myutil 7.3.0

Rust Util Collections
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38

use crate::ende::hex;
use rand::{thread_rng, RngCore};

#[inline(always)]
pub fn rand_jwt() -> String {
    let mut data = [0u8; 32];
    thread_rng().fill_bytes(&mut data);
    hex::encode(data)
}

#[inline(always)]
pub fn rand_jwt_n(n: usize) -> String {
    hex::encode(rand_data(n))
}

#[inline(always)]
pub fn rand_data(len: usize) -> Vec<u8> {
    let mut data = vec![0u8; len];
    thread_rng().fill_bytes(&mut data);
    data
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn t_rand() {
        let jwt = rand_jwt();
        assert_eq!(jwt.len(), 64);

        let jwt = rand_jwt_n(193);
        assert_eq!(jwt.len(), 2 * 193);

        let data = rand_data(121);
        assert_eq!(data.len(), 121);
    }
}