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dht-flood
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2 changed files with 31 additions and 34 deletions
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1
package.json
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@ -18,7 +18,6 @@
"hyperswarm": "^4.3.5",
"prettier": "^2.7.1",
"protoc": "^1.1.3",
"sleep-promise": "^9.1.0",
"sodium-universal": "^3.1.0",
"tape": "^5.6.1"
}

64
test.js
View File

@ -1,5 +1,4 @@
const test = require("tape");
const sleep = require("sleep-promise");
const Hyperswarm = require("hyperswarm");
const sodium = require("sodium-universal");
const b4a = require("b4a");
@ -9,45 +8,46 @@ const crypto = require("crypto");
const topicName = crypto.randomBytes(10);
test("Broadcast through several peers", (t) => {
const peer1 = createPeer();
const peer2 = createPeer();
const peer3 = createPeer();
t.plan(2);
Promise.all([createPeer(100), createPeer(300), createPeer(500)]).then(
(peers) => {
const peer1 = peers.shift();
const peer2 = peers.shift();
const peer3 = peers.shift();
const flood1 = new DHTFlood({ swarm: peer1 });
const flood2 = new DHTFlood({ swarm: peer2 });
const flood3 = new DHTFlood({ swarm: peer3 });
const data = Buffer.from("Hello World");
Promise.all([peer1, peer2, peer3]).then((peers) => {
const peer1 = peers.shift();
const peer2 = peers.shift();
const peer3 = peers.shift();
flood1.on("message", () => t.error("Got own message"));
const flood1 = new DHTFlood({ swarm: peer1 });
const flood2 = new DHTFlood({ swarm: peer2 });
const flood3 = new DHTFlood({ swarm: peer3 });
const data = Buffer.from("Hello World");
flood2.on("message", (message) => {
t.deepEquals(message, data, "Data got broadcast");
});
flood3.on("message", (message) => {
t.deepEquals(message, data, "Data got broadcast");
});
flood1.on("message", () => t.error("Got own message"));
function maybeFlood() {
if (peer1.peers.size === 2) {
flood1.broadcast(data);
peer1.removeListener("connection", maybeFlood);
}
flood2.on("message", (message) => {
t.deepEquals(message, data, "Data got broadcast");
});
flood3.on("message", (message) => {
t.deepEquals(message, data, "Data got broadcast");
});
function maybeFlood() {
if (peer1.peers.size === 2) {
flood1.broadcast(data);
peer1.removeListener("connection", maybeFlood);
}
peer1.on("connection", maybeFlood);
t.teardown(() => {
[peer1, peer2, peer3].forEach((item) => item.destroy());
});
}
);
peer1.on("connection", maybeFlood);
t.teardown(() => {
[peer1, peer2, peer3].forEach((item) => item.destroy());
});
});
});
async function createPeer(ms) {
await sleep(ms / 2);
async function createPeer() {
const swarm = new Hyperswarm();
await swarm.dht.ready();
await swarm.listen();
@ -57,7 +57,5 @@ async function createPeer(ms) {
swarm.join(topic);
await sleep(ms / 2);
return swarm;
}