Add Karma.js tests runner for Chrome

.gitignore

@@ -1,2 +1,3 @@
 .DS_Store
 /node_modules
+dist/tests

karma.conf.js

@@ -0,0 +1,69 @@
+// Karma configuration
+// Generated on Tue Aug 29 2017 19:00:38 GMT-0700 (PDT)
+
+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: [
+      'dist/tests/functional.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: {
+    },
+
+
+    // 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: false,
+
+
+    // 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: false,
+
+
+    // 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: true,
+
+    // Concurrency level
+    // how many browser should be started simultaneous
+    concurrency: Infinity
+  })
+}

package.json

@@ -9,7 +9,7 @@
     "bundle": "rollup -c scripts/rollup.bundle.config.js",
     "standalone": "rollup -c scripts/rollup.standalone.config.js",
     "bundle-minify": "rollup -c scripts/rollup.bundle.min.config.js",
-    "tests": "rollup -c scripts/rollup.tests.config.js --format es"
+    "test": "rollup -c scripts/rollup.tests.config.js --format es && karma start karma.conf.js"
   },
   "author": "atomiks",
   "license": "MIT",
@@ -22,7 +22,13 @@
     "babel-preset-es2015": "^6.24.1",
     "babel-preset-es2015-rollup": "^3.0.0",
     "cssnano": "^3.10.0",
+    "jasmine": "^2.8.0",
+    "karma": "^1.7.0",
+    "karma-chrome-launcher": "^2.2.0",
+    "karma-jasmine": "^1.1.0",
+    "mocha": "^3.5.0",
     "postcss": "^5.2.16",
+    "rollup": "^0.47.6",
     "rollup-plugin-babel": "^2.7.1",
     "rollup-plugin-babili": "^3.1.0",
     "rollup-plugin-commonjs": "^8.0.2",

scripts/rollup.tests.config.js

@@ -4,7 +4,7 @@ import commonjs from 'rollup-plugin-commonjs'
 
 export default {
     entry: './tests/spec/functional.js',
-    dest: './tests/functional.js',
+    dest: './dist/tests/functional.js',
     external: ['Popper'],
     plugins: [
         babel({