src/test/run-pass/issue-14021.rs

   1 // Copyright 2014 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 #![feature(old_orphan_check)]
  12
  13 extern crate serialize;
  14
  15 use serialize::{Encodable, Decodable};
  16 use serialize::json;
  17
  18 #[derive(Encodable, Decodable, PartialEq, Debug)]
  19 struct UnitLikeStruct;
  20
  21 pub fn main() {
  22     let obj = UnitLikeStruct;
  23     let json_str: String = json::encode(&obj).unwrap();
  24
  25     let json_object = json::from_str(&json_str);
  26     let mut decoder = json::Decoder::new(json_object.unwrap());
  27     let mut decoded_obj: UnitLikeStruct = Decodable::decode(&mut decoder).unwrap();
  28
  29     assert_eq!(obj, decoded_obj);
  30 }