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#![cfg(test)]
use crate::WsServer;
use futures::channel::oneshot::{self, Sender};
use jsonrpsee_test_utils::helpers::*;
use jsonrpsee_test_utils::types::{Id, WebSocketTestClient};
use jsonrpsee_types::{error::Error, jsonrpc::JsonValue};
use std::net::SocketAddr;
/// Spawns a dummy `JSONRPC v2 WebSocket`
/// It has two hardcoded methods: "say_hello" and "add"
pub async fn server(server_started: Sender<SocketAddr>) {
let mut server = WsServer::new("127.0.0.1:0").await.unwrap();
server
.register_method("say_hello", |_| {
Ok("hello")
})
.unwrap();
server
.register_method("add", |params| {
let params: Vec<u64> = params.parse()?;
let sum: u64 = params.into_iter().sum();
Ok(sum)
})
.unwrap();
server_started.send(server.local_addr().unwrap()).unwrap();
server.start().await;
}
#[tokio::test]
async fn single_method_call_works() {
let (server_started_tx, server_started_rx) = oneshot::channel::<SocketAddr>();
tokio::spawn(server(server_started_tx));
let server_addr = server_started_rx.await.unwrap();
let mut client = WebSocketTestClient::new(server_addr).await.unwrap();
for i in 0..10 {
let req = format!(r#"{{"jsonrpc":"2.0","method":"say_hello","id":{}}}"#, i);
let response = client.send_request_text(req).await.unwrap();
assert_eq!(response, ok_response(JsonValue::String("hello".to_owned()), Id::Num(i)));
}
}
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#[tokio::test]
async fn single_method_call_with_params_works() {
let (server_started_tx, server_started_rx) = oneshot::channel::<SocketAddr>();
tokio::spawn(server(server_started_tx));
let server_addr = server_started_rx.await.unwrap();
let mut client = WebSocketTestClient::new(server_addr).await.unwrap();
let req = r#"{"jsonrpc":"2.0","method":"add", "params":[1, 2],"id":1}"#;
let response = client.send_request_text(req).await.unwrap();
assert_eq!(response, ok_response(JsonValue::Number(3.into()), Id::Num(1)));
}
#[tokio::test]
async fn single_method_send_binary() {
let (server_started_tx, server_started_rx) = oneshot::channel::<SocketAddr>();
tokio::spawn(server(server_started_tx));
let server_addr = server_started_rx.await.unwrap();
let mut client = WebSocketTestClient::new(server_addr).await.unwrap();
let req = r#"{"jsonrpc":"2.0","method":"add", "params":[1, 2],"id":1}"#;
let response = client.send_request_binary(req.as_bytes()).await.unwrap();
assert_eq!(response, ok_response(JsonValue::Number(3.into()), Id::Num(1)));
}
#[tokio::test]
async fn should_return_method_not_found() {
let (server_started_tx, server_started_rx) = oneshot::channel::<SocketAddr>();
tokio::spawn(server(server_started_tx));
let server_addr = server_started_rx.await.unwrap();
let mut client = WebSocketTestClient::new(server_addr).await.unwrap();
let req = r#"{"jsonrpc":"2.0","method":"bar","id":"foo"}"#;
let response = client.send_request_text(req).await.unwrap();
assert_eq!(response, method_not_found(Id::Str("foo".into())));
}
#[tokio::test]
async fn invalid_json_id_missing_value() {
let (server_started_tx, server_started_rx) = oneshot::channel::<SocketAddr>();
tokio::spawn(server(server_started_tx));
let server_addr = server_started_rx.await.unwrap();
let mut client = WebSocketTestClient::new(server_addr).await.unwrap();
let req = r#"{"jsonrpc":"2.0","method":"say_hello","id"}"#;
let response = client.send_request_text(req).await.unwrap();
// If there was an error in detecting the id in the Request object (e.g. Parse error/Invalid Request), it MUST be Null.
assert_eq!(response, parse_error(Id::Null));
}
#[tokio::test]
async fn invalid_request_object() {
let (server_started_tx, server_started_rx) = oneshot::channel::<SocketAddr>();
tokio::spawn(server(server_started_tx));
let server_addr = server_started_rx.await.unwrap();
let mut client = WebSocketTestClient::new(server_addr).await.unwrap();
let req = r#"{"jsonrpc":"2.0","method":"bar","id":1,"is_not_request_object":1}"#;
let response = client.send_request_text(req).await.unwrap();
assert_eq!(response, invalid_request(Id::Num(1)));
}
#[tokio::test]
async fn register_methods_works() {
let mut server = WsServer::new("127.0.0.1:0").await.unwrap();
assert!(server.register_method("say_hello", |_| Ok("lo")).is_ok());
assert!(server.register_method("say_hello", |_| Ok("lo")).is_err());
assert!(server.register_subscription("subscribe_hello", "unsubscribe_hello").is_ok());
assert!(server.register_subscription("subscribe_hello_again", "unsubscribe_hello").is_err());
server.register_method("subscribe_hello_again", |_| Ok("lo")).is_ok(),
"Failed register_subscription should not have side-effects"
);
}
#[tokio::test]
async fn register_same_subscribe_unsubscribe_is_err() {
let mut server = WsServer::new("127.0.0.1:0").await.unwrap();
server.register_subscription("subscribe_hello", "subscribe_hello"),
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Err(Error::MethodAlreadyRegistered(_))
));
}
#[tokio::test]
async fn parse_error_request_should_not_close_connection() {
let (server_started_tx, server_started_rx) = oneshot::channel::<SocketAddr>();
tokio::spawn(server(server_started_tx));
let server_addr = server_started_rx.await.unwrap();
let mut client = WebSocketTestClient::new(server_addr).await.unwrap();
let invalid_request = r#"{"jsonrpc":"2.0","method":"bar","params":[1,"id":99}"#;
let response1 = client.send_request_text(invalid_request).await.unwrap();
assert_eq!(response1, parse_error(Id::Null));
let request = r#"{"jsonrpc":"2.0","method":"say_hello","id":33}"#;
let response2 = client.send_request_text(request).await.unwrap();
assert_eq!(response2, ok_response(JsonValue::String("hello".to_owned()), Id::Num(33)));
}
#[tokio::test]
async fn invalid_request_should_not_close_connection() {
let (server_started_tx, server_started_rx) = oneshot::channel::<SocketAddr>();
tokio::spawn(server(server_started_tx));
let server_addr = server_started_rx.await.unwrap();
let mut client = WebSocketTestClient::new(server_addr).await.unwrap();
let req = r#"{"jsonrpc":"2.0","method":"bar","id":1,"is_not_request_object":1}"#;
let response = client.send_request_text(req).await.unwrap();
assert_eq!(response, invalid_request(Id::Num(1)));
let request = r#"{"jsonrpc":"2.0","method":"say_hello","id":33}"#;
let response = client.send_request_text(request).await.unwrap();
assert_eq!(response, ok_response(JsonValue::String("hello".to_owned()), Id::Num(33)));
}