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// Copyright 2014 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-pretty-expanded FIXME #15189
// ignore-windows FIXME #13259
#![feature(unboxed_closures)]
use std::os;
use std::io::process::Command;
use std::finally::Finally;
use std::str;
#[inline(never)]
fn foo() {
let _v = vec![1i, 2, 3];
if os::getenv("IS_TEST").is_some() {
panic!()
}
}
#[inline(never)]
fn double() {
(|&mut:| {
panic!("once");
}).finally(|| {
panic!("twice");
})
}
fn runtest(me: &str) {
let mut template = Command::new(me);
template.env("IS_TEST", "1");
// Make sure that the stack trace is printed
let p = template.clone().arg("fail").env("RUST_BACKTRACE", "1").spawn().unwrap();
let out = p.wait_with_output().unwrap();
assert!(!out.status.success());
let s = str::from_utf8(out.error.as_slice()).unwrap();
assert!(s.contains("stack backtrace") && s.contains("foo::h"),
"bad output: {}", s);
// Make sure the stack trace is *not* printed
let p = template.clone().arg("fail").spawn().unwrap();
let out = p.wait_with_output().unwrap();
assert!(!out.status.success());
let s = str::from_utf8(out.error.as_slice()).unwrap();
assert!(!s.contains("stack backtrace") && !s.contains("foo::h"),
"bad output2: {}", s);
// Make sure a stack trace is printed
let p = template.clone().arg("double-fail").spawn().unwrap();
let out = p.wait_with_output().unwrap();
assert!(!out.status.success());
let s = str::from_utf8(out.error.as_slice()).unwrap();
// loosened the following from double::h to double:: due to
// spurious failures on mac, 32bit, optimized
assert!(s.contains("stack backtrace") && s.contains("double::"),
"bad output3: {}", s);
// Make sure a stack trace isn't printed too many times
let p = template.clone().arg("double-fail")
.env("RUST_BACKTRACE", "1").spawn().unwrap();
let out = p.wait_with_output().unwrap();
assert!(!out.status.success());
let s = str::from_utf8(out.error.as_slice()).unwrap();
let mut i = 0;
for _ in range(0i, 2) {
i += s.slice_from(i + 10).find_str("stack backtrace").unwrap() + 10;
}
assert!(s.slice_from(i + 10).find_str("stack backtrace").is_none(),
"bad output4: {}", s);
}
fn main() {
let args = os::args();
let args = args.as_slice();
if args.len() >= 2 && args[1].as_slice() == "fail" {
foo();
} else if args.len() >= 2 && args[1].as_slice() == "double-fail" {
double();
} else {
runtest(args[0].as_slice());
}
}
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