Turn raw_path into bytes on both websockets implementations

tests/protocols/test_websocket.py

@@ -220,7 +220,7 @@ async def websocket_connect(self, message):
             path = self.scope.get("path")
             raw_path = self.scope.get("raw_path")
             assert path == "/one/two"
-            assert raw_path == "/one%2Ftwo"
+            assert raw_path == b"/one%2Ftwo"
             await self.send({"type": "websocket.accept"})
 
     async def open_connection(url):

uvicorn/protocols/websockets/websockets_impl.py

@@ -133,7 +133,7 @@ async def process_request(self, path, headers):
             "client": self.client,
             "root_path": self.root_path,
             "path": unquote(path_portion),
-            "raw_path": path_portion,
+            "raw_path": path_portion.encode("ascii"),
             "query_string": query_string.encode("ascii"),
             "headers": asgi_headers,
             "subprotocols": subprotocols,

uvicorn/protocols/websockets/wsproto_impl.py

@@ -144,7 +144,7 @@ def handle_connect(self, event):
             "client": self.client,
             "root_path": self.root_path,
             "path": unquote(raw_path),
-            "raw_path": raw_path,
+            "raw_path": raw_path.encode("ascii"),
             "query_string": query_string.encode("ascii"),
             "headers": headers,
             "subprotocols": event.subprotocols,