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118 lines
3.2 KiB
118 lines
3.2 KiB
// Copyright 2013 Selenium committers
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// Copyright 2013 Software Freedom Conservancy
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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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'use strict';
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var assert = require('assert'),
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http = require('http'),
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url = require('url');
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var portprober = require('../../net/portprober'),
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promise = require('../..').promise;
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/**
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* Encapsulates a simple HTTP server for testing. The {@code onrequest}
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* function should be overridden to define request handling behavior.
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* @param {function(!http.ServerRequest, !http.ServerResponse)} requestHandler
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* The request handler for the server.
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* @constructor
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*/
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var Server = function(requestHandler) {
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var server = http.createServer(function(req, res) {
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requestHandler(req, res);
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});
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server.on('connection', function(stream) {
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stream.setTimeout(4000);
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});
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/** @typedef {{port: number, address: string, family: string}} */
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var Host;
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/**
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* Starts the server on the given port. If no port, or 0, is provided,
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* the server will be started on a random port.
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* @param {number=} opt_port The port to start on.
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* @return {!webdriver.promise.Promise.<Host>} A promise that will resolve
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* with the server host when it has fully started.
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*/
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this.start = function(opt_port) {
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var port = opt_port || portprober.findFreePort('localhost');
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return promise.when(port, function(port) {
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return promise.checkedNodeCall(
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server.listen.bind(server, port, 'localhost'));
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}).then(function() {
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return server.address();
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});
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};
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/**
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* Stops the server.
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* @return {!webdriver.promise.Promise} A promise that will resolve when the
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* server has closed all connections.
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*/
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this.stop = function() {
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var d = promise.defer();
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server.close(d.fulfill);
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return d.promise;
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};
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/**
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* @return {Host} This server's host info.
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* @throws {Error} If the server is not running.
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*/
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this.address = function() {
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var addr = server.address();
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if (!addr) {
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throw Error('There server is not running!');
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}
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return addr;
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};
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/**
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* return {string} The host:port of this server.
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* @throws {Error} If the server is not running.
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*/
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this.host = function() {
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var addr = this.address();
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return addr.address + ':' + addr.port;
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};
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/**
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* Formats a URL for this server.
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* @param {string=} opt_pathname The desired pathname on the server.
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* @return {string} The formatted URL.
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* @throws {Error} If the server is not running.
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*/
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this.url = function(opt_pathname) {
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var addr = this.address();
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var pathname = opt_pathname || '';
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return url.format({
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protocol: 'http',
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hostname: addr.address,
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port: addr.port,
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pathname: pathname
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});
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};
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};
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// PUBLIC API
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exports.Server = Server;
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