gns3-server/tests/utils/test_asyncio.py
2015-04-27 23:28:12 +02:00

70 lines
2.1 KiB
Python

# -*- coding: utf-8 -*-
#
# Copyright (C) 2015 GNS3 Technologies Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import asyncio
import pytest
import sys
from unittest.mock import MagicMock
from gns3server.utils.asyncio import wait_run_in_executor, subprocess_check_output, wait_for_process_termination
def test_wait_run_in_executor(loop):
def change_var(param):
return param
exec = wait_run_in_executor(change_var, "test")
result = loop.run_until_complete(asyncio.async(exec))
assert result == "test"
def test_exception_wait_run_in_executor(loop):
def raise_exception():
raise Exception("test")
exec = wait_run_in_executor(raise_exception)
with pytest.raises(Exception):
result = loop.run_until_complete(asyncio.async(exec))
@pytest.mark.skipif(sys.platform.startswith("win"), reason="Not supported on Windows")
def test_subprocess_check_output(loop, tmpdir, restore_original_path):
path = str(tmpdir / "test")
with open(path, "w+") as f:
f.write("TEST")
exec = subprocess_check_output("cat", path)
result = loop.run_until_complete(asyncio.async(exec))
assert result == "TEST"
def test_wait_for_process_termination(loop):
process = MagicMock()
process.returncode = 0
exec = wait_for_process_termination(process)
loop.run_until_complete(asyncio.async(exec))
process = MagicMock()
process.returncode = None
exec = wait_for_process_termination(process, timeout=0.5)
with pytest.raises(asyncio.TimeoutError):
loop.run_until_complete(asyncio.async(exec))