node/test/parallel/test-net-bytes-read.js
Brian White 9a8acad6ff test: use random ports where possible
This helps to prevent issues where a failed test can keep a bound
socket open long enough to cause other tests to fail with EADDRINUSE
because the same port number is used.

PR-URL: https://github.com/nodejs/node/pull/7045
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Rod Vagg <rod@vagg.org>
2016-07-14 12:45:24 -07:00

37 lines
822 B
JavaScript

'use strict';
const common = require('../common');
const assert = require('assert');
const net = require('net');
const big = Buffer(1024 * 1024);
const server = net.createServer((socket) => {
socket.end(big);
server.close();
}).listen(0, () => {
let prev = 0;
function checkRaise(value) {
assert(value > prev);
prev = value;
}
const socket = net.connect(server.address().port, () => {
socket.on('data', (chunk) => {
checkRaise(socket.bytesRead);
});
socket.on('end', common.mustCall(() => {
assert.equal(socket.bytesRead, prev);
assert.equal(big.length, prev);
}));
socket.on('close', common.mustCall(() => {
assert(!socket._handle);
assert.equal(socket.bytesRead, prev);
assert.equal(big.length, prev);
}));
});
socket.end();
});