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75 lines
2.1 KiB
75 lines
2.1 KiB
# -*- 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, locking
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from tests.utils import AsyncioMagicMock
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async def test_wait_run_in_executor():
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def change_var(param):
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return param
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result = await wait_run_in_executor(change_var, "test")
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assert result == "test"
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async def test_exception_wait_run_in_executor():
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def raise_exception():
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raise Exception("test")
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with pytest.raises(Exception):
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await wait_run_in_executor(raise_exception)
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@pytest.mark.skipif(sys.platform.startswith("win"), reason="Not supported on Windows")
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async def test_subprocess_check_output(tmpdir):
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path = str(tmpdir / "test")
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result = await subprocess_check_output("echo", "-n", path)
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assert result == path
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async def test_lock_decorator():
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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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@locking
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async def method_to_lock(self):
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result = self._test_val
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await asyncio.sleep(0.1)
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self._test_val += 1
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return result
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i = TestLock()
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res = set(await 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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