starlette/tests/test_testclient.py

54 lines
1.1 KiB
Python

import pytest
from starlette.applications import Starlette
from starlette.responses import JSONResponse
from starlette.testclient import TestClient
mock_service = Starlette()
@mock_service.route("/")
def mock_service_endpoint(request):
return JSONResponse({"mock": "example"})
app = Starlette()
@app.route("/")
def homepage(request):
client = TestClient(mock_service)
response = client.get("/")
return JSONResponse(response.json())
startup_error_app = Starlette()
@startup_error_app.on_event("startup")
def startup():
raise RuntimeError()
def test_use_testclient_in_endpoint():
"""
We should be able to use the test client within applications.
This is useful if we need to mock out other services,
during tests or in development.
"""
client = TestClient(app)
response = client.get("/")
assert response.json() == {"mock": "example"}
def testclient_as_contextmanager():
with TestClient(app):
pass
def test_error_on_startup():
with pytest.raises(RuntimeError):
with TestClient(startup_error_app):
pass # pragma: no cover