rust/src/test/run-pass/deriving-default-box.rs

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2014-11-06 16:49:08 +00:00
// 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.
use std::default::Default;
#[deriving(Default)]
struct A {
foo: Box<[bool]>,
}
pub fn main() {
let a: A = Default::default();
let b: Box<[_]> = box [];
assert_eq!(a.foo, b);
}