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from fastapi import APIRouter, FastAPI
from fastapi.testclient import TestClient
from pydantic import BaseModel
class State(BaseModel):
app_startup: bool = False
app_shutdown: bool = False
router_startup: bool = False
router_shutdown: bool = False
sub_router_startup: bool = False
sub_router_shutdown: bool = False
state = State()
app = FastAPI()
@app.on_event("startup")
def app_startup():
state.app_startup = True
@app.on_event("shutdown")
def app_shutdown():
state.app_shutdown = True
router = APIRouter()
@router.on_event("startup")
def router_startup():
state.router_startup = True
@router.on_event("shutdown")
def router_shutdown():
state.router_shutdown = True
sub_router = APIRouter()
@sub_router.on_event("startup")
def sub_router_startup():
state.sub_router_startup = True
@sub_router.on_event("shutdown")
def sub_router_shutdown():
state.sub_router_shutdown = True
@sub_router.get("/")
def main():
return {"message": "Hello World"}
router.include_router(sub_router)
app.include_router(router)
def test_router_events():
assert state.app_startup is False
assert state.router_startup is False
assert state.sub_router_startup is False
assert state.app_shutdown is False
assert state.router_shutdown is False
assert state.sub_router_shutdown is False
with TestClient(app) as client:
assert state.app_startup is True
assert state.router_startup is True
assert state.sub_router_startup is True
assert state.app_shutdown is False
assert state.router_shutdown is False
assert state.sub_router_shutdown is False
response = client.get("/")
assert response.status_code == 200, response.text
assert response.json() == {"message": "Hello World"}
assert state.app_startup is True
assert state.router_startup is True
assert state.sub_router_startup is True
assert state.app_shutdown is True
assert state.router_shutdown is True
assert state.sub_router_shutdown is True