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cp: show errors in cow on linux

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This commit is contained in:
Michael Debertol 2021-06-01 23:06:38 +02:00
parent 3cf966810f
commit a323e9cda1
2 changed files with 23 additions and 2 deletions
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19
tests/by-util/test_cp.rs
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@ -7,6 +7,8 @@ use std::fs::set_permissions;
#[cfg(not(windows))]
use std::os::unix::fs;
#[cfg(target_os = "linux")]
use std::os::unix::fs::PermissionsExt;
#[cfg(windows)]
use std::os::windows::fs::symlink_file;
@ -1257,3 +1259,20 @@ fn test_cp_reflink_bad() {
.fails()
.stderr_contains("invalid argument");
}
#[test]
#[cfg(target_os = "linux")]
fn test_cp_reflink_insufficient_permission() {
let (at, mut ucmd) = at_and_ucmd!();
at.make_file("unreadable")
.set_permissions(PermissionsExt::from_mode(0o000))
.unwrap();
ucmd.arg("-r")
.arg("--reflink=auto")
.arg("unreadable")
.arg(TEST_EXISTING_FILE)
.fails()
.stderr_only("cp: 'unreadable' -> 'existing_file.txt': Permission denied (os error 13)");
}