fix polymer build tests by injecting polymer html import on karma runs

Author: dfreedm

build/polymer.html

@@ -0,0 +1,6 @@
+<!--
+ Copyright 2013 The Polymer Authors. All rights reserved.
+ Use of this source code is governed by a BSD-style
+ license that can be found in the LICENSE file.
+-->
+<script src="build/polymer.js"></script>

conf/karma.conf.js

@@ -9,29 +9,8 @@ module.exports = function(karma) {
       'tools/test/mocha-htmltest.js',
       'polymer-dev/conf/mocha.conf.js',
       'polymer-dev/node_modules/chai/chai.js',
-			'platform/platform.js',
-			'polymer-dev/src/polymer.js',
-			'polymer-dev/src/boot.js',
-			'polymer-dev/src/lib/lang.js',
-			'polymer-dev/src/lib/job.js',
-			'polymer-dev/src/lib/dom.js',
-			'polymer-dev/src/lib/super.js',
-			'polymer-dev/src/lib/deserialize.js',
-			'polymer-dev/src/api.js',
-			'polymer-dev/src/instance/utils.js',
-			'polymer-dev/src/instance/events.js',
-			'polymer-dev/src/instance/attributes.js',
-			'polymer-dev/src/instance/properties.js',
-			'polymer-dev/src/instance/mdv.js',
-			'polymer-dev/src/instance/base.js',
-			'polymer-dev/src/instance/styles.js',
-			'polymer-dev/src/declaration/path.js',
-			'polymer-dev/src/declaration/styles.js',
-			'polymer-dev/src/declaration/events.js',
-			'polymer-dev/src/declaration/properties.js',
-			'polymer-dev/src/declaration/attributes.js',
-			'polymer-dev/src/declaration/prototype.js',
-			'polymer-dev/src/declaration/polymer-element.js',
+      'platform/platform.js',
+      'polymer-dev/test/lib/karma-include-polymer.js',
       'polymer-dev/test/js/*.js',
       {pattern: 'CustomElements/custom-elements.js', included: false},
       {pattern: 'CustomElements/src/*.js', included: false},
@@ -61,6 +40,7 @@ module.exports = function(karma) {
       {pattern: 'polymer-expressions/third_party/**/*.js', included: false},
       {pattern: 'polymer-dev/polymer.html', included: false},
       {pattern: 'polymer-dev/src/**/*.js', included: false},
+      {pattern: 'polymer-dev/build/polymer.js', included: false},
       {pattern: 'polymer-dev/test/**/*.css', included: false},
       {pattern: 'polymer-dev/test/**/*.html', included: false},
       {pattern: 'polymer-dev/test/**/*.js', included: false},

gruntfile.js

@@ -90,12 +90,12 @@ module.exports = function(grunt) {
 
   grunt.registerTask('stash', 'prepare for testing build', function() {
     grunt.option('force', true);
-    grunt.task.run('move:polymer.js:polymer.js.bak');
-    grunt.task.run('move:build/polymer.js:polymer.js');
+    grunt.task.run('move:polymer.html:polymer.html.bak');
+    grunt.task.run('move:build/polymer.html:polymer.html');
   });
   grunt.registerTask('restore', function() {
-    grunt.task.run('move:polymer.js:build/polymer.js');
-    grunt.task.run('move:polymer.js.bak:polymer.js');
+    grunt.task.run('move:polymer.html:build/polymer.html');
+    grunt.task.run('move:polymer.html.bak:polymer.html');
     grunt.option('force', false);
   });
 

test/lib/karma-include-polymer.js

@@ -0,0 +1,12 @@
+(function() {
+  window.__karma__.loaded = function(){
+    window.addEventListener('WebComponentsReady', function() {
+      window.__karma__.start();
+    });
+  };
+
+  var l = document.createElement('link');
+  l.rel = 'import';
+  l.href = 'base/polymer-dev/polymer.html';
+  document.head.appendChild(l);
+})();