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+
+/**
+ * Module dependencies.
+ */
+
+var fs = require('fs');
+var url = require('url');
+var http = require('http');
+var https = require('https');
+var assert = require('assert');
+var Proxy = require('proxy');
+var Semver = require('semver');
+var version = new Semver(process.version);
+var HttpsProxyAgent = require('../');
+
+describe('HttpsProxyAgent', function () {
+
+ var server;
+ var serverPort;
+
+ var sslServer;
+ var sslServerPort;
+
+ var proxy;
+ var proxyPort;
+
+ var sslProxy;
+ var sslProxyPort;
+
+ before(function (done) {
+ // setup target HTTP server
+ server = http.createServer();
+ server.listen(function () {
+ serverPort = server.address().port;
+ done();
+ });
+ });
+
+ before(function (done) {
+ // setup HTTP proxy server
+ proxy = Proxy();
+ proxy.listen(function () {
+ proxyPort = proxy.address().port;
+ done();
+ });
+ });
+
+ before(function (done) {
+ // setup target HTTPS server
+ var options = {
+ key: fs.readFileSync(__dirname + '/ssl-cert-snakeoil.key'),
+ cert: fs.readFileSync(__dirname + '/ssl-cert-snakeoil.pem')
+ };
+ sslServer = https.createServer(options);
+ sslServer.listen(function () {
+ sslServerPort = sslServer.address().port;
+ done();
+ });
+ });
+
+ before(function (done) {
+ // setup SSL HTTP proxy server
+ var options = {
+ key: fs.readFileSync(__dirname + '/ssl-cert-snakeoil.key'),
+ cert: fs.readFileSync(__dirname + '/ssl-cert-snakeoil.pem')
+ };
+ sslProxy = Proxy(https.createServer(options));
+ sslProxy.listen(function () {
+ sslProxyPort = sslProxy.address().port;
+ done();
+ });
+ });
+
+ // shut down test HTTP server
+ after(function (done) {
+ server.once('close', function () { done(); });
+ server.close();
+ });
+
+ after(function (done) {
+ proxy.once('close', function () { done(); });
+ proxy.close();
+ });
+
+ after(function (done) {
+ sslServer.once('close', function () { done(); });
+ sslServer.close();
+ });
+
+ after(function (done) {
+ sslProxy.once('close', function () { done(); });
+ sslProxy.close();
+ });
+
+ describe('constructor', function () {
+ it('should throw an Error if no "proxy" argument is given', function () {
+ assert.throws(function () {
+ new HttpsProxyAgent();
+ });
+ });
+ it('should accept a "string" proxy argument', function () {
+ var agent = new HttpsProxyAgent('http://127.0.0.1:' + proxyPort);
+ assert.equal('127.0.0.1', agent.proxy.host);
+ assert.equal(proxyPort, agent.proxy.port);
+ });
+ it('should accept a `url.parse()` result object argument', function () {
+ var opts = url.parse('http://127.0.0.1:' + proxyPort);
+ var agent = new HttpsProxyAgent(opts);
+ assert.equal('127.0.0.1', agent.proxy.host);
+ assert.equal(proxyPort, agent.proxy.port);
+ });
+ describe('secureProxy', function () {
+ it('should default to `false`', function () {
+ var agent = new HttpsProxyAgent({ port: proxyPort });
+ assert.equal(false, agent.secureProxy);
+ });
+ it('should be `false` when "http:" protocol is used', function () {
+ var agent = new HttpsProxyAgent({ port: proxyPort, protocol: 'http:' });
+ assert.equal(false, agent.secureProxy);
+ });
+ it('should be `true` when "https:" protocol is used', function () {
+ var agent = new HttpsProxyAgent({ port: proxyPort, protocol: 'https:' });
+ assert.equal(true, agent.secureProxy);
+ });
+ it('should be `true` when "https" protocol is used', function () {
+ var agent = new HttpsProxyAgent({ port: proxyPort, protocol: 'https' });
+ assert.equal(true, agent.secureProxy);
+ });
+ });
+ });
+
+ describe('"http" module', function () {
+
+ beforeEach(function () {
+ delete proxy.authenticate;
+ });
+
+ it('should work over an HTTP proxy', function (done) {
+ server.once('request', function (req, res) {
+ res.end(JSON.stringify(req.headers));
+ });
+
+ var proxy = process.env.HTTP_PROXY || process.env.http_proxy || 'http://127.0.0.1:' + proxyPort;
+ var agent = new HttpsProxyAgent(proxy);
+
+ var opts = url.parse('http://127.0.0.1:' + serverPort);
+ opts.agent = agent;
+
+ var req = http.get(opts, function (res) {
+ var data = '';
+ res.setEncoding('utf8');
+ res.on('data', function (b) {
+ data += b;
+ });
+ res.on('end', function () {
+ data = JSON.parse(data);
+ assert.equal('127.0.0.1:' + serverPort, data.host);
+ done();
+ });
+ });
+ req.once('error', done);
+ });
+ it('should work over an HTTPS proxy', function (done) {
+ server.once('request', function (req, res) {
+ res.end(JSON.stringify(req.headers));
+ });
+
+ var proxy = process.env.HTTPS_PROXY || process.env.https_proxy || 'https://127.0.0.1:' + sslProxyPort;
+ proxy = url.parse(proxy);
+ proxy.rejectUnauthorized = false;
+ var agent = new HttpsProxyAgent(proxy);
+
+ var opts = url.parse('http://127.0.0.1:' + serverPort);
+ opts.agent = agent;
+
+ http.get(opts, function (res) {
+ var data = '';
+ res.setEncoding('utf8');
+ res.on('data', function (b) {
+ data += b;
+ });
+ res.on('end', function () {
+ data = JSON.parse(data);
+ console.log(data);
+ assert.equal('127.0.0.1:' + serverPort, data.host);
+ done();
+ });
+ });
+ });
+ it('should receive the 407 authorization code on the `http.ClientResponse`', function (done) {
+ // set a proxy authentication function for this test
+ proxy.authenticate = function (req, fn) {
+ // reject all requests
+ fn(null, false);
+ };
+
+ var proxyUri = process.env.HTTP_PROXY || process.env.http_proxy || 'http://127.0.0.1:' + proxyPort;
+ var agent = new HttpsProxyAgent(proxyUri);
+
+ var opts = {};
+ // `host` and `port` don't really matter since the proxy will reject anyways
+ opts.host = '127.0.0.1';
+ opts.port = 80;
+ opts.agent = agent;
+
+ var req = http.get(opts, function (res) {
+ assert.equal(407, res.statusCode);
+ assert('proxy-authenticate' in res.headers);
+ done();
+ });
+ });
+ it('should emit an "error" event on the `http.ClientRequest` if the proxy does not exist', function (done) {
+ // port 4 is a reserved, but "unassigned" port
+ var proxyUri = 'http://127.0.0.1:4';
+ var agent = new HttpsProxyAgent(proxyUri);
+
+ var opts = url.parse('http://nodejs.org');
+ opts.agent = agent;
+
+ var req = http.get(opts);
+ req.once('error', function (err) {
+ assert.equal('ECONNREFUSED', err.code);
+ req.abort();
+ done();
+ });
+ });
+ });
+
+ describe('"https" module', function () {
+ it('should work over an HTTP proxy', function (done) {
+ sslServer.once('request', function (req, res) {
+ res.end(JSON.stringify(req.headers));
+ });
+
+ var proxy = process.env.HTTP_PROXY || process.env.http_proxy || 'http://127.0.0.1:' + proxyPort;
+ var agent = new HttpsProxyAgent(proxy);
+
+ var opts = url.parse('https://127.0.0.1:' + sslServerPort);
+ opts.rejectUnauthorized = false;
+ opts.agent = agent;
+
+ https.get(opts, function (res) {
+ var data = '';
+ res.setEncoding('utf8');
+ res.on('data', function (b) {
+ data += b;
+ });
+ res.on('end', function () {
+ data = JSON.parse(data);
+ assert.equal('127.0.0.1:' + sslServerPort, data.host);
+ done();
+ });
+ });
+ });
+
+ if (version.compare('0.11.3') < 0 || version.compare('0.11.8') >= 0) {
+ // This test is disabled on node >= 0.11.3 && < 0.11.8, since it segfaults :(
+ // See: https://github.com/joyent/node/issues/6204
+
+ it('should work over an HTTPS proxy', function (done) {
+ sslServer.once('request', function (req, res) {
+ res.end(JSON.stringify(req.headers));
+ });
+
+ var proxy = process.env.HTTPS_PROXY || process.env.https_proxy || 'https://127.0.0.1:' + sslProxyPort;
+ proxy = url.parse(proxy);
+ proxy.rejectUnauthorized = false;
+ var agent = new HttpsProxyAgent(proxy);
+
+ var opts = url.parse('https://127.0.0.1:' + sslServerPort);
+ opts.agent = agent;
+ opts.rejectUnauthorized = false;
+
+ https.get(opts, function (res) {
+ var data = '';
+ res.setEncoding('utf8');
+ res.on('data', function (b) {
+ data += b;
+ });
+ res.on('end', function () {
+ data = JSON.parse(data);
+ assert.equal('127.0.0.1:' + sslServerPort, data.host);
+ done();
+ });
+ });
+ });
+ } else {
+ it('should work over an HTTPS proxy');
+ }
+
+ });
+
+});