diff --git a/karma.conf.js b/karma.conf.js
new file mode 100644
index 0000000..21dd2eb
--- /dev/null
+++ b/karma.conf.js
@@ -0,0 +1,73 @@
+// Karma configuration
+// Generated on Fri Jan 27 2017 13:33:03 GMT-0700 (MST)
+var webpackConfig = require('./src/webpack.config.js');
+
+module.exports = function(config) {
+  config.set({
+
+    // base path that will be used to resolve all patterns (eg. files, exclude)
+    basePath: '',
+
+
+    // frameworks to use
+    // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
+    frameworks: ['jasmine'],
+
+
+    // list of files / patterns to load in the browser
+    files: [
+      'src/**/*Spec.js',
+    ],
+
+
+    // list of files to exclude
+    exclude: [
+    ],
+
+
+    // preprocess matching files before serving them to the browser
+    // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
+    preprocessors: {
+      'src/**/*Spec.js': ['webpack'],
+    },
+
+
+    // test results reporter to use
+    // possible values: 'dots', 'progress'
+    // available reporters: https://npmjs.org/browse/keyword/karma-reporter
+    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
+    // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
+    browsers: ['Chrome'],
+
+
+    // Continuous Integration mode
+    // if true, Karma captures browsers, runs the tests and exits
+    singleRun: false,
+
+    // Concurrency level
+    // how many browser should be started simultaneous
+    concurrency: Infinity,
+
+    webpack: webpackConfig,
+  })
+}
diff --git a/package.json b/package.json
index 5dd71bf..26a7427 100644
--- a/package.json
+++ b/package.json
@@ -32,6 +32,12 @@
     "emoji-datasource": "2.4.4",
     "emojilib": "2.0.2",
     "inflection": "1.10.0",
+    "jasmine-core": "^2.5.2",
+    "karma": "^1.4.0",
+    "karma-chrome-launcher": "^2.0.0",
+    "karma-cli": "^1.0.1",
+    "karma-jasmine": "^1.1.0",
+    "karma-webpack": "^2.0.2",
     "mkdirp": "0.5.1",
     "react": "15.2.0",
     "react-addons-test-utils": "15.2.0",
@@ -52,7 +58,7 @@
     "react:clean": "rimraf node_modules/{react,react-dom,react-addons-test-utils}",
     "react:14": "npm run react:clean && npm i react@^0.14 react-dom@^0.14 react-addons-test-utils@^0.14 --save-dev",
     "react:15": "npm run react:clean && npm i react@^15 react-dom@^15 react-addons-test-utils@^15 --save-dev",
-    "test": "echo \"Error: no test specified\" && exit 1",
+    "test": "NODE_ENV=test ./node_modules/karma/bin/karma start",
     "prepublish": "npm run clean && npm run build"
   }
 }
diff --git a/src/components/pickerSpec.js b/src/components/pickerSpec.js
new file mode 100644
index 0000000..663fe1c
--- /dev/null
+++ b/src/components/pickerSpec.js
@@ -0,0 +1,43 @@
+import React from 'react';
+import TestUtils from 'react-addons-test-utils';
+import Picker from './picker';
+
+const {
+  click
+} = TestUtils.Simulate;
+
+const {
+  renderIntoDocument,
+  scryRenderedComponentsWithType,
+  findRenderedComponentWithType,
+} = TestUtils;
+
+describe('Picker', () => {
+  let subject;
+
+  it('works', () => {
+    subject = render();
+    expect(subject).toBeDefined();
+  });
+
+  // This is the unit test for pull request (https://github.com/missive/emoji-mart/pull/43)
+  // describe('categories', () => {
+  //   it('shows 10 by default', () => {
+  //     subject = render();
+  //     expect(subject.categories.length).toEqual(10);
+  //   });
+  //
+  //   it('will not show some based upon our filter', () => {
+  //     subject = render({emojisToShowFilter: (unified) => false});
+  //     expect(subject.categories.length).toEqual(2);
+  //   });
+  // });
+
+  function render(props = {}) {
+    const defaultProps = {
+    };
+    return renderIntoDocument(
+      <Picker {...defaultProps} {...props} />
+    );
+  }
+});
diff --git a/src/utils/emoji-indexSpec.js b/src/utils/emoji-indexSpec.js
new file mode 100644
index 0000000..5be8d90
--- /dev/null
+++ b/src/utils/emoji-indexSpec.js
@@ -0,0 +1,23 @@
+import emojiIndex from './emoji-index';
+
+describe('#emojiIndex', () => {
+  describe('search', function() {
+    it('should work', () => {
+      expect(emojiIndex.search('pineapple')).toEqual([{
+        id: 'pineapple',
+        name: 'Pineapple',
+        colons: ':pineapple:',
+        emoticons: [  ],
+        skin: null,
+        native: '🍍'
+      }]);
+    });
+
+    // This is the unit test for pull request (https://github.com/missive/emoji-mart/pull/43)
+    // it('should filter only emojis we care about, exclude pineapple', () => {
+    //   let emojisToShowFilter = (unified) => unified !== '1F34D';
+    //   expect(emojiIndex.search('apple', emojisToShowFilter).map((obj) => obj.id))
+    //     .not.toContain('pineapple');
+    // });
+  });
+});
diff --git a/src/webpack.config.js b/src/webpack.config.js
index 18de301..43c5d09 100644
--- a/src/webpack.config.js
+++ b/src/webpack.config.js
@@ -2,6 +2,9 @@ var path = require('path')
 var pack = require('../package.json')
 var webpack = require('webpack')
 
+var PROD = process.env.NODE_ENV === 'production';
+var TEST = process.env.NODE_ENV === 'test';
+
 module.exports = {
   entry: path.resolve('src/index.js'),
   output: {
@@ -11,7 +14,7 @@ module.exports = {
     libraryTarget: 'umd',
   },
 
-  externals: [{
+  externals: !TEST && [{
     'react': {
       root: 'React',
       commonjs2: 'react',