class ActionDispatch::TestResponse

See Response for more information on controller response objects.
controller actions.
TestResponse, which represent the HTTP response results of the requested
and ActionDispatch::Integration::Session#post return objects of class
Integration test methods such as ActionDispatch::Integration::Session#get

def self.from_response(response) 

def self.from_response(response)
  new response.status, response.headers, response.body, default_headers: nil
end