rust/src/test/ui/default-alloc-error-hook.rs
2019-07-27 18:56:16 +03:00

21 lines
594 B
Rust

// run-pass
// ignore-cloudabi no processes
// ignore-emscripten no processes
// ignore-sgx no processes
use std::alloc::{Layout, handle_alloc_error};
use std::env;
use std::process::Command;
use std::str;
fn main() {
if env::args().len() > 1 {
handle_alloc_error(Layout::new::<[u8; 42]>())
}
let me = env::current_exe().unwrap();
let output = Command::new(&me).arg("next").output().unwrap();
assert!(!output.status.success(), "{:?} is a success", output.status);
assert_eq!(str::from_utf8(&output.stderr).unwrap(), "memory allocation of 42 bytes failed");
}