mirror of
https://github.com/GNS3/gns3-server.git
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7c7f8fe3ed
Also on Windows and MacOS it return error if we try to use a non existing interfaces. Fix #230
162 lines
4.6 KiB
Python
162 lines
4.6 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 pytest
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import socket
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import asyncio
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import tempfile
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import shutil
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import os
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import sys
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from aiohttp import web
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from unittest.mock import patch
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sys._called_from_test = True
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# Prevent execution of external binaries
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os.environ["PATH"] = tempfile.mkdtemp()
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from gns3server.config import Config
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from gns3server.web.route import Route
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# TODO: get rid of *
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from gns3server.handlers import *
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from gns3server.modules import MODULES
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from gns3server.modules.port_manager import PortManager
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from gns3server.modules.project_manager import ProjectManager
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from tests.handlers.api.base import Query
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@pytest.yield_fixture
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def restore_original_path():
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"""
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Temporary restore a standard path environnement. This allow
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to run external binaries.
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"""
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os.environ["PATH"] = "/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin"
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yield
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os.environ["PATH"] = tempfile.mkdtemp()
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@pytest.fixture(scope="session")
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def loop(request):
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"""Return an event loop and destroy it at the end of test"""
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loop = asyncio.new_event_loop()
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asyncio.set_event_loop(loop) # Replace main loop to avoid conflict between tests
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def tear_down():
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loop.close()
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asyncio.set_event_loop(None)
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request.addfinalizer(tear_down)
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return loop
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def _get_unused_port():
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""" Return an unused port on localhost. In rare occasion it can return
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an already used port (race condition)"""
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s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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s.bind(('localhost', 0))
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addr, port = s.getsockname()
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s.close()
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return port
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@pytest.fixture(scope="session")
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def server(request, loop, port_manager, monkeypatch):
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"""A GNS3 server"""
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port = _get_unused_port()
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host = "localhost"
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app = web.Application()
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for method, route, handler in Route.get_routes():
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app.router.add_route(method, route, handler)
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for module in MODULES:
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instance = module.instance()
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instance.port_manager = port_manager
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srv = loop.create_server(app.make_handler(), host, port)
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srv = loop.run_until_complete(srv)
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def tear_down():
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for module in MODULES:
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instance = module.instance()
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monkeypatch.setattr('gns3server.modules.virtualbox.virtualbox_vm.VirtualBoxVM.close', lambda self: True)
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loop.run_until_complete(instance.unload())
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srv.close()
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srv.wait_closed()
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request.addfinalizer(tear_down)
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return Query(loop, host=host, port=port)
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@pytest.fixture(scope="function")
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def project(tmpdir):
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"""A GNS3 lab"""
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p = ProjectManager.instance().create_project(project_id="a1e920ca-338a-4e9f-b363-aa607b09dd80")
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return p
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@pytest.fixture(scope="session")
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def port_manager():
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"""An instance of port manager"""
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return PortManager("127.0.0.1")
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@pytest.fixture(scope="function")
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def free_console_port(request, port_manager, project):
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"""Get a free TCP port"""
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# In case of already use ports we will raise an exception
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port = port_manager.get_free_tcp_port(project)
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# We release the port immediately in order to allow
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# the test do whatever the test want
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port_manager.release_tcp_port(port, project)
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return port
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@pytest.fixture
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def ethernet_device():
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import netifaces
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return netifaces.interfaces()[0]
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@pytest.yield_fixture(autouse=True)
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def run_around_tests(monkeypatch):
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"""
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This setup a temporay project file environnement around tests
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"""
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tmppath = tempfile.mkdtemp()
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config = Config.instance()
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config.clear()
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config.set("Server", "project_directory", tmppath)
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# Prevent exectuions of the VM if we forgot to mock something
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config.set("VirtualBox", "vboxmanage_path", tmppath)
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config.set("VPCS", "vpcs_path", tmppath)
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monkeypatch.setattr("gns3server.modules.project.Project._get_default_project_directory", lambda *args: tmppath)
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yield
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# An helper should not raise Exception
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try:
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shutil.rmtree(tmppath)
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except:
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pass
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