coreutils 0.8.0

coreutils ~ GNU coreutils (updated); implemented as universal (cross-platform) utils, written in Rust
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// This file is part of the uutils coreutils package.
//
// For the full copyright and license information, please view the LICENSE
// file that was distributed with this source code.
use regex::Regex;
use uutests::new_ucmd;
use uutests::util::TestScenario;
use uutests::util_name;

/*
 * As dir use the same functions than ls, we don't have to retest them here.
 * We just test the default and the long output
*/

#[test]
fn test_dir() {
    new_ucmd!().succeeds();
}

#[test]
fn test_default_output() {
    let scene = TestScenario::new(util_name!());
    let at = &scene.fixtures;
    at.mkdir("some-dir1");
    at.touch("some-file1");

    scene.ucmd().succeeds().stdout_contains("some-file1");

    scene
        .ucmd()
        .succeeds()
        .stdout_does_not_match(&Regex::new("[rwx-]{10}.*some-file1$").unwrap());
}

#[test]
fn test_long_output() {
    let scene = TestScenario::new(util_name!());
    let at = &scene.fixtures;
    at.mkdir("some-dir1");
    at.touch("some-file1");

    scene
        .ucmd()
        .arg("-l")
        .succeeds()
        .stdout_contains("some-file1");

    scene
        .ucmd()
        .arg("-l")
        .succeeds()
        .stdout_matches(&Regex::new("[rwx-]{10}.*some-file1\n$").unwrap());
}

#[test]
fn test_invalid_option_exit_code() {
    new_ucmd!().arg("-/").fails().code_is(2);
}

#[test]
fn test_help_shows_dir_not_ls() {
    let result = new_ucmd!().arg("--help").succeeds();
    let output = result.stdout_str();

    // Verify help text contains "dir" in the usage line
    assert!(
        output.contains("dir [OPTION]"),
        "Help should show 'dir [OPTION]'"
    );

    // Verify help text does not incorrectly show "ls"
    assert!(
        !output.contains("ls [OPTION]"),
        "Help should not show 'ls [OPTION]'"
    );
}

#[test]
fn test_version() {
    new_ucmd!()
        .arg("--version")
        .succeeds()
        .no_stderr()
        .stdout_is(format!("dir {}\n", uucore::crate_version!()));
}