tutorial008d_py39 - Code Search

docs/en/docs/advanced/testing-websockets.md

# Testing WebSockets { #testing-websockets }

You can use the same `TestClient` to test WebSockets.

For this, you use the `TestClient` in a `with` statement, connecting to the WebSocket:

{* ../../docs_src/app_testing/tutorial002_py39.py hl[27:31] *}

/// note

For more details, check Starlette's documentation for <a href="https://www.starlette.dev/testclient/#testing-websocket-sessions" class="external-link" target="_blank">testing WebSockets</a>.

Created: Sun Dec 28 07:19:09 GMT 2025

- Last Modified: Wed Dec 17 20:41:43 GMT 2025

- 459 bytes

- Click Count (0)

github.com/tiangolo/fastapi

tests/test_tutorial/test_advanced_middleware/test_tutorial002.py

from fastapi.testclient import TestClient

from docs_src.advanced_middleware.tutorial002_py39 import app


def test_middleware():
    client = TestClient(app, base_url="http://example.com")
    response = client.get("/")
    assert response.status_code == 200, response.text
    client = TestClient(app, base_url="http://subdomain.example.com")
    response = client.get("/")
    assert response.status_code == 200, response.text

Created: Sun Dec 28 07:19:09 GMT 2025

- Last Modified: Wed Dec 17 20:41:43 GMT 2025

- 575 bytes

- Click Count (0)

github.com/tiangolo/fastapi

docs/de/docs/advanced/testing-websockets.md

Sie können den schon bekannten `TestClient` zum Testen von WebSockets verwenden.

Dazu verwenden Sie den `TestClient` in einer `with`-Anweisung, eine Verbindung zum WebSocket herstellend:

{* ../../docs_src/app_testing/tutorial002_py39.py hl[27:31] *}

/// note | Hinweis

Created: Sun Dec 28 07:19:09 GMT 2025

- Last Modified: Wed Dec 17 20:41:43 GMT 2025

- 529 bytes

- Click Count (0)

github.com/tiangolo/fastapi

tests/test_tutorial/test_advanced_middleware/test_tutorial003.py

from fastapi.responses import PlainTextResponse
from fastapi.testclient import TestClient

from docs_src.advanced_middleware.tutorial003_py39 import app


@app.get("/large")
async def large():
    return PlainTextResponse("x" * 4000, status_code=200)


client = TestClient(app)


def test_middleware():
    response = client.get("/large", headers={"accept-encoding": "gzip"})
    assert response.status_code == 200, response.text

Created: Sun Dec 28 07:19:09 GMT 2025

- Last Modified: Wed Dec 17 20:41:43 GMT 2025

- 670 bytes

- Click Count (0)

github.com/tiangolo/fastapi

tests/test_tutorial/test_settings/test_tutorial001.py

import importlib

import pytest
from fastapi.testclient import TestClient
from pytest import MonkeyPatch


@pytest.fixture(name="app", params=[pytest.param("tutorial001_py39")])
def get_app(request: pytest.FixtureRequest, monkeypatch: MonkeyPatch):
    monkeypatch.setenv("ADMIN_EMAIL", "******@****.***")
    mod = importlib.import_module(f"docs_src.settings.{request.param}")
    return mod.app


def test_settings(app):

Created: Sun Dec 28 07:19:09 GMT 2025

- Last Modified: Sat Dec 27 12:54:56 GMT 2025

- 690 bytes

- Click Count (0)

github.com/tiangolo/fastapi

tests/test_tutorial/test_behind_a_proxy/test_tutorial001.py

from fastapi.testclient import TestClient

from docs_src.behind_a_proxy.tutorial001_py39 import app

client = TestClient(app, root_path="/api/v1")


def test_main():
    response = client.get("/app")
    assert response.status_code == 200
    assert response.json() == {"message": "Hello World", "root_path": "/api/v1"}


def test_openapi():
    response = client.get("/openapi.json")
    assert response.status_code == 200

Created: Sun Dec 28 07:19:09 GMT 2025

- Last Modified: Wed Dec 17 20:41:43 GMT 2025

- 1K bytes

- Click Count (0)

github.com/tiangolo/fastapi

tests/test_tutorial/test_websockets/test_tutorial001.py

import pytest
from fastapi.testclient import TestClient
from fastapi.websockets import WebSocketDisconnect

from docs_src.websockets.tutorial001_py39 import app

client = TestClient(app)


def test_main():
    response = client.get("/")
    assert response.status_code == 200, response.text
    assert b"<!DOCTYPE html>" in response.content


def test_websocket():
    with pytest.raises(WebSocketDisconnect):

Created: Sun Dec 28 07:19:09 GMT 2025

- Last Modified: Wed Dec 17 20:41:43 GMT 2025

- 827 bytes

- Click Count (0)

github.com/tiangolo/fastapi

tests/test_tutorial/test_response_headers/test_tutorial002.py

from fastapi.testclient import TestClient

from docs_src.response_headers.tutorial002_py39 import app

client = TestClient(app)


def test_path_operation():
    response = client.get("/headers-and-object/")
    assert response.status_code == 200, response.text
    assert response.json() == {"message": "Hello World"}

Created: Sun Dec 28 07:19:09 GMT 2025

- Last Modified: Wed Dec 17 20:41:43 GMT 2025

- 383 bytes

- Click Count (0)

github.com/tiangolo/fastapi

docs/ru/docs/advanced/testing-events.md

Если вам нужно, чтобы `lifespan` выполнялся в ваших тестах, вы можете использовать `TestClient` вместе с оператором `with`:

{* ../../docs_src/app_testing/tutorial004_py39.py hl[9:15,18,27:28,30:32,41:43] *}


Вы можете узнать больше подробностей в статье [Запуск lifespan в тестах на официальном сайте документации Starlette.](https://www.starlette.dev/lifespan/#running-lifespan-in-tests)

Created: Sun Dec 28 07:19:09 GMT 2025

- Last Modified: Wed Dec 17 20:41:43 GMT 2025

- 902 bytes

- Click Count (0)

github.com/tiangolo/fastapi

docs/es/docs/advanced/testing-events.md

{* ../../docs_src/app_testing/tutorial004_py39.py hl[9:15,18,27:28,30:32,41:43] *}


Puedes leer más detalles sobre ["Ejecutar lifespan en tests en el sitio oficial de documentación de Starlette."](https://www.starlette.dev/lifespan/#running-lifespan-in-tests)

Para los eventos obsoletos `startup` y `shutdown`, puedes usar el `TestClient` así:

Created: Sun Dec 28 07:19:09 GMT 2025

- Last Modified: Wed Dec 17 20:41:43 GMT 2025

- 632 bytes

- Click Count (0)

Search Options