nodejs/test/parallel/test-net-reconnect.js

89 lines
2.8 KiB
JavaScript

// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
'use strict';
require('../common');
const assert = require('assert');
const net = require('net');
const N = 50;
let client_recv_count = 0;
let client_end_count = 0;
let disconnect_count = 0;
const server = net.createServer(function(socket) {
console.error('SERVER: got socket connection');
socket.resume();
console.error('SERVER connect, writing');
socket.write('hello\r\n');
socket.on('end', () => {
console.error('SERVER socket end, calling end()');
socket.end();
});
socket.on('close', (had_error) => {
console.log(`SERVER had_error: ${JSON.stringify(had_error)}`);
assert.strictEqual(had_error, false);
});
});
server.listen(0, function() {
console.log('SERVER listening');
const client = net.createConnection(this.address().port);
client.setEncoding('UTF8');
client.on('connect', () => {
console.error('CLIENT connected', client._writableState);
});
client.on('data', function(chunk) {
client_recv_count += 1;
console.log(`client_recv_count ${client_recv_count}`);
assert.strictEqual(chunk, 'hello\r\n');
console.error('CLIENT: calling end', client._writableState);
client.end();
});
client.on('end', () => {
console.error('CLIENT end');
client_end_count++;
});
client.on('close', (had_error) => {
console.log('CLIENT disconnect');
assert.strictEqual(had_error, false);
if (disconnect_count++ < N)
client.connect(server.address().port); // reconnect
else
server.close();
});
});
process.on('exit', () => {
assert.strictEqual(disconnect_count, N + 1);
assert.strictEqual(client_recv_count, N + 1);
assert.strictEqual(client_end_count, N + 1);
});