Files
darkfi/tests/jsonrpc.rs
2023-08-18 11:40:09 +02:00

98 lines
3.0 KiB
Rust

/* This file is part of DarkFi (https://dark.fi)
*
* Copyright (C) 2020-2023 Dyne.org foundation
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
use async_std::{net::TcpListener, sync::Arc, task};
use async_trait::async_trait;
use serde_json::{json, Value};
use smol::channel::{Receiver, Sender};
use url::Url;
use darkfi::{
net::transport::Listener,
rpc::{
client::RpcClient,
jsonrpc::*,
server::{accept, RequestHandler},
},
Result,
};
struct RpcSrv {
stop_sub: (Sender<()>, Receiver<()>),
}
impl RpcSrv {
async fn pong(&self, id: Value, _params: &[Value]) -> JsonResult {
JsonResponse::new(json!("pong"), id).into()
}
async fn kill(&self, id: Value, _params: &[Value]) -> JsonResult {
self.stop_sub.0.send(()).await.unwrap();
JsonResponse::new(json!("bye"), id).into()
}
}
#[async_trait]
impl RequestHandler for RpcSrv {
async fn handle_request(&self, req: JsonRequest) -> JsonResult {
let params = req.params.as_array().unwrap();
match req.method.as_str() {
Some("ping") => return self.pong(req.id, params).await,
Some("kill") => return self.kill(req.id, params).await,
Some(_) | None => return JsonError::new(ErrorCode::MethodNotFound, None, req.id).into(),
}
}
}
#[async_std::test]
async fn jsonrpc_reqrep() -> Result<()> {
// Find an available port
let listener = TcpListener::bind("127.0.0.1:0").await?;
let sockaddr = listener.local_addr()?;
let endpoint = Url::parse(&format!("tcp://127.0.0.1:{}", sockaddr.port()))?;
drop(listener);
let rpcsrv = Arc::new(RpcSrv { stop_sub: smol::channel::unbounded() });
let listener = Listener::new(endpoint.clone()).await?.listen().await?;
task::spawn(async move {
while let Ok((stream, peer_addr)) = listener.next().await {
let _rh = rpcsrv.clone();
task::spawn(async move {
let _ = accept(stream, peer_addr.clone(), _rh).await;
});
}
});
let client = RpcClient::new(endpoint, None).await?;
let req = JsonRequest::new("ping", json!([]));
let rep = client.request(req).await?;
let rep = rep.as_str().unwrap();
assert_eq!(rep, "pong");
let req = JsonRequest::new("kill", json!([]));
let rep = client.request(req).await?;
let rep = rep.as_str().unwrap();
assert_eq!(rep, "bye");
Ok(())
}