| // Copyright 2016 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. |
| |
| // ignore-cloudabi no processes |
| // ignore-emscripten no processes |
| |
| fn check_for_no_backtrace(test: std::process::Output) { |
| assert!(!test.status.success()); |
| let err = String::from_utf8_lossy(&test.stderr); |
| let mut it = err.lines(); |
| |
| assert_eq!(it.next().map(|l| l.starts_with("thread '<unnamed>' panicked at")), Some(true)); |
| assert_eq!(it.next(), Some("note: Run with `RUST_BACKTRACE=1` for a backtrace.")); |
| assert_eq!(it.next().map(|l| l.starts_with("thread 'main' panicked at")), Some(true)); |
| assert_eq!(it.next(), None); |
| } |
| |
| fn main() { |
| let args: Vec<String> = std::env::args().collect(); |
| if args.len() > 1 && args[1] == "run_test" { |
| let _ = std::thread::spawn(|| { |
| panic!(); |
| }).join(); |
| |
| panic!(); |
| } else { |
| let test = std::process::Command::new(&args[0]).arg("run_test") |
| .env_remove("RUST_BACKTRACE") |
| .output() |
| .unwrap(); |
| check_for_no_backtrace(test); |
| let test = std::process::Command::new(&args[0]).arg("run_test") |
| .env("RUST_BACKTRACE","0") |
| .output() |
| .unwrap(); |
| check_for_no_backtrace(test); |
| } |
| } |