rocket_cors/tests/manual.rs

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//! This crate tests using `rocket_cors` using manual mode
#![feature(proc_macro_hygiene, decl_macro)]
use hyper;
use std::str::FromStr;
use rocket::http::Method;
use rocket::http::{Header, Status};
use rocket::local::Client;
use rocket::response::Responder;
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use rocket::State;
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use rocket::{get, options, routes};
use rocket::response::Body;
use rocket_cors::*;
/// Using a borrowed `Cors`
#[get("/")]
fn cors(options: State<'_, Cors>) -> impl Responder<'_> {
options
.inner()
.respond_borrowed(|guard| guard.responder("Hello CORS"))
}
#[get("/panic")]
fn panicking_route(options: State<'_, Cors>) -> impl Responder<'_> {
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options.inner().respond_borrowed(|_| {
panic!("This route will panic");
})
}
/// Respond with an owned option instead
#[options("/owned")]
fn owned_options<'r>() -> impl Responder<'r> {
let borrow = make_different_cors_options().to_cors()?;
borrow.respond_owned(|guard| guard.responder("Manual CORS Preflight"))
}
/// Respond with an owned option instead
#[get("/owned")]
fn owned<'r>() -> impl Responder<'r> {
let borrow = make_different_cors_options().to_cors()?;
borrow.respond_owned(|guard| guard.responder("Hello CORS Owned"))
}
// The following routes tests that the routes can be compiled with manual CORS
/// `Responder` with String
#[get("/")]
fn responder_string(options: State<'_, Cors>) -> impl Responder<'_> {
options
.inner()
.respond_borrowed(|guard| guard.responder("Hello CORS".to_string()))
}
struct TestState;
/// Borrow something else from Rocket with lifetime `'r`
#[get("/")]
fn borrow<'r>(options: State<'r, Cors>, test_state: State<'r, TestState>) -> impl Responder<'r> {
let borrow = test_state.inner();
options.inner().respond_borrowed(move |guard| {
let _ = borrow;
guard.responder("Hello CORS".to_string())
})
}
fn make_cors_options() -> CorsOptions {
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let allowed_origins = AllowedOrigins::some_exact(&["https://www.acme.com"]);
CorsOptions {
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allowed_origins,
allowed_methods: vec![Method::Get].into_iter().map(From::from).collect(),
allowed_headers: AllowedHeaders::some(&["Authorization", "Accept"]),
allow_credentials: true,
..Default::default()
}
}
fn make_different_cors_options() -> CorsOptions {
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let allowed_origins = AllowedOrigins::some_exact(&["https://www.example.com"]);
CorsOptions {
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allowed_origins,
allowed_methods: vec![Method::Get].into_iter().map(From::from).collect(),
allowed_headers: AllowedHeaders::some(&["Authorization", "Accept"]),
allow_credentials: true,
..Default::default()
}
}
fn rocket() -> rocket::Rocket {
rocket::ignite()
.mount("/", routes![cors, panicking_route])
.mount("/", routes![owned, owned_options])
.mount("/", catch_all_options_routes()) // mount the catch all routes
.manage(make_cors_options().to_cors().expect("Not to fail"))
}
#[test]
fn smoke_test() {
let client = Client::new(rocket()).unwrap();
// `Options` pre-flight checks
let origin_header =
Header::from(hyper::header::Origin::from_str("https://www.acme.com").unwrap());
let method_header = Header::from(hyper::header::AccessControlRequestMethod(
hyper::method::Method::Get,
));
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let request_headers =
hyper::header::AccessControlRequestHeaders(vec![
FromStr::from_str("Authorization").unwrap()
]);
let request_headers = Header::from(request_headers);
let req = client
.options("/")
.header(origin_header)
.header(method_header)
.header(request_headers);
let response = req.dispatch();
assert!(response.status().class().is_success());
// "Actual" request
let origin_header =
Header::from(hyper::header::Origin::from_str("https://www.acme.com").unwrap());
let authorization = Header::new("Authorization", "let me in");
let req = client.get("/").header(origin_header).header(authorization);
let mut response = req.dispatch();
assert!(response.status().class().is_success());
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let body_str = response.body().and_then(Body::into_string);
assert_eq!(body_str, Some("Hello CORS".to_string()));
let origin_header = response
.headers()
.get_one("Access-Control-Allow-Origin")
.expect("to exist");
assert_eq!("https://www.acme.com", origin_header);
}
#[test]
fn cors_options_borrowed_check() {
let client = Client::new(rocket()).unwrap();
let origin_header =
Header::from(hyper::header::Origin::from_str("https://www.acme.com").unwrap());
let method_header = Header::from(hyper::header::AccessControlRequestMethod(
hyper::method::Method::Get,
));
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let request_headers =
hyper::header::AccessControlRequestHeaders(vec![
FromStr::from_str("Authorization").unwrap()
]);
let request_headers = Header::from(request_headers);
let req = client
.options("/")
.header(origin_header)
.header(method_header)
.header(request_headers);
let response = req.dispatch();
assert!(response.status().class().is_success());
let origin_header = response
.headers()
.get_one("Access-Control-Allow-Origin")
.expect("to exist");
assert_eq!("https://www.acme.com", origin_header);
}
#[test]
fn cors_get_borrowed_check() {
let client = Client::new(rocket()).unwrap();
let origin_header =
Header::from(hyper::header::Origin::from_str("https://www.acme.com").unwrap());
let authorization = Header::new("Authorization", "let me in");
let req = client.get("/").header(origin_header).header(authorization);
let mut response = req.dispatch();
assert!(response.status().class().is_success());
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let body_str = response.body().and_then(Body::into_string);
assert_eq!(body_str, Some("Hello CORS".to_string()));
let origin_header = response
.headers()
.get_one("Access-Control-Allow-Origin")
.expect("to exist");
assert_eq!("https://www.acme.com", origin_header);
}
/// This test is to check that non CORS compliant requests to GET should still work. (i.e. curl)
#[test]
fn cors_get_no_origin() {
let client = Client::new(rocket()).unwrap();
let authorization = Header::new("Authorization", "let me in");
let req = client.get("/").header(authorization);
let mut response = req.dispatch();
assert!(response.status().class().is_success());
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let body_str = response.body().and_then(Body::into_string);
assert_eq!(body_str, Some("Hello CORS".to_string()));
}
#[test]
fn cors_options_bad_origin() {
let client = Client::new(rocket()).unwrap();
let origin_header =
Header::from(hyper::header::Origin::from_str("https://www.bad-origin.com").unwrap());
let method_header = Header::from(hyper::header::AccessControlRequestMethod(
hyper::method::Method::Get,
));
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let request_headers =
hyper::header::AccessControlRequestHeaders(vec![
FromStr::from_str("Authorization").unwrap()
]);
let request_headers = Header::from(request_headers);
let req = client
.options("/")
.header(origin_header)
.header(method_header)
.header(request_headers);
let response = req.dispatch();
assert_eq!(response.status(), Status::Forbidden);
}
#[test]
fn cors_options_missing_origin() {
let client = Client::new(rocket()).unwrap();
let method_header = Header::from(hyper::header::AccessControlRequestMethod(
hyper::method::Method::Get,
));
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let request_headers =
hyper::header::AccessControlRequestHeaders(vec![
FromStr::from_str("Authorization").unwrap()
]);
let request_headers = Header::from(request_headers);
let req = client
.options("/")
.header(method_header)
.header(request_headers);
let response = req.dispatch();
assert!(response.status().class().is_success());
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assert!(response
.headers()
.get_one("Access-Control-Allow-Origin")
.is_none());
}
#[test]
fn cors_options_bad_request_method() {
let client = Client::new(rocket()).unwrap();
let origin_header =
Header::from(hyper::header::Origin::from_str("https://www.acme.com").unwrap());
let method_header = Header::from(hyper::header::AccessControlRequestMethod(
hyper::method::Method::Post,
));
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let request_headers =
hyper::header::AccessControlRequestHeaders(vec![
FromStr::from_str("Authorization").unwrap()
]);
let request_headers = Header::from(request_headers);
let req = client
.options("/")
.header(origin_header)
.header(method_header)
.header(request_headers);
let response = req.dispatch();
assert_eq!(response.status(), Status::Forbidden);
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assert!(response
.headers()
.get_one("Access-Control-Allow-Origin")
.is_none());
}
#[test]
fn cors_options_bad_request_header() {
let client = Client::new(rocket()).unwrap();
let origin_header =
Header::from(hyper::header::Origin::from_str("https://www.acme.com").unwrap());
let method_header = Header::from(hyper::header::AccessControlRequestMethod(
hyper::method::Method::Get,
));
let request_headers =
hyper::header::AccessControlRequestHeaders(vec![FromStr::from_str("Foobar").unwrap()]);
let request_headers = Header::from(request_headers);
let req = client
.options("/")
.header(origin_header)
.header(method_header)
.header(request_headers);
let response = req.dispatch();
assert_eq!(response.status(), Status::Forbidden);
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assert!(response
.headers()
.get_one("Access-Control-Allow-Origin")
.is_none());
}
#[test]
fn cors_get_bad_origin() {
let client = Client::new(rocket()).unwrap();
let origin_header =
Header::from(hyper::header::Origin::from_str("https://www.bad-origin.com").unwrap());
let authorization = Header::new("Authorization", "let me in");
let req = client.get("/").header(origin_header).header(authorization);
let response = req.dispatch();
assert_eq!(response.status(), Status::Forbidden);
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assert!(response
.headers()
.get_one("Access-Control-Allow-Origin")
.is_none());
}
/// This test ensures that on a failing CORS request, the route (along with its side effects)
/// should never be executed.
/// The route used will panic if executed
#[test]
fn routes_failing_checks_are_not_executed() {
let client = Client::new(rocket()).unwrap();
let origin_header =
Header::from(hyper::header::Origin::from_str("https://www.bad-origin.com").unwrap());
let method_header = Header::from(hyper::header::AccessControlRequestMethod(
hyper::method::Method::Get,
));
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let request_headers =
hyper::header::AccessControlRequestHeaders(vec![
FromStr::from_str("Authorization").unwrap()
]);
let request_headers = Header::from(request_headers);
let req = client
.options("/panic")
.header(origin_header)
.header(method_header)
.header(request_headers);
let response = req.dispatch();
assert_eq!(response.status(), Status::Forbidden);
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assert!(response
.headers()
.get_one("Access-Control-Allow-Origin")
.is_none());
}
/// Manual OPTIONS routes are called
#[test]
fn cors_options_owned_check() {
let rocket = rocket();
let client = Client::new(rocket).unwrap();
let origin_header =
Header::from(hyper::header::Origin::from_str("https://www.example.com").unwrap());
let method_header = Header::from(hyper::header::AccessControlRequestMethod(
hyper::method::Method::Get,
));
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let request_headers =
hyper::header::AccessControlRequestHeaders(vec![
FromStr::from_str("Authorization").unwrap()
]);
let request_headers = Header::from(request_headers);
let req = client
.options("/owned")
.header(origin_header)
.header(method_header)
.header(request_headers);
let mut response = req.dispatch();
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let body_str = response.body().and_then(Body::into_string);
assert!(response.status().class().is_success());
assert_eq!(body_str, Some("Manual CORS Preflight".to_string()));
let origin_header = response
.headers()
.get_one("Access-Control-Allow-Origin")
.expect("to exist");
assert_eq!("https://www.example.com", origin_header);
}
/// Owned manual response works
#[test]
fn cors_get_owned_check() {
let client = Client::new(rocket()).unwrap();
let origin_header =
Header::from(hyper::header::Origin::from_str("https://www.example.com").unwrap());
let authorization = Header::new("Authorization", "let me in");
let req = client
.get("/owned")
.header(origin_header)
.header(authorization);
let mut response = req.dispatch();
assert!(response.status().class().is_success());
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let body_str = response.body().and_then(Body::into_string);
assert_eq!(body_str, Some("Hello CORS Owned".to_string()));
let origin_header = response
.headers()
.get_one("Access-Control-Allow-Origin")
.expect("to exist");
assert_eq!("https://www.example.com", origin_header);
}