```rust

[cfg(test)]

mod tests { use chrono::{Duration, Local}; use super::*;

#[test]
fn it_works() {
    let a: DateTime<Local> = Local::now();
    println!("{}", rand_time(a.sub(Duration::days(180)),a));
    println!("{}", rand_id_no(a));
    println!("{}", rand_phone());
    println!("{}",rand_name());
}

} ```