random-string 1.1.0

Allows to generate random strings based on a given charset and length.
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
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56

use super::*;

#[test]
fn ascii_generation() {
    let charset = "123456";
    assert_eq!(generate(6, charset).len(), 6_usize);
}

#[test]
fn unicode_generation() {
    let charset = "ó❤⚙";
    let result = generate(6, charset).chars().count();
    assert_eq!(result, 6_usize);
}

#[test]
fn default_charsets() {
    const LEN: usize = 10;
    let mut charset;

    charset = charsets::ALPHANUMERIC;
    assert_eq!(
        generate(LEN, charset).chars().count(),
        LEN,
    );

    charset = charsets::ALPHA_LOWER;
    assert_eq!(
        generate(LEN, charset).chars().count(),
        LEN,
    );

    charset = charsets::ALPHA_UPPER;
    assert_eq!(
        generate(LEN, charset).chars().count(),
        LEN,
    );

    charset = charsets::NUMERIC;
    assert_eq!(
        generate(LEN, charset).chars().count(),
        LEN,
    );
}

#[test]
fn random_length_generation() {
    let range = 4..10;
    let charset = "0123456789";

    assert!(
        (4..10).contains(
            &generate_rng(range, charset).chars().count()
        )
    );
}