mirror of https://github.com/encode/starlette.git
99 lines
3.2 KiB
Python
99 lines
3.2 KiB
Python
import pytest
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from starlette.applications import Starlette
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from starlette.background import BackgroundTask
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from starlette.middleware.errors import ServerErrorMiddleware
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from starlette.responses import JSONResponse, Response
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from starlette.routing import Route
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def test_handler(test_client_factory):
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async def app(scope, receive, send):
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raise RuntimeError("Something went wrong")
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def error_500(request, exc):
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return JSONResponse({"detail": "Server Error"}, status_code=500)
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app = ServerErrorMiddleware(app, handler=error_500)
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client = test_client_factory(app, raise_server_exceptions=False)
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response = client.get("/")
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assert response.status_code == 500
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assert response.json() == {"detail": "Server Error"}
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def test_debug_text(test_client_factory):
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async def app(scope, receive, send):
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raise RuntimeError("Something went wrong")
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app = ServerErrorMiddleware(app, debug=True)
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client = test_client_factory(app, raise_server_exceptions=False)
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response = client.get("/")
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assert response.status_code == 500
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assert response.headers["content-type"].startswith("text/plain")
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assert "RuntimeError: Something went wrong" in response.text
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def test_debug_html(test_client_factory):
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async def app(scope, receive, send):
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raise RuntimeError("Something went wrong")
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app = ServerErrorMiddleware(app, debug=True)
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client = test_client_factory(app, raise_server_exceptions=False)
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response = client.get("/", headers={"Accept": "text/html, */*"})
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assert response.status_code == 500
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assert response.headers["content-type"].startswith("text/html")
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assert "RuntimeError" in response.text
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def test_debug_after_response_sent(test_client_factory):
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async def app(scope, receive, send):
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response = Response(b"", status_code=204)
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await response(scope, receive, send)
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raise RuntimeError("Something went wrong")
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app = ServerErrorMiddleware(app, debug=True)
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client = test_client_factory(app)
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with pytest.raises(RuntimeError):
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client.get("/")
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def test_debug_not_http(test_client_factory):
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"""
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DebugMiddleware should just pass through any non-http messages as-is.
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"""
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async def app(scope, receive, send):
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raise RuntimeError("Something went wrong")
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app = ServerErrorMiddleware(app)
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with pytest.raises(RuntimeError):
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client = test_client_factory(app)
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with client.websocket_connect("/"):
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pass # pragma: nocover
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def test_background_task(test_client_factory):
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accessed_error_handler = False
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def error_handler(request, exc):
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nonlocal accessed_error_handler
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accessed_error_handler = True
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def raise_exception():
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raise Exception("Something went wrong")
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async def endpoint(request):
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task = BackgroundTask(raise_exception)
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return Response(status_code=204, background=task)
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app = Starlette(
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routes=[Route("/", endpoint=endpoint)],
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exception_handlers={Exception: error_handler},
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)
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client = test_client_factory(app, raise_server_exceptions=False)
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response = client.get("/")
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assert response.status_code == 204
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assert accessed_error_handler
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