| // Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| |
| pub fn main() { |
| assert_eq!(format!(concat!("foo", "bar", "{}"), "baz"), "foobarbaz".to_string()); |
| assert_eq!(format!(concat!()), "".to_string()); |
| // check trailing comma is allowed in concat |
| assert_eq!(concat!("qux", "quux",).to_string(), "quxquux".to_string()); |
| |
| assert_eq!( |
| concat!(1, 2, 3, 4f32, 4.0, 'a', true), |
| "12344.0atrue" |
| ); |
| |
| assert!(match "12344.0atrue" { |
| concat!(1, 2, 3, 4f32, 4.0, 'a', true) => true, |
| _ => false |
| }) |
| } |
