471 lines
16 KiB
TypeScript
471 lines
16 KiB
TypeScript
import { expect } from 'chai';
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import * as http from 'http';
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import * as qs from 'querystring';
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import * as path from 'path';
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import * as WebSocket from 'ws';
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import { ipcMain, protocol, session, WebContents, webContents } from 'electron';
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import { AddressInfo } from 'net';
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import { emittedOnce } from './events-helpers';
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const fixturesPath = path.resolve(__dirname, 'fixtures');
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describe('webRequest module', () => {
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const ses = session.defaultSession;
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const server = http.createServer((req, res) => {
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if (req.url === '/serverRedirect') {
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res.statusCode = 301;
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res.setHeader('Location', 'http://' + req.rawHeaders[1]);
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res.end();
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} else {
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res.setHeader('Custom', ['Header']);
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let content = req.url;
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if (req.headers.accept === '*/*;test/header') {
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content += 'header/received';
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}
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if (req.headers.origin === 'http://new-origin') {
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content += 'new/origin';
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}
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res.end(content);
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}
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});
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let defaultURL: string;
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before((done) => {
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protocol.registerStringProtocol('neworigin', (req, cb) => cb(''));
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server.listen(0, '127.0.0.1', () => {
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const port = (server.address() as AddressInfo).port;
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defaultURL = `http://127.0.0.1:${port}/`;
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done();
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});
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});
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after(() => {
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server.close();
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protocol.unregisterProtocol('neworigin');
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});
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let contents: WebContents = null as unknown as WebContents;
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// NB. sandbox: true is used because it makes navigations much (~8x) faster.
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before(async () => {
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contents = (webContents as any).create({ sandbox: true });
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await contents.loadFile(path.join(fixturesPath, 'pages', 'jquery.html'));
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});
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after(() => (contents as any).destroy());
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async function ajax (url: string, options = {}) {
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return contents.executeJavaScript(`ajax("${url}", ${JSON.stringify(options)})`);
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}
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describe('webRequest.onBeforeRequest', () => {
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afterEach(() => {
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ses.webRequest.onBeforeRequest(null);
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});
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it('can cancel the request', async () => {
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ses.webRequest.onBeforeRequest((details, callback) => {
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callback({
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cancel: true
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});
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});
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await expect(ajax(defaultURL)).to.eventually.be.rejectedWith('404');
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});
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it('can filter URLs', async () => {
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const filter = { urls: [defaultURL + 'filter/*'] };
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ses.webRequest.onBeforeRequest(filter, (details, callback) => {
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callback({ cancel: true });
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});
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const { data } = await ajax(`${defaultURL}nofilter/test`);
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expect(data).to.equal('/nofilter/test');
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await expect(ajax(`${defaultURL}filter/test`)).to.eventually.be.rejectedWith('404');
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});
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it('receives details object', async () => {
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ses.webRequest.onBeforeRequest((details, callback) => {
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expect(details.id).to.be.a('number');
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expect(details.timestamp).to.be.a('number');
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expect(details.webContentsId).to.be.a('number');
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expect(details.url).to.be.a('string').that.is.equal(defaultURL);
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expect(details.method).to.be.a('string').that.is.equal('GET');
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expect(details.resourceType).to.be.a('string').that.is.equal('xhr');
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expect(details.uploadData).to.be.undefined();
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callback({});
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});
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const { data } = await ajax(defaultURL);
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expect(data).to.equal('/');
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});
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it('receives post data in details object', async () => {
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const postData = {
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name: 'post test',
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type: 'string'
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};
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ses.webRequest.onBeforeRequest((details, callback) => {
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expect(details.url).to.equal(defaultURL);
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expect(details.method).to.equal('POST');
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expect(details.uploadData).to.have.lengthOf(1);
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const data = qs.parse(details.uploadData[0].bytes.toString());
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expect(data).to.deep.equal(postData);
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callback({ cancel: true });
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});
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await expect(ajax(defaultURL, {
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type: 'POST',
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data: postData
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})).to.eventually.be.rejectedWith('404');
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});
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it('can redirect the request', async () => {
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ses.webRequest.onBeforeRequest((details, callback) => {
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if (details.url === defaultURL) {
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callback({ redirectURL: `${defaultURL}redirect` });
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} else {
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callback({});
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}
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});
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const { data } = await ajax(defaultURL);
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expect(data).to.equal('/redirect');
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});
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it('does not crash for redirects', async () => {
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ses.webRequest.onBeforeRequest((details, callback) => {
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callback({ cancel: false });
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});
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await ajax(defaultURL + 'serverRedirect');
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await ajax(defaultURL + 'serverRedirect');
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});
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});
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describe('webRequest.onBeforeSendHeaders', () => {
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afterEach(() => {
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ses.webRequest.onBeforeSendHeaders(null);
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});
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it('receives details object', async () => {
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ses.webRequest.onBeforeSendHeaders((details, callback) => {
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expect(details.requestHeaders).to.be.an('object');
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expect(details.requestHeaders['Foo.Bar']).to.equal('baz');
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callback({});
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});
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const { data } = await ajax(defaultURL, { headers: { 'Foo.Bar': 'baz' } });
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expect(data).to.equal('/');
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});
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it('can change the request headers', async () => {
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ses.webRequest.onBeforeSendHeaders((details, callback) => {
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const requestHeaders = details.requestHeaders;
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requestHeaders.Accept = '*/*;test/header';
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callback({ requestHeaders: requestHeaders });
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});
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const { data } = await ajax(defaultURL);
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expect(data).to.equal('/header/received');
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});
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it('can change request origin', async () => {
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ses.webRequest.onBeforeSendHeaders((details, callback) => {
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const requestHeaders = details.requestHeaders;
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requestHeaders.Origin = 'http://new-origin';
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callback({ requestHeaders: requestHeaders });
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});
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const { data } = await ajax(defaultURL);
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expect(data).to.equal('/new/origin');
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});
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it('can capture CORS requests', async () => {
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let called = false;
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ses.webRequest.onBeforeSendHeaders((details, callback) => {
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called = true;
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callback({ requestHeaders: details.requestHeaders });
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});
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await ajax('neworigin://host');
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expect(called).to.be.true();
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});
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it('resets the whole headers', async () => {
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const requestHeaders = {
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Test: 'header'
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};
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ses.webRequest.onBeforeSendHeaders((details, callback) => {
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callback({ requestHeaders: requestHeaders });
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});
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ses.webRequest.onSendHeaders((details) => {
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expect(details.requestHeaders).to.deep.equal(requestHeaders);
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});
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await ajax(defaultURL);
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});
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});
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describe('webRequest.onSendHeaders', () => {
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afterEach(() => {
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ses.webRequest.onSendHeaders(null);
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});
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it('receives details object', async () => {
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ses.webRequest.onSendHeaders((details) => {
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expect(details.requestHeaders).to.be.an('object');
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});
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const { data } = await ajax(defaultURL);
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expect(data).to.equal('/');
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});
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});
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describe('webRequest.onHeadersReceived', () => {
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afterEach(() => {
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ses.webRequest.onHeadersReceived(null);
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});
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it('receives details object', async () => {
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ses.webRequest.onHeadersReceived((details, callback) => {
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expect(details.statusLine).to.equal('HTTP/1.1 200 OK');
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expect(details.statusCode).to.equal(200);
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expect(details.responseHeaders!.Custom).to.deep.equal(['Header']);
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callback({});
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});
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const { data } = await ajax(defaultURL);
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expect(data).to.equal('/');
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});
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it('can change the response header', async () => {
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ses.webRequest.onHeadersReceived((details, callback) => {
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const responseHeaders = details.responseHeaders!;
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responseHeaders.Custom = ['Changed'] as any;
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callback({ responseHeaders: responseHeaders });
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});
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const { headers } = await ajax(defaultURL);
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expect(headers).to.match(/^custom: Changed$/m);
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});
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it('can change response origin', async () => {
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ses.webRequest.onHeadersReceived((details, callback) => {
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const responseHeaders = details.responseHeaders!;
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responseHeaders['access-control-allow-origin'] = ['http://new-origin'] as any;
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callback({ responseHeaders: responseHeaders });
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});
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const { headers } = await ajax(defaultURL);
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expect(headers).to.match(/^access-control-allow-origin: http:\/\/new-origin$/m);
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});
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it('can change headers of CORS responses', async () => {
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ses.webRequest.onHeadersReceived((details, callback) => {
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const responseHeaders = details.responseHeaders!;
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responseHeaders.Custom = ['Changed'] as any;
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callback({ responseHeaders: responseHeaders });
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});
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const { headers } = await ajax('neworigin://host');
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expect(headers).to.match(/^custom: Changed$/m);
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});
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it('does not change header by default', async () => {
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ses.webRequest.onHeadersReceived((details, callback) => {
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callback({});
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});
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const { data, headers } = await ajax(defaultURL);
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expect(headers).to.match(/^custom: Header$/m);
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expect(data).to.equal('/');
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});
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it('follows server redirect', async () => {
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ses.webRequest.onHeadersReceived((details, callback) => {
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const responseHeaders = details.responseHeaders;
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callback({ responseHeaders: responseHeaders });
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});
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const { headers } = await ajax(defaultURL + 'serverRedirect');
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expect(headers).to.match(/^custom: Header$/m);
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});
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it('can change the header status', async () => {
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ses.webRequest.onHeadersReceived((details, callback) => {
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const responseHeaders = details.responseHeaders;
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callback({
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responseHeaders: responseHeaders,
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statusLine: 'HTTP/1.1 404 Not Found'
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});
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});
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const { headers } = await contents.executeJavaScript(`new Promise((resolve, reject) => {
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const options = {
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...${JSON.stringify({ url: defaultURL })},
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success: (data, status, request) => {
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reject(new Error('expected failure'))
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},
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error: (xhr) => {
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resolve({ headers: xhr.getAllResponseHeaders() })
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}
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}
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$.ajax(options)
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})`);
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expect(headers).to.match(/^custom: Header$/m);
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});
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});
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describe('webRequest.onResponseStarted', () => {
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afterEach(() => {
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ses.webRequest.onResponseStarted(null);
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});
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it('receives details object', async () => {
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ses.webRequest.onResponseStarted((details) => {
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expect(details.fromCache).to.be.a('boolean');
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expect(details.statusLine).to.equal('HTTP/1.1 200 OK');
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expect(details.statusCode).to.equal(200);
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expect(details.responseHeaders!.Custom).to.deep.equal(['Header']);
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});
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const { data, headers } = await ajax(defaultURL);
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expect(headers).to.match(/^custom: Header$/m);
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expect(data).to.equal('/');
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});
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});
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describe('webRequest.onBeforeRedirect', () => {
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afterEach(() => {
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ses.webRequest.onBeforeRedirect(null);
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ses.webRequest.onBeforeRequest(null);
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});
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it('receives details object', async () => {
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const redirectURL = defaultURL + 'redirect';
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ses.webRequest.onBeforeRequest((details, callback) => {
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if (details.url === defaultURL) {
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callback({ redirectURL: redirectURL });
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} else {
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callback({});
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}
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});
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ses.webRequest.onBeforeRedirect((details) => {
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expect(details.fromCache).to.be.a('boolean');
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expect(details.statusLine).to.equal('HTTP/1.1 307 Internal Redirect');
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expect(details.statusCode).to.equal(307);
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expect(details.redirectURL).to.equal(redirectURL);
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});
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const { data } = await ajax(defaultURL);
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expect(data).to.equal('/redirect');
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});
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});
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describe('webRequest.onCompleted', () => {
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afterEach(() => {
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ses.webRequest.onCompleted(null);
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});
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it('receives details object', async () => {
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ses.webRequest.onCompleted((details) => {
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expect(details.fromCache).to.be.a('boolean');
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expect(details.statusLine).to.equal('HTTP/1.1 200 OK');
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expect(details.statusCode).to.equal(200);
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});
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const { data } = await ajax(defaultURL);
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expect(data).to.equal('/');
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});
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});
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describe('webRequest.onErrorOccurred', () => {
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afterEach(() => {
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ses.webRequest.onErrorOccurred(null);
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ses.webRequest.onBeforeRequest(null);
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});
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it('receives details object', async () => {
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ses.webRequest.onBeforeRequest((details, callback) => {
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callback({ cancel: true });
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});
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ses.webRequest.onErrorOccurred((details) => {
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expect(details.error).to.equal('net::ERR_BLOCKED_BY_CLIENT');
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});
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await expect(ajax(defaultURL)).to.eventually.be.rejectedWith('404');
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});
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});
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describe('WebSocket connections', () => {
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it('can be proxyed', async () => {
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// Setup server.
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const reqHeaders : { [key: string] : any } = {};
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const server = http.createServer((req, res) => {
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reqHeaders[req.url!] = req.headers;
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res.setHeader('foo1', 'bar1');
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res.end('ok');
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});
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const wss = new WebSocket.Server({ noServer: true });
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wss.on('connection', function connection (ws) {
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ws.on('message', function incoming (message) {
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if (message === 'foo') {
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ws.send('bar');
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}
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});
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});
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server.on('upgrade', function upgrade (request, socket, head) {
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const pathname = require('url').parse(request.url).pathname;
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if (pathname === '/websocket') {
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reqHeaders[request.url] = request.headers;
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wss.handleUpgrade(request, socket, head, function done (ws) {
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wss.emit('connection', ws, request);
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});
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}
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});
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// Start server.
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await new Promise(resolve => server.listen(0, '127.0.0.1', resolve));
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const port = String((server.address() as AddressInfo).port);
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// Use a separate session for testing.
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const ses = session.fromPartition('WebRequestWebSocket');
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// Setup listeners.
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const receivedHeaders : { [key: string] : any } = {};
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ses.webRequest.onBeforeSendHeaders((details, callback) => {
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details.requestHeaders.foo = 'bar';
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callback({ requestHeaders: details.requestHeaders });
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});
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ses.webRequest.onHeadersReceived((details, callback) => {
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const pathname = require('url').parse(details.url).pathname;
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receivedHeaders[pathname] = details.responseHeaders;
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callback({ cancel: false });
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});
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ses.webRequest.onResponseStarted((details) => {
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if (details.url.startsWith('ws://')) {
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expect(details.responseHeaders!.Connection[0]).be.equal('Upgrade');
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} else if (details.url.startsWith('http')) {
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expect(details.responseHeaders!.foo1[0]).be.equal('bar1');
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}
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});
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ses.webRequest.onSendHeaders((details) => {
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if (details.url.startsWith('ws://')) {
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expect(details.requestHeaders.foo).be.equal('bar');
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expect(details.requestHeaders.Upgrade).be.equal('websocket');
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} else if (details.url.startsWith('http')) {
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expect(details.requestHeaders.foo).be.equal('bar');
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}
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});
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ses.webRequest.onCompleted((details) => {
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if (details.url.startsWith('ws://')) {
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expect(details.error).be.equal('net::ERR_WS_UPGRADE');
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} else if (details.url.startsWith('http')) {
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expect(details.error).be.equal('net::OK');
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}
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});
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const contents = (webContents as any).create({
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session: ses,
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nodeIntegration: true,
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webSecurity: false
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});
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// Cleanup.
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after(() => {
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contents.destroy();
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server.close();
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ses.webRequest.onBeforeRequest(null);
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ses.webRequest.onBeforeSendHeaders(null);
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ses.webRequest.onHeadersReceived(null);
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ses.webRequest.onResponseStarted(null);
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ses.webRequest.onSendHeaders(null);
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ses.webRequest.onCompleted(null);
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});
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contents.loadFile(path.join(fixturesPath, 'api', 'webrequest.html'), { query: { port } });
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await emittedOnce(ipcMain, 'websocket-success');
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expect(receivedHeaders['/websocket'].Upgrade[0]).to.equal('websocket');
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expect(receivedHeaders['/'].foo1[0]).to.equal('bar1');
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expect(reqHeaders['/websocket'].foo).to.equal('bar');
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expect(reqHeaders['/'].foo).to.equal('bar');
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});
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});
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});
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