JS: Chrome base path handling, pass to the driver service

Fixes #492

Signed-off-by: Jason Leyba <[email protected]>

Author: dbo

Diff for: javascript/node/selenium-webdriver/chrome.js

@@ -166,6 +166,9 @@ var ServiceBuilder = function(opt_exe) {
 };
 
 
+/** @private {string} */
+ServiceBuilder.prototype.path_ = null;
+
 /** @private {number} */
 ServiceBuilder.prototype.port_ = 0;
 
@@ -249,6 +252,7 @@ ServiceBuilder.prototype.setNumHttpThreads = function(n) {
  */
 ServiceBuilder.prototype.setUrlBasePath = function(path) {
   this.args_.push('--url-base=' + path);
+  this.path_ = path;
   return this;
 };
 
@@ -291,6 +295,7 @@ ServiceBuilder.prototype.build = function() {
 
   return new remote.DriverService(this.exe_, {
     loopback: true,
+    path: this.path_,
     port: port,
     args: webdriver.promise.when(port, function(port) {
       return args.concat('--port=' + port);

Diff for: javascript/node/selenium-webdriver/test/chrome/service_test.js

@@ -0,0 +1,45 @@
+// Licensed to the Software Freedom Conservancy (SFC) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The SFC licenses this file
+// to you 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.
+
+'use strict';
+
+var webdriver = require('../..'),
+    chrome = require('../../chrome'),
+    assert = require('../../testing/assert');
+
+var test = require('../../lib/test');
+
+
+test.suite(function(env) {
+  describe('chromedriver', function() {
+    var service;
+    test.afterEach(function() {
+      if (service) {
+        return service.kill();
+      }
+    });
+
+    test.it('can be started on a custom path', function() {
+      service = new chrome.ServiceBuilder()
+          .setUrlBasePath('/foo/bar/baz')
+          .build();
+      return service.start().then(function(url) {
+        assert(url).endsWith('/foo/bar/baz');
+      });
+    });
+  });
+}, {browsers: ['chrome']});