add/src/lib.rs

// Copyright 2019 GoKeep Author. All rights reserved.
// license that can be found in the LICENSE file.

pub fn add(a: i32, b: i32) -> i32 {
    a + b
}

#[cfg(test)]
mod tests {
    use super::*;
    
    #[test]
    fn test_add() {
        assert_eq!(add(1, 2), 3);
    }


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