151 lines
4.2 KiB
Python
151 lines
4.2 KiB
Python
import asyncio
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import os
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import signal
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from queue import Queue
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from types import SimpleNamespace
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from unittest.mock import MagicMock
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import pytest
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from sanic_testing.testing import HOST, PORT
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from sanic.compat import ctrlc_workaround_for_windows
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from sanic.exceptions import BadRequest
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from sanic.response import HTTPResponse
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async def stop(app, loop):
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await asyncio.sleep(0.1)
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app.stop()
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calledq = Queue()
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def set_loop(app, loop):
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global mock
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mock = MagicMock()
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if os.name == "nt":
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signal.signal = mock
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else:
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loop.add_signal_handler = mock
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def after(app, loop):
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print("...")
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calledq.put(mock.called)
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@pytest.mark.skipif(os.name == "nt", reason="May hang CI on py38/windows")
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def test_register_system_signals(app):
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"""Test if sanic register system signals"""
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@app.route("/hello")
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async def hello_route(request):
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return HTTPResponse()
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app.listener("after_server_start")(stop)
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app.listener("before_server_start")(set_loop)
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app.listener("after_server_stop")(after)
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app.run(HOST, PORT, single_process=True)
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assert calledq.get() is True
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@pytest.mark.skipif(os.name == "nt", reason="May hang CI on py38/windows")
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def test_no_register_system_signals_fails(app):
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"""Test if sanic don't register system signals"""
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@app.route("/hello")
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async def hello_route(request):
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return HTTPResponse()
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app.listener("after_server_start")(stop)
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app.listener("before_server_start")(set_loop)
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app.listener("after_server_stop")(after)
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message = (
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r"Cannot run Sanic\.serve with register_sys_signals=False\. Use "
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r"Sanic.serve_single\."
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)
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with pytest.raises(RuntimeError, match=message):
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app.prepare(HOST, PORT, register_sys_signals=False)
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assert calledq.empty()
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@pytest.mark.skipif(os.name == "nt", reason="May hang CI on py38/windows")
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def test_dont_register_system_signals(app):
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"""Test if sanic don't register system signals"""
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@app.route("/hello")
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async def hello_route(request):
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return HTTPResponse()
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app.listener("after_server_start")(stop)
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app.listener("before_server_start")(set_loop)
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app.listener("after_server_stop")(after)
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app.run(HOST, PORT, register_sys_signals=False, single_process=True)
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assert calledq.get() is False
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@pytest.mark.skipif(os.name == "nt", reason="windows cannot SIGINT processes")
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def test_windows_workaround():
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"""Test Windows workaround (on any other OS)"""
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# At least some code coverage, even though this test doesn't work on
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# Windows...
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class MockApp:
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def __init__(self):
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self.state = SimpleNamespace()
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self.state.is_stopping = False
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def stop(self):
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assert not self.state.is_stopping
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self.state.is_stopping = True
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def add_task(self, func):
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loop = asyncio.get_event_loop()
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self.stay_active_task = loop.create_task(func(self))
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async def atest(stop_first):
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app = MockApp()
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ctrlc_workaround_for_windows(app)
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await asyncio.sleep(0.05)
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if stop_first:
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app.stop()
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await asyncio.sleep(0.2)
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assert app.state.is_stopping == stop_first
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# First Ctrl+C: should call app.stop() within 0.1 seconds
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os.kill(os.getpid(), signal.SIGINT)
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await asyncio.sleep(0.2)
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assert app.state.is_stopping
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assert app.stay_active_task.result() is None
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# Second Ctrl+C should raise
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with pytest.raises(KeyboardInterrupt):
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os.kill(os.getpid(), signal.SIGINT)
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return "OK"
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# Run in our private loop
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loop = asyncio.new_event_loop()
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asyncio.set_event_loop(loop)
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res = loop.run_until_complete(atest(False))
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assert res == "OK"
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res = loop.run_until_complete(atest(True))
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assert res == "OK"
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@pytest.mark.skipif(os.name == "nt", reason="May hang CI on py38/windows")
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def test_signals_with_invalid_invocation(app):
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"""Test if sanic register fails with invalid invocation"""
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@app.route("/hello")
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async def hello_route(request):
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return HTTPResponse()
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with pytest.raises(
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BadRequest, match="Invalid event registration: Missing event name"
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):
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app.listener(stop)
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