diff --git a/karma/karma-tests.ts b/karma/karma-tests.ts
new file mode 100644
index 0000000000..b70e7273be
--- /dev/null
+++ b/karma/karma-tests.ts
@@ -0,0 +1,26 @@
+/// <reference path="karma.d.ts" />
+/// <reference path="../gulp/gulp.d.ts" />
+
+import gulp = require('gulp');
+import karma = require('karma');
+
+function runKarma(singleRun: boolean): void {
+  karma.server.start({
+    configFile: __dirname + '/karma.conf.js',
+    singleRun: singleRun
+  });
+}
+
+gulp.task('test:unit:karma', ['build:test:unit'], () => runKarma(true));
+
+
+karma.server.start({port: 9876}, (exitCode) => {
+  console.log('Karma has exited with ' + exitCode);
+  process.exit(exitCode);
+});
+
+
+karma.runner.run({port: 9876}, (exitCode) => {
+  console.log('Karma has exited with ' + exitCode);
+  process.exit(exitCode);
+});
diff --git a/karma/karma.d.ts b/karma/karma.d.ts
new file mode 100644
index 0000000000..c66e6fe06a
--- /dev/null
+++ b/karma/karma.d.ts
@@ -0,0 +1,24 @@
+// Type definitions for karma v0.12.37
+// Project: https://github.com/karma-runner/karma
+// Definitions by: Tanguy Krotoff <https://github.com/tkrotoff>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+declare module 'karma' {
+    // See Karma public API https://karma-runner.github.io/0.12/dev/public-api.html
+
+    interface IKarmaServer {
+        start(options?: any, callback?: (exitCode: number) => void): void;
+    }
+
+    interface IKarmaRunner {
+        run(options?: any, callback?: (exitCode: number) => void): void;
+    }
+
+    interface IKarma {
+        server: IKarmaServer;
+        runner: IKarmaRunner;
+    }
+
+    var karma: IKarma;
+    export = karma;
+}