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//! #My Crate
//! 
//! `my_crate` is a collection of utilities to make performing certain
//! calculations more convenient.

/// Adds one to the number given.
///
/// # Examples
///
/// ```
/// let five = 5;
///
/// assert_eq!(6, martin_my_crate_just_for_fun::add_one(5));
/// ```
pub fn add_one(x: i32) -> i32 {
    x + 1
}

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

    #[test]
    fn add_one_to_two() {
        let three = add_one(2);
        assert_eq!(three, 3);
    }
}