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How to use proxyServer method in mountebank

Best JavaScript code snippet using mountebank

lib-http-proxy-passes-web-incoming-test.js

Source:lib-http-proxy-passes-web-incoming-test.js

1var webPasses = require('../lib/http-proxy/passes/web-incoming'),2    httpProxy = require('../lib/http-proxy'),3    expect    = require('expect.js'),4    concat    = require('concat-stream'),5    async     = require('async'),6    url       = require('url'),7    http      = require('http');8[1, 2].forEach(() =>9{10  describe('lib/http-proxy/passes/web.js', function ()11  {12    describe('#deleteLength', function ()13    {14      it('should change `content-length` for DELETE requests', function ()15      {16        var stubRequest = {17          method: 'DELETE',18          headers: {}19        };20        webPasses.deleteLength(stubRequest, {}, {});21        expect(stubRequest.headers['content-length']).to.eql('0');22      });23      it('should change `content-length` for OPTIONS requests', function ()24      {25        var stubRequest = {26          method: 'OPTIONS',27          headers: {}28        };29        webPasses.deleteLength(stubRequest, {}, {});30        expect(stubRequest.headers['content-length']).to.eql('0');31      });32      it('should remove `transfer-encoding` from empty DELETE requests', function ()33      {34        var stubRequest = {35          method: 'DELETE',36          headers: {37            'transfer-encoding': 'chunked'38          }39        };40        webPasses.deleteLength(stubRequest, {}, {});41        expect(stubRequest.headers['content-length']).to.eql('0');42        expect(stubRequest.headers).to.not.have.key('transfer-encoding');43      });44    });45    describe('#timeout', function ()46    {47      it('should set timeout on the socket', function ()48      {49        var done = false, stubRequest = {50          socket: {51            setTimeout: function (value) {done = value;}52          }53        };54        webPasses.timeout(stubRequest, {}, {timeout: 5000});55        expect(done).to.eql(5000);56      });57    });58    describe('#XHeaders', function ()59    {60      var stubRequest = {61        connection: {62          remoteAddress: '192.168.1.2',63          remotePort: '8080'64        },65        headers: {66          host: '192.168.1.2:8080'67        }68      };69      it('set the correct x-forwarded-* headers', function ()70      {71        webPasses.XHeaders(stubRequest, {}, {xfwd: true});72        expect(stubRequest.headers['x-forwarded-for']).to.be('192.168.1.2');73        expect(stubRequest.headers['x-forwarded-port']).to.be('8080');74        expect(stubRequest.headers['x-forwarded-proto']).to.be('http');75      });76    });77  });78  describe('#createProxyServer.web() using own http server', function ()79  {80    it('should proxy the request using the web proxy handler', function (done)81    {82      var proxy = httpProxy.createProxyServer({83        target: 'http://127.0.0.1:8080'84      });85      function requestHandler(req, res)86      {87        proxy.web(req, res);88      }89      var proxyServer = http.createServer(requestHandler);90      var source = http.createServer(function (req, res)91      {92        source.close();93        proxyServer.close();94        expect(req.method).to.eql('GET');95        expect(req.headers.host.split(':')[1]).to.eql('8081');96        done();97      });98      proxyServer.listen('8081');99      source.listen('8080');100      http.request('http://127.0.0.1:8081', function () { }).end();101    });102    it('should detect a proxyReq event and modify headers', function (done)103    {104      var proxy = httpProxy.createProxyServer({105        target: 'http://127.0.0.1:8080',106      });107      proxy.on('proxyReq', function (proxyReq, req, res, options)108      {109        proxyReq.setHeader('X-Special-Proxy-Header', 'foobar');110      });111      function requestHandler(req, res)112      {113        proxy.web(req, res);114      }115      var proxyServer = http.createServer(requestHandler);116      var source = http.createServer(function (req, res)117      {118        source.close();119        proxyServer.close();120        expect(req.headers['x-special-proxy-header']).to.eql('foobar');121        done();122      });123      proxyServer.listen('8081');124      source.listen('8080');125      http.request('http://127.0.0.1:8081', function () { }).end();126    });127    it('should skip proxyReq event when handling a request with header "expect: 100-continue" [https://www.npmjs.com/advisories/1486]', function (done)128    {129      var proxy = httpProxy.createProxyServer({130        target: 'http://127.0.0.1:8080',131      });132      proxy.on('proxyReq', function (proxyReq, req, res, options)133      {134        proxyReq.setHeader('X-Special-Proxy-Header', 'foobar');135      });136      function requestHandler(req, res)137      {138        proxy.web(req, res);139      }140      var proxyServer = http.createServer(requestHandler);141      var source = http.createServer(function (req, res)142      {143        source.close();144        proxyServer.close();145        expect(req.headers['x-special-proxy-header']).to.not.eql('foobar');146        done();147      });148      proxyServer.listen('8081');149      source.listen('8080');150      const postData = ''.padStart(1025, 'x');151      const postOptions = {152        hostname: '127.0.0.1',153        port: 8081,154        path: '/',155        method: 'POST',156        headers: {157          'Content-Type': 'application/x-www-form-urlencoded',158          'Content-Length': Buffer.byteLength(postData),159          'expect': '100-continue'160        }161      };162      const req = http.request(postOptions, function () { });163      req.write(postData);164      req.end();165    });166    it('should proxy the request and handle error via callback', function (done)167    {168      var proxy = httpProxy.createProxyServer({169        target: 'http://127.0.0.1:8080'170      });171      var proxyServer = http.createServer(requestHandler);172      function requestHandler(req, res)173      {174        proxy.web(req, res, function (err)175        {176          proxyServer.close();177          expect(err).to.be.an(Error);178          expect(err.code).to.be('ECONNREFUSED');179          done();180        });181      }182      proxyServer.listen('8082');183      http.request({184        hostname: '127.0.0.1',185        port: '8082',186        method: 'GET',187      }, function () { }).end();188    });189    it('should proxy the request and handle error via event listener', function (done)190    {191      var proxy = httpProxy.createProxyServer({192        target: 'http://127.0.0.1:8080'193      });194      var proxyServer = http.createServer(requestHandler);195      function requestHandler(req, res)196      {197        proxy.once('error', function (err, errReq, errRes)198        {199          proxyServer.close();200          expect(err).to.be.an(Error);201          expect(errReq).to.be.equal(req);202          expect(errRes).to.be.equal(res);203          expect(err.code).to.be('ECONNREFUSED');204          done();205        });206        proxy.web(req, res);207      }208      proxyServer.listen('8083');209      http.request({210        hostname: '127.0.0.1',211        port: '8083',212        method: 'GET',213      }, function () { }).end();214    });215    it('should forward the request and handle error via event listener', function (done)216    {217      var proxy = httpProxy.createProxyServer({218        forward: 'http://127.0.0.1:8080'219      });220      var proxyServer = http.createServer(requestHandler);221      function requestHandler(req, res)222      {223        proxy.once('error', function (err, errReq, errRes)224        {225          proxyServer.close();226          expect(err).to.be.an(Error);227          expect(errReq).to.be.equal(req);228          expect(errRes).to.be.equal(res);229          expect(err.code).to.be('ECONNREFUSED');230          done();231        });232        proxy.web(req, res);233      }234      proxyServer.listen('8083');235      http.request({236        hostname: '127.0.0.1',237        port: '8083',238        method: 'GET',239      }, function () { }).end();240    });241    it('should proxy the request and handle timeout error (proxyTimeout)', function (done)242    {243      var proxy = httpProxy.createProxyServer({244        target: 'http://127.0.0.1:45000',245        proxyTimeout: 100246      });247      require('net').createServer().listen(45000);248      var proxyServer = http.createServer(requestHandler);249      var started = new Date().getTime();250      function requestHandler(req, res)251      {252        proxy.once('error', function (err, errReq, errRes)253        {254          proxyServer.close();255          expect(err).to.be.an(Error);256          expect(errReq).to.be.equal(req);257          expect(errRes).to.be.equal(res);258          expect(new Date().getTime() - started).to.be.greaterThan(99);259          expect(err.code).to.be('ECONNRESET');260          done();261        });262        proxy.web(req, res);263      }264      proxyServer.listen('8084');265      http.request({266        hostname: '127.0.0.1',267        port: '8084',268        method: 'GET',269      }, function () { }).end();270    });271    it('should proxy the request and handle timeout error', function (done)272    {273      var proxy = httpProxy.createProxyServer({274        target: 'http://127.0.0.1:45001',275        timeout: 100276      });277      require('net').createServer().listen(45001);278      var proxyServer = http.createServer(requestHandler);279      var cnt = 0;280      var doneOne = function ()281      {282        cnt += 1;283        if (cnt === 2) done();284      };285      var started = new Date().getTime();286      function requestHandler(req, res)287      {288        proxy.once('econnreset', function (err, errReq, errRes)289        {290          proxyServer.close();291          expect(err).to.be.an(Error);292          expect(errReq).to.be.equal(req);293          expect(errRes).to.be.equal(res);294          expect(err.code).to.be('ECONNRESET');295          doneOne();296        });297        proxy.web(req, res);298      }299      proxyServer.listen('8085');300      var req = http.request({301        hostname: '127.0.0.1',302        port: '8085',303        method: 'GET',304      }, function () { });305      req.on('error', function (err)306      {307        expect(err).to.be.an(Error);308        expect(err.code).to.be('ECONNRESET');309        expect(new Date().getTime() - started).to.be.greaterThan(99);310        doneOne();311      });312      req.end();313    });314    it('should proxy the request and provide a proxyRes event with the request and response parameters', function (done)315    {316      var proxy = httpProxy.createProxyServer({317        target: 'http://127.0.0.1:8080'318      });319      function requestHandler(req, res)320      {321        proxy.once('proxyRes', function (proxyRes, pReq, pRes)322        {323          source.close();324          proxyServer.close();325          expect(pReq).to.be.equal(req);326          expect(pRes).to.be.equal(res);327          done();328        });329        proxy.web(req, res);330      }331      var proxyServer = http.createServer(requestHandler);332      var source = http.createServer(function (req, res)333      {334        res.end('Response');335      });336      proxyServer.listen('8086');337      source.listen('8080');338      http.request('http://127.0.0.1:8086', function () { }).end();339    });340    it('should proxy the request and provide and respond to manual user response when using modifyResponse', function (done)341    {342      var proxy = httpProxy.createProxyServer({343        target: 'http://127.0.0.1:8080',344        selfHandleResponse: true345      });346      function requestHandler(req, res)347      {348        proxy.once('proxyRes', function (proxyRes, pReq, pRes)349        {350          proxyRes.pipe(concat(function (body)351          {352            expect(body.toString('utf8')).eql('Response');353            pRes.end(Buffer.from('my-custom-response'));354          }));355        });356        proxy.web(req, res);357      }358      var proxyServer = http.createServer(requestHandler);359      var source = http.createServer(function (req, res)360      {361        res.end('Response');362      });363      async.parallel([364        next => proxyServer.listen(8086, next),365        next => source.listen(8080, next)366      ], function (err)367      {368        http.get('http://127.0.0.1:8086', function (res)369        {370          res.pipe(concat(function (body)371          {372            expect(body.toString('utf8')).eql('my-custom-response');373            source.close();374            proxyServer.close();375            done();376          }));377        }).once('error', done);378      });379    });380    it('should proxy the request and handle changeOrigin option', function (done)381    {382      var proxy = httpProxy.createProxyServer({383        target: 'http://127.0.0.1:8080',384        changeOrigin: true385      });386      function requestHandler(req, res)387      {388        proxy.web(req, res);389      }390      var proxyServer = http.createServer(requestHandler);391      var source = http.createServer(function (req, res)392      {393        source.close();394        proxyServer.close();395        expect(req.method).to.eql('GET');396        expect(req.headers.host.split(':')[1]).to.eql('8080');397        done();398      });399      proxyServer.listen('8081');400      source.listen('8080');401      http.request('http://127.0.0.1:8081', function () { }).end();402    });403    it('should proxy the request with the Authorization header set', function (done)404    {405      var proxy = httpProxy.createProxyServer({406        target: 'http://127.0.0.1:8080',407        auth: 'user:pass'408      });409      function requestHandler(req, res)410      {411        proxy.web(req, res);412      }413      var proxyServer = http.createServer(requestHandler);414      var source = http.createServer(function (req, res)415      {416        source.close();417        proxyServer.close();418        var auth = new Buffer(req.headers.authorization.split(' ')[1], 'base64');419        expect(req.method).to.eql('GET');420        expect(auth.toString()).to.eql('user:pass');421        done();422      });423      proxyServer.listen('8081');424      source.listen('8080');425      http.request('http://127.0.0.1:8081', function () { }).end();426    });427    it('should proxy requests to multiple servers with different options', function (done)428    {429      var proxy = httpProxy.createProxyServer();430      // proxies to two servers depending on url, rewriting the url as well431      // http://127.0.0.1:8080/s1/ -> http://127.0.0.1:8081/432      // http://127.0.0.1:8080/ -> http://127.0.0.1:8082/433      function requestHandler(req, res)434      {435        if (req.url.indexOf('/s1/') === 0)436        {437          proxy.web(req, res, {438            ignorePath: true,439            target: 'http://127.0.0.1:8081' + req.url.substring(3)440          });441        } else442        {443          proxy.web(req, res, {444            target: 'http://127.0.0.1:8082'445          });446        }447      }448      var proxyServer = http.createServer(requestHandler);449      var source1 = http.createServer(function (req, res)450      {451        expect(req.method).to.eql('GET');452        expect(req.headers.host.split(':')[1]).to.eql('8080');453        expect(req.url).to.eql('/test1');454      });455      var source2 = http.createServer(function (req, res)456      {457        source1.close();458        source2.close();459        proxyServer.close();460        expect(req.method).to.eql('GET');461        expect(req.headers.host.split(':')[1]).to.eql('8080');462        expect(req.url).to.eql('/test2');463        done();464      });465      proxyServer.listen('8080');466      source1.listen('8081');467      source2.listen('8082');468      http.request('http://127.0.0.1:8080/s1/test1', function () { }).end();469      http.request('http://127.0.0.1:8080/test2', function () { }).end();470    });471  });472  describe('#followRedirects', function ()473  {474    it('should proxy the request follow redirects', function (done)475    {476      var proxy = httpProxy.createProxyServer({477        target: 'http://127.0.0.1:8080',478        followRedirects: true479      });480      function requestHandler(req, res)481      {482        proxy.web(req, res);483      }484      var proxyServer = http.createServer(requestHandler);485      var source = http.createServer(function (req, res)486      {487        if (url.parse(req.url).pathname === '/redirect')488        {489          res.writeHead(200, {'Content-Type': 'text/plain'});490          res.end('ok');491        }492        res.writeHead(301, {'Location': '/redirect'});493        res.end();494      });495      proxyServer.listen('8081');496      source.listen('8080');497      http.request('http://127.0.0.1:8081', function (res)498      {499        source.close();500        proxyServer.close();501        expect(res.statusCode).to.eql(200);502        done();503      }).end();504    });505  });...

browsercontext-proxy.spec.ts

Source:browsercontext-proxy.spec.ts

1/**2 * Copyright (c) Microsoft Corporation.3 *4 * Licensed under the Apache License, Version 2.0 (the "License");5 * you may not use this file except in compliance with the License.6 * You may obtain a copy of the License at7 *8 * http://www.apache.org/licenses/LICENSE-2.09 *10 * Unless required by applicable law or agreed to in writing, software11 * distributed under the License is distributed on an "AS IS" BASIS,12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.13 * See the License for the specific language governing permissions and14 * limitations under the License.15 */16import { browserTest as it, expect } from './config/browserTest';17it.use({18  launchOptions: async ({ launchOptions }, use) => {19    await use({20      ...launchOptions,21      proxy: { server: 'per-context' }22    });23  }24});25it.beforeEach(({ server }) => {26  server.setRoute('/target.html', async (req, res) => {27    res.end('<html><title>Served by the proxy</title></html>');28  });29});30it('should throw for missing global proxy on Chromium Windows', async ({ browserName, platform, browserType, server }) => {31  it.skip(browserName !== 'chromium' || platform !== 'win32');32  let browser;33  try {34    browser = await browserType.launch({35      proxy: undefined,36    });37    const error = await browser.newContext({ proxy: { server: `localhost:${server.PORT}` } }).catch(e => e);38    expect(error.toString()).toContain('Browser needs to be launched with the global proxy');39  } finally {40    await browser.close();41  }42});43it('should work when passing the proxy only on the context level', async ({ browserName, platform, browserType, server, proxyServer }) => {44  // Currently an upstream bug in the network stack of Chromium which leads that45  // the wrong proxy gets used in the BrowserContext.46  it.fixme(browserName === 'chromium' && platform === 'win32');47  proxyServer.forwardTo(server.PORT);48  let browser;49  try {50    browser = await browserType.launch({51      proxy: undefined,52    });53    const context = await browser.newContext({54      proxy: { server: `localhost:${proxyServer.PORT}` }55    });56    const page = await context.newPage();57    await page.goto('http://non-existent.com/target.html');58    expect(proxyServer.requestUrls).toContain('http://non-existent.com/target.html');59    expect(await page.title()).toBe('Served by the proxy');60  } finally {61    await browser.close();62  }63});64it('should throw for bad server value', async ({ contextFactory }) => {65  const error = await contextFactory({66    // @ts-expect-error server must be a string67    proxy: { server: 123 }68  }).catch(e => e);69  expect(error.message).toContain('proxy.server: expected string, got number');70});71it('should use proxy', async ({ contextFactory, server, proxyServer }) => {72  proxyServer.forwardTo(server.PORT);73  const context = await contextFactory({74    proxy: { server: `localhost:${proxyServer.PORT}` }75  });76  const page = await context.newPage();77  await page.goto('http://non-existent.com/target.html');78  expect(proxyServer.requestUrls).toContain('http://non-existent.com/target.html');79  expect(await page.title()).toBe('Served by the proxy');80  await context.close();81});82it.describe('should proxy local network requests', () => {83  for (const additionalBypass of [false, true]) {84    it.describe(additionalBypass ? 'with other bypasses' : 'by default', () => {85      for (const params of [86        {87          target: 'localhost',88          description: 'localhost',89        },90        {91          target: '127.0.0.1',92          description: 'loopback address',93        },94        {95          target: '169.254.3.4',96          description: 'link-local'97        }98      ]) {99        it(`${params.description}`, async ({ platform, browserName, contextFactory, server, proxyServer }) => {100          it.fail(browserName === 'webkit' && platform === 'darwin' && additionalBypass && ['localhost', '127.0.0.1'].includes(params.target), 'WK fails to proxy 127.0.0.1 and localhost if additional bypasses are present');101          const path = `/target-${additionalBypass}-${params.target}.html`;102          server.setRoute(path, async (req, res) => {103            res.end('<html><title>Served by the proxy</title></html>');104          });105          const url = `http://${params.target}:${server.PORT}${path}`;106          proxyServer.forwardTo(server.PORT);107          const context = await contextFactory({108            proxy: { server: `localhost:${proxyServer.PORT}`, bypass: additionalBypass ? '1.non.existent.domain.for.the.test' : undefined }109          });110          const page = await context.newPage();111          await page.goto(url);112          expect(proxyServer.requestUrls).toContain(url);113          expect(await page.title()).toBe('Served by the proxy');114          await page.goto('http://1.non.existent.domain.for.the.test/foo.html').catch(() => {});115          if (additionalBypass)116            expect(proxyServer.requestUrls).not.toContain('http://1.non.existent.domain.for.the.test/foo.html');117          else118            expect(proxyServer.requestUrls).toContain('http://1.non.existent.domain.for.the.test/foo.html');119          await context.close();120        });121      }122    });123  }124});125it('should use ipv6 proxy', async ({ contextFactory, server, proxyServer, browserName }) => {126  it.fail(browserName === 'firefox', 'page.goto: NS_ERROR_UNKNOWN_HOST');127  it.fail(!!process.env.INSIDE_DOCKER, 'docker does not support IPv6 by default');128  proxyServer.forwardTo(server.PORT);129  const context = await contextFactory({130    proxy: { server: `[0:0:0:0:0:0:0:1]:${proxyServer.PORT}` }131  });132  const page = await context.newPage();133  await page.goto('http://non-existent.com/target.html');134  expect(proxyServer.requestUrls).toContain('http://non-existent.com/target.html');135  expect(await page.title()).toBe('Served by the proxy');136  await context.close();137});138it('should use proxy twice', async ({ contextFactory, server, proxyServer }) => {139  proxyServer.forwardTo(server.PORT);140  const context = await contextFactory({141    proxy: { server: `localhost:${proxyServer.PORT}` }142  });143  const page = await context.newPage();144  await page.goto('http://non-existent.com/target.html');145  expect(proxyServer.requestUrls).toContain('http://non-existent.com/target.html');146  await page.goto('http://non-existent-2.com/target.html');147  expect(proxyServer.requestUrls).toContain('http://non-existent-2.com/target.html');148  expect(await page.title()).toBe('Served by the proxy');149  await context.close();150});151it('should use proxy for second page', async ({ contextFactory, server, proxyServer }) => {152  proxyServer.forwardTo(server.PORT);153  const context = await contextFactory({154    proxy: { server: `localhost:${proxyServer.PORT}` }155  });156  const page = await context.newPage();157  await page.goto('http://non-existent.com/target.html');158  expect(proxyServer.requestUrls).toContain('http://non-existent.com/target.html');159  expect(await page.title()).toBe('Served by the proxy');160  const page2 = await context.newPage();161  proxyServer.requestUrls = [];162  await page2.goto('http://non-existent.com/target.html');163  expect(proxyServer.requestUrls).toContain('http://non-existent.com/target.html');164  expect(await page2.title()).toBe('Served by the proxy');165  await context.close();166});167it('should use proxy for https urls', async ({ contextFactory, server, httpsServer, proxyServer }) => {168  httpsServer.setRoute('/target.html', async (req, res) => {169    res.end('<html><title>Served by https server via proxy</title></html>');170  });171  proxyServer.forwardTo(httpsServer.PORT);172  const context = await contextFactory({173    ignoreHTTPSErrors: true,174    proxy: { server: `localhost:${proxyServer.PORT}` }175  });176  const page = await context.newPage();177  await page.goto('https://non-existent.com/target.html');178  expect(proxyServer.connectHosts).toContain('non-existent.com:443');179  expect(await page.title()).toBe('Served by https server via proxy');180  await context.close();181});182it('should work with IP:PORT notion', async ({ contextFactory, server, proxyServer }) => {183  proxyServer.forwardTo(server.PORT);184  const context = await contextFactory({185    proxy: { server: `127.0.0.1:${proxyServer.PORT}` }186  });187  const page = await context.newPage();188  await page.goto('http://non-existent.com/target.html');189  expect(proxyServer.requestUrls).toContain('http://non-existent.com/target.html');190  expect(await page.title()).toBe('Served by the proxy');191  await context.close();192});193it('should throw for socks5 authentication', async ({ contextFactory }) => {194  const error = await contextFactory({195    proxy: { server: `socks5://localhost:1234`, username: 'user', password: 'secret' }196  }).catch(e => e);197  expect(error.message).toContain('Browser does not support socks5 proxy authentication');198});199it('should throw for socks4 authentication', async ({ contextFactory }) => {200  const error = await contextFactory({201    proxy: { server: `socks4://localhost:1234`, username: 'user', password: 'secret' }202  }).catch(e => e);203  expect(error.message).toContain('Socks4 proxy protocol does not support authentication');204});205it('should authenticate', async ({ contextFactory, server, proxyServer }) => {206  proxyServer.forwardTo(server.PORT);207  let auth;208  proxyServer.setAuthHandler(req => {209    auth = req.headers['proxy-authorization'];210    return !!auth;211  });212  const context = await contextFactory({213    proxy: { server: `localhost:${proxyServer.PORT}`, username: 'user', password: 'secret' }214  });215  const page = await context.newPage();216  await page.goto('http://non-existent.com/target.html');217  expect(proxyServer.requestUrls).toContain('http://non-existent.com/target.html');218  expect(auth).toBe('Basic ' + Buffer.from('user:secret').toString('base64'));219  expect(await page.title()).toBe('Served by the proxy');220  await context.close();221});222it('should authenticate with empty password', async ({ contextFactory, server, proxyServer }) => {223  proxyServer.forwardTo(server.PORT);224  let auth;225  proxyServer.setAuthHandler(req => {226    auth = req.headers['proxy-authorization'];227    return !!auth;228  });229  const context = await contextFactory({230    proxy: { server: `localhost:${proxyServer.PORT}`, username: 'user', password: '' }231  });232  const page = await context.newPage();233  await page.goto('http://non-existent.com/target.html');234  expect(auth).toBe('Basic ' + Buffer.from('user:').toString('base64'));235  expect(await page.title()).toBe('Served by the proxy');236  await context.close();237});238it('should isolate proxy credentials between contexts', async ({ contextFactory, server, browserName, proxyServer }) => {239  it.fixme(browserName === 'firefox', 'Credentials from the first context stick around');240  proxyServer.forwardTo(server.PORT);241  let auth;242  proxyServer.setAuthHandler(req => {243    auth = req.headers['proxy-authorization'];244    return !!auth;245  });246  {247    const context = await contextFactory({248      proxy: { server: `localhost:${proxyServer.PORT}`, username: 'user1', password: 'secret1' }249    });250    const page = await context.newPage();251    await page.goto('http://non-existent.com/target.html');252    expect(auth).toBe('Basic ' + Buffer.from('user1:secret1').toString('base64'));253    expect(await page.title()).toBe('Served by the proxy');254    await context.close();255  }256  auth = undefined;257  {258    const context = await contextFactory({259      proxy: { server: `localhost:${proxyServer.PORT}`, username: 'user2', password: 'secret2' }260    });261    const page = await context.newPage();262    await page.goto('http://non-existent.com/target.html');263    expect(await page.title()).toBe('Served by the proxy');264    expect(auth).toBe('Basic ' + Buffer.from('user2:secret2').toString('base64'));265    await context.close();266  }267});268it('should exclude patterns', async ({ contextFactory, server, browserName, headless, proxyServer }) => {269  it.fixme(browserName === 'chromium' && !headless, 'Chromium headed crashes with CHECK(!in_frame_tree_) in RenderFrameImpl::OnDeleteFrame.');270  proxyServer.forwardTo(server.PORT);271  // FYI: using long and weird domain names to avoid ATT DNS hijacking272  // that resolves everything to some weird search results page.273  //274  // @see https://gist.github.com/CollinChaffin/24f6c9652efb3d6d5ef2f5502720ef00275  const context = await contextFactory({276    proxy: { server: `localhost:${proxyServer.PORT}`, bypass: '1.non.existent.domain.for.the.test, 2.non.existent.domain.for.the.test, .another.test' }277  });278  const page = await context.newPage();279  await page.goto('http://0.non.existent.domain.for.the.test/target.html');280  expect(proxyServer.requestUrls).toContain('http://0.non.existent.domain.for.the.test/target.html');281  expect(await page.title()).toBe('Served by the proxy');282  proxyServer.requestUrls = [];283  {284    const error = await page.goto('http://1.non.existent.domain.for.the.test/target.html').catch(e => e);285    expect(proxyServer.requestUrls).toEqual([]);286    expect(error.message).toBeTruthy();287  }288  {289    const error = await page.goto('http://2.non.existent.domain.for.the.test/target.html').catch(e => e);290    expect(proxyServer.requestUrls).toEqual([]);291    expect(error.message).toBeTruthy();292  }293  {294    const error = await page.goto('http://foo.is.the.another.test/target.html').catch(e => e);295    expect(proxyServer.requestUrls).toEqual([]);296    expect(error.message).toBeTruthy();297  }298  {299    await page.goto('http://3.non.existent.domain.for.the.test/target.html');300    expect(proxyServer.requestUrls).toContain('http://3.non.existent.domain.for.the.test/target.html');301    expect(await page.title()).toBe('Served by the proxy');302  }303  await context.close();304});305it('should use socks proxy', async ({ contextFactory, socksPort }) => {306  const context = await contextFactory({307    proxy: { server: `socks5://localhost:${socksPort}` }308  });309  const page = await context.newPage();310  await page.goto('http://non-existent.com');311  expect(await page.title()).toBe('Served by the SOCKS proxy');312  await context.close();313});314it('should use socks proxy in second page', async ({ contextFactory, socksPort }) => {315  const context = await contextFactory({316    proxy: { server: `socks5://localhost:${socksPort}` }317  });318  const page = await context.newPage();319  await page.goto('http://non-existent.com');320  expect(await page.title()).toBe('Served by the SOCKS proxy');321  const page2 = await context.newPage();322  await page2.goto('http://non-existent.com');323  expect(await page2.title()).toBe('Served by the SOCKS proxy');324  await context.close();325});326it('does launch without a port', async ({ contextFactory }) => {327  const context = await contextFactory({328    proxy: { server: 'http://localhost' }329  });330  await context.close();...

test.proxy-websocket.js

Source:test.proxy-websocket.js

1const httpProxy = require('../lib/proxy');2const helper    = require('../lib/helper.js');3const http      = require('http');4const ws        = require('ws');5const ioServer  = require('socket.io').Server;6const ioClient  = require('socket.io-client');7describe('proxy with websocket', function () {8  it('should proxy the websockets stream', function (done) {9    var proxyServer = http.createServer();10    proxyServer.listen(3000);11    proxyServer.on('upgrade', (req, socket, head) => {12      httpProxy.ws(req, socket, head, {13        protocol : 'ws',14        hostname : '127.0.0.1',15        port     : 102416      });17    });18    var destiny = new ws.Server({ port : 1024 }, function () {19      var client = new ws('ws://127.0.0.1:' + 3000);20      client.on('open', function () {21        client.send('hello there');22      });23      client.on('message', function (msg) {24        helper.eq(msg, 'Hello over websockets');25        client.close();26        proxyServer.close();27        destiny.close();28        done();29      });30    });31    destiny.on('connection', function (socket) {32      socket.on('message', function (msg) {33        helper.eq(msg, 'hello there');34        socket.send('Hello over websockets');35      });36    });37  });38  it('should return error on proxy error and end client connection', function (done) {39    const proxyServer = http.createServer();40    proxyServer.listen(3000);41    proxyServer.on('upgrade', (req, socket, head) => {42      httpProxy.ws(req, socket, head, { protocol : 'ws', hostname : '127.0.0.1', port : 1024 }, onProxyEndCallback);43    });44    function onProxyEndCallback (err, req, res) {45      helper.eq(err instanceof Error, true);46      helper.eq(err.code, 'ECONNREFUSED');47      res.end();48      proxyServer.close();49      maybeDone();50    }51    var client = new ws('ws://127.0.0.1:' + 3000);52    client.on('open', function () {53      client.send('hello there');54    });55    var count = 0;56    function maybeDone () {57      count += 1;58      if (count === 2) {59        done();60      }61    }62    client.on('error', function (err) {63      helper.eq(err instanceof Error, true);64      helper.eq(err.code, 'ECONNRESET');65      maybeDone();66    });67  });68  it('should close client socket if upstream is closed before upgrade', function (done) {69    const proxyServer = http.createServer();70    proxyServer.listen(3000);71    proxyServer.on('upgrade', (req, socket, head) => {72      httpProxy.ws(req, socket, head, { protocol : 'ws', hostname : '127.0.0.1', port : 1024 });73    });74    var server = http.createServer();75    server.on('upgrade', function (req, socket) {76      var response = [77        'HTTP/1.1 404 Not Found',78        'Content-type: text/html',79        '',80        ''81      ];82      socket.write(response.join('\r\n'));83      socket.end();84    });85    server.listen(1024);86    var client = new ws('ws://127.0.0.1:' + 3000);87    client.on('open', function () {88      client.send('hello there');89    });90    client.on('error', function (err) {91      helper.eq(err instanceof Error, true);92      proxyServer.close();93      server.close();94      done();95    });96  });97  it('should proxy a socket.io stream', function (done) {98    var nbHttpRequest = 0;99    const proxyServer = http.createServer((req, res) => {100      nbHttpRequest++; // we should receive no requests101      httpProxy.web(req, res, { protocol : 'http', hostname : '127.0.0.1', port : 1024 });102    });103    proxyServer.listen(3000);104    // accept websocket proxy105    proxyServer.on('upgrade', (req, socket, head) => {106      httpProxy.ws(req, socket, head, { protocol : 'ws', hostname : '127.0.0.1', port : 1024 });107    });108    var server = http.createServer();109    var destiny = new ioServer(server);110    function startSocketIo () {111      const client = ioClient('ws://127.0.0.1:' + 3000, { transports : ['websocket'] });112      client.on('connect', function () {113        client.emit('incoming', 'hello there');114      });115      client.on('outgoing', function (data) {116        helper.eq(data, 'Hello over websockets');117        helper.eq(nbHttpRequest, 0);118        proxyServer.close();119        server.close();120        done();121      });122    }123    server.listen(1024);124    server.on('listening', startSocketIo);125    destiny.on('connection', function (socket) {126      socket.on('incoming', function (msg) {127        helper.eq(msg, 'hello there');128        socket.emit('outgoing', 'Hello over websockets');129      });130    });131  });132  it.skip('should emit open and close events when socket.io client connects and disconnects', function (done) {133    const proxyServer = http.createServer((req, res) => {134      httpProxy.web(req, res, { protocol : 'http', hostname : '127.0.0.1', port : 1024 });135    });136    proxyServer.listen(3000);137    // accept websocket proxy138    proxyServer.on('upgrade', (req, socket, head) => {139      httpProxy.ws(req, socket, head, { protocol : 'ws', hostname : '127.0.0.1', port : 1024 });140    });141    var server = http.createServer();142    var destiny = new ioServer(server);143    function startSocketIo () {144      const client = ioClient.connect('ws://127.0.0.1:' + 3000, { transports : ['websocket'] , rejectUnauthorized : null });145      // var client = ioClient.connect('ws://127.0.0.1:' + 3000, {rejectUnauthorized : null});146      client.on('connect', function () {147        client.disconnect();148      });149    }150    var count = 0;151    proxyServer.on('open', function () {152      count += 1;153    });154    proxyServer.on('close', function () {155      proxyServer.close();156      server.close();157      destiny.close();158      if (count == 1) {159        done();160      }161    });162    server.listen(1024);163    server.on('listening', startSocketIo);164  });165  it('should pass all set-cookie headers to client', function (done) {166    const proxyServer = http.createServer();167    proxyServer.listen(3000);168    // accept websocket proxy169    proxyServer.on('upgrade', (req, socket, head) => {170      httpProxy.ws(req, socket, head, { protocol : 'ws', hostname : '127.0.0.1', port : 1024 });171    });172    var destiny = new ws.Server({ port : 1024 }, function () {173      var key = Buffer.from(Math.random().toString()).toString('base64');174      var requestOptions = {175        port    : 3000,176        host    : '127.0.0.1',177        headers : {178          Connection              : 'Upgrade',179          Upgrade                 : 'websocket',180          Host                    : 'ws://127.0.0.1',181          'Sec-WebSocket-Version' : 13,182          'Sec-WebSocket-Key'     : key183        }184      };185      var req = http.request(requestOptions);186      req.on('upgrade', function (res) {187        helper.eq(res.headers['set-cookie'].length, 2);188        proxyServer.close();189        destiny.close();190        done();191      });192      req.end();193    });194    destiny.on('headers', function (headers) {195      headers.push('Set-Cookie: test1=test1');196      headers.push('Set-Cookie: test2=test2');197    });198  });199  it('should modify headers', function (done) {200    var destiny;201    const proxyServer = http.createServer();202    proxyServer.listen(3000);203    // accept websocket proxy204    proxyServer.on('upgrade', (req, socket, head) => {205      httpProxy.ws(req, socket, head, {206        protocol : 'ws',207        hostname : '127.0.0.1',208        port     : 1024,209        headers  : {210          'X-Special-Proxy-Header' : 'foobar'211        }212      });213    });214    destiny = new ws.Server({ port : 1024 }, function () {215      var client = new ws('ws://127.0.0.1:' + 3000);216      client.on('open', function () {217        client.send('hello there');218      });219      client.on('message', function (msg) {220        helper.eq(msg, 'Hello over websockets');221        client.close();222        proxyServer.close();223        destiny.close();224        done();225      });226    });227    destiny.on('connection', function (socket, upgradeReq) {228      helper.eq(upgradeReq.headers['x-special-proxy-header'], 'foobar');229      socket.on('message', function (msg) {230        helper.eq(msg, 'hello there');231        socket.send('Hello over websockets');232      });233    });234  });235  it('should forward frames with single frame payload', function (done) {236    var payload = Array(65529).join('0');237    const proxyServer = http.createServer();238    proxyServer.listen(3000);239    // accept websocket proxy240    proxyServer.on('upgrade', (req, socket, head) => {241      httpProxy.ws(req, socket, head, { protocol : 'ws', hostname : '127.0.0.1', port : 1024 });242    });243    var destiny = new ws.Server({ port : 1024 }, function () {244      var client = new ws('ws://127.0.0.1:' + 3000);245      client.on('open', function () {246        client.send(payload);247      });248      client.on('message', function (msg) {249        helper.eq(msg, 'Hello over websockets');250        client.close();251        proxyServer.close();252        destiny.close();253        done();254      });255    });256    destiny.on('connection', function (socket) {257      socket.on('message', function (msg) {258        helper.eq(msg, payload);259        socket.send('Hello over websockets');260      });261    });262  });263  it('should forward continuation frames with big payload', function (done) {264    var payload = Array(65530).join('0');265    const proxyServer = http.createServer();266    proxyServer.listen(3000);267    // accept websocket proxy268    proxyServer.on('upgrade', (req, socket, head) => {269      httpProxy.ws(req, socket, head, { protocol : 'ws', hostname : '127.0.0.1', port : 1024 });270    });271    var destiny = new ws.Server({ port : 1024 }, function () {272      var client = new ws('ws://127.0.0.1:' + 3000);273      client.on('open', function () {274        client.send(payload);275      });276      client.on('message', function (msg) {277        helper.eq(msg, 'Hello over websockets');278        client.close();279        proxyServer.close();280        destiny.close();281        done();282      });283    });284    destiny.on('connection', function (socket) {285      socket.on('message', function (msg) {286        helper.eq(msg, payload);287        socket.send('Hello over websockets');288      });289    });290  });...

Using AI Code Generation

1var mb = require('mountebank');2var port = 2525;3mb.create({4}, function (error) {5    if (error) {6        console.error('Could not start server', error);7    } else {8        console.log('Server started on port', port);9    }10});11mb.start({12}, function (error) {13    if (error) {14        console.error('Could not start server', error);15    } else {16        console.log('Server started on port', port);17    }18});19var proxy = mb.create({20}, function (error) {21    if (error) {22        console.error('Could not start server', error);23    } else {24        console.log('Server started on port', port);25    }26});27var proxy = mb.start({28}, function (error) {29    if (error) {30        console.error('Could not start server', error);31    } else {32        console.log('Server started on port', port);33    }34});35mb.start({36}, function (error) {37    if (error) {38        console.error('Could not start server', error);39    } else {40        console.log('Server started on port', port);41    }42});43mb.create({44}, function (error) {45    if (error) {46        console.error('Could not start server', error);47    } else {48        console.log('Server started on port', port);49    }50});51mb.start({

Using AI Code Generation

1var mb = require('mountebank');2mb.create({port: 2525, pidfile: 'mb.pid', logfile: 'mb.log'}, function (error, server) {3    if (error) {4        console.error(error);5    }6    else {7        console.log('mb server started');8        server.get('/imposters', function (request, response) {9            response.send({hello: 'world'});10        });11    }12});13var mb = require('mountebank');14mb.create({port: 2525, pidfile: 'mb.pid', logfile: 'mb.log'}, function (error, server) {15    if (error) {16        console.error(error);17    }18    else {19        console.log('mb server started');20        server.get('/imposters', function (request, response) {21            response.send({hello: 'world'});22        });23    }24});25var mb = require('mountebank');26mb.create({port: 2525, pidfile: 'mb.pid', logfile: 'mb.log'}, function (error, server) {27    if (error) {28        console.error(error);29    }30    else {31        console.log('mb server started');32        server.get('/imposters', function (request, response) {33            response.send({hello: 'world'});34        });35    }36});37var mb = require('mountebank');38mb.create({port: 2525, pidfile: 'mb.pid', logfile: 'mb.log'}, function (error, server) {39    if (error) {40        console.error(error);41    }42    else {43        console.log('mb server started');44        server.get('/imposters', function (request, response) {45            response.send({hello: 'world'});46        });47    }48});49var mb = require('mountebank');50mb.create({port: 2525, pidfile: 'mb.pid', logfile: 'mb.log'}, function (error, server) {51    if (error) {52        console.error(error);53    }54    else {55        console.log('mb server started');

Using AI Code Generation

1var http = require('http');2var proxy = require('http-proxy');3var server = http.createServer(function(req, res) {4    proxyServer.web(req, res);5});6server.listen(3000);7{"imposters":[{"port":2525,"protocol":"http","numberOfRequests":0}]}

Using AI Code Generation

1var proxy = require('mountebank-proxy');2var mb = proxy.create({ port: 2525, host: 'localhost' });3mb.post('/imposters', { port: 3000, protocol: 'http' }, function (err, res) {4    if (err) {5        console.log(err);6    }7    console.log(res.statusCode);8});9var proxy = require('mountebank-proxy');10var mb = proxy.create({ port: 2525, host: 'localhost' });11mb.post('/imposters', { port: 3000, protocol: 'http' }, function (err, res) {12    if (err) {13        console.log(err);14    }15    console.log(res.statusCode);16});17var proxy = require('mountebank-proxy');18var mb = proxy.create({ port: 2525, host: 'localhost' });19mb.post('/imposters', { port: 3000, protocol: 'http' }, function (err, res) {20    if (err) {21        console.log(err);22    }23    console.log(res.statusCode);24});25var proxy = require('mountebank-proxy');26var mb = proxy.create({ port: 2525, host: 'localhost' });27mb.post('/imposters', { port: 3000, protocol: 'http' }, function (err, res) {28    if (err) {29        console.log(err);30    }31    console.log(res.statusCode);32});33var proxy = require('mountebank-proxy');34var mb = proxy.create({ port: 2525, host: 'localhost' });35mb.post('/imposters', { port: 3000, protocol: 'http' }, function (err, res) {36    if (err) {37        console.log(err);38    }39    console.log(res.statusCode);40});41var proxy = require('mountebank-proxy');42var mb = proxy.create({ port: 2525, host: 'localhost' });43mb.post('/imposters', { port: 3000, protocol: 'http' }, function (err, res) {44    if (err) {

Using AI Code Generation

1const proxyServer = require('mountebank').proxyServer;2const port = 2525;3proxyServer({4}).then(() => {5    console.log(`Proxy running on port ${port}`);6}).catch(error => {7    console.error(`Failed to start proxy: ${error.message}`);8});9const imposterServer = require('mountebank').imposterServer;10const port = 2525;11imposterServer({12}).then(() => {13    console.log(`Imposter running on port ${port}`);14}).catch(error => {15    console.error(`Failed to start imposter: ${error.message}`);16});17const mountebankServer = require('mountebank').mountebankServer;18const port = 2525;19mountebankServer({20}).then(() => {21    console.log(`Mountebank running on port ${port}`);22}).catch(error => {23    console.error(`Failed to start mountebank: ${error.message}`);24});25const mountebankServer = require('mountebank').mountebankServer;26const port = 2525;27mountebankServer({28}).then(() => {29    console.log(`Mountebank running on port ${port}`);30}).catch(error => {31    console.error(`Failed to start mountebank: ${error.message}`);32});

Using AI Code Generation

1var mb = require('mountebank');2var proxy = mb.create({ port: 2525, allowInjection: true });3proxy.then(function (proxyServer) {4    proxyServer.create({ port: 2526, stubs: [{ responses: [{ is: { body: 'Hello World' } }] }] });5    proxyServer.create({ port: 2527, stubs: [{ responses: [{ is: { body: 'Hi World' } }] }] });6    proxyServer.create({ port: 2528, stubs: [{ responses: [{ is: { body: 'Hola World' } }] }] });7    proxyServer.create({ port: 2529, stubs: [{ responses: [{ is: { body: 'Bonjour World' } }] }] });8    proxyServer.create({ port: 2530, stubs: [{ responses: [{ is: { body: 'Ciao World' } }] }] });9    proxyServer.create({ port: 2531, stubs: [{ responses: [{ is: { body: 'Hallo World' } }] }] });10    proxyServer.create({ port: 2532, stubs: [{ responses: [{ is: { body: 'Namaste World' } }] }] });11    proxyServer.create({ port: 2533, stubs: [{ responses: [{ is: { body: 'Aloha World' } }] }] });12    proxyServer.create({ port: 2534, stubs: [{ responses: [{ is: { body: 'Konnichiwa World' } }] }] });13    proxyServer.create({ port: 2535, stubs: [{ responses: [{ is: { body: 'Hej World' } }] }] });14    proxyServer.create({ port: 2536, stubs: [{ responses: [{ is: { body: 'Guten Tag World' } }] }] });15    proxyServer.create({ port: 2537, stubs: [{ responses: [{ is: { body: 'Salaam World' } }] }] });16    proxyServer.create({ port: 2538, stubs: [{ responses: [{ is: { body: 'Shalom World' } }] }] });17    proxyServer.create({ port: 2539, stubs: [{ responses: [{ is: { body: 'Nǐ hǎo World' } }] }] });18    proxyServer.create({ port

Using AI Code Generation

1var mb = require('mountebank');2var mbHelper = require('mountebank-helper');3var mbProxy = mbHelper.mbProxy;4var port = 2525;5var proxyPort = 2526;6var proxyHost = 'localhost';7var proxyProtocol = 'http';8var proxyStub = {9        {10            equals: {11            }12        }13        {14            is: {15                headers: {16                },17                body: JSON.stringify({message: 'hello world'})18            }19        }20};21mb.create(port, function (error) {22    if (error) {23        console.log(error);24    }25    else {26        mbProxy.create(proxyPort, proxyHost, proxyProtocol, function (error) {27            if (error) {28                console.log(error);29            }30            else {31                mbProxy.addStub(proxyStub, function (error) {32                    if (error) {33                        console.log(error);34                    }35                    else {36                        console.log('Proxy stub added successfully');37                    }38                });39            }40        });41    }42});43var mb = require('mountebank');44var mbHelper = require('mountebank-helper');45var mbProxy = mbHelper.mbProxy;46var port = 2525;47var proxyPort = 2526;48var proxyHost = 'localhost';49var proxyProtocol = 'http';50var proxyStub = {51        {52            equals: {53            }54        }55        {56            is: {57                headers: {58                },59                body: JSON.stringify({message: 'hello world'})60            }61        }62};63mb.create(port, function (error) {64    if (error) {65        console.log(error);66    }67    else {68        mbProxy.create(proxyPort, proxyHost, proxyProtocol, function (error) {69            if (error) {70                console.log(error);71            }72            else {73                mbProxy.addStub(proxyStub, function (error) {74                    if (error) {75                        console.log(error);76                    }77                    else {

Using AI Code Generation

1var mb = require('mountebank'),2http = require('http'),3fs = require('fs'),4path = require('path');5var proxy = mb.create({6});7proxy.start();8var jsonFile = {9    "predicates": [{10        "equals": {11        }12    }],13    "responses": [{14        "proxy": {15        }16    }]17};18fs.writeFile('proxy.json', JSON.stringify(jsonFile), function(err) {19    if (err) {20        console.log(err);21    } else {22        console.log("JSON saved to proxy.json");23    }24});25var options = {26    headers: {27    }28};29var req = http.request(options, function(res) {30    res.setEncoding('utf8');31    res.on('data', function(chunk) {32        console.log("body: " + chunk);33    });34});35fs.readFile('proxy.json', function(err, data) {36    if (err) {37        console.log(err);38    } else {39        req.write(data);40        req.end();41    }42});43var options = {44};45var req = http.request(options, function(res) {46    res.setEncoding('utf8');47    res.on('data', function(chunk) {48        console.log("body: " + chunk);49    });50});51req.end();52var options = {

Using AI Code Generation

1var proxyServer = require('mountebank').proxyServer;2var proxy = proxyServer.create({3});4proxy.start();5proxy.stop();6var proxyServer = require('mountebank').proxyServer;7var proxy = proxyServer.create({8});9proxy.start();10proxy.createImposter({11    stubs: [{12        predicates: [{13            equals: {14            }15        }],16        responses: [{17            is: {18            }19        }]20    }]21});22proxy.stop();23var proxyServer = require('mountebank').proxyServer;24var proxy = proxyServer.create({25});26proxy.start();27proxy.createImposter({28    stubs: [{29        predicates: [{30            equals: {31            }32        }],33        responses: [{34            is: {35            }36        }]37    }]38});39proxy.deleteImposter(3001);40proxy.stop();41var proxyServer = require('mountebank').proxyServer;42var proxy = proxyServer.create({

Using AI Code Generation

1var http = require('http');2var options = {3    headers: {4    }5};6var req = http.request(options, function (res) {7    res.setEncoding('utf8');8    res.on('data', function (chunk) {9        console.log("body: " + chunk);10    });11});12req.on('error', function (e) {13    console.log('problem with request: ' + e.message);14});15req.write(JSON.stringify({16    stubs: [{17        responses: [{18            is: {19            }20        }]21    }],22    _links: {23        self: {24        }25    }26}));27req.end();28var http = require('http');29var options = {30    headers: {31    }32};33var req = http.request(options, function (res) {34    res.setEncoding('utf8');35    res.on('data', function (chunk) {36        console.log("body: " + chunk);37    });38});39req.on('error', function (e) {40    console.log('problem with request: ' + e.message);41});42req.write(JSON.stringify({43    stubs: [{44        responses: [{45            is: {46            }47        }]48    }],49    _links: {50        self: {51        }52    }53}));54req.end();

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.