/
page.spec.js
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/
page.spec.js
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/**
* Copyright 2018 Google Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
const utils = require('./utils');
const path = require('path');
module.exports.addTests = function({testRunner, expect, product}) {
const {describe, xdescribe, fdescribe} = testRunner;
const {it, fit, xit} = testRunner;
const {beforeAll, beforeEach, afterAll, afterEach} = testRunner;
const FFOX = product === 'firefox';
const CHROME = product === 'chromium';
describe('Page.Events.DOMContentLoaded', function() {
it('should fire when expected', async({page, server}) => {
await Promise.all([
page.goto('about:blank'),
utils.waitEvent(page, 'domcontentloaded'),
]);
});
});
describe('Page.Events.Load', function() {
it('should fire when expected', async({page, server}) => {
await Promise.all([
page.goto('about:blank'),
utils.waitEvent(page, 'load'),
]);
});
});
describe('Page.Events.PageError', function() {
it('should fire', async({page, server}) => {
let error = null;
page.once('pageerror', e => error = e);
await Promise.all([
page.goto(server.PREFIX + '/error.html'),
utils.waitEvent(page, 'pageerror')
]);
expect(error.message).toContain('Fancy');
});
});
describe('Page.close', function() {
it('should reject all promises when page is closed', async({browser}) => {
const newPage = await browser.newPage();
const neverResolves = newPage.evaluate(() => new Promise(r => {}));
newPage.close();
let error = null;
await neverResolves.catch(e => error = e);
expect(error).not.toBe(null);
});
it('should not be visible in browser.pages', async({browser}) => {
const newPage = await browser.newPage();
expect(await browser.pages()).toContain(newPage);
await newPage.close();
expect(await browser.pages()).not.toContain(newPage);
});
it('should set the page close state', async({browser}) => {
const newPage = await browser.newPage();
expect(newPage.isClosed()).toBe(false);
await newPage.close();
expect(newPage.isClosed()).toBe(true);
});
it('should work with page.close', async function({ page, context, server }) {
const newPage = await context.newPage();
const closedPromise = new Promise(x => newPage.on('close', x));
await newPage.close();
await closedPromise;
});
});
describe('Page.Events.Console', function() {
it('should work', async({page, server}) => {
let message = null;
page.once('console', m => message = m);
await Promise.all([
page.evaluate(() => console.log('hello', 5, {foo: 'bar'})),
utils.waitEvent(page, 'console')
]);
expect(message.text()).toEqual('hello 5 JSHandle@object');
expect(message.type()).toEqual('log');
expect(await message.args()[0].jsonValue()).toEqual('hello');
expect(await message.args()[1].jsonValue()).toEqual(5);
expect(await message.args()[2].jsonValue()).toEqual({foo: 'bar'});
});
it('should work for different console API calls', async({page, server}) => {
const messages = [];
page.on('console', msg => messages.push(msg));
// All console events will be reported before `page.evaluate` is finished.
await page.evaluate(() => {
// A pair of time/timeEnd generates only one Console API call.
console.time('calling console.time');
console.timeEnd('calling console.time');
console.trace('calling console.trace');
console.dir('calling console.dir');
console.warn('calling console.warn');
console.error('calling console.error');
console.log(Promise.resolve('should not wait until resolved!'));
});
expect(messages.map(msg => msg.type())).toEqual([
'timeEnd', 'trace', 'dir', 'warning', 'error', 'log'
]);
expect(messages[0].text()).toContain('calling console.time');
expect(messages.slice(1).map(msg => msg.text())).toEqual([
'calling console.trace',
'calling console.dir',
'calling console.warn',
'calling console.error',
'JSHandle@promise',
]);
});
it('should not fail for window object', async({page, server}) => {
let message = null;
page.once('console', msg => message = msg);
await Promise.all([
page.evaluate(() => console.error(window)),
utils.waitEvent(page, 'console')
]);
expect(message.text()).toBe('JSHandle@object');
});
});
describe('Page.content / Page.setContent', function() {
const expectedOutput = '<html><head></head><body><div>hello</div></body></html>';
it('should work', async({page, server}) => {
await page.setContent('<div>hello</div>');
const result = await page.content();
expect(result).toBe(expectedOutput);
});
it('should work with doctype', async({page, server}) => {
const doctype = '<!DOCTYPE html>';
await page.setContent(`${doctype}<div>hello</div>`);
const result = await page.content();
expect(result).toBe(`${doctype}${expectedOutput}`);
});
it('should work with HTML 4 doctype', async({page, server}) => {
const doctype = '<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" ' +
'"http://www.w3.org/TR/html4/strict.dtd">';
await page.setContent(`${doctype}<div>hello</div>`);
const result = await page.content();
expect(result).toBe(`${doctype}${expectedOutput}`);
});
});
describe('Page.addScriptTag', function() {
it('should throw an error if no options are provided', async({page, server}) => {
let error = null;
try {
await page.addScriptTag('/injectedfile.js');
} catch (e) {
error = e;
}
expect(error.message).toBe('Provide an object with a `url`, `path` or `content` property');
});
it('should work with a url', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
const scriptHandle = await page.addScriptTag({ url: '/injectedfile.js' });
expect(scriptHandle.asElement()).not.toBeNull();
expect(await page.evaluate(() => __injected)).toBe(42);
});
it('should work with a url and type=module', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
await page.addScriptTag({ url: '/es6/es6import.js', type: 'module' });
expect(await page.evaluate(() => __es6injected)).toBe(42);
});
it('should work with a path and type=module', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
await page.addScriptTag({ path: path.join(__dirname, 'assets/es6/es6pathimport.js'), type: 'module' });
await page.waitForFunction('window.__es6injected');
expect(await page.evaluate(() => __es6injected)).toBe(42);
});
it('should work with a content and type=module', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
await page.addScriptTag({ content: `import num from '/es6/es6module.js';window.__es6injected = num;`, type: 'module' });
await page.waitForFunction('window.__es6injected');
expect(await page.evaluate(() => __es6injected)).toBe(42);
});
it('should throw an error if loading from url fail', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
let error = null;
try {
await page.addScriptTag({ url: '/nonexistfile.js' });
} catch (e) {
error = e;
}
expect(error.message).toBe('Loading script from /nonexistfile.js failed');
});
it('should work with a path', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
const scriptHandle = await page.addScriptTag({ path: path.join(__dirname, 'assets/injectedfile.js') });
expect(scriptHandle.asElement()).not.toBeNull();
expect(await page.evaluate(() => __injected)).toBe(42);
});
it('should include sourcemap when path is provided', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
await page.addScriptTag({ path: path.join(__dirname, 'assets/injectedfile.js') });
const result = await page.evaluate(() => __injectedError.stack);
expect(result).toContain(path.join('assets', 'injectedfile.js'));
});
it('should work with content', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
const scriptHandle = await page.addScriptTag({ content: 'window.__injected = 35;' });
expect(scriptHandle.asElement()).not.toBeNull();
expect(await page.evaluate(() => __injected)).toBe(35);
});
xit('should throw when added with content to the CSP page', async({page, server}) => {
await page.goto(server.PREFIX + '/csp.html');
let error = null;
await page.addScriptTag({ content: 'window.__injected = 35;' }).catch(e => error = e);
expect(error).toBeTruthy();
});
it('should throw when added with URL to the CSP page', async({page, server}) => {
await page.goto(server.PREFIX + '/csp.html');
let error = null;
await page.addScriptTag({ url: server.CROSS_PROCESS_PREFIX + '/injectedfile.js' }).catch(e => error = e);
expect(error).toBeTruthy();
});
});
describe('Page.addStyleTag', function() {
it('should throw an error if no options are provided', async({page, server}) => {
let error = null;
try {
await page.addStyleTag('/injectedstyle.css');
} catch (e) {
error = e;
}
expect(error.message).toBe('Provide an object with a `url`, `path` or `content` property');
});
it('should work with a url', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
const styleHandle = await page.addStyleTag({ url: '/injectedstyle.css' });
expect(styleHandle.asElement()).not.toBeNull();
expect(await page.evaluate(`window.getComputedStyle(document.querySelector('body')).getPropertyValue('background-color')`)).toBe('rgb(255, 0, 0)');
});
it('should throw an error if loading from url fail', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
let error = null;
try {
await page.addStyleTag({ url: '/nonexistfile.js' });
} catch (e) {
error = e;
}
expect(error.message).toBe('Loading style from /nonexistfile.js failed');
});
it('should work with a path', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
const styleHandle = await page.addStyleTag({ path: path.join(__dirname, 'assets/injectedstyle.css') });
expect(styleHandle.asElement()).not.toBeNull();
expect(await page.evaluate(`window.getComputedStyle(document.querySelector('body')).getPropertyValue('background-color')`)).toBe('rgb(255, 0, 0)');
});
it('should include sourcemap when path is provided', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
await page.addStyleTag({ path: path.join(__dirname, 'assets/injectedstyle.css') });
const styleHandle = await page.$('style');
const styleContent = await page.evaluate(style => style.innerHTML, styleHandle);
expect(styleContent).toContain(path.join('assets', 'injectedstyle.css'));
});
it('should work with content', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
const styleHandle = await page.addStyleTag({ content: 'body { background-color: green; }' });
expect(styleHandle.asElement()).not.toBeNull();
expect(await page.evaluate(`window.getComputedStyle(document.querySelector('body')).getPropertyValue('background-color')`)).toBe('rgb(0, 128, 0)');
});
xit('should throw when added with content to the CSP page', async({page, server}) => {
await page.goto(server.PREFIX + '/csp.html');
let error = null;
await page.addStyleTag({ content: 'body { background-color: green; }' }).catch(e => error = e);
expect(error).toBeTruthy();
});
it('should throw when added with URL to the CSP page', async({page, server}) => {
await page.goto(server.PREFIX + '/csp.html');
let error = null;
await page.addStyleTag({ url: server.CROSS_PROCESS_PREFIX + '/injectedstyle.css' }).catch(e => error = e);
expect(error).toBeTruthy();
});
});
describe('Page.title', function() {
it('should return the page title', async({page, server}) => {
await page.goto(server.PREFIX + '/title.html');
expect(await page.title()).toBe('Woof-Woof');
});
});
describe('Page.select', function() {
it('should select single option', async({page, server}) => {
await page.goto(server.PREFIX + '/input/select.html');
await page.select('select', 'blue');
expect(await page.evaluate(() => result.onInput)).toEqual(['blue']);
expect(await page.evaluate(() => result.onChange)).toEqual(['blue']);
});
it('should select only first option', async({page, server}) => {
await page.goto(server.PREFIX + '/input/select.html');
await page.select('select', 'blue', 'green', 'red');
expect(await page.evaluate(() => result.onInput)).toEqual(['blue']);
expect(await page.evaluate(() => result.onChange)).toEqual(['blue']);
});
it('should select multiple options', async({page, server}) => {
await page.goto(server.PREFIX + '/input/select.html');
await page.evaluate(() => makeMultiple());
await page.select('select', 'blue', 'green', 'red');
expect(await page.evaluate(() => result.onInput)).toEqual(['blue', 'green', 'red']);
expect(await page.evaluate(() => result.onChange)).toEqual(['blue', 'green', 'red']);
});
it('should respect event bubbling', async({page, server}) => {
await page.goto(server.PREFIX + '/input/select.html');
await page.select('select', 'blue');
expect(await page.evaluate(() => result.onBubblingInput)).toEqual(['blue']);
expect(await page.evaluate(() => result.onBubblingChange)).toEqual(['blue']);
});
it('should throw when element is not a <select>', async({page, server}) => {
let error = null;
await page.goto(server.PREFIX + '/input/select.html');
await page.select('body', '').catch(e => error = e);
expect(error.message).toContain('Element is not a <select> element.');
});
it('should return [] on no matched values', async({page, server}) => {
await page.goto(server.PREFIX + '/input/select.html');
const result = await page.select('select','42','abc');
expect(result).toEqual([]);
});
it('should return an array of matched values', async({page, server}) => {
await page.goto(server.PREFIX + '/input/select.html');
await page.evaluate(() => makeMultiple());
const result = await page.select('select','blue','black','magenta');
expect(result.reduce((accumulator,current) => ['blue', 'black', 'magenta'].includes(current) && accumulator, true)).toEqual(true);
});
it('should return an array of one element when multiple is not set', async({page, server}) => {
await page.goto(server.PREFIX + '/input/select.html');
const result = await page.select('select','42','blue','black','magenta');
expect(result.length).toEqual(1);
});
it('should return [] on no values',async({page, server}) => {
await page.goto(server.PREFIX + '/input/select.html');
const result = await page.select('select');
expect(result).toEqual([]);
});
it('should deselect all options when passed no values for a multiple select',async({page, server}) => {
await page.goto(server.PREFIX + '/input/select.html');
await page.evaluate(() => makeMultiple());
await page.select('select','blue','black','magenta');
await page.select('select');
expect(await page.$eval('select', select => Array.from(select.options).every(option => !option.selected))).toEqual(true);
});
it('should deselect all options when passed no values for a select without multiple',async({page, server}) => {
await page.goto(server.PREFIX + '/input/select.html');
await page.select('select','blue','black','magenta');
await page.select('select');
expect(await page.$eval('select', select => Array.from(select.options).every(option => !option.selected))).toEqual(true);
});
it('should throw if passed in non-strings', async({page, server}) => {
await page.setContent('<select><option value="12"/></select>');
let error = null;
try {
await page.select('select', 12);
} catch (e) {
error = e;
}
expect(error.message).toContain('Values must be strings');
});
// @see https://github.com/GoogleChrome/puppeteer/issues/3327
xit('should work when re-defining top-level Event class', async({page, server}) => {
await page.goto(server.PREFIX + '/input/select.html');
await page.evaluate(() => window.Event = null);
await page.select('select', 'blue');
expect(await page.evaluate(() => result.onInput)).toEqual(['blue']);
expect(await page.evaluate(() => result.onChange)).toEqual(['blue']);
});
});
};