59dd6814f8
* Beging 21.9 release docs * Add PRs to changelog * Change deprecation version * Update logging tests * Bump version * Update changelog
447 lines
12 KiB
Python
447 lines
12 KiB
Python
import asyncio
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import logging
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import re
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from inspect import isawaitable
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from os import environ
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from unittest.mock import Mock, patch
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import pytest
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from sanic import Sanic
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from sanic.config import Config
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from sanic.exceptions import SanicException
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from sanic.response import text
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@pytest.fixture(autouse=True)
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def clear_app_registry():
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Sanic._app_registry = {}
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def uvloop_installed():
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try:
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import uvloop # noqa
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return True
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except ImportError:
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return False
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def test_app_loop_running(app):
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@app.get("/test")
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async def handler(request):
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assert isinstance(app.loop, asyncio.AbstractEventLoop)
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return text("pass")
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request, response = app.test_client.get("/test")
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assert response.text == "pass"
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def test_create_asyncio_server(app):
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if not uvloop_installed():
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loop = asyncio.get_event_loop()
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asyncio_srv_coro = app.create_server(return_asyncio_server=True)
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assert isawaitable(asyncio_srv_coro)
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srv = loop.run_until_complete(asyncio_srv_coro)
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assert srv.is_serving() is True
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def test_asyncio_server_no_start_serving(app):
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if not uvloop_installed():
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loop = asyncio.get_event_loop()
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asyncio_srv_coro = app.create_server(
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port=43123,
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return_asyncio_server=True,
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asyncio_server_kwargs=dict(start_serving=False),
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)
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srv = loop.run_until_complete(asyncio_srv_coro)
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assert srv.is_serving() is False
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def test_asyncio_server_start_serving(app):
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if not uvloop_installed():
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loop = asyncio.get_event_loop()
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asyncio_srv_coro = app.create_server(
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port=43124,
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return_asyncio_server=True,
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asyncio_server_kwargs=dict(start_serving=False),
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)
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srv = loop.run_until_complete(asyncio_srv_coro)
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assert srv.is_serving() is False
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loop.run_until_complete(srv.start_serving())
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assert srv.is_serving() is True
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wait_close = srv.close()
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loop.run_until_complete(wait_close)
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# Looks like we can't easily test `serve_forever()`
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def test_create_server_main(app, caplog):
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app.listener("main_process_start")(lambda *_: ...)
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loop = asyncio.get_event_loop()
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with caplog.at_level(logging.INFO):
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asyncio_srv_coro = app.create_server(return_asyncio_server=True)
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loop.run_until_complete(asyncio_srv_coro)
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assert (
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"sanic.root",
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30,
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"Listener events for the main process are not available with "
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"create_server()",
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) in caplog.record_tuples
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def test_create_server_main_convenience(app, caplog):
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app.main_process_start(lambda *_: ...)
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loop = asyncio.get_event_loop()
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with caplog.at_level(logging.INFO):
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asyncio_srv_coro = app.create_server(return_asyncio_server=True)
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loop.run_until_complete(asyncio_srv_coro)
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assert (
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"sanic.root",
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30,
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"Listener events for the main process are not available with "
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"create_server()",
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) in caplog.record_tuples
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def test_app_loop_not_running(app):
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with pytest.raises(SanicException) as excinfo:
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app.loop
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assert str(excinfo.value) == (
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"Loop can only be retrieved after the app has started "
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"running. Not supported with `create_server` function"
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)
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def test_app_run_raise_type_error(app):
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with pytest.raises(TypeError) as excinfo:
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app.run(loop="loop")
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assert str(excinfo.value) == (
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"loop is not a valid argument. To use an existing loop, "
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"change to create_server().\nSee more: "
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"https://sanic.readthedocs.io/en/latest/sanic/deploying.html"
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"#asynchronous-support"
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)
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def test_app_route_raise_value_error(app):
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with pytest.raises(ValueError) as excinfo:
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@app.route("/test")
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async def handler():
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return text("test")
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assert (
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str(excinfo.value)
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== "Required parameter `request` missing in the handler() route?"
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)
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def test_app_handle_request_handler_is_none(app, monkeypatch):
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def mockreturn(*args, **kwargs):
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return Mock(), None, {}
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# Not sure how to make app.router.get() return None, so use mock here.
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monkeypatch.setattr(app.router, "get", mockreturn)
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@app.get("/test")
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def handler(request):
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return text("test")
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_, response = app.test_client.get("/test")
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assert (
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"'None' was returned while requesting a handler from the router"
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in response.text
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)
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@pytest.mark.parametrize("websocket_enabled", [True, False])
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@pytest.mark.parametrize("enable", [True, False])
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def test_app_enable_websocket(app, websocket_enabled, enable):
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app.websocket_enabled = websocket_enabled
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app.enable_websocket(enable=enable)
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assert app.websocket_enabled == enable
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@app.websocket("/ws")
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async def handler(request, ws):
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await ws.send("test")
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assert app.websocket_enabled == True
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@patch("sanic.app.WebSocketProtocol")
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def test_app_websocket_parameters(websocket_protocol_mock, app):
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app.config.WEBSOCKET_MAX_SIZE = 44
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app.config.WEBSOCKET_PING_TIMEOUT = 48
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app.config.WEBSOCKET_PING_INTERVAL = 50
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@app.websocket("/ws")
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async def handler(request, ws):
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await ws.send("test")
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try:
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# This will fail because WebSocketProtocol is mocked and only the call kwargs matter
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app.test_client.get("/ws")
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except:
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pass
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websocket_protocol_call_args = websocket_protocol_mock.call_args
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ws_kwargs = websocket_protocol_call_args[1]
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assert ws_kwargs["websocket_max_size"] == app.config.WEBSOCKET_MAX_SIZE
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assert (
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ws_kwargs["websocket_ping_timeout"]
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== app.config.WEBSOCKET_PING_TIMEOUT
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)
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assert (
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ws_kwargs["websocket_ping_interval"]
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== app.config.WEBSOCKET_PING_INTERVAL
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)
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def test_handle_request_with_nested_exception(app, monkeypatch):
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err_msg = "Mock Exception"
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# Not sure how to raise an exception in app.error_handler.response(), use mock here
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def mock_error_handler_response(*args, **kwargs):
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raise Exception(err_msg)
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monkeypatch.setattr(
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app.error_handler, "response", mock_error_handler_response
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)
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@app.get("/")
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def handler(request):
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raise Exception
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request, response = app.test_client.get("/")
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assert response.status == 500
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assert response.text == "An error occurred while handling an error"
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def test_handle_request_with_nested_exception_debug(app, monkeypatch):
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err_msg = "Mock Exception"
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# Not sure how to raise an exception in app.error_handler.response(), use mock here
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def mock_error_handler_response(*args, **kwargs):
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raise Exception(err_msg)
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monkeypatch.setattr(
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app.error_handler, "response", mock_error_handler_response
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)
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@app.get("/")
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def handler(request):
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raise Exception
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request, response = app.test_client.get("/", debug=True)
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assert response.status == 500
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assert response.text.startswith(
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f"Error while handling error: {err_msg}\nStack: Traceback (most recent call last):\n"
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)
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def test_handle_request_with_nested_sanic_exception(app, monkeypatch, caplog):
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# Not sure how to raise an exception in app.error_handler.response(), use mock here
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def mock_error_handler_response(*args, **kwargs):
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raise SanicException("Mock SanicException")
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monkeypatch.setattr(
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app.error_handler, "response", mock_error_handler_response
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)
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@app.get("/")
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def handler(request):
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raise Exception
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with caplog.at_level(logging.ERROR):
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request, response = app.test_client.get("/")
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port = request.server_port
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assert port > 0
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assert response.status == 500
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assert "Mock SanicException" in response.text
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assert (
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"sanic.error",
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logging.ERROR,
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f"Exception occurred while handling uri: 'http://127.0.0.1:{port}/'",
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) in caplog.record_tuples
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def test_app_name_required():
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with pytest.raises(SanicException):
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Sanic()
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def test_app_has_test_mode_sync():
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app = Sanic("test")
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@app.get("/")
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def handler(request):
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assert request.app.test_mode
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return text("test")
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_, response = app.test_client.get("/")
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assert response.status == 200
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def test_app_registry():
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instance = Sanic("test")
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assert Sanic._app_registry["test"] is instance
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def test_app_registry_wrong_type():
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with pytest.raises(
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SanicException, match="Registered app must be an instance of Sanic"
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):
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Sanic.register_app(1)
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def test_app_registry_name_reuse():
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Sanic("test")
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Sanic.test_mode = False
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with pytest.raises(
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SanicException, match='Sanic app name "test" already in use.'
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):
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Sanic("test")
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Sanic.test_mode = True
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Sanic("test")
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def test_app_registry_retrieval():
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instance = Sanic("test")
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assert Sanic.get_app("test") is instance
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def test_app_registry_retrieval_from_multiple():
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instance = Sanic("test")
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Sanic("something_else")
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assert Sanic.get_app("test") is instance
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def test_get_app_does_not_exist():
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with pytest.raises(
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SanicException, match='Sanic app name "does-not-exist" not found.'
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):
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Sanic.get_app("does-not-exist")
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def test_get_app_does_not_exist_force_create():
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assert isinstance(
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Sanic.get_app("does-not-exist", force_create=True), Sanic
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)
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def test_get_app_default():
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instance = Sanic("test")
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assert Sanic.get_app() is instance
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def test_get_app_no_default():
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with pytest.raises(
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SanicException, match="No Sanic apps have been registered."
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):
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Sanic.get_app()
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def test_get_app_default_ambiguous():
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Sanic("test1")
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Sanic("test2")
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with pytest.raises(
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SanicException,
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match=re.escape(
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'Multiple Sanic apps found, use Sanic.get_app("app_name")'
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),
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):
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Sanic.get_app()
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def test_app_no_registry():
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Sanic("no-register", register=False)
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with pytest.raises(
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SanicException, match='Sanic app name "no-register" not found.'
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):
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Sanic.get_app("no-register")
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def test_app_no_registry_env():
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environ["SANIC_REGISTER"] = "False"
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Sanic("no-register")
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with pytest.raises(
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SanicException, match='Sanic app name "no-register" not found.'
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):
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Sanic.get_app("no-register")
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del environ["SANIC_REGISTER"]
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def test_app_set_attribute_warning(app):
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with pytest.warns(DeprecationWarning) as record:
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app.foo = 1
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assert len(record) == 1
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assert record[0].message.args[0] == (
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"Setting variables on Sanic instances is deprecated "
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"and will be removed in version 21.12. You should change your "
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"Sanic instance to use instance.ctx.foo instead."
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)
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def test_app_set_context(app):
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app.ctx.foo = 1
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retrieved = Sanic.get_app(app.name)
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assert retrieved.ctx.foo == 1
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def test_subclass_initialisation():
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class CustomSanic(Sanic):
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pass
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CustomSanic("test_subclass_initialisation")
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def test_bad_custom_config():
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with pytest.raises(
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SanicException,
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match=(
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"When instantiating Sanic with config, you cannot also pass "
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"load_env or env_prefix"
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),
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):
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Sanic("test", config=1, load_env=1)
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with pytest.raises(
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SanicException,
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match=(
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"When instantiating Sanic with config, you cannot also pass "
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"load_env or env_prefix"
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),
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):
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Sanic("test", config=1, env_prefix=1)
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def test_custom_config():
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class CustomConfig(Config):
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...
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config = CustomConfig()
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app = Sanic("custom", config=config)
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assert app.config == config
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def test_custom_context():
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class CustomContext:
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...
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ctx = CustomContext()
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app = Sanic("custom", ctx=ctx)
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assert app.ctx == ctx
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