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//! # This is my crate
//!
//! Blah blah blah, more description of the crate.

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

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

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