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Merge pull request #6157 from BenWiederhake/dev-tee-fail-open

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tee: Correctly handle read-only files, avoid unnecessary wrapping
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Sylvestre Ledru 2024-04-01 01:41:40 +02:00 • committed by GitHub
commit 4482a6248f
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2 changed files with 50 additions and 30 deletions
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22
tests/by-util/test_tee.rs
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@ -3,6 +3,7 @@
// For the full copyright and license information, please view the LICENSE
// file that was distributed with this source code.
use crate::common::util::TestScenario;
use regex::Regex;
#[cfg(target_os = "linux")]
use std::fmt::Write;
@ -92,6 +93,27 @@ fn test_tee_no_more_writeable_1() {
assert_eq!(at.read(file_out), content);
}
#[test]
fn test_readonly() {
let (at, mut ucmd) = at_and_ucmd!();
let content_tee = "hello";
let content_file = "world";
let file_out = "tee_file_out";
let writable_file = "tee_file_out2";
at.write(file_out, content_file);
at.set_readonly(file_out);
ucmd.arg(file_out)
.arg(writable_file)
.pipe_in(content_tee)
.ignore_stdin_write_error()
.fails()
.stdout_is(content_tee)
// Windows says "Access is denied" for some reason.
.stderr_matches(&Regex::new("(Permission|Access is) denied").unwrap());
assert_eq!(at.read(file_out), content_file);
assert_eq!(at.read(writable_file), content_tee);
}
#[test]
#[cfg(target_os = "linux")]
fn test_tee_no_more_writeable_2() {