Use PlainTextResponse in FastAPI/Starlette examples and tests

This sets the content type properly.

examples/fastapi/dynamic.py

@@ -1,12 +1,13 @@
 from asphalt.core import Component, Context, inject, resource
-from fastapi import FastAPI, Response
+from fastapi import FastAPI
+from fastapi.responses import PlainTextResponse
 
 
-async def root() -> Response:
-    return Response("Hello, world!")
+async def root() -> str:
+    return "Hello, world!"
 
 
 class WebRootComponent(Component):
     @inject
     async def start(self, ctx: Context, app: FastAPI = resource()) -> None:
-        app.add_api_route("/", root)
+        app.add_api_route("/", root, response_class=PlainTextResponse)

examples/fastapi/static.py

@@ -1,8 +1,9 @@
-from fastapi import FastAPI, Response
+from fastapi import FastAPI
+from fastapi.responses import PlainTextResponse
 
 application = FastAPI()
 
 
-@application.get("/")
-async def root() -> Response:
-    return Response("Hello, world!")
+@application.get("/", response_class=PlainTextResponse)
+async def root() -> str:
+    return "Hello, world!"

examples/starlette/dynamic.py

@@ -1,11 +1,11 @@
 from asphalt.core import Component, Context, inject, resource
 from starlette.applications import Starlette
 from starlette.requests import Request
-from starlette.responses import Response
+from starlette.responses import PlainTextResponse, Response
 
 
 async def root(request: Request) -> Response:
-    return Response("Hello, world!")
+    return PlainTextResponse("Hello, world!")
 
 
 class WebRootComponent(Component):

examples/starlette/static.py

@@ -1,10 +1,10 @@
 from starlette.applications import Starlette
 from starlette.requests import Request
-from starlette.responses import Response
+from starlette.responses import PlainTextResponse, Response
 
 application = Starlette()
 
 
 @application.route("/")
 async def root(request: Request) -> Response:
-    return Response("Hello, world!")
+    return PlainTextResponse("Hello, world!")

tests/test_fastapi.py

@@ -11,7 +11,7 @@
 from fastapi import FastAPI
 from httpx import AsyncClient
 from starlette.requests import Request
-from starlette.responses import JSONResponse, Response
+from starlette.responses import JSONResponse, PlainTextResponse, Response
 from starlette.websockets import WebSocket
 
 from asphalt.web.fastapi import AsphaltDepends, FastAPIComponent
@@ -160,7 +160,7 @@ async def test_middleware(unused_tcp_port: int, method: str):
         ]
 
     async def root(request: Request) -> Response:
-        return Response("Hello World")
+        return PlainTextResponse("Hello World")
 
     application = FastAPI()
     application.add_api_route("/", root)

tests/test_starlette.py

@@ -11,7 +11,7 @@
 from httpx import AsyncClient
 from starlette.applications import Starlette
 from starlette.requests import Request
-from starlette.responses import JSONResponse, Response
+from starlette.responses import JSONResponse, PlainTextResponse, Response
 from starlette.websockets import WebSocket
 
 from asphalt.web.starlette import StarletteComponent
@@ -147,7 +147,7 @@ async def test_middleware(unused_tcp_port: int, method: str):
         ]
 
     async def root(request: Request) -> Response:
-        return Response("Hello World")
+        return PlainTextResponse("Hello World")
 
     application = Starlette()
     application.add_route("/", root)