| // Copyright 2012 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. |
| |
| #![feature(box_syntax)] |
| |
| fn test_generic<T, F>(expected: Box<T>, eq: F) where T: Clone, F: FnOnce(Box<T>, Box<T>) -> bool { |
| let actual: Box<T> = { expected.clone() }; |
| assert!(eq(expected, actual)); |
| } |
| |
| fn test_box() { |
| fn compare_box(b1: Box<bool>, b2: Box<bool>) -> bool { |
| println!("{}", *b1); |
| println!("{}", *b2); |
| return *b1 == *b2; |
| } |
| test_generic::<bool, _>(box true, compare_box); |
| } |
| |
| pub fn main() { test_box(); } |
