mirror of
https://github.com/microsoft/playwright.git
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361 lines
11 KiB
TypeScript
361 lines
11 KiB
TypeScript
/**
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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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import domain from 'domain';
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import { playwrightTest, expect } from '../config/browserTest';
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// Use something worker-scoped (e.g. expectScopeState) forces a new worker for this file.
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// Otherwise, a browser launched for other tests in this worker will affect the expectations.
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const it = playwrightTest.extend<{}, { expectScopeState: (object: any, golden: any) => void }>({
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expectScopeState: [async ({ toImplInWorkerScope }, use) => {
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await use((object, golden) => {
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golden = trimGuids(golden);
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const remoteRoot = toImplInWorkerScope();
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const remoteState = trimGuids(remoteRoot._debugScopeState());
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const localRoot = object._connection._rootObject;
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const localState = trimGuids(localRoot._debugScopeState());
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expect(localState).toEqual(golden);
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expect(remoteState).toEqual(golden);
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});
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}, { scope: 'worker' }],
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});
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it.skip(({ mode }) => mode !== 'default');
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it.skip(({ video }) => video === 'on', 'Extra video artifacts in the objects list');
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it('should scope context handles', async ({ browserType, server, expectScopeState }) => {
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const browser = await browserType.launch();
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const GOLDEN_PRECONDITION = {
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_guid: '',
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objects: [
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{ _guid: 'android', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'browser-type', objects: [
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{ _guid: 'browser', objects: [] }
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] },
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{ _guid: 'electron', objects: [] },
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{ _guid: 'localUtils', objects: [] },
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{ _guid: 'Playwright', objects: [] },
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{ _guid: 'selectors', objects: [] },
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]
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};
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expectScopeState(browser, GOLDEN_PRECONDITION);
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const context = await browser.newContext();
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const page = await context.newPage();
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// Firefox Beta 96 yields a console warning for the pages that
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// don't use `<!DOCTYPE HTML> tag.
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await page.goto(server.PREFIX + '/empty-standard-mode.html');
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expectScopeState(browser, {
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_guid: '',
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objects: [
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{ _guid: 'android', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'browser-type', objects: [
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{ _guid: 'browser', objects: [
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{ _guid: 'browser-context', objects: [
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{ _guid: 'page', objects: [
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{ _guid: 'frame', objects: [] },
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{ _guid: 'request', objects: [
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{ _guid: 'response', objects: [] },
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] },
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] },
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{ _guid: 'request-context', objects: [] },
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{ _guid: 'tracing', objects: [] }
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] },
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] },
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] },
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{ _guid: 'electron', objects: [] },
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{ _guid: 'localUtils', objects: [] },
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{ _guid: 'Playwright', objects: [] },
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{ _guid: 'selectors', objects: [] },
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]
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});
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await context.close();
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expectScopeState(browser, GOLDEN_PRECONDITION);
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await browser.close();
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});
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it('should scope CDPSession handles', async ({ browserType, browserName, expectScopeState }) => {
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it.skip(browserName !== 'chromium');
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const browser = await browserType.launch();
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const GOLDEN_PRECONDITION = {
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_guid: '',
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objects: [
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{ _guid: 'android', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'browser-type', objects: [
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{ _guid: 'browser', objects: [] }
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] },
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{ _guid: 'electron', objects: [] },
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{ _guid: 'localUtils', objects: [] },
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{ _guid: 'Playwright', objects: [] },
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{ _guid: 'selectors', objects: [] },
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]
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};
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expectScopeState(browserType, GOLDEN_PRECONDITION);
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const session = await browser.newBrowserCDPSession();
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expectScopeState(browserType, {
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_guid: '',
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objects: [
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{ _guid: 'android', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'browser-type', objects: [
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{ _guid: 'browser', objects: [
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{ _guid: 'cdp-session', objects: [] },
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] },
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] },
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{ _guid: 'electron', objects: [] },
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{ _guid: 'localUtils', objects: [] },
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{ _guid: 'Playwright', objects: [] },
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{ _guid: 'selectors', objects: [] },
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]
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});
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await session.detach();
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expectScopeState(browserType, GOLDEN_PRECONDITION);
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await browser.close();
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});
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it('should scope browser handles', async ({ browserType, expectScopeState }) => {
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const GOLDEN_PRECONDITION = {
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_guid: '',
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objects: [
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{ _guid: 'android', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'electron', objects: [] },
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{ _guid: 'localUtils', objects: [] },
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{ _guid: 'Playwright', objects: [] },
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{ _guid: 'selectors', objects: [] },
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]
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};
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expectScopeState(browserType, GOLDEN_PRECONDITION);
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const browser = await browserType.launch();
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await browser.newContext();
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expectScopeState(browserType, {
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_guid: '',
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objects: [
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{ _guid: 'android', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'browser-type', objects: [
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{
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_guid: 'browser', objects: [
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{ _guid: 'browser-context', objects: [
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{ _guid: 'request-context', objects: [] },
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{ _guid: 'tracing', objects: [] },
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] },
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]
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},
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]
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},
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{ _guid: 'electron', objects: [] },
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{ _guid: 'localUtils', objects: [] },
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{ _guid: 'Playwright', objects: [] },
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{ _guid: 'selectors', objects: [] },
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]
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});
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await browser.close();
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expectScopeState(browserType, GOLDEN_PRECONDITION);
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});
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it('should not generate dispatchers for subresources w/o listeners', async ({ page, server, browserType, expectScopeState }) => {
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server.setRedirect('/one-style.css', '/two-style.css');
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server.setRedirect('/two-style.css', '/three-style.css');
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server.setRedirect('/three-style.css', '/four-style.css');
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server.setRoute('/four-style.css', (req, res) => res.end('body {box-sizing: border-box; }'));
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await page.goto(server.PREFIX + '/one-style.html');
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expectScopeState(browserType, {
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_guid: '',
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objects: [
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{ _guid: 'android', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'browser-type', objects: [] },
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{ _guid: 'browser-type', objects: [
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{
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_guid: 'browser', objects: [
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{ _guid: 'browser-context', objects: [
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{
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_guid: 'page', objects: [
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{ _guid: 'frame', objects: [] },
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{ _guid: 'request', objects: [
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{ _guid: 'response', objects: [] },
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] },
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]
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},
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{ _guid: 'request-context', objects: [] },
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{ _guid: 'tracing', objects: [] }
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] },
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]
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}],
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},
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{ _guid: 'electron', objects: [] },
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{ _guid: 'localUtils', objects: [] },
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{ _guid: 'Playwright', objects: [] },
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{ _guid: 'selectors', objects: [] },
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]
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});
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});
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it('should work with the domain module', async ({ browserType, server, browserName }) => {
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const local = domain.create();
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local.run(() => { });
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let err;
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local.on('error', e => err = e);
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const browser = await browserType.launch();
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const page = await browser.newPage();
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expect(await page.evaluate(() => 1 + 1)).toBe(2);
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// At the time of writing, we used to emit 'error' event for WebSockets,
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// which failed with 'domain' module.
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let callback;
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const result = new Promise(f => callback = f);
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page.on('websocket', ws => ws.on('socketerror', callback));
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void page.evaluate(port => {
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new WebSocket('ws://localhost:' + port + '/bogus-ws');
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}, server.PORT);
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const message = await result;
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if (browserName === 'firefox')
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expect(message).toBe('CLOSE_ABNORMAL');
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else
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expect(message).toContain(': 400');
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await browser.close();
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if (err)
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throw err;
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});
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it('exposeFunction should not leak', async ({ page, expectScopeState, server }) => {
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await page.goto(server.EMPTY_PAGE);
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let called = 0;
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await page.exposeFunction('myFunction', () => ++called);
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for (let i = 0; i < 10; ++i)
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await page.evaluate(() => (window as any).myFunction({ foo: 'bar' }));
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expect(called).toBe(10);
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expectScopeState(page, {
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'_guid': '',
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'objects': [
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{
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'_guid': 'android',
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'objects': [],
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},
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{
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'_guid': 'browser-type',
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'objects': [],
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},
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{
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'_guid': 'browser-type',
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'objects': [],
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},
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{
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'_guid': 'browser-type',
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'objects': [
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{
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'_guid': 'browser',
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'objects': [
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{
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'_guid': 'browser-context',
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'objects': [
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{
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'_guid': 'page',
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'objects': [
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{
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'_guid': 'frame',
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'objects': [],
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},
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{
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'_guid': 'request',
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'objects': [
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{
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'_guid': 'response',
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'objects': [],
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},
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],
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},
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],
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},
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{
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'_guid': 'request-context',
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'objects': [],
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},
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{
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'_guid': 'tracing',
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'objects': [],
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},
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],
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},
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],
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},
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],
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},
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{
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'_guid': 'electron',
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'objects': [],
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},
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{
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'_guid': 'localUtils',
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'objects': [],
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},
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{
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'_guid': 'Playwright',
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'objects': [],
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},
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{
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'_guid': 'selectors',
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'objects': [],
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},
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],
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});
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});
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function compareObjects(a, b) {
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if (a._guid !== b._guid)
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return a._guid.localeCompare(b._guid);
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return a.objects.length - b.objects.length;
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}
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function trimGuids(object) {
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if (Array.isArray(object))
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return object.map(trimGuids).sort(compareObjects);
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if (typeof object === 'object') {
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const result = {};
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for (const key in object)
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result[key] = trimGuids(object[key]);
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return result;
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}
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if (typeof object === 'string')
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return object ? object.match(/[^@]+/)[0] : '';
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return object;
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}
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