Coverage for /Users/yunong/workspace/node-restify/test/upgrade.test.js : 88%
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All rights reserved. // vim: set ts=8 sts=8 sw=8 et: var http = require('http'); var Watershed = require('watershed').Watershed; var HttpError = require('../lib/errors').HttpError; var RestError = require('../lib/errors').RestError; var InvalidUpgradeStateError = require('../lib/upgrade').InvalidUpgradeStateError; var restify = require('../lib'); if (require.cache[__dirname + '/lib/helper.js']) delete require.cache[__dirname + '/lib/helper.js']; var helper = require('./lib/helper.js'); ///--- Globals var after = helper.after; var before = helper.before; var test = helper.test; var PORT = process.env.UNIT_TEST_PORT || 0; var CLIENT; var SERVER; var WATERSHED = new Watershed(); var SHEDLIST = []; var TIMEOUT = 15000; ///--- Test Helper function finish_latch(_test, _names) { var complete = false; var t = _test; var names = _names; var iv = setTimeout(function () { if (complete) return; complete = true; t.ok(false, 'timeout after ' + TIMEOUT + 'ms'); t.ok(false, 'remaining latches: ' + Object.keys(names).join(', ')); t.done(); }, TIMEOUT); return (function (name, err) { if (complete) return; if (names[name] === undefined) { complete = true; t.ok(false, 'latch name "' + name + '" not expected'); t.ok(false, 'remaining latches: ' + Object.keys(names).join(', ')); t.done(); return; } if (--names[name] === 0) delete names[name]; /* * Check that all latch names are done, and if so, * end the test: */ if (Object.keys(names).length === 0) { complete = true; clearTimeout(iv); iv = null; t.done(); } }); } ///--- Tests before(function (cb) { try { SERVER = restify.createServer({ dtrace: helper.dtrace, log: helper.getLog('server'), version: ['2.0.0', '0.5.4', '1.4.3'], handleUpgrades: true }); SERVER.listen(PORT, '127.0.0.1', function () { PORT = SERVER.address().port; CLIENT = restify.createHttpClient({ url: 'http://127.0.0.1:' + PORT, dtrace: helper.dtrace, retry: false }); cb(); }); } catch (e) { console.error(e.stack); process.exit(1); } }); after(function (cb) { try { CLIENT.close(); SERVER.close(function () { CLIENT = null; SERVER = null; cb(); }); while (SHEDLIST.length > 0) { SHEDLIST.pop().destroy(); } } catch (e) { console.error(e.stack); process.exit(1); } }); test('GET without upgrade headers', function (t) { var done = finish_latch(t, { 'client response': 1, 'server response': 1 }); SERVER.get('/attach', function (req, res, next) { t.ok(!res.claimUpgrade, 'res.claimUpgrade not present'); res.send(400); next(); done('server response'); }); var options = { headers: { 'uprgade': 'ebfrockets' }, path: '/attach' }; CLIENT.get(options, function (err, req) { t.ifError(err); req.on('error', function (err2) { t.ifError(err2); done('client error'); }); req.on('result', function (err2, res) { if (err2 && err2.name !== 'BadRequestError') t.ifError(err2); t.equal(res.statusCode, 400); res.on('end', function () { done('client response'); }); res.resume(); }); req.on('upgradeResult', function (err2, res) { done('server upgraded unexpectedly'); }); }); }); test('Dueling upgrade and response handling 1', function (t) { var done = finish_latch(t, { 'expected requestUpgrade error': 1, 'client response': 1 }); SERVER.get('/attach', function (req, res, next) { try { res.send(400); } catch (ex) { t.ifError(ex); done('unxpected res.send error'); return; } try { var upg = res.claimUpgrade(); upg.socket.destroy(); } catch (ex) { done('expected requestUpgrade error'); } next(false); }); var wskey = WATERSHED.generateKey(); var options = { headers: { 'connection': 'upgrade', 'upgrade': 'websocket', 'sec-websocket-key': wskey }, path: '/attach' }; CLIENT.get(options, function (err, req) { t.ifError(err); req.on('error', function (err2) { t.ifError(err2); done('client error'); }); req.on('result', function (err2, res) { if (err2 && err2.name !== 'BadRequestError') t.ifError(err2); t.equal(res.statusCode, 400); res.on('end', function () { done('client response'); }); res.resume(); }); req.on('upgradeResult', function (err2, res) { done('server upgraded unexpectedly'); }); }); }); test('Dueling upgrade and response handling 2', function (t) { var done = finish_latch(t, { 'expected res.send error': 1, 'expected server to reset': 1 }); SERVER.get('/attach', function (req, res, next) { try { var upg = res.claimUpgrade(); upg.socket.destroy(); } catch (ex) { t.ifError(ex); done('unexpected requestUpgrade error'); } try { res.send(400); } catch (ex) { if (ex.name !== 'InvalidUpgradeStateError') t.ifError(ex); done('expected res.send error'); return; } next(false); }); var wskey = WATERSHED.generateKey(); var options = { headers: { 'connection': 'upgrade', 'upgrade': 'websocket', 'sec-websocket-key': wskey }, path: '/attach' }; CLIENT.get(options, function (err, req) { t.ifError(err); done('expected server to reset'); return; }); }); test('GET with upgrade headers', function (t) { var done = finish_latch(t, { 'client shed end': 1, 'server shed end': 1 }); SERVER.get('/attach', function (req, res, next) { t.ok(res.claimUpgrade, 'res.claimUpgrade present'); t.doesNotThrow(function () { var upgrade = res.claimUpgrade(); var shed = WATERSHED.accept(req, upgrade.socket, upgrade.head); SHEDLIST.push(shed); shed.end('ok we\'re done here'); shed.on('error', function (err) { t.ifError(err); done('server shed error'); }); shed.on('end', function () { done('server shed end'); }); next(false); }); }); var wskey = WATERSHED.generateKey(); var options = { headers: { 'connection': 'upgrade', 'upgrade': 'websocket', 'sec-websocket-key': wskey }, path: '/attach' }; CLIENT.get(options, function (err, req) { t.ifError(err); req.on('result', function (err2, res) { t.ifError(err2); t.ok(false, 'server did not upgrade'); done(true); }); req.on('upgradeResult', function (err2, res, socket, head) { t.ifError(err2); t.ok(true, 'server upgraded'); t.equal(res.statusCode, 101); t.equal(typeof (socket), 'object'); t.ok(Buffer.isBuffer(head), 'head is Buffer'); t.doesNotThrow(function () { var shed = WATERSHED.connect(res, socket, head, wskey); SHEDLIST.push(shed); shed.end('ok, done'); shed.on('error', function (err3) { t.ifError(err3); done('client shed error'); }); shed.on('end', function () { done('client shed end'); }); }); }); }); }); test('GET with some websocket traffic', function (t) { var done = finish_latch(t, { 'client shed end': 1, 'server shed end': 1, 'server receive message': 5, 'client receive message': 3 }); SERVER.get('/attach', function (req, res, next) { t.ok(res.claimUpgrade, 'res.claimUpgrade present'); t.doesNotThrow(function () { var upgrade = res.claimUpgrade(); var shed = WATERSHED.accept(req, upgrade.socket, upgrade.head); SHEDLIST.push(shed); shed.on('error', function (err) { t.ifError(err); done('server shed error'); }); shed.on('text', function (msg) { if (msg === 'to server') done('server receive message'); }); shed.on('end', function () { done('server shed end'); }); shed.send('to client'); shed.send('to client'); shed.send('to client'); next(false); }); }); var wskey = WATERSHED.generateKey(); var options = { headers: { 'connection': 'upgrade', 'upgrade': 'websocket', 'sec-websocket-key': wskey }, path: '/attach' }; CLIENT.get(options, function (err, req) { t.ifError(err); req.on('result', function (err2, res) { t.ifError(err2); t.ok(false, 'server did not upgrade'); done(true); }); req.on('upgradeResult', function (err2, res, socket, head) { t.ifError(err2); t.ok(true, 'server upgraded'); t.equal(res.statusCode, 101); t.equal(typeof (socket), 'object'); t.ok(Buffer.isBuffer(head), 'head is Buffer'); t.doesNotThrow(function () { var shed = WATERSHED.connect(res, socket, head, wskey); SHEDLIST.push(shed); shed.on('error', function (err3) { t.ifError(err3); done('client shed error'); }); shed.on('end', function () { done('client shed end'); }); shed.on('text', function (msg) { if (msg === 'to client') done('client receive message'); }); var count = 5; var iv = setInterval(function () { if (--count < 0) { clearInterval(iv); shed.end(); } else { shed.send('to server'); } }, 100); }); }); }); }); |