#![allow(dead_code)]

use std::path::PathBuf;

pub fn get_test_dir(sub_dirs: Vec<&str>) -> PathBuf {
    let mut dir = PathBuf::from(file!());
    dir.pop();
    dir.pop();
    sub_dirs.iter().for_each(|d| dir.push(d));
    dir
}

pub fn get_random_test_dir(sub_dirs: Vec<&str>, name: &str) -> PathBuf {
    // I don't want to use remove_dir_all in this project because of two cases:
    // 1. It's not safe. All developers including me can do any
    //    mistake. Remember the story of Nvidia / Bumblebee project.
    // 2. There's no good solution for supporting both Windows and *nix systems.
    let mut dir;
    let mut number = 0;
    loop {
        let dir_name = format!("dst-{}-{}", name, number);
        let mut dirs = sub_dirs.to_vec();
        dirs.push(&dir_name);
        dir = get_test_dir(dirs);
        if !dir.exists() {
            break;
        }
        number += 1;
    }
    dir
}