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// 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';
const common = require('../common');
const assert = require('assert');
const dns = require('dns');
const net = require('net');
// Test wrong type of ports
{
const portTypeError = common.expectsError({
code: 'ERR_INVALID_ARG_TYPE',
type: TypeError
}, 96);
syncFailToConnect(true, portTypeError);
syncFailToConnect(false, portTypeError);
syncFailToConnect([], portTypeError, true);
syncFailToConnect({}, portTypeError, true);
syncFailToConnect(null, portTypeError);
}
// Test out of range ports
{
const portRangeError = common.expectsError({
code: 'ERR_SOCKET_BAD_PORT',
type: RangeError
}, 168);
syncFailToConnect('', portRangeError);
syncFailToConnect(' ', portRangeError);
syncFailToConnect('0x', portRangeError, true);
syncFailToConnect('-0x1', portRangeError, true);
syncFailToConnect(NaN, portRangeError);
syncFailToConnect(Infinity, portRangeError);
syncFailToConnect(-1, portRangeError);
syncFailToConnect(65536, portRangeError);
}
// Test invalid hints
{
// connect({hint}, cb) and connect({hint})
const hints = (dns.ADDRCONFIG | dns.V4MAPPED) + 42;
const hintOptBlocks = doConnect([{ hints }],
() => common.mustNotCall());
for (const fn of hintOptBlocks) {
common.expectsError(fn, {
code: 'ERR_INVALID_OPT_VALUE',
type: TypeError,
message: /The value "\d+" is invalid for option "hints"/
});
}
}
// Test valid combinations of connect(port) and connect(port, host)
{
const expectedConnections = 72;
let serverConnected = 0;
const server = net.createServer(common.mustCall((socket) => {
socket.end('ok');
if (++serverConnected === expectedConnections) {
server.close();
}
}, expectedConnections));
server.listen(0, 'localhost', common.mustCall(() => {
const port = server.address().port;
// Total connections = 3 * 4(canConnect) * 6(doConnect) = 72
canConnect(port);
canConnect(String(port));
canConnect(`0x${port.toString(16)}`);
}));
// Try connecting to random ports, but do so once the server is closed
server.on('close', () => {
asyncFailToConnect(0);
asyncFailToConnect(/* undefined */);
});
}
function doConnect(args, getCb) {
return [
function createConnectionWithCb() {
return net.createConnection.apply(net, args.concat(getCb()))
.resume();
},
function createConnectionWithoutCb() {
return net.createConnection.apply(net, args)
.on('connect', getCb())
.resume();
},
function connectWithCb() {
return net.connect.apply(net, args.concat(getCb()))
.resume();
},
function connectWithoutCb() {
return net.connect.apply(net, args)
.on('connect', getCb())
.resume();
},
function socketConnectWithCb() {
const socket = new net.Socket();
return socket.connect.apply(socket, args.concat(getCb()))
.resume();
},
function socketConnectWithoutCb() {
const socket = new net.Socket();
return socket.connect.apply(socket, args)
.on('connect', getCb())
.resume();
}
];
}
function syncFailToConnect(port, assertErr, optOnly) {
if (!optOnly) {
// connect(port, cb) and connect(port)
const portArgFunctions = doConnect([port], () => common.mustNotCall());
for (const fn of portArgFunctions) {
assert.throws(fn, assertErr, `${fn.name}(${port})`);
}
// connect(port, host, cb) and connect(port, host)
const portHostArgFunctions = doConnect([port, 'localhost'],
() => common.mustNotCall());
for (const fn of portHostArgFunctions) {
assert.throws(fn, assertErr, `${fn.name}(${port}, 'localhost')`);
}
}
// connect({port}, cb) and connect({port})
const portOptFunctions = doConnect([{ port }], () => common.mustNotCall());
for (const fn of portOptFunctions) {
assert.throws(fn, assertErr, `${fn.name}({port: ${port}})`);
}
// connect({port, host}, cb) and connect({port, host})
const portHostOptFunctions = doConnect([{ port: port, host: 'localhost' }],
() => common.mustNotCall());
for (const fn of portHostOptFunctions) {
assert.throws(fn,
assertErr,
`${fn.name}({port: ${port}, host: 'localhost'})`);
}
}
function canConnect(port) {
const noop = () => common.mustCall();
// connect(port, cb) and connect(port)
const portArgFunctions = doConnect([port], noop);
for (const fn of portArgFunctions) {
fn();
}
// connect(port, host, cb) and connect(port, host)
const portHostArgFunctions = doConnect([port, 'localhost'], noop);
for (const fn of portHostArgFunctions) {
fn();
}
// connect({port}, cb) and connect({port})
const portOptFunctions = doConnect([{ port }], noop);
for (const fn of portOptFunctions) {
fn();
}
// connect({port, host}, cb) and connect({port, host})
const portHostOptFns = doConnect([{ port, host: 'localhost' }], noop);
for (const fn of portHostOptFns) {
fn();
}
}
function asyncFailToConnect(port) {
const onError = () => common.mustCall((err) => {
const regexp = /^Error: connect E\w+.+$/;
assert(regexp.test(String(err)), String(err));
});
const dont = () => common.mustNotCall();
// connect(port, cb) and connect(port)
const portArgFunctions = doConnect([port], dont);
for (const fn of portArgFunctions) {
fn().on('error', onError());
}
// connect({port}, cb) and connect({port})
const portOptFunctions = doConnect([{ port }], dont);
for (const fn of portOptFunctions) {
fn().on('error', onError());
}
// connect({port, host}, cb) and connect({port, host})
const portHostOptFns = doConnect([{ port, host: 'localhost' }], dont);
for (const fn of portHostOptFns) {
fn().on('error', onError());
}
}
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