mirror of
https://github.com/GNS3/gns3-server
synced 2024-11-13 20:08:55 +00:00
93 lines
2.7 KiB
Python
93 lines
2.7 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2015 GNS3 Technologies Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import asyncio
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import pytest
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import sys
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from unittest.mock import MagicMock
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from gns3server.utils.asyncio import wait_run_in_executor, subprocess_check_output, wait_for_process_termination, locked_coroutine
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def test_wait_run_in_executor(loop):
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def change_var(param):
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return param
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exec = wait_run_in_executor(change_var, "test")
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result = loop.run_until_complete(asyncio.async(exec))
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assert result == "test"
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def test_exception_wait_run_in_executor(loop):
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def raise_exception():
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raise Exception("test")
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exec = wait_run_in_executor(raise_exception)
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with pytest.raises(Exception):
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result = loop.run_until_complete(asyncio.async(exec))
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@pytest.mark.skipif(sys.platform.startswith("win"), reason="Not supported on Windows")
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def test_subprocess_check_output(loop, tmpdir, restore_original_path):
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path = str(tmpdir / "test")
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with open(path, "w+") as f:
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f.write("TEST")
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exec = subprocess_check_output("cat", path)
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result = loop.run_until_complete(asyncio.async(exec))
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assert result == "TEST"
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def test_wait_for_process_termination(loop):
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process = MagicMock()
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process.returncode = 0
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exec = wait_for_process_termination(process)
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loop.run_until_complete(asyncio.async(exec))
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process = MagicMock()
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process.returncode = None
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exec = wait_for_process_termination(process, timeout=0.5)
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with pytest.raises(asyncio.TimeoutError):
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loop.run_until_complete(asyncio.async(exec))
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def test_lock_decorator(loop):
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"""
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The test check if the the second call to method_to_lock wait for the
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first call to finish
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"""
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class TestLock:
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def __init__(self):
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self._test_val = 0
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@locked_coroutine
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def method_to_lock(self):
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res = self._test_val
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yield from asyncio.sleep(0.1)
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self._test_val += 1
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return res
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i = TestLock()
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res = set(loop.run_until_complete(asyncio.gather(i.method_to_lock(), i.method_to_lock())))
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assert res == set((0, 1,)) # We use a set to test this to avoid order issue
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