229 lines
7.7 KiB
TypeScript
229 lines
7.7 KiB
TypeScript
import * as express from 'express';
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import { Application, NextFunction, Request, Response } from 'express';
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import * as http from 'http';
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import { Server as HttpServer } from 'http';
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import * as https from 'https';
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import { Server as HttpsServer } from 'https';
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import * as bodyParser from 'body-parser';
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import * as cookieParser from 'cookie-parser';
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import { certificate, key } from './certificates/certificate';
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import * as path from 'path';
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export class XhrServer {
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app: Application;
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server: HttpServer | HttpsServer;
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serverStarted: Promise<void>;
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private setServerStarted: () => void;
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constructor(public port = 8080, private useHttps = false) {
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this.serverStarted = new Promise(resolve => this.setServerStarted = resolve);
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this.createApp();
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}
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testUrl() {
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return `https://localhost:${this.port}/test/html/browser_test.html`;
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}
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sslCertificate() {
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return this.useHttps ? certificate : null;
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}
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sslKey() {
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return this.useHttps ? key : null;
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}
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createApp() {
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this.app = express();
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this.app.use(bodyParser.json());
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this.app.use(bodyParser.urlencoded({ extended: true }));
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this.app.use(cookieParser());
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this.app.use((request: Request, response: Response, next: NextFunction) => {
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response.header('Access-Control-Allow-Origin', '*');
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response.header('Access-Control-Allow-Methods', 'DELETE,GET,POST,PUT');
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response.header('Access-Control-Allow-Headers', 'Content-Type, Authorization, Cookie');
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next();
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});
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this.app.get('/test/fixtures/hello.txt', (request: Request, response: Response) => {
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const body = 'Hello, world!';
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response.header('Content-Type', 'text/plain; charset=utf-8');
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response.header('Content-Length', body.length.toString());
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response.end(body);
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});
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this.app.get('/test/fixtures/hello.json', (request: Request, response: Response) => {
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const body = '{"hello": "world", "answer": 42}\n';
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response.header('Content-Type', 'application/json');
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response.header('Content-Length', body.length.toString());
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response.end(body);
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});
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this.app.get('/test/html/browser_test.html', (request: Request, response: Response) => {
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const body = '<p>Test</p>';
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response.header('Content-Type', 'text/html');
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response.header('Content-Length', body.length.toString());
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response.end(body);
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});
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this.app.all('/_/method', (request: Request, response: Response) => {
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const body = request.method;
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response.header('Content-Type', 'text/plain; charset=utf-8');
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response.header('Content-Length', body.length.toString());
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response.end(body);
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});
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// Echoes the request body. Used to test send(data).
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this.app.post('/_/echo', (request: Request, response: Response) => {
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if (request.headers['content-type']) {
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response.header('Content-Type', request.headers['content-type']);
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}
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if (request.headers['content-length']) {
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response.header('Content-Length', request.headers['content-length']);
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}
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request.on('data', chunk => response.write(chunk));
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request.on('end', () => response.end());
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});
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// Lists the request headers. Used to test setRequestHeader().
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this.app.all('/_/headers', (request: Request, response: Response) => {
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const body = JSON.stringify(request.headers);
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response.header('Content-Type', 'application/json');
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response.header('Content-Length', body.length.toString());
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response.end(body);
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});
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// Sets the response headers in the request. Used to test getResponse*().
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this.app.post('/_/get-headers', (request: Request, response: Response) => {
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let jsonString = '';
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request.on('data', chunk => jsonString += chunk);
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request.on('end', () => {
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const headers = JSON.parse(jsonString);
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for (let name in headers) {
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if (headers.hasOwnProperty(name)) {
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response.header(name, headers[name]);
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}
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}
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response.header('Content-Length', '0');
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response.end('');
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});
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});
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// Sets every response detail. Used for error testing.
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this.app.post('/_/response', (request: Request, response: Response) => {
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let jsonString = '';
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request.on('data', chunk => jsonString += chunk);
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request.on('end', () => {
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const json = JSON.parse(jsonString);
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response.writeHead(json.code, json.status, json.headers);
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if (json.body) { response.write(json.body); }
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response.end();
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});
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});
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// Sends data in small chunks. Used for event testing.
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this.app.post('/_/drip', (request: Request, response: Response) => {
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request.connection.setNoDelay();
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let jsonString = '';
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request.on('data', chunk => jsonString += chunk);
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request.on('end', () => {
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const json = JSON.parse(jsonString);
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let sentDrips = 0;
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const drip = new Array(json.size + 1).join('.');
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response.header('Content-Type', 'text/plain');
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if (json.length) { response.header('Content-Length', (json.drips * json.size).toString()); }
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(function sendDrip() {
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response.write(drip);
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sentDrips++;
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if (sentDrips >= json.drips) { return response.end(); }
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setTimeout(sendDrip, json.ms);
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})();
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});
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});
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// Returns a HTTP redirect. Used to test the redirection handling code.
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this.app.all('/_/redirect/:status/:next', (request: Request, response: Response) => {
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response.statusCode = +request.params.status;
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response.header('Location', `${request.protocol}://${request.get('host')}/_/${request.params.next}`);
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const body = '<p>This is supposed to have a redirect link</p>';
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response.header('Content-Type', 'text/html');
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response.header('Content-Length', body.length.toString());
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response.header('X-Redirect-Header', 'should not show up');
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response.end(body);
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});
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// Sets a cookie
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this.app.all('/_/set-cookie/:name/:value', (request: Request, response: Response) => {
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response.cookie(request.params.name, request.params.value);
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response.header('Content-Type', 'text/plain');
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response.header('Content-Length', '0');
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response.end();
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});
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// Redirects and sets a cookie.
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this.app.all('/_/redirect-cookie/:name/:value', (request: Request, response: Response) => {
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response.cookie(request.params.name, request.params.value);
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response.redirect(301,
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`${request.protocol}://${request.get('host')}/_/print-cookie/${request.params.name}`
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);
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});
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// Read cookie + print its value.
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this.app.get('/_/print-cookie/:name', (request: Request, response: Response) => {
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const cookieValue = request.cookies[request.params.name];
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response.header('Content-Type', 'text/plain');
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response.header('Content-Length', cookieValue.length.toString());
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response.end(cookieValue);
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});
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// Requested when the browser test suite completes.
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this.app.get('/_/end', (request: Request, response: Response) => {
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const failed = request.query.hasOwnProperty('failed') ? +request.query.failed : 1;
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const total = request.query.hasOwnProperty('total') ? +request.query.total : 0;
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const passed = total - failed;
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const exitCode = failed ? 1 : 0;
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console.log(`${passed} passed, ${failed} failed`);
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response.header('Content-Type', 'image/png');
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response.header('Content-Length', '0');
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response.end('');
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if (!process.env.hasOwnProperty('NO_EXIT')) {
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this.server.close();
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process.exit(exitCode);
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}
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});
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this.app.use(express.static(path.join(__dirname, '../../')));
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this.createServer();
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}
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createServer() {
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this.server = this.useHttps
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? https.createServer({
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cert: this.sslCertificate(),
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key: this.sslKey()
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}, this.app)
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: http.createServer(this.app);
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this.server.on('error', (error) => {
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if (error.code !== 'EADDRINUSE') { return; }
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this.port += 2;
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this.createServer();
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});
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this.server.on('listening', () => {
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this.setServerStarted();
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});
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this.server.listen(this.port);
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}
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}
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const HttpServer = new XhrServer(8900, false);
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const HttpsServer = new XhrServer(8901, true);
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export { HttpServer, HttpsServer };
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