mirror of
https://github.com/puppeteer/puppeteer
synced 2024-06-14 14:02:48 +00:00
661 lines
24 KiB
JavaScript
661 lines
24 KiB
JavaScript
/**
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* Copyright 2018 Google Inc. All rights reserved.
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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 fs = require('fs');
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const path = require('path');
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const utils = require('./utils');
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const expect = require('expect');
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const {getTestState,setupTestBrowserHooks,setupTestPageAndContextHooks} = require('./mocha-utils');
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describe('request interception', function() {
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setupTestBrowserHooks();
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setupTestPageAndContextHooks();
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describeFailsFirefox('Page.setRequestInterception', function() {
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it('should intercept', async() => {
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const {page, server} = getTestState();
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await page.setRequestInterception(true);
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page.on('request', request => {
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if (utils.isFavicon(request)) {
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request.continue();
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return;
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}
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expect(request.url()).toContain('empty.html');
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expect(request.headers()['user-agent']).toBeTruthy();
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expect(request.method()).toBe('GET');
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expect(request.postData()).toBe(undefined);
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expect(request.isNavigationRequest()).toBe(true);
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expect(request.resourceType()).toBe('document');
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expect(request.frame() === page.mainFrame()).toBe(true);
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expect(request.frame().url()).toBe('about:blank');
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request.continue();
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});
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const response = await page.goto(server.EMPTY_PAGE);
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expect(response.ok()).toBe(true);
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expect(response.remoteAddress().port).toBe(server.PORT);
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});
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it('should work when POST is redirected with 302', async() => {
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const {page, server} = getTestState();
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server.setRedirect('/rredirect', '/empty.html');
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await page.goto(server.EMPTY_PAGE);
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await page.setRequestInterception(true);
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page.on('request', request => request.continue());
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await page.setContent(`
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<form action='/rredirect' method='post'>
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<input type="hidden" id="foo" name="foo" value="FOOBAR">
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</form>
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`);
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await Promise.all([
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page.$eval('form', form => form.submit()),
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page.waitForNavigation()
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]);
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});
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// @see https://github.com/puppeteer/puppeteer/issues/3973
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it('should work when header manipulation headers with redirect', async() => {
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const {page, server} = getTestState();
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server.setRedirect('/rrredirect', '/empty.html');
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await page.setRequestInterception(true);
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page.on('request', request => {
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const headers = Object.assign({}, request.headers(), {
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foo: 'bar'
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});
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request.continue({headers});
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});
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await page.goto(server.PREFIX + '/rrredirect');
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});
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// @see https://github.com/puppeteer/puppeteer/issues/4743
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it('should be able to remove headers', async() => {
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const {page, server} = getTestState();
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await page.setRequestInterception(true);
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page.on('request', request => {
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const headers = Object.assign({}, request.headers(), {
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foo: 'bar',
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origin: undefined, // remove "origin" header
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});
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request.continue({headers});
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});
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const [serverRequest] = await Promise.all([
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server.waitForRequest('/empty.html'),
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page.goto(server.PREFIX + '/empty.html')
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]);
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expect(serverRequest.headers.origin).toBe(undefined);
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});
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it('should contain referer header', async() => {
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const {page, server} = getTestState();
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await page.setRequestInterception(true);
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const requests = [];
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page.on('request', request => {
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if (!utils.isFavicon(request))
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requests.push(request);
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request.continue();
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});
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await page.goto(server.PREFIX + '/one-style.html');
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expect(requests[1].url()).toContain('/one-style.css');
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expect(requests[1].headers().referer).toContain('/one-style.html');
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});
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it('should properly return navigation response when URL has cookies', async() => {
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const {page, server} = getTestState();
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// Setup cookie.
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await page.goto(server.EMPTY_PAGE);
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await page.setCookie({name: 'foo', value: 'bar'});
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// Setup request interception.
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await page.setRequestInterception(true);
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page.on('request', request => request.continue());
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const response = await page.reload();
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expect(response.status()).toBe(200);
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});
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it('should stop intercepting', async() => {
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const {page, server} = getTestState();
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await page.setRequestInterception(true);
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page.once('request', request => request.continue());
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await page.goto(server.EMPTY_PAGE);
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await page.setRequestInterception(false);
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await page.goto(server.EMPTY_PAGE);
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});
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it('should show custom HTTP headers', async() => {
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const {page, server} = getTestState();
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await page.setExtraHTTPHeaders({
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foo: 'bar'
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});
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await page.setRequestInterception(true);
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page.on('request', request => {
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expect(request.headers()['foo']).toBe('bar');
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request.continue();
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});
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const response = await page.goto(server.EMPTY_PAGE);
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expect(response.ok()).toBe(true);
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});
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// @see https://github.com/puppeteer/puppeteer/issues/4337
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it('should work with redirect inside sync XHR', async() => {
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const {page, server} = getTestState();
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await page.goto(server.EMPTY_PAGE);
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server.setRedirect('/logo.png', '/pptr.png');
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await page.setRequestInterception(true);
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page.on('request', request => request.continue());
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const status = await page.evaluate(async() => {
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const request = new XMLHttpRequest();
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request.open('GET', '/logo.png', false); // `false` makes the request synchronous
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request.send(null);
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return request.status;
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});
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expect(status).toBe(200);
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});
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it('should work with custom referer headers', async() => {
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const {page, server} = getTestState();
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await page.setExtraHTTPHeaders({'referer': server.EMPTY_PAGE});
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await page.setRequestInterception(true);
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page.on('request', request => {
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expect(request.headers()['referer']).toBe(server.EMPTY_PAGE);
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request.continue();
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});
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const response = await page.goto(server.EMPTY_PAGE);
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expect(response.ok()).toBe(true);
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});
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it('should be abortable', async() => {
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const {page, server} = getTestState();
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await page.setRequestInterception(true);
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page.on('request', request => {
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if (request.url().endsWith('.css'))
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request.abort();
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else
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request.continue();
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});
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let failedRequests = 0;
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page.on('requestfailed', event => ++failedRequests);
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const response = await page.goto(server.PREFIX + '/one-style.html');
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expect(response.ok()).toBe(true);
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expect(response.request().failure()).toBe(null);
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expect(failedRequests).toBe(1);
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});
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it('should be abortable with custom error codes', async() => {
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const {page, server} = getTestState();
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await page.setRequestInterception(true);
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page.on('request', request => {
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request.abort('internetdisconnected');
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});
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let failedRequest = null;
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page.on('requestfailed', request => failedRequest = request);
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await page.goto(server.EMPTY_PAGE).catch(error => {});
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expect(failedRequest).toBeTruthy();
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expect(failedRequest.failure().errorText).toBe('net::ERR_INTERNET_DISCONNECTED');
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});
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it('should send referer', async() => {
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const {page, server} = getTestState();
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await page.setExtraHTTPHeaders({
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referer: 'http://google.com/'
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});
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await page.setRequestInterception(true);
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page.on('request', request => request.continue());
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const [request] = await Promise.all([
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server.waitForRequest('/grid.html'),
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page.goto(server.PREFIX + '/grid.html'),
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]);
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expect(request.headers['referer']).toBe('http://google.com/');
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});
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it('should fail navigation when aborting main resource', async() => {
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const {page, server, isChrome} = getTestState();
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await page.setRequestInterception(true);
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page.on('request', request => request.abort());
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let error = null;
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await page.goto(server.EMPTY_PAGE).catch(error_ => error = error_);
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expect(error).toBeTruthy();
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if (isChrome)
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expect(error.message).toContain('net::ERR_FAILED');
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else
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expect(error.message).toContain('NS_ERROR_FAILURE');
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});
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it('should work with redirects', async() => {
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const {page, server} = getTestState();
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await page.setRequestInterception(true);
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const requests = [];
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page.on('request', request => {
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request.continue();
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requests.push(request);
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});
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server.setRedirect('/non-existing-page.html', '/non-existing-page-2.html');
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server.setRedirect('/non-existing-page-2.html', '/non-existing-page-3.html');
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server.setRedirect('/non-existing-page-3.html', '/non-existing-page-4.html');
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server.setRedirect('/non-existing-page-4.html', '/empty.html');
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const response = await page.goto(server.PREFIX + '/non-existing-page.html');
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expect(response.status()).toBe(200);
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expect(response.url()).toContain('empty.html');
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expect(requests.length).toBe(5);
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expect(requests[2].resourceType()).toBe('document');
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// Check redirect chain
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const redirectChain = response.request().redirectChain();
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expect(redirectChain.length).toBe(4);
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expect(redirectChain[0].url()).toContain('/non-existing-page.html');
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expect(redirectChain[2].url()).toContain('/non-existing-page-3.html');
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for (let i = 0; i < redirectChain.length; ++i) {
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const request = redirectChain[i];
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expect(request.isNavigationRequest()).toBe(true);
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expect(request.redirectChain().indexOf(request)).toBe(i);
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}
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});
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it('should work with redirects for subresources', async() => {
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const {page, server} = getTestState();
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await page.setRequestInterception(true);
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const requests = [];
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page.on('request', request => {
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request.continue();
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if (!utils.isFavicon(request))
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requests.push(request);
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});
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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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const response = await page.goto(server.PREFIX + '/one-style.html');
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expect(response.status()).toBe(200);
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expect(response.url()).toContain('one-style.html');
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expect(requests.length).toBe(5);
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expect(requests[0].resourceType()).toBe('document');
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expect(requests[1].resourceType()).toBe('stylesheet');
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// Check redirect chain
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const redirectChain = requests[1].redirectChain();
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expect(redirectChain.length).toBe(3);
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expect(redirectChain[0].url()).toContain('/one-style.css');
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expect(redirectChain[2].url()).toContain('/three-style.css');
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});
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it('should be able to abort redirects', async() => {
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const {page, server, isChrome} = getTestState();
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await page.setRequestInterception(true);
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server.setRedirect('/non-existing.json', '/non-existing-2.json');
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server.setRedirect('/non-existing-2.json', '/simple.html');
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page.on('request', request => {
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if (request.url().includes('non-existing-2'))
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request.abort();
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else
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request.continue();
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});
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await page.goto(server.EMPTY_PAGE);
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const result = await page.evaluate(async() => {
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try {
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await fetch('/non-existing.json');
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} catch (error) {
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return error.message;
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}
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});
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if (isChrome)
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expect(result).toContain('Failed to fetch');
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else
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expect(result).toContain('NetworkError');
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});
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it('should work with equal requests', async() => {
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const {page, server} = getTestState();
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await page.goto(server.EMPTY_PAGE);
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let responseCount = 1;
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server.setRoute('/zzz', (req, res) => res.end((responseCount++) * 11 + ''));
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await page.setRequestInterception(true);
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let spinner = false;
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// Cancel 2nd request.
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page.on('request', request => {
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if (utils.isFavicon(request)) {
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request.continue();
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return;
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}
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spinner ? request.abort() : request.continue();
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spinner = !spinner;
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});
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const results = await page.evaluate(() => Promise.all([
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fetch('/zzz').then(response => response.text()).catch(error => 'FAILED'),
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fetch('/zzz').then(response => response.text()).catch(error => 'FAILED'),
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fetch('/zzz').then(response => response.text()).catch(error => 'FAILED'),
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]));
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expect(results).toEqual(['11', 'FAILED', '22']);
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});
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it('should navigate to dataURL and fire dataURL requests', async() => {
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const {page} = getTestState();
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await page.setRequestInterception(true);
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const requests = [];
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page.on('request', request => {
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requests.push(request);
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request.continue();
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});
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const dataURL = 'data:text/html,<div>yo</div>';
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const response = await page.goto(dataURL);
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expect(response.status()).toBe(200);
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expect(requests.length).toBe(1);
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expect(requests[0].url()).toBe(dataURL);
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});
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it('should be able to fetch dataURL and fire dataURL requests', async() => {
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const {page, server} = getTestState();
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await page.goto(server.EMPTY_PAGE);
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await page.setRequestInterception(true);
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const requests = [];
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page.on('request', request => {
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requests.push(request);
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request.continue();
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});
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const dataURL = 'data:text/html,<div>yo</div>';
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const text = await page.evaluate(url => fetch(url).then(r => r.text()), dataURL);
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expect(text).toBe('<div>yo</div>');
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expect(requests.length).toBe(1);
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expect(requests[0].url()).toBe(dataURL);
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});
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it('should navigate to URL with hash and and fire requests without hash', async() => {
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const {page, server} = getTestState();
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await page.setRequestInterception(true);
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const requests = [];
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page.on('request', request => {
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requests.push(request);
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request.continue();
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});
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const response = await page.goto(server.EMPTY_PAGE + '#hash');
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expect(response.status()).toBe(200);
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expect(response.url()).toBe(server.EMPTY_PAGE);
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expect(requests.length).toBe(1);
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expect(requests[0].url()).toBe(server.EMPTY_PAGE);
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});
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it('should work with encoded server', async() => {
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const {page, server} = getTestState();
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// The requestWillBeSent will report encoded URL, whereas interception will
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// report URL as-is. @see crbug.com/759388
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await page.setRequestInterception(true);
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page.on('request', request => request.continue());
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const response = await page.goto(server.PREFIX + '/some nonexisting page');
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expect(response.status()).toBe(404);
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});
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it('should work with badly encoded server', async() => {
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const {page, server} = getTestState();
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await page.setRequestInterception(true);
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server.setRoute('/malformed?rnd=%911', (req, res) => res.end());
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page.on('request', request => request.continue());
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const response = await page.goto(server.PREFIX + '/malformed?rnd=%911');
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expect(response.status()).toBe(200);
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});
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it('should work with encoded server - 2', async() => {
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const {page, server} = getTestState();
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// The requestWillBeSent will report URL as-is, whereas interception will
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// report encoded URL for stylesheet. @see crbug.com/759388
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await page.setRequestInterception(true);
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const requests = [];
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page.on('request', request => {
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request.continue();
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requests.push(request);
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});
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const response = await page.goto(`data:text/html,<link rel="stylesheet" href="${server.PREFIX}/fonts?helvetica|arial"/>`);
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expect(response.status()).toBe(200);
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expect(requests.length).toBe(2);
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expect(requests[1].response().status()).toBe(404);
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});
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it('should not throw "Invalid Interception Id" if the request was cancelled', async() => {
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const {page, server} = getTestState();
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await page.setContent('<iframe></iframe>');
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await page.setRequestInterception(true);
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let request = null;
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page.on('request', async r => request = r);
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page.$eval('iframe', (frame, url) => frame.src = url, server.EMPTY_PAGE),
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// Wait for request interception.
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await utils.waitEvent(page, 'request');
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// Delete frame to cause request to be canceled.
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await page.$eval('iframe', frame => frame.remove());
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let error = null;
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await request.continue().catch(error_ => error = error_);
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expect(error).toBe(null);
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});
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it('should throw if interception is not enabled', async() => {
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const {page, server} = getTestState();
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let error = null;
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page.on('request', async request => {
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try {
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await request.continue();
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} catch (error_) {
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error = error_;
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}
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});
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await page.goto(server.EMPTY_PAGE);
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expect(error.message).toContain('Request Interception is not enabled');
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});
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it('should work with file URLs', async() => {
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const {page} = getTestState();
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await page.setRequestInterception(true);
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const urls = new Set();
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page.on('request', request => {
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urls.add(request.url().split('/').pop());
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request.continue();
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});
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await page.goto(pathToFileURL(path.join(__dirname, 'assets', 'one-style.html')));
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expect(urls.size).toBe(2);
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expect(urls.has('one-style.html')).toBe(true);
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expect(urls.has('one-style.css')).toBe(true);
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});
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});
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describeFailsFirefox('Request.continue', function() {
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it('should work', async() => {
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const {page, server} = getTestState();
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await page.setRequestInterception(true);
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page.on('request', request => request.continue());
|
|
await page.goto(server.EMPTY_PAGE);
|
|
});
|
|
it('should amend HTTP headers', async() => {
|
|
const {page, server} = getTestState();
|
|
|
|
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 redirect in a way non-observable to page', async() => {
|
|
const {page, server} = getTestState();
|
|
|
|
await page.setRequestInterception(true);
|
|
page.on('request', request => {
|
|
const redirectURL = request.url().includes('/empty.html') ? server.PREFIX + '/consolelog.html' : undefined;
|
|
request.continue({url: redirectURL});
|
|
});
|
|
let consoleMessage = null;
|
|
page.on('console', msg => consoleMessage = msg);
|
|
await page.goto(server.EMPTY_PAGE);
|
|
expect(page.url()).toBe(server.EMPTY_PAGE);
|
|
expect(consoleMessage.text()).toBe('yellow');
|
|
});
|
|
it('should amend method', async() => {
|
|
const {page, server} = getTestState();
|
|
|
|
await page.goto(server.EMPTY_PAGE);
|
|
|
|
await page.setRequestInterception(true);
|
|
page.on('request', request => {
|
|
request.continue({method: 'POST'});
|
|
});
|
|
const [request] = await Promise.all([
|
|
server.waitForRequest('/sleep.zzz'),
|
|
page.evaluate(() => fetch('/sleep.zzz'))
|
|
]);
|
|
expect(request.method).toBe('POST');
|
|
});
|
|
it('should amend post data', async() => {
|
|
const {page, server} = getTestState();
|
|
|
|
await page.goto(server.EMPTY_PAGE);
|
|
|
|
await page.setRequestInterception(true);
|
|
page.on('request', request => {
|
|
request.continue({postData: 'doggo'});
|
|
});
|
|
const [serverRequest] = await Promise.all([
|
|
server.waitForRequest('/sleep.zzz'),
|
|
page.evaluate(() => fetch('/sleep.zzz', {method: 'POST', body: 'birdy'}))
|
|
]);
|
|
expect(await serverRequest.postBody).toBe('doggo');
|
|
});
|
|
it('should amend both post data and method on navigation', async() => {
|
|
const {page, server} = getTestState();
|
|
|
|
await page.setRequestInterception(true);
|
|
page.on('request', request => {
|
|
request.continue({method: 'POST', postData: 'doggo'});
|
|
});
|
|
const [serverRequest] = await Promise.all([
|
|
server.waitForRequest('/empty.html'),
|
|
page.goto(server.EMPTY_PAGE),
|
|
]);
|
|
expect(serverRequest.method).toBe('POST');
|
|
expect(await serverRequest.postBody).toBe('doggo');
|
|
});
|
|
});
|
|
|
|
describeFailsFirefox('Request.respond', function() {
|
|
it('should work', async() => {
|
|
const {page, server} = getTestState();
|
|
|
|
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 work with status code 422', async() => {
|
|
const {page, server} = getTestState();
|
|
|
|
await page.setRequestInterception(true);
|
|
page.on('request', request => {
|
|
request.respond({
|
|
status: 422,
|
|
body: 'Yo, page!'
|
|
});
|
|
});
|
|
const response = await page.goto(server.EMPTY_PAGE);
|
|
expect(response.status()).toBe(422);
|
|
expect(response.statusText()).toBe('Unprocessable Entity');
|
|
expect(await page.evaluate(() => document.body.textContent)).toBe('Yo, page!');
|
|
});
|
|
it('should redirect', async() => {
|
|
const {page, server} = getTestState();
|
|
|
|
await page.setRequestInterception(true);
|
|
page.on('request', request => {
|
|
if (!request.url().includes('rrredirect')) {
|
|
request.continue();
|
|
return;
|
|
}
|
|
request.respond({
|
|
status: 302,
|
|
headers: {
|
|
location: server.EMPTY_PAGE,
|
|
},
|
|
});
|
|
});
|
|
const response = await page.goto(server.PREFIX + '/rrredirect');
|
|
expect(response.request().redirectChain().length).toBe(1);
|
|
expect(response.request().redirectChain()[0].url()).toBe(server.PREFIX + '/rrredirect');
|
|
expect(response.url()).toBe(server.EMPTY_PAGE);
|
|
});
|
|
it('should allow mocking binary responses', async() => {
|
|
const {page, server} = getTestState();
|
|
|
|
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');
|
|
});
|
|
it('should stringify intercepted request response headers', async() => {
|
|
const {page, server} = getTestState();
|
|
|
|
await page.setRequestInterception(true);
|
|
page.on('request', request => {
|
|
request.respond({
|
|
status: 200,
|
|
headers: {
|
|
'foo': true
|
|
},
|
|
body: 'Yo, page!'
|
|
});
|
|
});
|
|
const response = await page.goto(server.EMPTY_PAGE);
|
|
expect(response.status()).toBe(200);
|
|
const headers = response.headers();
|
|
expect(headers.foo).toBe('true');
|
|
expect(await page.evaluate(() => document.body.textContent)).toBe('Yo, page!');
|
|
});
|
|
});
|
|
});
|
|
|
|
/**
|
|
* @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;
|
|
}
|