1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
mod example;

#[cfg(test)]
mod tests {
    #[test]
    fn it_works() {
        assert_eq!(2 + 2, 4);
    }

    #[test]
    fn another_function() {
        let b = Box::new("Hello");
        assert_eq!(*b, "Hello");
    }
}