nodejs/test/parallel/test-dgram-send-callback-mu...

28 lines
708 B
JavaScript

'use strict';
const common = require('../common');
const assert = require('assert');
const dgram = require('dgram');
const client = dgram.createSocket('udp4');
const messageSent = common.mustCall((err, bytes) => {
assert.strictEqual(bytes, buf1.length + buf2.length);
});
const buf1 = Buffer.alloc(256, 'x');
const buf2 = Buffer.alloc(256, 'y');
client.on('listening', () => {
const port = client.address().port;
client.send([buf1, buf2], port, common.localhostIPv4, messageSent);
});
client.on('message', common.mustCall((buf, info) => {
const expected = Buffer.concat([buf1, buf2]);
assert.ok(buf.equals(expected), 'message was received correctly');
client.close();
}));
client.bind(0);