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du/sort/od/stdbuf: make error handling of SIZE/BYTES/MODE arguments more consistent

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* od: add stderr info for not yet implemented '--strings' flag
This commit is contained in:
Jan Scheer 2021-06-03 21:00:03 +02:00
parent ad26b7a042
commit db3ee61742
9 changed files with 153 additions and 93 deletions
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34
tests/by-util/test_od.rs
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@ -804,3 +804,37 @@ fn test_traditional_only_label() {
",
));
}
#[test]
fn test_od_invalid_bytes() {
const INVALID_SIZE: &str = "1fb4t";
const BIG_SIZE: &str = "1Y";
let input: [u8; 8] = [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00];
let options = [
"--read-bytes",
"--skip-bytes",
"--width",
// "--strings", // TODO: consider testing here once '--strings' is implemented
];
for option in &options {
new_ucmd!()
.arg(format!("{}={}", option, INVALID_SIZE))
.run_piped_stdin(&input[..])
.failure()
.code_is(1)
.stderr_only(format!(
"od: invalid {} argument '{}'",
option, INVALID_SIZE
));
#[cfg(not(target_pointer_width = "128"))]
new_ucmd!()
.arg(format!("{}={}", option, BIG_SIZE))
.run_piped_stdin(&input[..])
.failure()
.code_is(1)
.stderr_only(format!("od: {} argument '{}' too large", option, BIG_SIZE));
}
}