rufl 0.1.3

A powerful util function library for rust
Documentation 
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use super::rand;
/// Generate random alphabetic or numberic string.
///
/// # Arguments
///
/// * `length` - The char size of random string.
///
/// # Returns
///
/// Returns random alphabetic string with specific length.
///
/// # Examples
///
/// ```
/// use rufl::random;
///
/// let str = random::alpha_number(6);
///
/// assert_eq!(true, str.chars().all(char::is_alphanumeric));
/// assert_eq!(6, str.len());
///
/// ```

pub fn alpha_number(length: usize) -> String {
    rand::rand_string(rand::CharType::AlphaNumberic, length)
}

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

    #[test]
    fn test_alpha_number() {
        let str = alpha_number(6);

        assert_eq!(true, str.chars().all(char::is_alphanumeric));
        assert_eq!(6, str.len());

        assert_eq!("".to_string(), alpha_number(0));
    }
}