diff --git a/Gruntfile.js b/Gruntfile.js
index 5da379b..6219c72 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -21,7 +21,12 @@ module.exports = function(grunt) {
         }
       }
     },
-    watch: {}
+    watch: {},
+    karma: {
+      'summernote': {
+        configFile: './test/karma.conf.js'
+      }
+    }
   });
 
   // These plugins provide necessary tasks.
@@ -31,6 +36,6 @@ module.exports = function(grunt) {
 
   // Default task.
   grunt.registerTask('default', []);
-  grunt.registerTask('test', []);
+  grunt.registerTask('test', ['karma:summernote']);
   grunt.registerTask('lint', ['jshint']);
 };
diff --git a/bower.json b/bower.json
index cb08d97..2889bc2 100644
--- a/bower.json
+++ b/bower.json
@@ -10,5 +10,8 @@
     "summernote": "~0.5.0",
     "angular": "~1.2.8"
   },
-  "devDependencies": {}
+  "devDependencies": {
+    "chai": "~1.8.1",
+    "angular-mocks": "~1.2.8"
+  }
 }
diff --git a/karma.conf.js b/karma.conf.js
new file mode 100644
index 0000000..ec5bbe8
--- /dev/null
+++ b/karma.conf.js
@@ -0,0 +1,68 @@
+// Karma configuration
+// Generated on Wed Jan 15 2014 20:50:47 GMT+0900 (KST)
+
+module.exports = function(config) {
+  config.set({
+
+    // base path, that will be used to resolve files and exclude
+    basePath: '',
+
+
+    // frameworks to use
+    frameworks: ['mocha'],
+
+
+    // list of files / patterns to load in the browser
+    files: [
+      '"test/**/*.test.js"'
+    ],
+
+
+    // list of files to exclude
+    exclude: [
+      
+    ],
+
+
+    // test results reporter to use
+    // possible values: 'dots', 'progress', 'junit', 'growl', 'coverage'
+    reporters: ['progress'],
+
+
+    // web server port
+    port: 9876,
+
+
+    // enable / disable colors in the output (reporters and logs)
+    colors: true,
+
+
+    // level of logging
+    // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
+    logLevel: config.LOG_INFO,
+
+
+    // enable / disable watching file and executing tests whenever any file changes
+    autoWatch: true,
+
+
+    // Start these browsers, currently available:
+    // - Chrome
+    // - ChromeCanary
+    // - Firefox
+    // - Opera (has to be installed with `npm install karma-opera-launcher`)
+    // - Safari (only Mac; has to be installed with `npm install karma-safari-launcher`)
+    // - PhantomJS
+    // - IE (only Windows; has to be installed with `npm install karma-ie-launcher`)
+    browsers: ['Chrome'],
+
+
+    // If browser does not capture in given timeout [ms], kill it
+    captureTimeout: 60000,
+
+
+    // Continuous Integration mode
+    // if true, it capture browsers, run tests and exit
+    singleRun: false
+  });
+};
diff --git a/package.json b/package.json
index 21689f1..a0d33fd 100644
--- a/package.json
+++ b/package.json
@@ -17,8 +17,19 @@
     "grunt": "~0.4.1",
     "grunt-contrib-jshint": "~0.7.2",
     "grunt-contrib-connect": "~0.5.0",
-    "grunt-contrib-watch": "~0.5.3"
+    "grunt-contrib-watch": "~0.5.3",
+    "mocha": "~1.17.0",
+    "karma-script-launcher": "~0.1.0",
+    "karma-chrome-launcher": "~0.1.2",
+    "karma-firefox-launcher": "~0.1.3",
+    "karma-html2js-preprocessor": "~0.1.0",
+    "requirejs": "~2.1.10",
+    "karma-requirejs": "~0.2.1",
+    "karma-coffee-preprocessor": "~0.1.2",
+    "karma-phantomjs-launcher": "~0.1.1",
+    "karma": "~0.10.9",
+    "karma-mocha": "~0.1.1",
+    "grunt-karma": "~0.6.2"
   },
-  "dependencies": {
-  }
+  "dependencies": {}
 }
diff --git a/test/angular-summernote.test.js b/test/angular-summernote.test.js
new file mode 100644
index 0000000..8c13297
--- /dev/null
+++ b/test/angular-summernote.test.js
@@ -0,0 +1,42 @@
+/**
+ * Copyright (c) 2013 JeongHoon Byun aka "Outsider", <http://blog.outsider.ne.kr/>
+ * Licensed under the MIT license.
+ * <http://outsider.mit-license.org/>
+ */
+describe('Summernote directive', function() {
+  'use strict';
+
+  var $rootScope, $compile, element;
+
+  beforeEach(module('summernote'));
+  beforeEach(inject(function(_$compile_, _$rootScope_) {
+    $compile = _$compile_;
+    $rootScope = _$rootScope_;
+  }));
+
+  describe('initialization', function() {
+
+    it('has "summernote" class', function () {
+      element = $compile('<summernote></summernote>')($rootScope);
+      $rootScope.$digest();
+
+      expect($(element.get(0)).hasClass('summernote')).to.be.true;
+    });
+
+    it('works with "summernote" element', function () {
+      element = $compile('<summernote></summernote>')($rootScope);
+      $rootScope.$digest();
+
+      expect(element.next().hasClass('note-editor')).to.be.true;
+    });
+
+    it('works with "summernote" attribute', function () {
+      element = $compile('<div summernote></div>')($rootScope);
+      $rootScope.$digest();
+
+      expect(element.next().hasClass('note-editor')).to.be.true;
+    });
+
+  });
+
+});
\ No newline at end of file
diff --git a/test/chai.conf.js b/test/chai.conf.js
new file mode 100644
index 0000000..2c21a7e
--- /dev/null
+++ b/test/chai.conf.js
@@ -0,0 +1,6 @@
+/**
+ * Copyright (c) 2013 JeongHoon Byun aka "Outsider", <http://blog.outsider.ne.kr/>
+ * Licensed under the MIT license.
+ * <http://outsider.mit-license.org/>
+ */
+var expect = chai.expect;
diff --git a/test/karma.conf.js b/test/karma.conf.js
new file mode 100644
index 0000000..2b7bee8
--- /dev/null
+++ b/test/karma.conf.js
@@ -0,0 +1,86 @@
+// Karma configuration
+// Generated on Sat Jan 04 2014 16:46:43 GMT+0900 (KST)
+
+module.exports = function(config) {
+  'use strict';
+
+  config.set({
+
+    // base path, that will be used to resolve files and exclude
+    basePath: '',
+
+
+    // frameworks to use
+    frameworks: ['mocha'],
+
+
+    // list of files / patterns to load in the browser
+    files: [
+      // dependencies
+      '../examples/components/jquery/jquery.js',
+      '../examples/components/angular/angular.js',
+      '../examples/components/bootstrap/dist/js/bootstrap.min.js',
+      '../examples/components/summernote/dist/summernote.min.js',
+
+      // application code
+      '../src/**/*.js',
+
+      // test dependencies
+      '../examples/components/angular-mocks/angular-mocks.js',
+      '../examples/components/chai/chai.js',
+      'mocha.conf.js',
+      'chai.conf.js',
+
+      // test code
+      '*.test.js'
+    ],
+
+
+    // list of files to exclude
+    exclude: [
+      
+    ],
+
+
+    // test results reporter to use
+    // possible values: 'dots', 'progress', 'junit', 'growl', 'coverage'
+    reporters: ['progress'],
+
+
+    // web server port
+    port: 9876,
+
+
+    // enable / disable colors in the output (reporters and logs)
+    colors: true,
+
+
+    // level of logging
+    // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
+    logLevel: config.LOG_INFO,
+
+
+    // enable / disable watching file and executing tests whenever any file changes
+    autoWatch: true,
+
+
+    // Start these browsers, currently available:
+    // - Chrome
+    // - ChromeCanary
+    // - Firefox
+    // - Opera (has to be installed with `npm install karma-opera-launcher`)
+    // - Safari (only Mac; has to be installed with `npm install karma-safari-launcher`)
+    // - PhantomJS
+    // - IE (only Windows; has to be installed with `npm install karma-ie-launcher`)
+    browsers: ['Chrome'],
+
+
+    // If browser does not capture in given timeout [ms], kill it
+    captureTimeout: 60000,
+
+
+    // Continuous Integration mode
+    // if true, it capture browsers, run tests and exit
+    singleRun: false
+  });
+};
diff --git a/test/mocha.conf.js b/test/mocha.conf.js
new file mode 100644
index 0000000..8e54912
--- /dev/null
+++ b/test/mocha.conf.js
@@ -0,0 +1,3 @@
+window.mocha.setup({
+  timeout: 5000
+});