playwright/test/network-request.spec.ts

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2020-08-04 02:30:37 +03:00
/**
* Copyright 2018 Google Inc. All rights reserved.
* Modifications copyright (c) Microsoft Corporation.
*
* 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.
*/
import './base.fixture';
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import utils from './utils';
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it('should work for main frame navigation 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].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 => 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 => 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());
});
it('should return headers', async({page, server}) => {
const response = await page.goto(server.EMPTY_PAGE);
if (CHROMIUM)
expect(response.request().headers()['user-agent']).toContain('Chrome');
else if (FFOX)
expect(response.request().headers()['user-agent']).toContain('Firefox');
else if (WEBKIT)
expect(response.request().headers()['user-agent']).toContain('WebKit');
});
it.fail(CHROMIUM||WEBKIT)('should get the same headers as the server', async({page, server}) => {
await page.goto(server.PREFIX + '/empty.html');
let serverRequest;
await server.setRoute('/something', (request, response) => {
serverRequest = request;
response.writeHead(200, { 'Access-Control-Allow-Origin': '*' });
response.end('done');
});
const requestPromise = page.waitForEvent('request');
const text = await page.evaluate(async url => {
const data = await fetch(url);
return data.text();
}, server.CROSS_PROCESS_PREFIX + '/something');
const request = await requestPromise;
expect(text).toBe('done');
expect(request.headers()).toEqual(serverRequest.headers);
});
it('should return postData', 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('should work with binary 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(async () => {
await fetch('./post', { method: 'POST', body: new Uint8Array(Array.from(Array(256).keys())) })
});
expect(request).toBeTruthy();
const buffer = request.postDataBuffer();
expect(buffer.length).toBe(256);
for (let i = 0; i < 256; ++i)
expect(buffer[i]).toBe(i);
});
it('should work with binary post data and interception', async({page, server}) => {
await page.goto(server.EMPTY_PAGE);
server.setRoute('/post', (req, res) => res.end());
let request = null;
await page.route('/post', route => route.continue());
page.on('request', r => request = r);
await page.evaluate(async () => {
await fetch('./post', { method: 'POST', body: new Uint8Array(Array.from(Array(256).keys())) })
});
expect(request).toBeTruthy();
const buffer = request.postDataBuffer();
expect(buffer.length).toBe(256);
for (let i = 0; i < 256; ++i)
expect(buffer[i]).toBe(i);
});
it('should be |undefined| when there is no post data', async({page, server}) => {
const response = await page.goto(server.EMPTY_PAGE);
expect(response.request().postData()).toBe(null);
});
it('should parse the json 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.postDataJSON()).toEqual({ "foo": "bar" });
});
it('should parse the data if content-type is application/x-www-form-urlencoded', 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.setContent(`<form method='POST' action='/post'><input type='text' name='foo' value='bar'><input type='number' name='baz' value='123'><input type='submit'></form>`);
await page.click('input[type=submit]');
expect(request).toBeTruthy();
expect(request.postDataJSON()).toEqual({'foo':'bar','baz':'123'});
})
it('should be |undefined| when there is no post data', async ({ page, server }) => {
const response = await page.goto(server.EMPTY_PAGE);
expect(response.request().postDataJSON()).toBe(null);
});
it('should return event source', async ({page, server}) => {
const SSE_MESSAGE = {foo: 'bar'};
// 1. Setup server-sent events on server that immediately sends a message to the client.
server.setRoute('/sse', (req, res) => {
res.writeHead(200, {
'Content-Type': 'text/event-stream',
'Connection': 'keep-alive',
'Cache-Control': 'no-cache',
});
res.write(`data: ${JSON.stringify(SSE_MESSAGE)}\n\n`);
});
// 2. Subscribe to page request events.
await page.goto(server.EMPTY_PAGE);
const requests = [];
page.on('request', request => requests.push(request));
// 3. Connect to EventSource in browser and return first message.
expect(await page.evaluate(() => {
const eventSource = new EventSource('/sse');
return new Promise(resolve => {
eventSource.onmessage = e => resolve(JSON.parse(e.data));
});
})).toEqual(SSE_MESSAGE);
expect(requests[0].resourceType()).toBe('eventsource');
});
it('should return navigation bit', 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('should return navigation bit 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);
});