coreutils/tests/by-util/test_fmt.rs

use crate::common::util::TestScenario;

#[test]
fn test_invalid_arg() {
    new_ucmd!().arg("--definitely-invalid").fails().code_is(1);
}

#[test]
fn test_fmt() {
    new_ucmd!()
        .arg("one-word-per-line.txt")
        .succeeds()
        .stdout_is("this is a file with one word per line\n");
}

#[test]
fn test_fmt_quick() {
    for param in ["-q", "--quick"] {
        new_ucmd!()
            .args(&["one-word-per-line.txt", param])
            .succeeds()
            .stdout_is("this is a file with one word per line\n");
    }
}

#[test]
fn test_fmt_width() {
    for param in ["-w", "--width"] {
        new_ucmd!()
            .args(&["one-word-per-line.txt", param, "10"])
            .succeeds()
            .stdout_is("this is\na file\nwith one\nword per\nline\n");
    }
}

#[test]
fn test_fmt_width_too_big() {
    for param in ["-w", "--width"] {
        new_ucmd!()
            .args(&["one-word-per-line.txt", param, "2501"])
            .fails()
            .code_is(1)
            .stderr_is("fmt: invalid width: '2501': Numerical result out of range\n");
    }
}