puppeteer/test/network.spec.js

792 lines
33 KiB
JavaScript

/**
* 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 fs = require('fs');
const path = require('path');
const utils = require('./utils');
module.exports.addTests = function({testRunner, expect, CHROME}) {
const {describe, xdescribe, fdescribe, describe_fails_ffox} = testRunner;
const {it, fit, xit, it_fails_ffox} = testRunner;
const {beforeAll, beforeEach, afterAll, afterEach} = testRunner;
describe('Page.Events.Request', function() {
it('should fire for navigation requests', async({page, server}) => {
const requests = [];
page.on('request', request => !utils.isFavicon(request) && requests.push(request));
await page.goto(server.EMPTY_PAGE);
expect(requests.length).toBe(1);
});
it('should fire for iframes', async({page, server}) => {
const requests = [];
page.on('request', request => !utils.isFavicon(request) && requests.push(request));
await page.goto(server.EMPTY_PAGE);
await utils.attachFrame(page, 'frame1', server.EMPTY_PAGE);
expect(requests.length).toBe(2);
});
it('should fire for fetches', async({page, server}) => {
const requests = [];
page.on('request', request => !utils.isFavicon(request) && requests.push(request));
await page.goto(server.EMPTY_PAGE);
await utils.attachFrame(page, 'frame1', server.EMPTY_PAGE);
expect(requests.length).toBe(2);
});
});
describe('Request.frame', function() {
it('should work for main frame navigation request', async({page, server}) => {
const requests = [];
page.on('request', request => !utils.isFavicon(request) && requests.push(request));
await page.goto(server.EMPTY_PAGE);
expect(requests.length).toBe(1);
expect(requests[0].frame()).toBe(page.mainFrame());
});
it('should work for subframe navigation request', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
const requests = [];
page.on('request', request => !utils.isFavicon(request) && requests.push(request));
await utils.attachFrame(page, 'frame1', server.EMPTY_PAGE);
expect(requests.length).toBe(1);
expect(requests[0].frame()).toBe(page.frames()[1]);
});
it('should work for fetch requests', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
let requests = [];
page.on('request', request => !utils.isFavicon(request) && requests.push(request));
await page.evaluate(() => fetch('/digits/1.png'));
requests = requests.filter(request => !request.url().includes('favicon'));
expect(requests.length).toBe(1);
expect(requests[0].frame()).toBe(page.mainFrame());
});
});
describe('Request.headers', function() {
it('should work', async({page, server}) => {
const response = await page.goto(server.EMPTY_PAGE);
if (CHROME)
expect(response.request().headers()['user-agent']).toContain('Chrome');
else
expect(response.request().headers()['user-agent']).toContain('Firefox');
});
});
describe('Response.headers', function() {
it('should work', async({page, server}) => {
server.setRoute('/empty.html', (req, res) => {
res.setHeader('foo', 'bar');
res.end();
});
const response = await page.goto(server.EMPTY_PAGE);
expect(response.headers()['foo']).toBe('bar');
});
});
describe_fails_ffox('Response.fromCache', function() {
it('should return |false| for non-cached content', async({page, server}) => {
const response = await page.goto(server.EMPTY_PAGE);
expect(response.fromCache()).toBe(false);
});
it('should work', async({page, server}) => {
const responses = new Map();
page.on('response', r => !utils.isFavicon(r.request()) && responses.set(r.url().split('/').pop(), r));
// Load and re-load to make sure it's cached.
await page.goto(server.PREFIX + '/cached/one-style.html');
await page.waitFor(1000);
await page.reload();
expect(responses.size).toBe(2);
expect(responses.get('one-style.css').status()).toBe(200);
expect(responses.get('one-style.css').fromCache()).toBe(true);
expect(responses.get('one-style.html').status()).toBe(304);
expect(responses.get('one-style.html').fromCache()).toBe(false);
});
});
describe_fails_ffox('Response.fromServiceWorker', function() {
it('should return |false| for non-service-worker content', async({page, server}) => {
const response = await page.goto(server.EMPTY_PAGE);
expect(response.fromServiceWorker()).toBe(false);
});
it('Response.fromServiceWorker', async({page, server}) => {
const responses = new Map();
page.on('response', r => responses.set(r.url().split('/').pop(), r));
// Load and re-load to make sure serviceworker is installed and running.
await page.goto(server.PREFIX + '/serviceworkers/fetch/sw.html', {waitUntil: 'networkidle2'});
await page.evaluate(async() => await window.activationPromise);
await page.reload();
expect(responses.size).toBe(2);
expect(responses.get('sw.html').status()).toBe(200);
expect(responses.get('sw.html').fromServiceWorker()).toBe(true);
expect(responses.get('style.css').status()).toBe(200);
expect(responses.get('style.css').fromServiceWorker()).toBe(true);
});
});
describe('Network Events', function() {
it('Page.Events.Request', async({page, server}) => {
const requests = [];
page.on('request', request => requests.push(request));
await page.goto(server.EMPTY_PAGE);
expect(requests.length).toBe(1);
expect(requests[0].url()).toBe(server.EMPTY_PAGE);
expect(requests[0].resourceType()).toBe('document');
expect(requests[0].method()).toBe('GET');
expect(requests[0].response()).toBeTruthy();
expect(requests[0].frame() === page.mainFrame()).toBe(true);
expect(requests[0].frame().url()).toBe(server.EMPTY_PAGE);
});
it_fails_ffox('Page.Events.Request should report post data', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
server.setRoute('/post', (req, res) => res.end());
let request = null;
page.on('request', r => request = r);
await page.evaluate(() => fetch('./post', { method: 'POST', body: JSON.stringify({foo: 'bar'})}));
expect(request).toBeTruthy();
expect(request.postData()).toBe('{"foo":"bar"}');
});
it('Page.Events.Response', async({page, server}) => {
const responses = [];
page.on('response', response => responses.push(response));
await page.goto(server.EMPTY_PAGE);
expect(responses.length).toBe(1);
expect(responses[0].url()).toBe(server.EMPTY_PAGE);
expect(responses[0].status()).toBe(200);
expect(responses[0].ok()).toBe(true);
expect(responses[0].request()).toBeTruthy();
const remoteAddress = responses[0].remoteAddress();
// Either IPv6 or IPv4, depending on environment.
expect(remoteAddress.ip.includes('::1') || remoteAddress.ip === '127.0.0.1').toBe(true);
expect(remoteAddress.port).toBe(server.PORT);
});
it('Response.statusText', async({page, server}) => {
server.setRoute('/cool', (req, res) => {
res.writeHead(200, 'cool!');
res.end();
});
const response = await page.goto(server.PREFIX + '/cool');
expect(response.statusText()).toBe('cool!');
});
it_fails_ffox('Page.Events.Response should provide body', async({page, server}) => {
let response = null;
page.on('response', r => response = r);
await page.goto(server.PREFIX + '/simple.json');
expect(response).toBeTruthy();
expect(await response.text()).toBe('{"foo": "bar"}\n');
expect(await response.json()).toEqual({foo: 'bar'});
});
it_fails_ffox('Page.Events.Response should throw when requesting body of redirected response', async({page, server}) => {
server.setRedirect('/foo.html', '/empty.html');
const response = await page.goto(server.PREFIX + '/foo.html');
const redirectChain = response.request().redirectChain();
expect(redirectChain.length).toBe(1);
const redirected = redirectChain[0].response();
expect(redirected.status()).toBe(302);
let error = null;
await redirected.text().catch(e => error = e);
expect(error.message).toContain('Response body is unavailable for redirect responses');
});
it_fails_ffox('Page.Events.Response should not report body unless request is finished', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
// Setup server to trap request.
let serverResponse = null;
server.setRoute('/get', (req, res) => {
serverResponse = res;
res.write('hello ');
});
// Setup page to trap response.
let pageResponse = null;
let requestFinished = false;
page.on('response', r => pageResponse = r);
page.on('requestfinished', () => requestFinished = true);
// send request and wait for server response
await Promise.all([
page.evaluate(() => fetch('./get', { method: 'GET'})),
utils.waitEvent(page, 'response')
]);
expect(serverResponse).toBeTruthy();
expect(pageResponse).toBeTruthy();
expect(pageResponse.status()).toBe(200);
expect(requestFinished).toBe(false);
const responseText = pageResponse.text();
// Write part of the response and wait for it to be flushed.
await new Promise(x => serverResponse.write('wor', x));
// Finish response.
await new Promise(x => serverResponse.end('ld!', x));
expect(await responseText).toBe('hello world!');
});
it_fails_ffox('Page.Events.RequestFailed', async({page, server}) => {
await page.setRequestInterception(true);
page.on('request', request => {
if (request.url().endsWith('css'))
request.abort();
else
request.continue();
});
const failedRequests = [];
page.on('requestfailed', request => failedRequests.push(request));
await page.goto(server.PREFIX + '/one-style.html');
expect(failedRequests.length).toBe(1);
expect(failedRequests[0].url()).toContain('one-style.css');
expect(failedRequests[0].response()).toBe(null);
expect(failedRequests[0].resourceType()).toBe('stylesheet');
expect(failedRequests[0].failure().errorText).toBe('net::ERR_FAILED');
expect(failedRequests[0].frame()).toBeTruthy();
});
it('Page.Events.RequestFinished', async({page, server}) => {
const requests = [];
page.on('requestfinished', request => requests.push(request));
await page.goto(server.EMPTY_PAGE);
expect(requests.length).toBe(1);
expect(requests[0].url()).toBe(server.EMPTY_PAGE);
expect(requests[0].response()).toBeTruthy();
expect(requests[0].frame() === page.mainFrame()).toBe(true);
expect(requests[0].frame().url()).toBe(server.EMPTY_PAGE);
});
it('should fire events in proper order', async({page, server}) => {
const events = [];
page.on('request', request => events.push('request'));
page.on('response', response => events.push('response'));
page.on('requestfinished', request => events.push('requestfinished'));
await page.goto(server.EMPTY_PAGE);
expect(events).toEqual(['request', 'response', 'requestfinished']);
});
it('should support redirects', async({page, server}) => {
const events = [];
page.on('request', request => events.push(`${request.method()} ${request.url()}`));
page.on('response', response => events.push(`${response.status()} ${response.url()}`));
page.on('requestfinished', request => events.push(`DONE ${request.url()}`));
page.on('requestfailed', request => events.push(`FAIL ${request.url()}`));
server.setRedirect('/foo.html', '/empty.html');
const FOO_URL = server.PREFIX + '/foo.html';
const response = await page.goto(FOO_URL);
expect(events).toEqual([
`GET ${FOO_URL}`,
`302 ${FOO_URL}`,
`DONE ${FOO_URL}`,
`GET ${server.EMPTY_PAGE}`,
`200 ${server.EMPTY_PAGE}`,
`DONE ${server.EMPTY_PAGE}`
]);
// Check redirect chain
const redirectChain = response.request().redirectChain();
expect(redirectChain.length).toBe(1);
expect(redirectChain[0].url()).toContain('/foo.html');
expect(redirectChain[0].response().remoteAddress().port).toBe(server.PORT);
});
});
describe('Request.isNavigationRequest', () => {
it('should work', async({page, server}) => {
const requests = new Map();
page.on('request', request => requests.set(request.url().split('/').pop(), request));
server.setRedirect('/rrredirect', '/frames/one-frame.html');
await page.goto(server.PREFIX + '/rrredirect');
expect(requests.get('rrredirect').isNavigationRequest()).toBe(true);
expect(requests.get('one-frame.html').isNavigationRequest()).toBe(true);
expect(requests.get('frame.html').isNavigationRequest()).toBe(true);
expect(requests.get('script.js').isNavigationRequest()).toBe(false);
expect(requests.get('style.css').isNavigationRequest()).toBe(false);
});
it_fails_ffox('should work with request interception', async({page, server}) => {
const requests = new Map();
page.on('request', request => {
requests.set(request.url().split('/').pop(), request);
request.continue();
});
await page.setRequestInterception(true);
server.setRedirect('/rrredirect', '/frames/one-frame.html');
await page.goto(server.PREFIX + '/rrredirect');
expect(requests.get('rrredirect').isNavigationRequest()).toBe(true);
expect(requests.get('one-frame.html').isNavigationRequest()).toBe(true);
expect(requests.get('frame.html').isNavigationRequest()).toBe(true);
expect(requests.get('script.js').isNavigationRequest()).toBe(false);
expect(requests.get('style.css').isNavigationRequest()).toBe(false);
});
it('should work when navigating to image', async({page, server}) => {
const requests = [];
page.on('request', request => requests.push(request));
await page.goto(server.PREFIX + '/pptr.png');
expect(requests[0].isNavigationRequest()).toBe(true);
});
});
describe_fails_ffox('Page.setRequestInterception', function() {
it('should intercept', async({page, server}) => {
await page.setRequestInterception(true);
page.on('request', request => {
expect(request.url()).toContain('empty.html');
expect(request.headers()['user-agent']).toBeTruthy();
expect(request.method()).toBe('GET');
expect(request.postData()).toBe(undefined);
expect(request.isNavigationRequest()).toBe(true);
expect(request.resourceType()).toBe('document');
expect(request.frame() === page.mainFrame()).toBe(true);
expect(request.frame().url()).toBe('about:blank');
request.continue();
});
const response = await page.goto(server.EMPTY_PAGE);
expect(response.ok()).toBe(true);
expect(response.remoteAddress().port).toBe(server.PORT);
});
it('should work with intervention headers', async({page, server}) => {
server.setRoute('/intervention', (req, res) => res.end(`
<script>
document.write('<script src="${server.CROSS_PROCESS_PREFIX}/intervention.js">' + '</scr' + 'ipt>');
</script>
`));
server.setRedirect('/intervention.js', '/redirect.js');
let serverRequest = null;
server.setRoute('/redirect.js', (req, res) => {
serverRequest = req;
res.end('console.log(1);');
});
await page.setRequestInterception(true);
page.on('request', request => request.continue());
await page.goto(server.PREFIX + '/intervention');
expect(serverRequest.headers.intervention).toContain('www.chromestatus.com');
});
it('should work when POST is redirected with 302', async({page, server}) => {
server.setRedirect('/rredirect', '/empty.html');
await page.goto(server.EMPTY_PAGE);
await page.setRequestInterception(true);
page.on('request', request => request.continue());
await page.setContent(`
<form action='/rredirect' method='post'>
<input type="hidden" id="foo" name="foo" value="FOOBAR">
</form>
`);
await Promise.all([
page.$eval('form', form => form.submit()),
page.waitForNavigation()
]);
});
it('should contain referer header', async({page, server}) => {
await page.setRequestInterception(true);
const requests = [];
page.on('request', request => {
requests.push(request);
request.continue();
});
await page.goto(server.PREFIX + '/one-style.html');
expect(requests[1].url()).toContain('/one-style.css');
expect(requests[1].headers().referer).toContain('/one-style.html');
});
it('should properly return navigation response when URL has cookies', async({page, server}) => {
// Setup cookie.
await page.goto(server.EMPTY_PAGE);
await page.setCookie({ name: 'foo', value: 'bar'});
// Setup request interception.
await page.setRequestInterception(true);
page.on('request', request => request.continue());
const response = await page.reload();
expect(response.status()).toBe(200);
});
it('should stop intercepting', async({page, server}) => {
await page.setRequestInterception(true);
page.once('request', request => request.continue());
await page.goto(server.EMPTY_PAGE);
await page.setRequestInterception(false);
await page.goto(server.EMPTY_PAGE);
});
it('should show custom HTTP headers', async({page, server}) => {
await page.setExtraHTTPHeaders({
foo: 'bar'
});
await page.setRequestInterception(true);
page.on('request', request => {
expect(request.headers()['foo']).toBe('bar');
request.continue();
});
const response = await page.goto(server.EMPTY_PAGE);
expect(response.ok()).toBe(true);
});
it('should works with customizing referer headers', async({page, server}) => {
await page.setExtraHTTPHeaders({ 'referer': server.EMPTY_PAGE });
await page.setRequestInterception(true);
page.on('request', request => {
expect(request.headers()['referer']).toBe(server.EMPTY_PAGE);
request.continue();
});
const response = await page.goto(server.EMPTY_PAGE);
expect(response.ok()).toBe(true);
});
it('should be abortable', async({page, server}) => {
await page.setRequestInterception(true);
page.on('request', request => {
if (request.url().endsWith('.css'))
request.abort();
else
request.continue();
});
let failedRequests = 0;
page.on('requestfailed', event => ++failedRequests);
const response = await page.goto(server.PREFIX + '/one-style.html');
expect(response.ok()).toBe(true);
expect(response.request().failure()).toBe(null);
expect(failedRequests).toBe(1);
});
it('should be abortable with custom error codes', async({page, server}) => {
await page.setRequestInterception(true);
page.on('request', request => {
request.abort('internetdisconnected');
});
let failedRequest = null;
page.on('requestfailed', request => failedRequest = request);
await page.goto(server.EMPTY_PAGE).catch(e => {});
expect(failedRequest).toBeTruthy();
expect(failedRequest.failure().errorText).toBe('net::ERR_INTERNET_DISCONNECTED');
});
it('should send referer', async({page, server}) => {
await page.setExtraHTTPHeaders({
referer: 'http://google.com/'
});
await page.setRequestInterception(true);
page.on('request', request => request.continue());
const [request] = await Promise.all([
server.waitForRequest('/grid.html'),
page.goto(server.PREFIX + '/grid.html'),
]);
expect(request.headers['referer']).toBe('http://google.com/');
});
it('should amend HTTP headers', async({page, server}) => {
await page.setRequestInterception(true);
page.on('request', request => {
const headers = Object.assign({}, request.headers());
headers['FOO'] = 'bar';
request.continue({ headers });
});
await page.goto(server.EMPTY_PAGE);
const [request] = await Promise.all([
server.waitForRequest('/sleep.zzz'),
page.evaluate(() => fetch('/sleep.zzz'))
]);
expect(request.headers['foo']).toBe('bar');
});
it('should fail navigation when aborting main resource', async({page, server}) => {
await page.setRequestInterception(true);
page.on('request', request => request.abort());
let error = null;
await page.goto(server.EMPTY_PAGE).catch(e => error = e);
expect(error).toBeTruthy();
expect(error.message).toContain('net::ERR_FAILED');
});
it('should work with redirects', async({page, server}) => {
await page.setRequestInterception(true);
const requests = [];
page.on('request', request => {
request.continue();
requests.push(request);
});
server.setRedirect('/non-existing-page.html', '/non-existing-page-2.html');
server.setRedirect('/non-existing-page-2.html', '/non-existing-page-3.html');
server.setRedirect('/non-existing-page-3.html', '/non-existing-page-4.html');
server.setRedirect('/non-existing-page-4.html', '/empty.html');
const response = await page.goto(server.PREFIX + '/non-existing-page.html');
expect(response.status()).toBe(200);
expect(response.url()).toContain('empty.html');
expect(requests.length).toBe(5);
expect(requests[2].resourceType()).toBe('document');
// Check redirect chain
const redirectChain = response.request().redirectChain();
expect(redirectChain.length).toBe(4);
expect(redirectChain[0].url()).toContain('/non-existing-page.html');
expect(redirectChain[2].url()).toContain('/non-existing-page-3.html');
for (let i = 0; i < redirectChain.length; ++i) {
const request = redirectChain[i];
expect(request.isNavigationRequest()).toBe(true);
expect(request.redirectChain().indexOf(request)).toBe(i);
}
});
it('should work with redirects for subresources', async({page, server}) => {
await page.setRequestInterception(true);
const requests = [];
page.on('request', request => {
request.continue();
requests.push(request);
});
server.setRedirect('/one-style.css', '/two-style.css');
server.setRedirect('/two-style.css', '/three-style.css');
server.setRedirect('/three-style.css', '/four-style.css');
server.setRoute('/four-style.css', (req, res) => res.end('body {box-sizing: border-box; }'));
const response = await page.goto(server.PREFIX + '/one-style.html');
expect(response.status()).toBe(200);
expect(response.url()).toContain('one-style.html');
expect(requests.length).toBe(5);
expect(requests[0].resourceType()).toBe('document');
expect(requests[1].resourceType()).toBe('stylesheet');
// Check redirect chain
const redirectChain = requests[1].redirectChain();
expect(redirectChain.length).toBe(3);
expect(redirectChain[0].url()).toContain('/one-style.css');
expect(redirectChain[2].url()).toContain('/three-style.css');
});
it('should be able to abort redirects', async({page, server}) => {
await page.setRequestInterception(true);
server.setRedirect('/non-existing.json', '/non-existing-2.json');
server.setRedirect('/non-existing-2.json', '/simple.html');
page.on('request', request => {
if (request.url().includes('non-existing-2'))
request.abort();
else
request.continue();
});
await page.goto(server.EMPTY_PAGE);
const result = await page.evaluate(async() => {
try {
await fetch('/non-existing.json');
} catch (e) {
return e.message;
}
});
expect(result).toContain('Failed to fetch');
});
it('should work with equal requests', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
let responseCount = 1;
server.setRoute('/zzz', (req, res) => res.end((responseCount++) * 11 + ''));
await page.setRequestInterception(true);
let spinner = false;
// Cancel 2nd request.
page.on('request', request => {
spinner ? request.abort() : request.continue();
spinner = !spinner;
});
const results = await page.evaluate(() => Promise.all([
fetch('/zzz').then(response => response.text()).catch(e => 'FAILED'),
fetch('/zzz').then(response => response.text()).catch(e => 'FAILED'),
fetch('/zzz').then(response => response.text()).catch(e => 'FAILED'),
]));
expect(results).toEqual(['11', 'FAILED', '22']);
});
it('should navigate to dataURL and fire dataURL requests', async({page, server}) => {
await page.setRequestInterception(true);
const requests = [];
page.on('request', request => {
requests.push(request);
request.continue();
});
const dataURL = 'data:text/html,<div>yo</div>';
const response = await page.goto(dataURL);
expect(response.status()).toBe(200);
expect(requests.length).toBe(1);
expect(requests[0].url()).toBe(dataURL);
});
it('should navigate to URL with hash and and fire requests without hash', async({page, server}) => {
await page.setRequestInterception(true);
const requests = [];
page.on('request', request => {
requests.push(request);
request.continue();
});
const response = await page.goto(server.EMPTY_PAGE + '#hash');
expect(response.status()).toBe(200);
expect(response.url()).toBe(server.EMPTY_PAGE);
expect(requests.length).toBe(1);
expect(requests[0].url()).toBe(server.EMPTY_PAGE);
});
it('should work with encoded server', async({page, server}) => {
// The requestWillBeSent will report encoded URL, whereas interception will
// report URL as-is. @see crbug.com/759388
await page.setRequestInterception(true);
page.on('request', request => request.continue());
const response = await page.goto(server.PREFIX + '/some nonexisting page');
expect(response.status()).toBe(404);
});
it('should work with badly encoded server', async({page, server}) => {
await page.setRequestInterception(true);
server.setRoute('/malformed?rnd=%911', (req, res) => res.end());
page.on('request', request => request.continue());
const response = await page.goto(server.PREFIX + '/malformed?rnd=%911');
expect(response.status()).toBe(200);
});
it('should work with encoded server - 2', async({page, server}) => {
// The requestWillBeSent will report URL as-is, whereas interception will
// report encoded URL for stylesheet. @see crbug.com/759388
await page.setRequestInterception(true);
const requests = [];
page.on('request', request => {
request.continue();
requests.push(request);
});
const response = await page.goto(`data:text/html,<link rel="stylesheet" href="${server.PREFIX}/fonts?helvetica|arial"/>`);
expect(response.status()).toBe(200);
expect(requests.length).toBe(2);
expect(requests[1].response().status()).toBe(404);
});
it('should not throw "Invalid Interception Id" if the request was cancelled', async({page, server}) => {
await page.setContent('<iframe></iframe>');
await page.setRequestInterception(true);
let request = null;
page.on('request', async r => request = r);
page.$eval('iframe', (frame, url) => frame.src = url, server.EMPTY_PAGE),
// Wait for request interception.
await utils.waitEvent(page, 'request');
// Delete frame to cause request to be canceled.
await page.$eval('iframe', frame => frame.remove());
let error = null;
await request.continue().catch(e => error = e);
expect(error).toBe(null);
});
it('should throw if interception is not enabled', async({page, server}) => {
let error = null;
page.on('request', async request => {
try {
await request.continue();
} catch (e) {
error = e;
}
});
await page.goto(server.EMPTY_PAGE);
expect(error.message).toContain('Request Interception is not enabled');
});
it('should work with file URLs', async({page, server}) => {
await page.setRequestInterception(true);
const urls = new Set();
page.on('request', request => {
urls.add(request.url().split('/').pop());
request.continue();
});
await page.goto(pathToFileURL(path.join(__dirname, 'assets', 'one-style.html')));
expect(urls.size).toBe(2);
expect(urls.has('one-style.html')).toBe(true);
expect(urls.has('one-style.css')).toBe(true);
});
});
describe_fails_ffox('Request.respond', function() {
it('should work', async({page, server}) => {
await page.setRequestInterception(true);
page.on('request', request => {
request.respond({
status: 201,
headers: {
foo: 'bar'
},
body: 'Yo, page!'
});
});
const response = await page.goto(server.EMPTY_PAGE);
expect(response.status()).toBe(201);
expect(response.headers().foo).toBe('bar');
expect(await page.evaluate(() => document.body.textContent)).toBe('Yo, page!');
});
it('should allow mocking binary responses', async({page, server}) => {
await page.setRequestInterception(true);
page.on('request', request => {
const imageBuffer = fs.readFileSync(path.join(__dirname, 'assets', 'pptr.png'));
request.respond({
contentType: 'image/png',
body: imageBuffer
});
});
await page.evaluate(PREFIX => {
const img = document.createElement('img');
img.src = PREFIX + '/does-not-exist.png';
document.body.appendChild(img);
return new Promise(fulfill => img.onload = fulfill);
}, server.PREFIX);
const img = await page.$('img');
expect(await img.screenshot()).toBeGolden('mock-binary-response.png');
});
});
describe_fails_ffox('Page.setExtraHTTPHeaders', function() {
it('should work', async({page, server}) => {
await page.setExtraHTTPHeaders({
foo: 'bar'
});
const [request] = await Promise.all([
server.waitForRequest('/empty.html'),
page.goto(server.EMPTY_PAGE),
]);
expect(request.headers['foo']).toBe('bar');
});
it('should throw for non-string header values', async({page, server}) => {
let error = null;
try {
await page.setExtraHTTPHeaders({ 'foo': 1 });
} catch (e) {
error = e;
}
expect(error.message).toBe('Expected value of header "foo" to be String, but "number" is found.');
});
});
describe_fails_ffox('Page.authenticate', function() {
it('should work', async({page, server}) => {
server.setAuth('/empty.html', 'user', 'pass');
let response = await page.goto(server.EMPTY_PAGE);
expect(response.status()).toBe(401);
await page.authenticate({
username: 'user',
password: 'pass'
});
response = await page.reload();
expect(response.status()).toBe(200);
});
it('should fail if wrong credentials', async({page, server}) => {
// Use unique user/password since Chrome caches credentials per origin.
server.setAuth('/empty.html', 'user2', 'pass2');
await page.authenticate({
username: 'foo',
password: 'bar'
});
const response = await page.goto(server.EMPTY_PAGE);
expect(response.status()).toBe(401);
});
it('should allow disable authentication', async({page, server}) => {
// Use unique user/password since Chrome caches credentials per origin.
server.setAuth('/empty.html', 'user3', 'pass3');
await page.authenticate({
username: 'user3',
password: 'pass3'
});
let response = await page.goto(server.EMPTY_PAGE);
expect(response.status()).toBe(200);
await page.authenticate(null);
// Navigate to a different origin to bust Chrome's credential caching.
response = await page.goto(server.CROSS_PROCESS_PREFIX + '/empty.html');
expect(response.status()).toBe(401);
});
});
};
/**
* @param {string} path
* @return {string}
*/
function pathToFileURL(path) {
let pathName = path.replace(/\\/g, '/');
// Windows drive letter must be prefixed with a slash.
if (!pathName.startsWith('/'))
pathName = '/' + pathName;
return 'file://' + pathName;
}