = "%s\n" % self.test_file
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self.mock_popen.return_value = [expected, ""]
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out = utils.execute(["ls", self.test_file], return_stderr=True)
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self.assertIsInstance(out, tuple)
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self.assertEqual(out, (expected, ""))
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def test_check_exit_code(self):
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self.mock_popen.return_value = ["", ""]
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stdout = utils.execute(["ls", self.test_file[:-1]],
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check_exit_code=False)
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self.assertEqual("", stdout)
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def test_execute_raises(self):
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self.mock_popen.side_effect = RuntimeError
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self.assertRaises(RuntimeError, utils.execute,
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["ls", self.test_file[:-1]])
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def test_process_input(self):
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expected = "%s\n" % self.test_file[:-1]
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self.mock_popen.return_value = [expected, ""]
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result = utils.execute(["cat"], process_input="%s\n" %
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self.test_file[:-1])
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self.assertEqual(result, expected)
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def test_with_addl_env(self):
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expected = "%s\n" % self.test_file
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self.mock_popen.return_value = [expected, ""]
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result = utils.execute(["ls", self.test_file],
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addl_env={'foo': 'bar'})
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self.assertEqual(result, expected)
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def test_return_code_log_error_raise_runtime(self):
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self.mock_popen.return_value = ('', '')
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self.process.return_value.returncode = 1
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with mock.patch.object(utils, 'LOG') as log:
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self.assertRaises(RuntimeError, utils.execute,
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['ls'])
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self.assertTrue(log.error.called)
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def test_return_code_log_error_no_raise_runtime(self):
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self.mock_popen.return_value = ('', '')
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self.process.return_value.returncode = 1
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with mock.patch.object(utils, 'LOG') as log:
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utils.execute(['ls'], check_exit_code=False)
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self.assertTrue(log.error.called)
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def test_return_code_log_debug(self):
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self.mock_popen.return_value = ('', '')
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with mock.patch.object(utils, 'LOG') as log:
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utils.execute(['ls'])
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self.assertTrue(log.debug.called)
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def test_return_code_log_error_change_locale(self):
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ja_output = 'std_out in Japanese'
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ja_error = 'std_err in Japanese'
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ja_message_out = oslo_i18n._message.Message(ja_output)
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ja_message_err = oslo_i18n._message.Message(ja_error)
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ja_translate_out = oslo_i18n._translate.translate(ja_message_out, 'ja')
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ja_translate_err = oslo_i18n._translate.translate(ja_message_err, 'ja')
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self.mock_popen.return_value = (ja_translate_out, ja_translate_err)
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self.process.return_value.returncode = 1
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with mock.patch.object(utils, 'LOG') as log:
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utils.execute(['ls'], check_exit_code=False)
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self.assertIn(ja_translate_out, str(log.error.call_args_list))
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self.assertIn(ja_translate_err, str(log.error.call_args_list))
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def test_return_code_raise_runtime_log_fail_as_error(self):
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self.mock_popen.return_value = ('', '')
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self.process.return_value.returncode = 1
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with mock.patch.object(utils, 'LOG') as log:
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self.assertRaises(RuntimeError, utils.execute,
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['ls'])
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self.assertTrue(log.error.called)
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def test_encode_process_input(self):
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bytes_idata = bytes("%s\n" % self.test_file[:-1], 'utf-8')
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bytes_odata = bytes("%s\n" % self.test_file, 'utf-8')
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self.mock_popen.return_value = [bytes_odata, b'']
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result = utils.execute(['cat'], process_input=bytes_idata)
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self.mock_popen.assert_called_once_with(bytes_idata)
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self.assertEqual(bytes_odata, result)
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def test_return_str_data(self):
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str_data = "%s\n" % self.test_file
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self.mock_popen.return_value = [str_data, '']
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result = utils.execute(['ls', self.test_file], return_stderr=True)
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self.assertEqual((str_data, ''), result)
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class AgentUtilsExecuteEncodeTest(base.BaseTestCase):
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def setUp(self):
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super(AgentUtilsExecuteEncodeTest, self).setUp()
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self.test_file = self.get_temp_file_path('test_execute.tmp')
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open(self.test_file, 'w').close()
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def test_decode_return_data(self):
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str_data = bytes("%s\n" % self.test_file, 'utf-8')
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result = utils.execute(['ls', self.test_file], return_stderr=True)
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self.assertEqual((str_data, bytes('', 'utf-8')), result)
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