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// Copyright 2013 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.
// Make sure the destructor is run for unit-like structs.
use std::boxed::BoxAny;
use std::task;
struct Foo;
impl Drop for Foo {
fn drop(&mut self) {
fail!("This failure should happen.");
}
}
pub fn main() {
let x = task::try(proc() {
let _b = Foo;
});
let s = x.unwrap_err().downcast::<&'static str>().unwrap();
assert_eq!(s.as_slice(), "This failure should happen.");
}
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