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c51ea0afd1
This also changes timeout error format to "page.click: Timeout 5000ms exceeded", so that all errors can be similarly prefixed with api name. We can now have different api names in different clients, and our protocol is more reasonable.
311 lines
14 KiB
JavaScript
311 lines
14 KiB
JavaScript
/**
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* Copyright 2017 Google Inc. All rights reserved.
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* Modifications copyright (c) Microsoft Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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const path = require('path');
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const fs = require('fs');
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const utils = require('./utils');
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const {FFOX, CHROMIUM, WEBKIT, WIN, USES_HOOKS} = utils.testOptions(browserType);
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describe('Playwright', function() {
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describe('browserType.launch', function() {
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it('should reject all promises when browser is closed', async({browserType, defaultBrowserOptions}) => {
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const browser = await browserType.launch(defaultBrowserOptions);
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const page = await (await browser.newContext()).newPage();
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let error = null;
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const neverResolves = page.evaluate(() => new Promise(r => {})).catch(e => error = e);
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await page.evaluate(() => new Promise(f => setTimeout(f, 0)));
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await browser.close();
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await neverResolves;
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expect(error.message).toContain('Protocol error');
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});
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it('should throw if userDataDir option is passed', async({browserType, defaultBrowserOptions}) => {
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let waitError = null;
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const options = Object.assign({}, defaultBrowserOptions, {userDataDir: 'random-path'});
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await browserType.launch(options).catch(e => waitError = e);
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expect(waitError.message).toContain('launchPersistentContext');
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});
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it.skip(FFOX)('should throw if page argument is passed', async({browserType, defaultBrowserOptions}) => {
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let waitError = null;
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const options = Object.assign({}, defaultBrowserOptions, { args: ['http://example.com'] });
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await browserType.launch(options).catch(e => waitError = e);
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expect(waitError.message).toContain('can not specify page');
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});
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it('should reject if launched browser fails immediately', async({browserType, defaultBrowserOptions}) => {
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const options = Object.assign({}, defaultBrowserOptions, {executablePath: path.join(__dirname, 'assets', 'dummy_bad_browser_executable.js')});
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let waitError = null;
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await browserType.launch(options).catch(e => waitError = e);
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expect(waitError.message).toContain('== logs ==');
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});
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it('should reject if executable path is invalid', async({browserType, defaultBrowserOptions}) => {
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let waitError = null;
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const options = Object.assign({}, defaultBrowserOptions, {executablePath: 'random-invalid-path'});
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await browserType.launch(options).catch(e => waitError = e);
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expect(waitError.message).toContain('Failed to launch');
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});
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it.skip(USES_HOOKS)('should handle timeout', async({browserType, defaultBrowserOptions}) => {
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const options = { ...defaultBrowserOptions, timeout: 5000, __testHookBeforeCreateBrowser: () => new Promise(f => setTimeout(f, 6000)) };
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const error = await browserType.launch(options).catch(e => e);
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expect(error.message).toContain(`browserType.launch: Timeout 5000ms exceeded.`);
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expect(error.message).toContain(`[browser] <launching>`);
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expect(error.message).toContain(`[browser] <launched> pid=`);
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});
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it.skip(USES_HOOKS)('should handle exception', async({browserType, defaultBrowserOptions}) => {
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const e = new Error('Dummy');
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const options = { ...defaultBrowserOptions, __testHookBeforeCreateBrowser: () => { throw e; }, timeout: 9000 };
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const error = await browserType.launch(options).catch(e => e);
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expect(error.message).toContain('Dummy');
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});
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it.skip(USES_HOOKS)('should report launch log', async({browserType, defaultBrowserOptions}) => {
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const e = new Error('Dummy');
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const options = { ...defaultBrowserOptions, __testHookBeforeCreateBrowser: () => { throw e; }, timeout: 9000 };
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const error = await browserType.launch(options).catch(e => e);
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expect(error.message).toContain('<launching>');
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});
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});
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describe('browserType.launchServer', function() {
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it('should return child_process instance', async ({browserType, defaultBrowserOptions}) => {
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const browserServer = await browserType.launchServer(defaultBrowserOptions);
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expect(browserServer.process().pid).toBeGreaterThan(0);
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await browserServer.close();
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});
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it('should fire close event', async ({browserType, defaultBrowserOptions}) => {
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const browserServer = await browserType.launchServer(defaultBrowserOptions);
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await Promise.all([
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new Promise(f => browserServer.on('close', f)),
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browserServer.close(),
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]);
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});
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});
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describe('browserType.executablePath', function() {
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it('should work', async({browserType}) => {
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const executablePath = browserType.executablePath();
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expect(fs.existsSync(executablePath)).toBe(true);
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expect(fs.realpathSync(executablePath)).toBe(executablePath);
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});
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});
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describe('browserType.name', function() {
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it('should work', async({browserType}) => {
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if (WEBKIT)
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expect(browserType.name()).toBe('webkit');
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else if (FFOX)
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expect(browserType.name()).toBe('firefox');
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else if (CHROMIUM)
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expect(browserType.name()).toBe('chromium');
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else
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throw new Error('Unknown browser');
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});
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});
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});
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describe('Top-level requires', function() {
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it('should require top-level Errors', async() => {
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const Errors = require(path.join(utils.projectRoot(), '/lib/errors.js'));
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expect(Errors.TimeoutError).toBe(playwright.errors.TimeoutError);
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});
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it('should require top-level DeviceDescriptors', async() => {
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const Devices = require(path.join(utils.projectRoot(), '/lib/deviceDescriptors.js')).DeviceDescriptors;
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expect(Devices['iPhone 6']).toBeTruthy();
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expect(Devices['iPhone 6']).toBe(playwright.devices['iPhone 6']);
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});
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});
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describe('Browser.isConnected', () => {
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it('should set the browser connected state', async ({browserType, defaultBrowserOptions}) => {
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const browserServer = await browserType.launchServer(defaultBrowserOptions);
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const remote = await browserType.connect({ wsEndpoint: browserServer.wsEndpoint() });
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expect(remote.isConnected()).toBe(true);
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await remote.close();
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expect(remote.isConnected()).toBe(false);
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await browserServer._checkLeaks();
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await browserServer.close();
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});
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it('should throw when used after isConnected returns false', async({browserType, defaultBrowserOptions}) => {
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const browserServer = await browserType.launchServer(defaultBrowserOptions);
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const remote = await browserType.connect({ wsEndpoint: browserServer.wsEndpoint() });
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const page = await remote.newPage();
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await Promise.all([
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browserServer.close(),
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new Promise(f => remote.once('disconnected', f)),
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]);
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expect(remote.isConnected()).toBe(false);
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const error = await page.evaluate('1 + 1').catch(e => e);
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expect(error.message).toContain('has been closed');
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});
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});
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describe('Browser.disconnect', function() {
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it('should reject navigation when browser closes', async({browserType, defaultBrowserOptions, server}) => {
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server.setRoute('/one-style.css', () => {});
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const browserServer = await browserType.launchServer(defaultBrowserOptions);
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const remote = await browserType.connect({ wsEndpoint: browserServer.wsEndpoint() });
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const page = await remote.newPage();
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const navigationPromise = page.goto(server.PREFIX + '/one-style.html', {timeout: 60000}).catch(e => e);
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await server.waitForRequest('/one-style.css');
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await remote.close();
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const error = await navigationPromise;
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expect(error.message).toContain('Navigation failed because page was closed!');
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await browserServer._checkLeaks();
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await browserServer.close();
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});
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it('should reject waitForSelector when browser closes', async({browserType, defaultBrowserOptions, server}) => {
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server.setRoute('/empty.html', () => {});
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const browserServer = await browserType.launchServer(defaultBrowserOptions);
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const remote = await browserType.connect({ wsEndpoint: browserServer.wsEndpoint() });
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const page = await remote.newPage();
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const watchdog = page.waitForSelector('div', { state: 'attached', timeout: 60000 }).catch(e => e);
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// Make sure the previous waitForSelector has time to make it to the browser before we disconnect.
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await page.waitForSelector('body', { state: 'attached' });
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await remote.close();
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const error = await watchdog;
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expect(error.message).toContain('Protocol error');
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await browserServer._checkLeaks();
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await browserServer.close();
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});
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it('should throw if used after disconnect', async({browserType, defaultBrowserOptions}) => {
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const browserServer = await browserType.launchServer(defaultBrowserOptions);
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const remote = await browserType.connect({ wsEndpoint: browserServer.wsEndpoint() });
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const page = await remote.newPage();
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await remote.close();
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const error = await page.evaluate('1 + 1').catch(e => e);
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expect(error.message).toContain('has been closed');
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await browserServer._checkLeaks();
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await browserServer.close();
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});
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it('should emit close events on pages and contexts', async({browserType, defaultBrowserOptions}) => {
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const browserServer = await browserType.launchServer(defaultBrowserOptions);
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const remote = await browserType.connect({ wsEndpoint: browserServer.wsEndpoint() });
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const context = await remote.newContext();
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const page = await context.newPage();
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let pageClosed = false;
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page.on('close', e => pageClosed = true);
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await Promise.all([
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new Promise(f => context.on('close', f)),
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browserServer.close()
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]);
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expect(pageClosed).toBeTruthy();
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});
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});
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describe('Browser.close', function() {
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it('should terminate network waiters', async({browserType, defaultBrowserOptions, server}) => {
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const browserServer = await browserType.launchServer(defaultBrowserOptions);
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const remote = await browserType.connect({ wsEndpoint: browserServer.wsEndpoint() });
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const newPage = await remote.newPage();
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const results = await Promise.all([
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newPage.waitForRequest(server.EMPTY_PAGE).catch(e => e),
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newPage.waitForResponse(server.EMPTY_PAGE).catch(e => e),
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browserServer.close()
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]);
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for (let i = 0; i < 2; i++) {
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const message = results[i].message;
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expect(message).toContain('Page closed');
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expect(message).not.toContain('Timeout');
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}
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});
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it('should fire close event for all contexts', async({browserType, defaultBrowserOptions}) => {
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const browser = await browserType.launch(defaultBrowserOptions);
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const context = await browser.newContext();
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let closed = false;
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context.on('close', () => closed = true);
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await browser.close();
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expect(closed).toBe(true);
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});
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it('should be callable twice', async({browserType, defaultBrowserOptions}) => {
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const browser = await browserType.launch(defaultBrowserOptions);
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await Promise.all([
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browser.close(),
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browser.close(),
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]);
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await browser.close();
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});
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});
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describe('browserType.launchServer', function() {
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it('should work', async({browserType, defaultBrowserOptions}) => {
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const browserServer = await browserType.launchServer(defaultBrowserOptions);
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const browser = await browserType.connect({ wsEndpoint: browserServer.wsEndpoint() });
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const browserContext = await browser.newContext();
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expect(browserContext.pages().length).toBe(0);
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expect(browserServer.wsEndpoint()).not.toBe(null);
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const page = await browserContext.newPage();
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expect(await page.evaluate('11 * 11')).toBe(121);
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await page.close();
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await browser.close();
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await browserServer._checkLeaks();
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await browserServer.close();
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});
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it('should fire "disconnected" when closing the server', async({browserType, defaultBrowserOptions}) => {
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const browserServer = await browserType.launchServer(defaultBrowserOptions);
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const browser = await browserType.connect({ wsEndpoint: browserServer.wsEndpoint() });
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const disconnectedEventPromise = new Promise(resolve => browser.once('disconnected', resolve));
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const closedPromise = new Promise(f => browserServer.on('close', f));
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browserServer.kill();
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await Promise.all([
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disconnectedEventPromise,
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closedPromise,
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]);
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});
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it('should fire "close" event during kill', async({browserType, defaultBrowserOptions}) => {
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const order = [];
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const browserServer = await browserType.launchServer(defaultBrowserOptions);
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const closedPromise = new Promise(f => browserServer.on('close', () => {
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order.push('closed');
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f();
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}));
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await Promise.all([
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browserServer.kill().then(() => order.push('killed')),
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closedPromise,
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]);
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expect(order).toEqual(['closed', 'killed']);
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});
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});
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describe('browserType.connect', function() {
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it.slow()('should be able to reconnect to a browser', async({browserType, defaultBrowserOptions, server}) => {
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const browserServer = await browserType.launchServer(defaultBrowserOptions);
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{
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const browser = await browserType.connect({ wsEndpoint: browserServer.wsEndpoint() });
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const browserContext = await browser.newContext();
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const page = await browserContext.newPage();
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await page.goto(server.EMPTY_PAGE);
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await browser.close();
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}
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{
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const browser = await browserType.connect({ wsEndpoint: browserServer.wsEndpoint() });
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const browserContext = await browser.newContext();
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const page = await browserContext.newPage();
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await page.goto(server.EMPTY_PAGE);
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await browser.close();
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}
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await browserServer._checkLeaks();
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await browserServer.close();
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});
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it.skip(USES_HOOKS).slow().fail(CHROMIUM && WIN)('should handle exceptions during connect', async({browserType, defaultBrowserOptions, server}) => {
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const browserServer = await browserType.launchServer(defaultBrowserOptions);
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const __testHookBeforeCreateBrowser = () => { throw new Error('Dummy') };
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const error = await browserType.connect({ wsEndpoint: browserServer.wsEndpoint(), __testHookBeforeCreateBrowser }).catch(e => e);
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await browserServer._checkLeaks();
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await browserServer.close();
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expect(error.message).toContain('Dummy');
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});
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});
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