Rocket/core/lib/tests/head_handling.rs

74 lines
2.2 KiB
Rust

#![feature(proc_macro_hygiene)]
#[macro_use] extern crate rocket;
use rocket::{http::Status, response::content};
#[get("/empty")]
fn empty() -> Status {
Status::NoContent
}
#[get("/")]
fn index() -> &'static str {
"Hello, world!"
}
#[head("/other")]
fn other() -> content::Json<&'static str> {
content::Json("{ 'hi': 'hello' }")
}
mod head_handling_tests {
use super::*;
use tokio::io::{AsyncRead, AsyncReadExt};
use rocket::Route;
use rocket::local::Client;
use rocket::http::{Status, ContentType};
use rocket::response::Body;
fn routes() -> Vec<Route> {
routes![index, empty, other]
}
async fn assert_empty_sized_body<T: AsyncRead + Unpin>(body: Body<T>, expected_size: u64) {
match body {
Body::Sized(mut body, size) => {
let mut buffer = vec![];
body.read_to_end(&mut buffer).await.unwrap();
assert_eq!(size, expected_size);
assert_eq!(buffer.len(), 0);
}
_ => panic!("Expected a sized body.")
}
}
#[rocket::async_test]
async fn auto_head() {
let client = Client::new(rocket::ignite().mount("/", routes())).await.unwrap();
let mut response = client.head("/").dispatch().await;
assert_eq!(response.status(), Status::Ok);
assert_empty_sized_body(response.body().unwrap(), 13).await;
let content_type: Vec<_> = response.headers().get("Content-Type").collect();
assert_eq!(content_type, vec![ContentType::Plain.to_string()]);
let mut response = client.head("/empty").dispatch().await;
assert_eq!(response.status(), Status::NoContent);
assert!(response.body_bytes().await.is_none());
}
#[rocket::async_test]
async fn user_head() {
let client = Client::new(rocket::ignite().mount("/", routes())).await.unwrap();
let mut response = client.head("/other").dispatch().await;
assert_eq!(response.status(), Status::Ok);
assert_empty_sized_body(response.body().unwrap(), 17).await;
let content_type: Vec<_> = response.headers().get("Content-Type").collect();
assert_eq!(content_type, vec![ContentType::JSON.to_string()]);
}
}