Rocket/examples/testing/src/main.rs

#![feature(plugin)]
#![plugin(rocket_codegen)]

extern crate rocket;

#[get("/")]
fn hello() -> &'static str {
    "Hello, world!"
}

fn main() {
    rocket::ignite().mount("/", routes![hello]).launch()
}

#[cfg(test)]
mod test {
    use super::rocket;
    use rocket::testing::MockRequest;
    use rocket::http::Method::*;

    #[test]
    fn test_hello() {
        let rocket = rocket::ignite().mount("/", routes![super::hello]);
        let result = MockRequest::new(Get, "/").dispatch_with(&rocket);
        assert_eq!(result.unwrap().as_str(), "Hello, world!");
    }
}