13 lines
163 B
Rust
13 lines
163 B
Rust
|
pub fn add_two(n: i32) -> i32 {
|
||
|
|
n + 2
|
||
|
|
}
|
||
|
|
|
||
|
|
#[cfg(test)]
|
||
|
|
mod tests {
|
||
|
|
use super::*;
|
||
|
|
|
||
|
|
#[test]
|
||
|
|
fn it_works() {
|
||
|
|
assert_eq!(4, add_two(2));
|
||
|
|
}
|
||
|
|
}
|