//! An argument that is not UTF-8 is a usage error, not a panic (M3a review finding 7).

use std::ffi::OsStr;
use std::os::unix::ffi::OsStrExt;
use std::process::Command;

#[test]
fn an_argument_that_is_not_utf8_is_a_usage_error() {
    let out = Command::new(env!("CARGO_BIN_EXE_bxctl"))
        .args([OsStr::new("approve"), OsStr::from_bytes(b"4\xff")])
        .output()
        .unwrap();
    assert_eq!(out.status.code(), Some(2));
    let err = String::from_utf8_lossy(&out.stderr);
    assert!(
        err.starts_with("bxctl: an argument is not valid UTF-8"),
        "{err}"
    );
}