test(jQuery): Run tests with jQuery 3

Closes angular#14874

Author: mgol

Gruntfile.js

@@ -83,6 +83,7 @@ module.exports = function(grunt) {
     tests: {
       jqlite: 'karma-jqlite.conf.js',
       jquery: 'karma-jquery.conf.js',
+      'jquery-2.2': 'karma-jquery-2.2.conf.js',
       'jquery-2.1': 'karma-jquery-2.1.conf.js',
       docs: 'karma-docs.conf.js',
       modules: 'karma-modules.conf.js'
@@ -92,6 +93,7 @@ module.exports = function(grunt) {
     autotest: {
       jqlite: 'karma-jqlite.conf.js',
       jquery: 'karma-jquery.conf.js',
+      'jquery-2.2': 'karma-jquery-2.2.conf.js',
       'jquery-2.1': 'karma-jquery-2.1.conf.js',
       modules: 'karma-modules.conf.js',
       docs: 'karma-docs.conf.js'
@@ -364,10 +366,11 @@ module.exports = function(grunt) {
   grunt.registerTask('test', 'Run unit, docs and e2e tests with Karma', ['jshint', 'jscs', 'package', 'test:unit', 'test:promises-aplus', 'tests:docs', 'test:protractor']);
   grunt.registerTask('test:jqlite', 'Run the unit tests with Karma' , ['tests:jqlite']);
   grunt.registerTask('test:jquery', 'Run the jQuery (latest) unit tests with Karma', ['tests:jquery']);
+  grunt.registerTask('test:jquery-2.2', 'Run the jQuery 2.2 unit tests with Karma', ['tests:jquery-2.2']);
   grunt.registerTask('test:jquery-2.1', 'Run the jQuery 2.1 unit tests with Karma', ['tests:jquery-2.1']);
   grunt.registerTask('test:modules', 'Run the Karma module tests with Karma', ['build', 'tests:modules']);
   grunt.registerTask('test:docs', 'Run the doc-page tests with Karma', ['package', 'tests:docs']);
-  grunt.registerTask('test:unit', 'Run unit, jQuery and Karma module tests with Karma', ['test:jqlite', 'test:jquery', 'test:jquery-2.1', 'test:modules']);
+  grunt.registerTask('test:unit', 'Run unit, jQuery and Karma module tests with Karma', ['test:jqlite', 'test:jquery', 'test:jquery-2.2', 'test:jquery-2.1', 'test:modules']);
   grunt.registerTask('test:protractor', 'Run the end to end tests with Protractor and keep a test server running in the background', ['webdriver', 'connect:testserver', 'protractor:normal']);
   grunt.registerTask('test:travis-protractor', 'Run the end to end tests with Protractor for Travis CI builds', ['connect:testserver', 'protractor:travis']);
   grunt.registerTask('test:ci-protractor', 'Run the end to end tests with Protractor for Jenkins CI builds', ['webdriver', 'connect:testserver', 'protractor:jenkins']);

angularFiles.js

@@ -236,15 +236,6 @@ var angularFiles = {
     '@angularTest'
   ],
 
-  'karmaJqueryOld': [
-    'bower_components/jquery-2.1/dist/jquery.js',
-    'test/jquery_alias.js',
-    '@angularSrc',
-    '@angularSrcModules',
-    '@angularScenario',
-    '@angularTest'
-  ],
-
   'karmaJqueryExclude': [
     'src/angular-bootstrap.js',
     'src/ngScenario/angular-bootstrap.js',
@@ -253,6 +244,17 @@ var angularFiles = {
   ]
 };
 
+['2.1', '2.2'].forEach(function (jQueryVersion) {
+  angularFiles['karmaJquery' + jQueryVersion] = []
+    .concat(angularFiles.karmaJquery)
+    .map(function (path) {
+      if (path.startsWith('bower_components/jquery')) {
+        return path.replace(/^bower_components\/jquery/, 'bower_components/jquery-' + jQueryVersion);
+      }
+      return path;
+    });
+});
+
 angularFiles['angularSrcModules'] = [].concat(
   angularFiles['angularModules']['ngAnimate'],
   angularFiles['angularModules']['ngMessageFormat'],

bower.json

@@ -2,7 +2,8 @@
   "name": "AngularJS",
   "license": "MIT",
   "devDependencies": {
-    "jquery": "2.2.3",
+    "jquery": "3.1.0",
+    "jquery-2.2": "jquery#2.2.4",
     "jquery-2.1": "jquery#2.1.4",
     "closure-compiler": "https://dl.google.com/closure-compiler/compiler-20140814.zip",
     "ng-closure-runner": "https://raw.github.com/angular/ng-closure-runner/v0.2.3/assets/ng-closure-runner.zip"

karma-jquery-2.1.conf.js

@@ -1,18 +1,5 @@
 'use strict';
 
-var angularFiles = require('./angularFiles');
-var sharedConfig = require('./karma-shared.conf');
+var karmaConfigFactory = require('./karma-jquery.conf-factory');
 
-module.exports = function(config) {
-  sharedConfig(config, {testName: 'AngularJS: jQuery', logFile: 'karma-jquery.log'});
-
-  config.set({
-    files: angularFiles.mergeFilesFor('karmaJqueryOld'),
-    exclude: angularFiles.mergeFilesFor('karmaJqueryExclude'),
-
-    junitReporter: {
-      outputFile: 'test_out/jquery.xml',
-      suite: 'jQuery'
-    }
-  });
-};
+module.exports = karmaConfigFactory('2.1');

karma-jquery-2.2.conf.js

@@ -0,0 +1,5 @@
+'use strict';
+
+var karmaConfigFactory = require('./karma-jquery.conf-factory');
+
+module.exports = karmaConfigFactory('2.2');

karma-jquery.conf-factory.js

@@ -0,0 +1,25 @@
+'use strict';
+
+var angularFiles = require('./angularFiles');
+var sharedConfig = require('./karma-shared.conf');
+
+module.exports = function (version) {
+  version = version || '';
+
+  return function(config) {
+    sharedConfig(config, {
+      testName: 'AngularJS: jQuery' + (version ? ' ' + version : ''),
+      logFile: 'karma-jquery' + version + '.log'
+    });
+
+    config.set({
+      files: angularFiles.mergeFilesFor('karmaJquery' + version),
+      exclude: angularFiles.mergeFilesFor('karmaJqueryExclude'),
+
+      junitReporter: {
+        outputFile: 'test_out/jquery.xml',
+        suite: 'jQuery'
+      }
+    });
+  };
+};

karma-jquery.conf.js

@@ -1,18 +1,5 @@
 'use strict';
 
-var angularFiles = require('./angularFiles');
-var sharedConfig = require('./karma-shared.conf');
+var karmaConfigFactory = require('./karma-jquery.conf-factory');
 
-module.exports = function(config) {
-  sharedConfig(config, {testName: 'AngularJS: jQuery', logFile: 'karma-jquery.log'});
-
-  config.set({
-    files: angularFiles.mergeFilesFor('karmaJquery'),
-    exclude: angularFiles.mergeFilesFor('karmaJqueryExclude'),
-
-    junitReporter: {
-      outputFile: 'test_out/jquery.xml',
-      suite: 'jQuery'
-    }
-  });
-};
+module.exports = karmaConfigFactory();

test/ng/directive/selectSpec.js

@@ -1912,7 +1912,14 @@ describe('select', function() {
             optionElements = element.find('option');
             expect(optionElements.length).toEqual(1);
             expect(scope.obj.value).toEqual([]);
-            expect(element.val()).toBe(null);
+
+            // Cover both jQuery 3.x ([]) and 2.x (null) behavior.
+            var val = element.val();
+            if (val === null) {
+              val = [];
+            }
+            expect(val).toEqual([]);
+
             expect(ngModelCtrlSpy).toHaveBeenCalledTimes(1);
         });
 
@@ -1970,7 +1977,14 @@ describe('select', function() {
             optionElements = element.find('option');
             expect(optionElements.length).toEqual(3);
             expect(scope.obj.value).toEqual([]);
-            expect(element.val()).toBe(null);
+
+            // Cover both jQuery 3.x ([]) and 2.x (null) behavior.
+            var val = element.val();
+            if (val === null) {
+              val = [];
+            }
+            expect(val).toEqual([]);
+
             expect(ngModelCtrlSpy).toHaveBeenCalledTimes(1);
 
         });