Replace yes command by while-echo

The `yes` command is not available on all platforms.
This commit is contained in:
Florian Bartels 2023-03-20 08:34:43 +01:00
parent df61fcaec1
commit 3970793579
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@ -8,14 +8,14 @@
// libstd ignores SIGPIPE, and other libraries may set signal masks.
// Make sure that these behaviors don't get inherited to children
// spawned via std::process, since they're needed for traditional UNIX
// filter behavior. This test checks that `yes | head` terminates
// filter behavior.
// This test checks that `while echo y ; do : ; done | head` terminates
// (instead of running forever), and that it does not print an error
// message about a broken pipe.
// ignore-emscripten no threads support
// ignore-vxworks no 'sh'
// ignore-fuchsia no 'sh'
// ignore-nto no 'yes'
use std::process;
use std::thread;
@ -27,7 +27,11 @@ fn main() {
thread::sleep_ms(5000);
process::exit(1);
});
let output = process::Command::new("sh").arg("-c").arg("yes | head").output().unwrap();
let output = process::Command::new("sh")
.arg("-c")
.arg("while echo y ; do : ; done | head")
.output()
.unwrap();
assert!(output.status.success());
assert!(output.stderr.len() == 0);
}