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tests/tee: enable no_more_writable test #8219

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Merged
cakebaker merged 2 commits into from
Jun 18, 2025
Merged

tests/tee: enable no_more_writable test #8219

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7310c7f
tests/tee: enable no_more_writable test
Maximkaaa Jun 18, 2025
1613cdb
tests/tee: move no_more_writable test to linux_only module
Maximkaaa Jun 18, 2025
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50 changes: 24 additions & 26 deletions tests/by-util/test_tee.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -134,32 +134,6 @@ fn test_readonly() {
assert_eq!(at.read(writable_file), content_tee);
}

#[test]
#[cfg(target_os = "linux")]
fn test_tee_no_more_writeable_2() {
// should be equals to 'tee out1 out2 >/dev/full <multi_read' call
// but currently there is no way to redirect stdout to /dev/full
// so this test is disabled
let (_at, mut ucmd) = at_and_ucmd!();
let _content = (1..=10).fold(String::new(), |mut output, x| {
let _ = writeln!(output, "{x}");
output
});
let file_out_a = "tee_file_out_a";
let file_out_b = "tee_file_out_b";

let _result = ucmd
.arg(file_out_a)
.arg(file_out_b)
.pipe_in("/dev/full")
.succeeds(); // TODO: expected to succeed currently; change to fails() when required

// TODO: comment in after https://github.com/uutils/coreutils/issues/1805 is fixed
// assert_eq!(at.read(file_out_a), content);
// assert_eq!(at.read(file_out_b), content);
// assert!(result.stderr.contains("No space left on device"));
}

#[cfg(target_os = "linux")]
mod linux_only {
use uutests::util::{AtPath, CmdResult, TestScenario, UCommand};
Expand Down Expand Up @@ -581,4 +555,28 @@ mod linux_only {
expect_success(&output);
expect_correct(file_out_a, &at, content.as_str());
}

#[test]
fn test_tee_no_more_writeable_2() {
use std::fs::File;
let (at, mut ucmd) = at_and_ucmd!();
let content = (1..=10).fold(String::new(), |mut output, x| {
let _ = writeln!(output, "{x}");
output
});
let file_out_a = "tee_file_out_a";
let file_out_b = "tee_file_out_b";
let dev_full = File::options().append(true).open("/dev/full").unwrap();

let result = ucmd
.arg(file_out_a)
.arg(file_out_b)
.set_stdout(dev_full)
.pipe_in(content.as_bytes())
.fails();

assert_eq!(at.read(file_out_a), content);
assert_eq!(at.read(file_out_b), content);
assert!(result.stderr_str().contains("No space left on device"));
}
}
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