mirror of
https://github.com/puppeteer/puppeteer
synced 2024-06-14 14:02:48 +00:00
704 lines
25 KiB
JavaScript
704 lines
25 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 {
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getTestState,
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setupTestBrowserHooks,
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setupTestPageAndContextHooks,
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} = 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)) 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')) request.abort();
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else 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(
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'net::ERR_INTERNET_DISCONNECTED'
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);
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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) expect(error.message).toContain('net::ERR_FAILED');
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else 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(
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'/non-existing-page.html',
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'/non-existing-page-2.html'
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);
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server.setRedirect(
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'/non-existing-page-2.html',
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'/non-existing-page-3.html'
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);
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server.setRedirect(
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'/non-existing-page-3.html',
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'/non-existing-page-4.html'
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);
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server.setRedirect('/non-existing-page-4.html', '/empty.html');
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const response = await page.goto(
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server.PREFIX + '/non-existing-page.html'
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);
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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)) 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) =>
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res.end('body {box-sizing: border-box; }')
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);
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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')) request.abort();
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else 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) expect(result).toContain('Failed to fetch');
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else 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(() =>
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Promise.all([
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fetch('/zzz')
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.then((response) => response.text())
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.catch((error) => 'FAILED'),
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fetch('/zzz')
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.then((response) => response.text())
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.catch((error) => 'FAILED'),
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fetch('/zzz')
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.then((response) => response.text())
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.catch((error) => 'FAILED'),
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])
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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(
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(url) => fetch(url).then((r) => r.text()),
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dataURL
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);
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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(
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server.PREFIX + '/some nonexisting page'
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);
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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(
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`data:text/html,<link rel="stylesheet" href="${server.PREFIX}/fonts?helvetica|arial"/>`
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);
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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.$eval(
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'iframe',
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(frame, url) => (frame.src = url),
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server.EMPTY_PAGE
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),
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// Wait for request interception.
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await utils.waitEvent(page, 'request');
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// Delete frame to cause request to be canceled.
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await page.$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();
|
|
|
|
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);
|
|
});
|
|
});
|
|
|
|
describeFailsFirefox('Request.continue', function () {
|
|
it('should work', async () => {
|
|
const { page, server } = getTestState();
|
|
|
|
await page.setRequestInterception(true);
|
|
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
|
|
* @returns {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;
|
|
}
|