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158 lines
7.6 KiB
JavaScript
158 lines
7.6 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 utils = require('./utils');
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const { waitEvent } = utils;
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/**
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* @type {PageTestSuite}
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*/
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module.exports.describe = function({testRunner, expect, FFOX, CHROMIUM, WEBKIT, LINUX}) {
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const {describe, xdescribe, fdescribe} = testRunner;
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const {it, fit, xit, dit} = testRunner;
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const {beforeAll, beforeEach, afterAll, afterEach} = testRunner;
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describe('Workers', function() {
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// flaky: https://github.com/microsoft/playwright/pull/1297/checks?check_run_id=496348690
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it.fail(FFOX && LINUX)('Page.workers', async function({page, server}) {
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await Promise.all([
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page.waitForEvent('worker'),
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page.goto(server.PREFIX + '/worker/worker.html')]);
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const worker = page.workers()[0];
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expect(worker.url()).toContain('worker.js');
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expect(await worker.evaluate(() => self['workerFunction']())).toBe('worker function result');
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await page.goto(server.EMPTY_PAGE);
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expect(page.workers().length).toBe(0);
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});
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it('should emit created and destroyed events', async function({page}) {
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const workerCreatedPromise = page.waitForEvent('worker');
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const workerObj = await page.evaluateHandle(() => new Worker(URL.createObjectURL(new Blob(['1'], {type: 'application/javascript'}))));
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const worker = await workerCreatedPromise;
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const workerThisObj = await worker.evaluateHandle(() => this);
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const workerDestroyedPromise = new Promise(x => worker.once('close', x));
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await page.evaluate(workerObj => workerObj.terminate(), workerObj);
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expect(await workerDestroyedPromise).toBe(worker);
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const error = await workerThisObj.getProperty('self').catch(error => error);
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expect(error.message).toContain('Most likely the worker has been closed.');
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});
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it('should report console logs', async function({page}) {
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const [message] = await Promise.all([
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waitEvent(page, 'console'),
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page.evaluate(() => new Worker(URL.createObjectURL(new Blob(['console.log(1)'], {type: 'application/javascript'})))),
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]);
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expect(message.text()).toBe('1');
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});
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it('should have JSHandles for console logs', async function({page}) {
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const logPromise = new Promise(x => page.on('console', x));
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await page.evaluate(() => new Worker(URL.createObjectURL(new Blob(['console.log(1,2,3,this)'], {type: 'application/javascript'}))));
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const log = await logPromise;
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expect(log.text()).toBe('1 2 3 JSHandle@object');
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expect(log.args().length).toBe(4);
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expect(await (await log.args()[3].getProperty('origin')).jsonValue()).toBe('null');
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});
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it('should evaluate', async function({page}) {
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const workerCreatedPromise = page.waitForEvent('worker');
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page.evaluate(() => new Worker(URL.createObjectURL(new Blob(['console.log(1)'], {type: 'application/javascript'}))));
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const worker = await workerCreatedPromise;
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expect(await worker.evaluate('1+1')).toBe(2);
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});
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it('should report errors', async function({page}) {
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const errorPromise = new Promise(x => page.on('pageerror', x));
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page.evaluate(() => new Worker(URL.createObjectURL(new Blob([`setTimeout(() => { throw new Error('this is my error'); })`], {type: 'application/javascript'}))));
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const errorLog = await errorPromise;
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expect(errorLog.message).toContain('this is my error');
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});
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it('should clear upon navigation', async function({server, page}) {
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await page.goto(server.EMPTY_PAGE);
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const workerCreatedPromise = page.waitForEvent('worker');
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page.evaluate(() => new Worker(URL.createObjectURL(new Blob(['console.log(1)'], {type: 'application/javascript'}))));
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const worker = await workerCreatedPromise;
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expect(page.workers().length).toBe(1);
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let destroyed = false;
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worker.once('close', () => destroyed = true);
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await page.goto(server.PREFIX + '/one-style.html');
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expect(destroyed).toBe(true);
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expect(page.workers().length).toBe(0);
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});
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it('should clear upon cross-process navigation', async function({server, page}) {
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await page.goto(server.EMPTY_PAGE);
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const workerCreatedPromise = page.waitForEvent('worker');
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page.evaluate(() => new Worker(URL.createObjectURL(new Blob(['console.log(1)'], {type: 'application/javascript'}))));
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const worker = await workerCreatedPromise;
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expect(page.workers().length).toBe(1);
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let destroyed = false;
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worker.once('close', () => destroyed = true);
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await page.goto(server.CROSS_PROCESS_PREFIX + '/empty.html');
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expect(destroyed).toBe(true);
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expect(page.workers().length).toBe(0);
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});
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// flaky: https://github.com/microsoft/playwright/pull/1277/checks?check_run_id=496461538
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it.fail(FFOX && LINUX)('should report network activity', async function({page, server}) {
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const [worker] = await Promise.all([
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page.waitForEvent('worker'),
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page.goto(server.PREFIX + '/worker/worker.html'),
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]);
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const url = server.PREFIX + '/one-style.css';
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const requestPromise = page.waitForRequest(url);
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const responsePromise = page.waitForResponse(url);
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await worker.evaluate(url => fetch(url).then(response => response.text()).then(console.log), url);
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const request = await requestPromise;
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const response = await responsePromise;
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expect(request.url()).toBe(url);
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expect(response.request()).toBe(request);
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expect(response.ok()).toBe(true);
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});
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it('should report network activity on worker creation', async function({page, server}) {
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// Chromium needs waitForDebugger enabled for this one.
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await page.goto(server.EMPTY_PAGE);
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const url = server.PREFIX + '/one-style.css';
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const requestPromise = page.waitForRequest(url);
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const responsePromise = page.waitForResponse(url);
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await page.evaluate(url => new Worker(URL.createObjectURL(new Blob([`
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fetch("${url}").then(response => response.text()).then(console.log);
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`], {type: 'application/javascript'}))), url);
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const request = await requestPromise;
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const response = await responsePromise;
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expect(request.url()).toBe(url);
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expect(response.request()).toBe(request);
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expect(response.ok()).toBe(true);
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});
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false && it.fail(FFOX)('should report web socket activity', async function({page, server}) {
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const [worker] = await Promise.all([
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page.waitForEvent('worker'),
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page.goto(server.PREFIX + '/worker/worker.html'),
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]);
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const log = [];
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let socketClosed;
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const socketClosePromise = new Promise(f => socketClosed = f);
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page.on('websocket', ws => {
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ws.on('open', () => log.push(`open<${ws.url()}>`));
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ws.on('close', () => { log.push('close'); socketClosed(); });
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});
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worker.evaluate((port) => {
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const ws = new WebSocket('ws://localhost:' + port + '/ws');
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ws.addEventListener('open', () => ws.close());
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}, server.PORT);
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await socketClosePromise;
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expect(log.join(':')).toBe(`open<ws://localhost:${server.PORT}/ws>:close`);
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});
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});
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};
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