diff --git a/public/docs/_examples/karma-test-shim.js b/public/docs/_examples/karma-test-shim.js
index 6537c00244..8ccb27a727 100644
--- a/public/docs/_examples/karma-test-shim.js
+++ b/public/docs/_examples/karma-test-shim.js
@@ -1 +1,68 @@
-// PLACEHOLDER UNTIL JAY PROVIDES THE REAL ONE
\ No newline at end of file
+// Tun on full stack traces in errors to help debugging
+Error.stackTraceLimit=Infinity;
+
+
+jasmine.DEFAULT_TIMEOUT_INTERVAL = 1000;
+
+// // Cancel Karma's synchronous start,
+// // we will call `__karma__.start()` later, once all the specs are loaded.
+__karma__.loaded = function() {};
+
+
+System.config({
+  packages: {
+    'base/app': {
+      defaultExtension: false,
+      // removed because of issues with raw .js files not being found.
+      // format: 'register',
+      map: Object.keys(window.__karma__.files).
+            filter(onlyAppFiles).
+            reduce(function createPathRecords(pathsMapping, appPath) {
+              // creates local module name mapping to global path with karma's fingerprint in path, e.g.:
+              // './hero.service': '/base/src/app/hero.service.js?f4523daf879cfb7310ef6242682ccf10b2041b3e'
+              var moduleName = appPath.replace(/^\/base\/app\//, './').replace(/\.js$/, '');
+              pathsMapping[moduleName] = appPath + '?' + window.__karma__.files[appPath]
+              return pathsMapping;
+            }, {})
+
+      }
+    }
+});
+
+// old code from angular 44
+// System.import('angular2/src/core/dom/browser_adapter').then(function(browser_adapter) {
+// new path for angular 51
+System.import('angular2/src/platform/browser/browser_adapter').then(function(browser_adapter) {
+    browser_adapter.BrowserDomAdapter.makeCurrent();
+}).then(function() {
+  return Promise.all(
+    Object.keys(window.__karma__.files) // All files served by Karma.
+    .filter(onlySpecFiles)
+    // .map(filePath2moduleName)        // Normalize paths to module names.
+    .map(function(moduleName) {
+      // loads all spec files via their global module names (e.g. 'base/src/app/hero.service.spec')
+      return System.import(moduleName);
+    }));
+})
+.then(function() {
+  __karma__.start();
+}, function(error) {
+  __karma__.error(error.stack || error);
+});
+
+
+function filePath2moduleName(filePath) {
+  return filePath.
+           replace(/^\//, '').              // remove / prefix
+           replace(/\.\w+$/, '');           // remove suffix
+}
+
+
+function onlyAppFiles(filePath) {
+  return /^\/base\/app\/.*\.js$/.test(filePath) && !onlySpecFiles(filePath);
+}
+
+
+function onlySpecFiles(filePath) {
+  return /\.spec\.js$/.test(filePath);
+}
diff --git a/public/docs/_examples/karma.conf.js b/public/docs/_examples/karma.conf.js
index 9ec7a2f6dc..5b07bee380 100644
--- a/public/docs/_examples/karma.conf.js
+++ b/public/docs/_examples/karma.conf.js
@@ -11,25 +11,25 @@ module.exports = function(config) {
       {pattern: 'node_modules/angular2/bundles/angular2.js', included: true, watched: true},
       {pattern: 'node_modules/angular2/bundles/testing.js', included: true, watched: true},
       {pattern: 'karma-test-shim.js', included: true, watched: true},
-      {pattern: 'src/test/matchers.js', included: true, watched: true},
+      {pattern: 'app/test/*.js', included: true, watched: true},
 
       // paths loaded via module imports
-      {pattern: 'src/**/*.js', included: false, watched: true},
+      {pattern: 'app/**/*.js', included: false, watched: true},
 
       // paths loaded via Angular's component compiler
       // (these paths need to be rewritten, see proxies section)
-      {pattern: 'src/**/*.html', included: false, watched: true},
-      {pattern: 'src/**/*.css', included: false, watched: true},
+      {pattern: 'app/**/*.html', included: false, watched: true},
+      {pattern: 'app/**/*.css', included: false, watched: true},
 
       // paths to support debugging with source maps in dev tools
-      {pattern: 'src/**/*.ts', included: false, watched: false},
-      {pattern: 'src/**/*.js.map', included: false, watched: false}
+      {pattern: 'app/**/*.ts', included: false, watched: false},
+      {pattern: 'app/**/*.js.map', included: false, watched: false}
     ],
 
     // proxied base paths
     proxies: {
       // required for component assests fetched by Angular's compiler
-      "/app/": "/base/src/app/"
+      "/app/": "/base/app/"
     },
 
     reporters: ['progress'],
diff --git a/public/docs/_examples/package.json b/public/docs/_examples/package.json
index 8b6dd7e376..84a62126d2 100644
--- a/public/docs/_examples/package.json
+++ b/public/docs/_examples/package.json
@@ -17,7 +17,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "angular2": "2.0.0-alpha.52",
+    "angular2": "2.0.0-alpha.53",
     "systemjs": "0.19.6",
     "es6-promise": "^3.0.2",
     "es6-shim": "^0.33.3",
diff --git a/public/docs/_examples/quickstart/ts/app/app.spec.ts b/public/docs/_examples/quickstart/ts/app/app.component.spec.ts
similarity index 93%
rename from public/docs/_examples/quickstart/ts/app/app.spec.ts
rename to public/docs/_examples/quickstart/ts/app/app.component.spec.ts
index d97bcb35cb..ec2cfce0cf 100644
--- a/public/docs/_examples/quickstart/ts/app/app.spec.ts
+++ b/public/docs/_examples/quickstart/ts/app/app.component.spec.ts
@@ -1,6 +1,6 @@
 import { iit,it, ddescribe, describe, expect, injectAsync, TestComponentBuilder, beforeEachProviders } from 'angular2/testing';
 import { provide, Type } from 'angular2/core';
-import { AppComponent } from './app';
+import { AppComponent } from './app.component';
 
 type TCB = TestComponentBuilder;
 
diff --git a/public/docs/_examples/quickstart/ts/app/test/matchers.ts b/public/docs/_examples/quickstart/ts/app/test/matchers.ts
new file mode 100644
index 0000000000..308aafbbe3
--- /dev/null
+++ b/public/docs/_examples/quickstart/ts/app/test/matchers.ts
@@ -0,0 +1,15 @@
+beforeEach(() => {
+    jasmine.addMatchers({
+        toContainText: function() {
+            return {
+                compare: function(actual: any, expectedText: string) {
+                    var actualText = actual.textContent;
+                    return {
+                        pass: actualText.indexOf(expectedText) > -1,
+                        get message() { return 'Expected ' + actualText + ' to contain ' + expectedText; }
+                    };
+                }
+            };
+        }
+    });
+});
diff --git a/tools/plunker-builder/plunkerBuilder.js b/tools/plunker-builder/plunkerBuilder.js
index dc4a736cc9..aa3e81167b 100644
--- a/tools/plunker-builder/plunkerBuilder.js
+++ b/tools/plunker-builder/plunkerBuilder.js
@@ -95,7 +95,7 @@ function initConfigAndCollectFileNames(configFileName) {
     }
   });
   // var defaultExcludes = [ '!**/node_modules/**','!**/typings/**','!**/tsconfig.json', '!**/*plnkr.json', '!**/*plnkr.html', '!**/*plnkr.no-link.html' ];
-  var defaultExcludes = [ '!**/typings/**','!**/tsconfig.json', '!**/*plnkr.json', '!**/*plnkr.html', '!**/*plnkr.no-link.html', '!**/package.json' ];
+  var defaultExcludes = [ '!**/typings/**','!**/tsconfig.json', '!**/*plnkr.json', '!**/*plnkr.html', '!**/*plnkr.no-link.html', '!**/package.json', '!**/example-config.json' ];
   Array.prototype.push.apply(gpaths, defaultExcludes);
 
   config.fileNames = globby.sync(gpaths, { ignore: ["**/node_modules/**"] });