【每周一库】 laboratory - A simple, expressive unit test framework

// main.rs
fn main() {
    add_number(1, 2);
    biger_than_10(20);
}

fn add_number (x: u64, y: u64) -> u64 { x + y }
fn biger_than_10(x: u64) -> bool { x > 10 }

#[cfg(test)]
mod tests {

    use super::*;
    use laboratory::{describe, it, expect};

    #[test]
    fn suite() {
        describe("add_number()").specs(vec![
            it("should return 3 when passed 1, 2", |_| {
                expect(add_number(1, 2)).to_equal(3)
            }),

            it("should return 20 when passed 0, 20", |_| {
                expect(add_number(0, 20)).to_equal(20)
            })

        ]).in_nanoseconds().run();

        describe("biger_than_10()").specs(vec![
            it("should return false when passed 10", |_| {
                expect(biger_than_10(10)).to_equal(false)
            }),

            it("should return trun when passed 100", |_| {
                expect(biger_than_10(100)).to_equal(true)
            })
        ]).in_nanoseconds().run();
    }
}