1 // Copyright 2012-2014 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.
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.
11 #[derive(Clone, Debug)]
17 fn check_log<T: std::fmt::Debug>(exp: String, v: T) {
18 assert_eq!(exp, format!("{:?}", v));
22 let mut x = Some(foo::a(22));
23 let exp = "Some(a(22))".to_string();
24 let act = format!("{:?}", x);
29 let exp = "None".to_string();
30 let act = format!("{:?}", x);