fn main() {
    add_one(0);
}

fn add_one (x: u64) -> u64 { x + 1 }

#[cfg(test)]
mod tests {

    use super::*;
    use laboratory::{describe, expect, LabResult, NullState};

    #[test]
    fn suite() -> LabResult {

        describe("add_one()", |suite| {

            suite.it("should return 1", |_| {

                expect(add_one(0)).to_equal(1)

            })

            .it_skip("should return 2", |_| {

                expect(add_one(1)).to_equal(2)
                
            });

        }).state(NullState).run()

    }
}