openethereum/util/network/src/tests.rs
2016-12-11 19:30:54 +01:00

162 lines
5.2 KiB
Rust

// Copyright 2015, 2016 Parity Technologies (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity 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 General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use super::*;
use std::sync::atomic::{AtomicBool, Ordering as AtomicOrdering};
use std::thread;
use std::time::*;
use util::common::*;
use io::TimerToken;
use ethkey::{Random, Generator};
pub struct TestProtocol {
drop_session: bool,
pub packet: Mutex<Bytes>,
pub got_timeout: AtomicBool,
pub got_disconnect: AtomicBool,
}
impl TestProtocol {
pub fn new(drop_session: bool) -> Self {
TestProtocol {
packet: Mutex::new(Vec::new()),
got_timeout: AtomicBool::new(false),
got_disconnect: AtomicBool::new(false),
drop_session: drop_session,
}
}
/// Creates and register protocol with the network service
pub fn register(service: &mut NetworkService, drop_session: bool) -> Arc<TestProtocol> {
let handler = Arc::new(TestProtocol::new(drop_session));
service.register_protocol(handler.clone(), *b"tst", 1, &[42u8, 43u8]).expect("Error registering test protocol handler");
handler
}
pub fn got_packet(&self) -> bool {
self.packet.lock()[..] == b"hello"[..]
}
pub fn got_timeout(&self) -> bool {
self.got_timeout.load(AtomicOrdering::Relaxed)
}
pub fn got_disconnect(&self) -> bool {
self.got_disconnect.load(AtomicOrdering::Relaxed)
}
}
impl NetworkProtocolHandler for TestProtocol {
fn initialize(&self, io: &NetworkContext) {
io.register_timer(0, 10).unwrap();
}
fn read(&self, _io: &NetworkContext, _peer: &PeerId, packet_id: u8, data: &[u8]) {
assert_eq!(packet_id, 33);
self.packet.lock().extend(data);
}
fn connected(&self, io: &NetworkContext, peer: &PeerId) {
assert!(io.peer_client_version(*peer).contains("Parity"));
if self.drop_session {
io.disconnect_peer(*peer)
} else {
io.respond(33, "hello".to_owned().into_bytes()).unwrap();
}
}
fn disconnected(&self, _io: &NetworkContext, _peer: &PeerId) {
self.got_disconnect.store(true, AtomicOrdering::Relaxed);
}
/// Timer function called after a timeout created with `NetworkContext::timeout`.
fn timeout(&self, _io: &NetworkContext, timer: TimerToken) {
assert_eq!(timer, 0);
self.got_timeout.store(true, AtomicOrdering::Relaxed);
}
}
#[test]
fn net_service() {
let service = NetworkService::new(NetworkConfiguration::new_local()).expect("Error creating network service");
service.start().unwrap();
service.register_protocol(Arc::new(TestProtocol::new(false)), *b"myp", 1, &[1u8]).unwrap();
}
#[test]
fn net_connect() {
::util::log::init_log();
let key1 = Random.generate().unwrap();
let mut config1 = NetworkConfiguration::new_local();
config1.use_secret = Some(key1.secret().clone());
config1.boot_nodes = vec![ ];
let mut service1 = NetworkService::new(config1).unwrap();
service1.start().unwrap();
let handler1 = TestProtocol::register(&mut service1, false);
let mut config2 = NetworkConfiguration::new_local();
info!("net_connect: local URL: {}", service1.local_url().unwrap());
config2.boot_nodes = vec![ service1.local_url().unwrap() ];
let mut service2 = NetworkService::new(config2).unwrap();
service2.start().unwrap();
let handler2 = TestProtocol::register(&mut service2, false);
while !handler1.got_packet() && !handler2.got_packet() && (service1.stats().sessions() == 0 || service2.stats().sessions() == 0) {
thread::sleep(Duration::from_millis(50));
}
assert!(service1.stats().sessions() >= 1);
assert!(service2.stats().sessions() >= 1);
}
#[test]
fn net_start_stop() {
let config = NetworkConfiguration::new_local();
let service = NetworkService::new(config).unwrap();
service.start().unwrap();
service.stop().unwrap();
service.start().unwrap();
}
#[test]
fn net_disconnect() {
let key1 = Random.generate().unwrap();
let mut config1 = NetworkConfiguration::new_local();
config1.use_secret = Some(key1.secret().clone());
config1.boot_nodes = vec![ ];
let mut service1 = NetworkService::new(config1).unwrap();
service1.start().unwrap();
let handler1 = TestProtocol::register(&mut service1, false);
let mut config2 = NetworkConfiguration::new_local();
config2.boot_nodes = vec![ service1.local_url().unwrap() ];
let mut service2 = NetworkService::new(config2).unwrap();
service2.start().unwrap();
let handler2 = TestProtocol::register(&mut service2, true);
while !(handler1.got_disconnect() && handler2.got_disconnect()) {
thread::sleep(Duration::from_millis(50));
}
assert!(handler1.got_disconnect());
assert!(handler2.got_disconnect());
}
#[test]
fn net_timeout() {
let config = NetworkConfiguration::new_local();
let mut service = NetworkService::new(config).unwrap();
service.start().unwrap();
let handler = TestProtocol::register(&mut service, false);
while !handler.got_timeout() {
thread::sleep(Duration::from_millis(50));
}
}