feat: cache response obj add test case

examples/redis/main.py

@@ -6,7 +6,7 @@ import uvicorn
 from fastapi import FastAPI
 from redis.asyncio.connection import ConnectionPool
 from starlette.requests import Request
-from starlette.responses import Response
+from starlette.responses import Response, JSONResponse
 from fastapi.responses import HTMLResponse
 from fastapi.staticfiles import StaticFiles
 from fastapi.templating import Jinja2Templates
@@ -73,6 +73,12 @@ async def cache_html(request: Request):
     })
 
 
+@app.get("/cache_response_obj")
+@cache(namespace="test", expire=5)
+async def cache_response_obj():
+    return JSONResponse({"a": 1})
+
+
 @app.on_event("startup")
 async def startup():
     pool = ConnectionPool.from_url(url="redis://redis")