]> git.proxmox.com Git - rustc.git/blame - src/test/run-pass/multi-panic.rs
Imported Upstream version 1.9.0+dfsg1
[rustc.git] / src / test / run-pass / multi-panic.rs
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1// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
2// file at the top-level directory of this distribution and at
3// http://rust-lang.org/COPYRIGHT.
4//
5// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8// option. This file may not be copied, modified, or distributed
9// except according to those terms.
10
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11fn check_for_no_backtrace(test: std::process::Output) {
12 assert!(!test.status.success());
13 let err = String::from_utf8_lossy(&test.stderr);
14 let mut it = err.lines();
15
16 assert_eq!(it.next().map(|l| l.starts_with("thread '<unnamed>' panicked at")), Some(true));
17 assert_eq!(it.next(), Some("note: Run with `RUST_BACKTRACE=1` for a backtrace."));
18 assert_eq!(it.next().map(|l| l.starts_with("thread '<main>' panicked at")), Some(true));
19 assert_eq!(it.next(), None);
20}
21
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22fn main() {
23 let args: Vec<String> = std::env::args().collect();
24 if args.len() > 1 && args[1] == "run_test" {
25 let _ = std::thread::spawn(|| {
26 panic!();
27 }).join();
28
29 panic!();
30 } else {
31 let test = std::process::Command::new(&args[0]).arg("run_test")
32 .env_remove("RUST_BACKTRACE")
33 .output()
34 .unwrap();
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35 check_for_no_backtrace(test);
36 let test = std::process::Command::new(&args[0]).arg("run_test")
37 .env("RUST_BACKTRACE","0")
38 .output()
39 .unwrap();
40 check_for_no_backtrace(test);
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41 }
42}