/** * Copyright 2017 Google Inc. All rights reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ const fs = require('fs'); const os = require('os'); const path = require('path'); const sinon = require('sinon'); const { helper } = require('../lib/helper'); const rmAsync = helper.promisify(require('rimraf')); const mkdtempAsync = helper.promisify(fs.mkdtemp); const readFileAsync = helper.promisify(fs.readFile); const statAsync = helper.promisify(fs.stat); const TMP_FOLDER = path.join(os.tmpdir(), 'pptr_tmp_folder-'); const utils = require('./utils'); const expect = require('expect'); const { getTestState } = require('./mocha-utils'); describe('Launcher specs', function () { if (getTestState().isFirefox) this.timeout(30 * 1000); describe('Puppeteer', function () { describe('BrowserFetcher', function () { it('should download and extract chrome linux binary', async () => { const { server, puppeteer } = getTestState(); const downloadsFolder = await mkdtempAsync(TMP_FOLDER); const browserFetcher = puppeteer.createBrowserFetcher({ platform: 'linux', path: downloadsFolder, host: server.PREFIX, }); const expectedRevision = '123456'; let revisionInfo = browserFetcher.revisionInfo(expectedRevision); server.setRoute( revisionInfo.url.substring(server.PREFIX.length), (req, res) => { server.serveFile(req, res, '/chromium-linux.zip'); } ); expect(revisionInfo.local).toBe(false); expect(browserFetcher.platform()).toBe('linux'); expect(browserFetcher.product()).toBe('chrome'); expect(!!browserFetcher.host()).toBe(true); expect(await browserFetcher.canDownload('100000')).toBe(false); expect(await browserFetcher.canDownload(expectedRevision)).toBe(true); revisionInfo = await browserFetcher.download(expectedRevision); expect(revisionInfo.local).toBe(true); expect(await readFileAsync(revisionInfo.executablePath, 'utf8')).toBe( 'LINUX BINARY\n' ); const expectedPermissions = os.platform() === 'win32' ? 0o666 : 0o755; expect( (await statAsync(revisionInfo.executablePath)).mode & 0o777 ).toBe(expectedPermissions); expect(await browserFetcher.localRevisions()).toEqual([ expectedRevision, ]); await browserFetcher.remove(expectedRevision); expect(await browserFetcher.localRevisions()).toEqual([]); await rmAsync(downloadsFolder); }); it('should download and extract firefox linux binary', async () => { const { server, puppeteer } = getTestState(); const downloadsFolder = await mkdtempAsync(TMP_FOLDER); const browserFetcher = puppeteer.createBrowserFetcher({ platform: 'linux', path: downloadsFolder, host: server.PREFIX, product: 'firefox', }); const expectedVersion = '75.0a1'; let revisionInfo = browserFetcher.revisionInfo(expectedVersion); server.setRoute( revisionInfo.url.substring(server.PREFIX.length), (req, res) => { server.serveFile( req, res, `/firefox-${expectedVersion}.en-US.linux-x86_64.tar.bz2` ); } ); expect(revisionInfo.local).toBe(false); expect(browserFetcher.platform()).toBe('linux'); expect(browserFetcher.product()).toBe('firefox'); expect(await browserFetcher.canDownload('100000')).toBe(false); expect(await browserFetcher.canDownload(expectedVersion)).toBe(true); revisionInfo = await browserFetcher.download(expectedVersion); expect(revisionInfo.local).toBe(true); expect(await readFileAsync(revisionInfo.executablePath, 'utf8')).toBe( 'FIREFOX LINUX BINARY\n' ); const expectedPermissions = os.platform() === 'win32' ? 0o666 : 0o755; expect( (await statAsync(revisionInfo.executablePath)).mode & 0o777 ).toBe(expectedPermissions); expect(await browserFetcher.localRevisions()).toEqual([ expectedVersion, ]); await browserFetcher.remove(expectedVersion); expect(await browserFetcher.localRevisions()).toEqual([]); await rmAsync(downloadsFolder); }); }); describe('Browser.disconnect', function () { it('should reject navigation when browser closes', async () => { const { server, puppeteer, defaultBrowserOptions } = getTestState(); server.setRoute('/one-style.css', () => {}); const browser = await puppeteer.launch(defaultBrowserOptions); const remote = await puppeteer.connect({ browserWSEndpoint: browser.wsEndpoint(), }); const page = await remote.newPage(); const navigationPromise = page .goto(server.PREFIX + '/one-style.html', { timeout: 60000 }) .catch((error_) => error_); await server.waitForRequest('/one-style.css'); remote.disconnect(); const error = await navigationPromise; expect(error.message).toBe( 'Navigation failed because browser has disconnected!' ); await browser.close(); }); it('should reject waitForSelector when browser closes', async () => { const { server, puppeteer, defaultBrowserOptions } = getTestState(); server.setRoute('/empty.html', () => {}); const browser = await puppeteer.launch(defaultBrowserOptions); const remote = await puppeteer.connect({ browserWSEndpoint: browser.wsEndpoint(), }); const page = await remote.newPage(); const watchdog = page .waitForSelector('div', { timeout: 60000 }) .catch((error_) => error_); remote.disconnect(); const error = await watchdog; expect(error.message).toContain('Protocol error'); await browser.close(); }); }); describe('Browser.close', function () { it('should terminate network waiters', async () => { const { server, puppeteer, defaultBrowserOptions } = getTestState(); const browser = await puppeteer.launch(defaultBrowserOptions); const remote = await puppeteer.connect({ browserWSEndpoint: browser.wsEndpoint(), }); const newPage = await remote.newPage(); const results = await Promise.all([ newPage.waitForRequest(server.EMPTY_PAGE).catch((error) => error), newPage.waitForResponse(server.EMPTY_PAGE).catch((error) => error), browser.close(), ]); for (let i = 0; i < 2; i++) { const message = results[i].message; expect(message).toContain('Target closed'); expect(message).not.toContain('Timeout'); } await browser.close(); }); }); describe('Puppeteer.launch', function () { it('should reject all promises when browser is closed', async () => { const { defaultBrowserOptions, puppeteer } = getTestState(); const browser = await puppeteer.launch(defaultBrowserOptions); const page = await browser.newPage(); let error = null; const neverResolves = page .evaluate(() => new Promise((r) => {})) .catch((error_) => (error = error_)); await browser.close(); await neverResolves; expect(error.message).toContain('Protocol error'); }); it('should reject if executable path is invalid', async () => { const { defaultBrowserOptions, puppeteer } = getTestState(); let waitError = null; const options = Object.assign({}, defaultBrowserOptions, { executablePath: 'random-invalid-path', }); await puppeteer.launch(options).catch((error) => (waitError = error)); expect(waitError.message).toContain('Failed to launch'); }); it('userDataDir option', async () => { const { defaultBrowserOptions, puppeteer } = getTestState(); const userDataDir = await mkdtempAsync(TMP_FOLDER); const options = Object.assign({ userDataDir }, defaultBrowserOptions); const browser = await puppeteer.launch(options); // Open a page to make sure its functional. await browser.newPage(); expect(fs.readdirSync(userDataDir).length).toBeGreaterThan(0); await browser.close(); expect(fs.readdirSync(userDataDir).length).toBeGreaterThan(0); // This might throw. See https://github.com/puppeteer/puppeteer/issues/2778 await rmAsync(userDataDir).catch((error) => {}); }); it('userDataDir argument', async () => { const { isChrome, puppeteer, defaultBrowserOptions } = getTestState(); const userDataDir = await mkdtempAsync(TMP_FOLDER); const options = Object.assign({}, defaultBrowserOptions); if (isChrome) { options.args = [ ...(defaultBrowserOptions.args || []), `--user-data-dir=${userDataDir}`, ]; } else { options.args = [ ...(defaultBrowserOptions.args || []), `-profile`, userDataDir, ]; } const browser = await puppeteer.launch(options); expect(fs.readdirSync(userDataDir).length).toBeGreaterThan(0); await browser.close(); expect(fs.readdirSync(userDataDir).length).toBeGreaterThan(0); // This might throw. See https://github.com/puppeteer/puppeteer/issues/2778 await rmAsync(userDataDir).catch((error) => {}); }); it('userDataDir option should restore state', async () => { const { server, puppeteer, defaultBrowserOptions } = getTestState(); const userDataDir = await mkdtempAsync(TMP_FOLDER); const options = Object.assign({ userDataDir }, defaultBrowserOptions); const browser = await puppeteer.launch(options); const page = await browser.newPage(); await page.goto(server.EMPTY_PAGE); await page.evaluate(() => (localStorage.hey = 'hello')); await browser.close(); const browser2 = await puppeteer.launch(options); const page2 = await browser2.newPage(); await page2.goto(server.EMPTY_PAGE); expect(await page2.evaluate(() => localStorage.hey)).toBe('hello'); await browser2.close(); // This might throw. See https://github.com/puppeteer/puppeteer/issues/2778 await rmAsync(userDataDir).catch((error) => {}); }); // This mysteriously fails on Windows on AppVeyor. See https://github.com/puppeteer/puppeteer/issues/4111 xit('userDataDir option should restore cookies', async () => { const { server, puppeteer } = getTestState(); const userDataDir = await mkdtempAsync(TMP_FOLDER); const options = Object.assign({ userDataDir }, defaultBrowserOptions); const browser = await puppeteer.launch(options); const page = await browser.newPage(); await page.goto(server.EMPTY_PAGE); await page.evaluate( () => (document.cookie = 'doSomethingOnlyOnce=true; expires=Fri, 31 Dec 9999 23:59:59 GMT') ); await browser.close(); const browser2 = await puppeteer.launch(options); const page2 = await browser2.newPage(); await page2.goto(server.EMPTY_PAGE); expect(await page2.evaluate(() => document.cookie)).toBe( 'doSomethingOnlyOnce=true' ); await browser2.close(); // This might throw. See https://github.com/puppeteer/puppeteer/issues/2778 await rmAsync(userDataDir).catch((error) => {}); }); it('should return the default arguments', async () => { const { isChrome, isFirefox, puppeteer } = getTestState(); if (isChrome) { expect(puppeteer.defaultArgs()).toContain('--no-first-run'); expect(puppeteer.defaultArgs()).toContain('--headless'); expect(puppeteer.defaultArgs({ headless: false })).not.toContain( '--headless' ); expect(puppeteer.defaultArgs({ userDataDir: 'foo' })).toContain( '--user-data-dir=foo' ); } else if (isFirefox) { expect(puppeteer.defaultArgs()).toContain('--headless'); expect(puppeteer.defaultArgs()).toContain('--no-remote'); expect(puppeteer.defaultArgs()).toContain('--foreground'); expect(puppeteer.defaultArgs({ headless: false })).not.toContain( '--headless' ); expect(puppeteer.defaultArgs({ userDataDir: 'foo' })).toContain( '--profile' ); expect(puppeteer.defaultArgs({ userDataDir: 'foo' })).toContain( 'foo' ); } else { expect(puppeteer.defaultArgs()).toContain('-headless'); expect(puppeteer.defaultArgs({ headless: false })).not.toContain( '-headless' ); expect(puppeteer.defaultArgs({ userDataDir: 'foo' })).toContain( '-profile' ); expect(puppeteer.defaultArgs({ userDataDir: 'foo' })).toContain( 'foo' ); } }); it('should report the correct product', async () => { const { isChrome, isFirefox, puppeteer } = getTestState(); if (isChrome) expect(puppeteer.product).toBe('chrome'); else if (isFirefox) expect(puppeteer.product).toBe('firefox'); }); it('should work with no default arguments', async () => { const { defaultBrowserOptions, puppeteer } = getTestState(); const options = Object.assign({}, defaultBrowserOptions); options.ignoreDefaultArgs = true; const browser = await puppeteer.launch(options); const page = await browser.newPage(); expect(await page.evaluate('11 * 11')).toBe(121); await page.close(); await browser.close(); }); it('should filter out ignored default arguments', async () => { const { defaultBrowserOptions, puppeteer } = getTestState(); // Make sure we launch with `--enable-automation` by default. const defaultArgs = puppeteer.defaultArgs(); const browser = await puppeteer.launch( Object.assign({}, defaultBrowserOptions, { // Ignore first and third default argument. ignoreDefaultArgs: [defaultArgs[0], defaultArgs[2]], }) ); const spawnargs = browser.process().spawnargs; expect(spawnargs.indexOf(defaultArgs[0])).toBe(-1); expect(spawnargs.indexOf(defaultArgs[1])).not.toBe(-1); expect(spawnargs.indexOf(defaultArgs[2])).toBe(-1); await browser.close(); }); it('should have default URL when launching browser', async function () { const { defaultBrowserOptions, puppeteer } = getTestState(); const browser = await puppeteer.launch(defaultBrowserOptions); const pages = (await browser.pages()).map((page) => page.url()); expect(pages).toEqual(['about:blank']); await browser.close(); }); itFailsFirefox( 'should have custom URL when launching browser', async () => { const { server, puppeteer, defaultBrowserOptions } = getTestState(); const options = Object.assign({}, defaultBrowserOptions); options.args = [server.EMPTY_PAGE].concat(options.args || []); const browser = await puppeteer.launch(options); const pages = await browser.pages(); expect(pages.length).toBe(1); const page = pages[0]; if (page.url() !== server.EMPTY_PAGE) await page.waitForNavigation(); expect(page.url()).toBe(server.EMPTY_PAGE); await browser.close(); } ); it('should set the default viewport', async () => { const { puppeteer, defaultBrowserOptions } = getTestState(); const options = Object.assign({}, defaultBrowserOptions, { defaultViewport: { width: 456, height: 789, }, }); const browser = await puppeteer.launch(options); const page = await browser.newPage(); expect(await page.evaluate('window.innerWidth')).toBe(456); expect(await page.evaluate('window.innerHeight')).toBe(789); await browser.close(); }); it('should disable the default viewport', async () => { const { puppeteer, defaultBrowserOptions } = getTestState(); const options = Object.assign({}, defaultBrowserOptions, { defaultViewport: null, }); const browser = await puppeteer.launch(options); const page = await browser.newPage(); expect(page.viewport()).toBe(null); await browser.close(); }); it('should take fullPage screenshots when defaultViewport is null', async () => { const { server, puppeteer, defaultBrowserOptions } = getTestState(); const options = Object.assign({}, defaultBrowserOptions, { defaultViewport: null, }); const browser = await puppeteer.launch(options); const page = await browser.newPage(); await page.goto(server.PREFIX + '/grid.html'); const screenshot = await page.screenshot({ fullPage: true, }); expect(screenshot).toBeInstanceOf(Buffer); await browser.close(); }); }); describe('Puppeteer.launch', function () { let productName; before(async () => { const { puppeteer } = getTestState(); productName = puppeteer._productName; }); after(async () => { const { puppeteer } = getTestState(); puppeteer._lazyLauncher = undefined; puppeteer._productName = productName; }); itOnlyRegularInstall('should be able to launch Chrome', async () => { const { puppeteer } = getTestState(); const browser = await puppeteer.launch({ product: 'chrome' }); const userAgent = await browser.userAgent(); await browser.close(); expect(userAgent).toContain('Chrome'); }); it('falls back to launching chrome if there is an unknown product but logs a warning', async () => { const { puppeteer } = getTestState(); const consoleStub = sinon.stub(console, 'warn'); const browser = await puppeteer.launch({ product: 'SO_NOT_A_PRODUCT' }); const userAgent = await browser.userAgent(); await browser.close(); expect(userAgent).toContain('Chrome'); expect(consoleStub.callCount).toEqual(1); expect(consoleStub.firstCall.args).toEqual([ 'Warning: unknown product name SO_NOT_A_PRODUCT. Falling back to chrome.', ]); }); /* We think there's a bug in the FF Windows launcher, or some * combo of that plus it running on CI, but we're deferring fixing * this so we can get Windows CI stable and then dig into this * properly with help from the Mozilla folks. */ itFailsWindowsUntilDate( new Date('2020-07-01'), 'should be able to launch Firefox', async () => { const { puppeteer } = getTestState(); const browser = await puppeteer.launch({ product: 'firefox' }); const userAgent = await browser.userAgent(); await browser.close(); expect(userAgent).toContain('Firefox'); } ); }); describe('Puppeteer.connect', function () { it('should be able to connect multiple times to the same browser', async () => { const { puppeteer, defaultBrowserOptions } = getTestState(); const originalBrowser = await puppeteer.launch(defaultBrowserOptions); const otherBrowser = await puppeteer.connect({ browserWSEndpoint: originalBrowser.wsEndpoint(), }); const page = await otherBrowser.newPage(); expect(await page.evaluate(() => 7 * 8)).toBe(56); otherBrowser.disconnect(); const secondPage = await originalBrowser.newPage(); expect(await secondPage.evaluate(() => 7 * 6)).toBe( 42, 'original browser should still work' ); await originalBrowser.close(); }); it('should be able to close remote browser', async () => { const { defaultBrowserOptions, puppeteer } = getTestState(); const originalBrowser = await puppeteer.launch(defaultBrowserOptions); const remoteBrowser = await puppeteer.connect({ browserWSEndpoint: originalBrowser.wsEndpoint(), }); await Promise.all([ utils.waitEvent(originalBrowser, 'disconnected'), remoteBrowser.close(), ]); }); it('should support ignoreHTTPSErrors option', async () => { const { httpsServer, puppeteer, defaultBrowserOptions, } = getTestState(); const originalBrowser = await puppeteer.launch(defaultBrowserOptions); const browserWSEndpoint = originalBrowser.wsEndpoint(); const browser = await puppeteer.connect({ browserWSEndpoint, ignoreHTTPSErrors: true, }); const page = await browser.newPage(); let error = null; const [serverRequest, response] = await Promise.all([ httpsServer.waitForRequest('/empty.html'), page.goto(httpsServer.EMPTY_PAGE).catch((error_) => (error = error_)), ]); expect(error).toBe(null); expect(response.ok()).toBe(true); expect(response.securityDetails()).toBeTruthy(); const protocol = serverRequest.socket.getProtocol().replace('v', ' '); expect(response.securityDetails().protocol()).toBe(protocol); await page.close(); await browser.close(); }); itFailsFirefox( 'should be able to reconnect to a disconnected browser', async () => { const { server, puppeteer, defaultBrowserOptions } = getTestState(); const originalBrowser = await puppeteer.launch(defaultBrowserOptions); const browserWSEndpoint = originalBrowser.wsEndpoint(); const page = await originalBrowser.newPage(); await page.goto(server.PREFIX + '/frames/nested-frames.html'); originalBrowser.disconnect(); const browser = await puppeteer.connect({ browserWSEndpoint }); const pages = await browser.pages(); const restoredPage = pages.find( (page) => page.url() === server.PREFIX + '/frames/nested-frames.html' ); expect(utils.dumpFrames(restoredPage.mainFrame())).toEqual([ 'http://localhost:/frames/nested-frames.html', ' http://localhost:/frames/two-frames.html (2frames)', ' http://localhost:/frames/frame.html (uno)', ' http://localhost:/frames/frame.html (dos)', ' http://localhost:/frames/frame.html (aframe)', ]); expect(await restoredPage.evaluate(() => 7 * 8)).toBe(56); await browser.close(); } ); // @see https://github.com/puppeteer/puppeteer/issues/4197#issuecomment-481793410 itFailsFirefox( 'should be able to connect to the same page simultaneously', async () => { const { puppeteer } = getTestState(); const browserOne = await puppeteer.launch(); const browserTwo = await puppeteer.connect({ browserWSEndpoint: browserOne.wsEndpoint(), }); const [page1, page2] = await Promise.all([ new Promise((x) => browserOne.once('targetcreated', (target) => x(target.page())) ), browserTwo.newPage(), ]); expect(await page1.evaluate(() => 7 * 8)).toBe(56); expect(await page2.evaluate(() => 7 * 6)).toBe(42); await browserOne.close(); } ); }); describe('Puppeteer.executablePath', function () { itOnlyRegularInstall('should work', async () => { const { puppeteer } = getTestState(); const executablePath = puppeteer.executablePath(); expect(fs.existsSync(executablePath)).toBe(true); expect(fs.realpathSync(executablePath)).toBe(executablePath); }); }); }); describe('Top-level requires', function () { it('should require top-level Errors', async () => { const { puppeteer, puppeteerPath } = getTestState(); const Errors = require(path.join(puppeteerPath, '/Errors')); expect(Errors.TimeoutError).toBe(puppeteer.errors.TimeoutError); }); it('should require top-level DeviceDescriptors', async () => { const { puppeteer, puppeteerPath } = getTestState(); const { devicesMap } = require(path.join( puppeteerPath, '/DeviceDescriptors' )); expect(devicesMap['iPhone 6']).toBe(puppeteer.devices['iPhone 6']); }); }); describe('Browser target events', function () { itFailsFirefox('should work', async () => { const { server, puppeteer, defaultBrowserOptions } = getTestState(); const browser = await puppeteer.launch(defaultBrowserOptions); const events = []; browser.on('targetcreated', () => events.push('CREATED')); browser.on('targetchanged', () => events.push('CHANGED')); browser.on('targetdestroyed', () => events.push('DESTROYED')); const page = await browser.newPage(); await page.goto(server.EMPTY_PAGE); await page.close(); expect(events).toEqual(['CREATED', 'CHANGED', 'DESTROYED']); await browser.close(); }); }); describe('Browser.Events.disconnected', function () { it('should be emitted when: browser gets closed, disconnected or underlying websocket gets closed', async () => { const { puppeteer, defaultBrowserOptions } = getTestState(); const originalBrowser = await puppeteer.launch(defaultBrowserOptions); const browserWSEndpoint = originalBrowser.wsEndpoint(); const remoteBrowser1 = await puppeteer.connect({ browserWSEndpoint }); const remoteBrowser2 = await puppeteer.connect({ browserWSEndpoint }); let disconnectedOriginal = 0; let disconnectedRemote1 = 0; let disconnectedRemote2 = 0; originalBrowser.on('disconnected', () => ++disconnectedOriginal); remoteBrowser1.on('disconnected', () => ++disconnectedRemote1); remoteBrowser2.on('disconnected', () => ++disconnectedRemote2); await Promise.all([ utils.waitEvent(remoteBrowser2, 'disconnected'), remoteBrowser2.disconnect(), ]); expect(disconnectedOriginal).toBe(0); expect(disconnectedRemote1).toBe(0); expect(disconnectedRemote2).toBe(1); await Promise.all([ utils.waitEvent(remoteBrowser1, 'disconnected'), utils.waitEvent(originalBrowser, 'disconnected'), originalBrowser.close(), ]); expect(disconnectedOriginal).toBe(1); expect(disconnectedRemote1).toBe(1); expect(disconnectedRemote2).toBe(1); }); }); });