freezer/tests/unit/test_exec_cmd.py
eldar nugaev c4218f0385 Fix freezer for py3 compatibility
Change-Id: I03160bf2dba1b67b1daf7c60f4f0182acc2a4d90
2016-02-12 01:39:34 +00:00

49 lines
1.9 KiB
Python

# (c) Copyright 2014,2015 Hewlett-Packard Development Company, L.P.
#
# 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.
from freezer import exec_cmd
from mock import patch, Mock
import subprocess
import unittest
class TestExec(unittest.TestCase):
def test_exec_cmd(self):
cmd="echo test > test.txt"
popen=patch('freezer.exec_cmd.subprocess.Popen')
mock_popen=popen.start()
mock_popen.return_value = Mock()
mock_popen.return_value.communicate = Mock()
mock_popen.return_value.communicate.return_value = ['some stderr']
mock_popen.return_value.returncode = 0
exec_cmd.execute(cmd)
assert (mock_popen.call_count == 1)
mock_popen.assert_called_with(['echo', 'test', '>', 'test.txt'],
shell=False,
stderr=subprocess.PIPE,
stdout=subprocess.PIPE)
popen.stop()
def test__exec_cmd_with_pipe(self):
cmd="echo test|wc -l"
popen=patch('freezer.exec_cmd.subprocess.Popen')
mock_popen=popen.start()
mock_popen.return_value = Mock()
mock_popen.return_value.communicate = Mock()
mock_popen.return_value.communicate.return_value = ['some stderr']
mock_popen.return_value.returncode = 0
exec_cmd.execute(cmd)
assert (mock_popen.call_count == 2)
popen.stop()