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Merge pull request #7068 from DaringCuteSeal/head-dev-full

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head: make head fail when writing to /dev/full
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Sylvestre Ledru 2025-01-06 09:07:28 +01:00 • committed by GitHub
commit 0459369e92
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4 changed files with 89 additions and 33 deletions
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22
tests/by-util/test_head.rs
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@ -475,3 +475,25 @@ fn test_all_but_last_lines() {
.succeeds()
.stdout_is_fixture("lorem_ipsum_backwards_15_lines.expected");
}
#[cfg(any(target_os = "linux", target_os = "freebsd", target_os = "netbsd"))]
#[test]
fn test_write_to_dev_full() {
use std::fs::OpenOptions;
for append in [true, false] {
{
let dev_full = OpenOptions::new()
.write(true)
.append(append)
.open("/dev/full")
.unwrap();
new_ucmd!()
.pipe_in_fixture(INPUT)
.set_stdout(dev_full)
.run()
.stderr_contains("No space left on device");
}
}
}