rust/src/test/run-pass/allocator-override.rs
2016-09-30 14:02:44 -07:00

30 lines
931 B
Rust

// Copyright 2015 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.
// no-prefer-dynamic
// aux-build:allocator-dummy.rs
// ignore-emscripten
#![feature(test)]
extern crate allocator_dummy;
extern crate test;
fn main() {
unsafe {
let before = allocator_dummy::HITS;
let mut b = Box::new(3);
test::black_box(&mut b); // Make sure the allocation is not optimized away
assert_eq!(allocator_dummy::HITS - before, 1);
drop(b);
assert_eq!(allocator_dummy::HITS - before, 2);
}
}