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from typing import List, Tuple
from fastapi import Depends, FastAPI, Security
from fastapi.security import SecurityScopes
from fastapi.testclient import TestClient
app = FastAPI()
def get_user(required_scopes: SecurityScopes):
return "john", required_scopes.scopes
def get_user_override(required_scopes: SecurityScopes):
return "alice", required_scopes.scopes
def get_data():
return [1, 2, 3]
def get_data_override():
return [3, 4, 5]
@app.get("/user")
def read_user(
user_data: Tuple[str, List[str]] = Security(get_user, scopes=["foo", "bar"]),
data: List[int] = Depends(get_data),
):
return {"user": user_data[0], "scopes": user_data[1], "data": data}
client = TestClient(app)
def test_normal():
response = client.get("/user")
assert response.json() == {
"user": "john",
"scopes": ["foo", "bar"],
"data": [1, 2, 3],
}
def test_override_data():
app.dependency_overrides[get_data] = get_data_override
response = client.get("/user")
assert response.json() == {
"user": "john",
"scopes": ["foo", "bar"],
"data": [3, 4, 5],
}
app.dependency_overrides = {}
def test_override_security():
app.dependency_overrides[get_user] = get_user_override
response = client.get("/user")
assert response.json() == {
"user": "alice",
"scopes": ["foo", "bar"],
"data": [1, 2, 3],
}
app.dependency_overrides = {}
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