mirror of
https://github.com/microsoft/playwright.git
synced 2024-12-14 21:53:35 +03:00
deccddba24
- Make BrowserServer a scope.
- Plumb exitCode and signal to BrowserServer.on('close').
- Use toImpl in a test.
315 lines
15 KiB
JavaScript
315 lines
15 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, CHANNEL} = testOptions;
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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.fail(true)('should reject if launched browser fails immediately', async({browserType, defaultBrowserOptions}) => {
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// I'm getting ENCONRESET on this one.
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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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it.slow()('should accept objects as options', async({browserType, defaultBrowserOptions}) => {
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const browser = await browserType.launch({ ...defaultBrowserOptions, process });
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await browser.close();
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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({playwright}) => {
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const Errors = require(path.join(utils.projectRoot(), '/lib/errors.js'));
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expect(String(Errors.TimeoutError)).toContain('TimeoutError');
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});
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it('should require top-level DeviceDescriptors', async({playwright}) => {
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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']).toEqual(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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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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const [result] = await Promise.all([
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new Promise(f => browserServer.on('close', (exitCode, signal) => f({ exitCode, signal }))),
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browserServer.close(),
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]);
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expect(result.exitCode).toBe(0);
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expect(result.signal).toBe(null);
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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.fail(USES_HOOKS || (CHROMIUM && WIN)).slow()('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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