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use crate::{WsClient, WsConfig, WsSubscription};
use jsonrpsee_test_utils::helpers::*;
use jsonrpsee_test_utils::types::{Id, WebSocketTestServer};
use jsonrpsee_types::{
error::Error,
traits::{Client, SubscriptionClient},
};
fn assert_error_response(response: Result<jsonrpc::JsonValue, Error>, code: jsonrpc::ErrorCode, message: String) {
let expected = jsonrpc::Error { code, message, data: None };
match response {
Err(Error::Request(err)) => {
assert_eq!(err, expected);
}
e @ _ => panic!("Expected error: \"{}\", got: {:?}", expected, e),
};
}
#[tokio::test]
async fn method_call_works() {
let server = WebSocketTestServer::with_hardcoded_response(
"127.0.0.1:0".parse().unwrap(),
ok_response("hello".into(), Id::Num(0_u64)),
)
.await;
let uri = to_ws_uri_string(server.local_addr());
let client = WsClient::new(WsConfig::with_url(&uri)).await.unwrap();
let response: jsonrpc::JsonValue = client.request("say_hello", jsonrpc::Params::None).await.unwrap();
let exp = jsonrpc::JsonValue::String("hello".to_string());
assert_eq!(response, exp);
}
#[tokio::test]
async fn notif_works() {
// this empty string shouldn't be read because the server shouldn't respond to notifications.
let server = WebSocketTestServer::with_hardcoded_response("127.0.0.1:0".parse().unwrap(), String::new()).await;
let uri = to_ws_uri_string(server.local_addr());
let client = WsClient::new(WsConfig::with_url(&uri)).await.unwrap();
assert!(client.notification("notif", jsonrpc::Params::None).await.is_ok());
}
#[tokio::test]
async fn method_not_found_works() {
let server =
WebSocketTestServer::with_hardcoded_response("127.0.0.1:0".parse().unwrap(), method_not_found(Id::Num(0_u64)))
.await;
let uri = to_ws_uri_string(server.local_addr());
let client = WsClient::new(WsConfig::with_url(&uri)).await.unwrap();
let response: Result<jsonrpc::JsonValue, Error> = client.request("say_hello", jsonrpc::Params::None).await;
assert_error_response(response, jsonrpc::ErrorCode::MethodNotFound, METHOD_NOT_FOUND.into());
}
#[tokio::test]
async fn parse_error_works() {
let server =
WebSocketTestServer::with_hardcoded_response("127.0.0.1:0".parse().unwrap(), parse_error(Id::Num(0_u64))).await;
let uri = to_ws_uri_string(server.local_addr());
let client = WsClient::new(WsConfig::with_url(&uri)).await.unwrap();
let response: Result<jsonrpc::JsonValue, Error> = client.request("say_hello", jsonrpc::Params::None).await;
assert_error_response(response, jsonrpc::ErrorCode::ParseError, PARSE_ERROR.into());
}
#[tokio::test]
async fn invalid_request_works() {
let server =
WebSocketTestServer::with_hardcoded_response("127.0.0.1:0".parse().unwrap(), invalid_request(Id::Num(0_u64)))
.await;
let uri = to_ws_uri_string(server.local_addr());
let client = WsClient::new(WsConfig::with_url(&uri)).await.unwrap();
let response: Result<jsonrpc::JsonValue, Error> = client.request("say_hello", jsonrpc::Params::None).await;
assert_error_response(response, jsonrpc::ErrorCode::InvalidRequest, INVALID_REQUEST.into());
}
#[tokio::test]
async fn invalid_params_works() {
let server =
WebSocketTestServer::with_hardcoded_response("127.0.0.1:0".parse().unwrap(), invalid_params(Id::Num(0_u64)))
.await;
let uri = to_ws_uri_string(server.local_addr());
let client = WsClient::new(WsConfig::with_url(&uri)).await.unwrap();
let response: Result<jsonrpc::JsonValue, Error> = client.request("say_hello", jsonrpc::Params::None).await;
assert_error_response(response, jsonrpc::ErrorCode::InvalidParams, INVALID_PARAMS.into());
}
#[tokio::test]
async fn internal_error_works() {
let server =
WebSocketTestServer::with_hardcoded_response("127.0.0.1:0".parse().unwrap(), internal_error(Id::Num(0_u64)))
.await;
let uri = to_ws_uri_string(server.local_addr());
let client = WsClient::new(WsConfig::with_url(&uri)).await.unwrap();
let response: Result<jsonrpc::JsonValue, Error> = client.request("say_hello", jsonrpc::Params::None).await;
assert_error_response(response, jsonrpc::ErrorCode::InternalError, INTERNAL_ERROR.into());
}
#[tokio::test]
async fn subscription_works() {
let server = WebSocketTestServer::with_hardcoded_subscription(
"127.0.0.1:0".parse().unwrap(),
server_subscription_id_response(Id::Num(0)),
server_subscription_response(jsonrpc::JsonValue::String("hello my friend".to_owned())),
)
.await;
let uri = to_ws_uri_string(server.local_addr());
let client = WsClient::new(WsConfig::with_url(&uri)).await.unwrap();
{
let mut sub: WsSubscription<String> =
client.subscribe("subscribe_hello", jsonrpc::Params::None, "unsubscribe_hello").await.unwrap();
let response: String = sub.next().await.unwrap().into();
assert_eq!("hello my friend".to_owned(), response);
}
}
#[tokio::test]
async fn response_with_wrong_id() {
let server = WebSocketTestServer::with_hardcoded_response(
"127.0.0.1:0".parse().unwrap(),
ok_response(jsonrpc::JsonValue::String("foo".into()), Id::Num(99_u64)),
)
.await;
let uri = to_ws_uri_string(server.local_addr());
let client = WsClient::new(WsConfig::with_url(&uri)).await.unwrap();
let err: Result<String, Error> = client.request("say_hello", jsonrpc::Params::None).await;
assert!(matches!(err, Err(Error::RestartNeeded(e)) if e.to_string().contains("Invalid request ID")));
#[tokio::test]
async fn batch_request_works() {
let _ = env_logger::try_init();
let batch_request = vec![
("say_hello".to_string(), Params::None),
("say_goodbye".to_string(), Params::Array(vec![0.into(), 1.into(), 2.into()])),
("get_swag".to_string(), Params::None),
];
let server_response = r#"[{"jsonrpc":"2.0","result":"hello","id":0}, {"jsonrpc":"2.0","result":"goodbye","id":1}, {"jsonrpc":"2.0","result":"here's your swag","id":2}]"#.to_string();
let response = run_batch_request_with_response(batch_request, server_response).await.unwrap();
assert_eq!(response, vec!["hello".to_string(), "goodbye".to_string(), "here's your swag".to_string()]);
}
#[tokio::test]
async fn batch_request_out_of_order_response() {
let batch_request = vec![
("say_hello".to_string(), Params::None),
("say_goodbye".to_string(), Params::Array(vec![0.into(), 1.into(), 2.into()])),
("get_swag".to_string(), Params::None),
];
let server_response = r#"[{"jsonrpc":"2.0","result":"here's your swag","id":2}, {"jsonrpc":"2.0","result":"hello","id":0}, {"jsonrpc":"2.0","result":"goodbye","id":1}]"#.to_string();
let response = run_batch_request_with_response(batch_request, server_response).await.unwrap();
assert_eq!(response, vec!["hello".to_string(), "goodbye".to_string(), "here's your swag".to_string()]);
}
#[tokio::test]
async fn is_connected_works() {
let server = WebSocketTestServer::with_hardcoded_response(
"127.0.0.1:0".parse().unwrap(),
ok_response(jsonrpc::JsonValue::String("foo".into()), Id::Num(99_u64)),
)
.await;
let uri = to_ws_uri_string(server.local_addr());
let client = WsClient::new(WsConfig::with_url(&uri)).await.unwrap();
assert!(client.is_connected());
client.request::<String, _, _>("say_hello", jsonrpc::Params::None).await.unwrap_err();
assert!(!client.is_connected())
}
async fn run_batch_request_with_response(batch: Vec<(String, Params)>, response: String) -> Result<Vec<String>, Error> {
let server = WebSocketTestServer::with_hardcoded_response("127.0.0.1:0".parse().unwrap(), response).await;
let uri = to_ws_uri_string(server.local_addr());
let client = WsClient::new(WsConfig::with_url(&uri)).await.unwrap();
client.batch_request(batch).await
}