docstr: Test calling path on an instance of ASGIProxyRequest.
  
  When the path is not passed into the scope, it returns empty string.
  When calling set_path, it correctly sets the path. When the
  path is passed into the scope, it returns the correct value.
docstr_tok: ["Test","calling","path","on","an","instance","of","ASGIProxyRequest",".","When","the","path","is","not","passed","into","the","scope",",","it","returns","empty","string",".","When","calling","set_path",",","it","correctly","sets","the","path",".","When","the","path","is","passed","into","the","scope",",","it","returns","the","correct","value","."]
code: def test_path(self):
      """Test calling path on an instance of ASGIProxyRequest.
  
      When the path is not passed into the scope, it returns empty string.
      When calling set_path, it correctly sets the path. When the
      path is passed into the scope, it returns the correct value.
      """
      proxy_request = self.create_asgi_proxy_request(scope={})
      assert isinstance(proxy_request, ProxyRequest)
      assert proxy_request.path == ""
  
      path = "fake-path"
      proxy_request.set_path(path)
      assert proxy_request.path == path
  
      proxy_request = self.create_asgi_proxy_request(
          scope={"path": path}
      )
      assert isinstance(proxy_request, ProxyRequest)
      assert proxy_request.path == path
  
imports: import pickle
  from unittest.mock import MagicMock
  import pytest
  from ray.serve._private.common import StreamingHTTPRequest, gRPCRequest
  from ray.serve._private.proxy_request_response import ASGIProxyRequest, ProxyRequest, gRPCProxyRequest
  from ray.serve._private.test_utils import FakeGrpcContext
  from ray.serve.generated import serve_pb2
label_desc: Use image node_id 6 for calling the TestASGIProxyRequest obj's underlying member method code with example usage: obj.test_path() without return types