baadii_add_one/
lib.rs

1use rand;
2pub fn add_one(x: i32) -> i32 {
3    x + 1
4}
5
6#[cfg(test)]
7
8mod tests {
9    use super::*;
10
11    #[test]
12    fn it_works() {
13        assert_eq!(3, add_one(2));
14    }
15}