def METHOD_NAME(self):
    app = self.make_app({"multiauth.policies": "basicauth"})
    self.headers["Authorization"] = "Carrier"
    app.get(self.plural_url, headers=self.headers, status=401)
    self.headers["Authorization"] = "Carrier pigeon"
    app.get(self.plural_url, headers=self.headers, status=401)