unit tests!

scripts/build/config.js

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+module.exports = {
+  dist: 'dist',
+  src: {
+    js: ['src/**/*.js', '!src/**/examples/**'],
+    test: ['src/**/*.spec.js'],
+    examples: ['src/**/examples/**'],
+    html: 'src/**/*.html',
+    scss: 'src/components/**/*.scss',
+    playgroundJs: 'playground/**/*.js',
+    playgroundFiles: ['playground/**/*', '!playground/**/*.js'],
+  },
+  lib: [
+    'node_modules/gulp-traceur/node_modules/traceur/bin/traceur-runtime.js',
+    'node_modules/es6-module-loader/dist/es6-module-loader-sans-promises.src.js',
+    'node_modules/systemjs/lib/extension-register.js',
+    'node_modules/angular2/node_modules/zone.js/zone.js',
+    'node_modules/hammerjs/hammer.js'
+  ]
+};

scripts/test/karma-watch.conf.js

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+module.exports = function(config) {
+  require('./karma.conf.js')(config);
+  config.set({
+    singleRun: false,
+  });
+};
+
+

scripts/test/karma.conf.js

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+var buildConfig = require('../build/config');
+
+module.exports = function(config) {
+  config.set({
+    singleRun: true,
+    basePath: '../..',
+
+    frameworks: ['jasmine'],
+
+    files: [
+      // Sources and specs.
+      // Loaded through the es6-module-loader, in `test-main.js`.
+      {pattern: 'dist/ionic/**/*.js', included: false},
+    ]
+      .concat(buildConfig.lib)
+      .concat('scripts/test/test-main.js'),
+
+    exclude: [
+      'src/**/examples/**'
+    ],
+
+    logLevel: 'warn',
+
+    preprocessors: {
+      'modules/**/*.js': ['traceur']
+    },
+
+    browsers: ['Chrome'],
+    port: 9876
+  });
+};
+
+

scripts/test/test-main.js

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+// Use "register" extension from systemjs.
+// That's what Traceur outputs: `System.register()`.
+register(System);
+
+jasmine.DEFAULT_TIMEOUT_INTERVAL = 50;
+
+// Cancel Karma's synchronous start,
+// we will call `__karma__.start()` later, once all the specs are loaded.
+__karma__.loaded = function() {};
+
+System.baseURL = 'http://localhost:9876/base/dist/';
+
+// So that we can import packages like `core/foo`, instead of `core/src/foo`.
+// System.paths = {
+//   '*': './*.js',
+//   'transpiler/*': '../tools/transpiler/*.js'
+// }
+
+Promise.all(
+  Object.keys(window.__karma__.files) // All files served by Karma.
+  .filter(onlySpecFiles)
+  .map(window.file2moduleName)        // Normalize paths to module names.
+  .map(function(path) {
+    return System.import(path).then(function(module) {
+      if (module.hasOwnProperty('main')) {
+        module.main();
+      } else {
+        throw new Error('Module ' + path + ' does not implement main() method.');
+      }
+    });
+  }))
+.then(function() {
+  __karma__.start();
+}, function(error) {
+  console.error(error.stack || error);
+  __karma__.start();
+});
+
+function onlySpecFiles(path) {
+  return /_spec\.js$/.test(path);
+}
+function file2moduleName(filePath) {
+  return filePath.replace(/\\/g, '/')
+    .replace(/^.*?\/dist\//, '')
+    // module name should be relative to `modules` and `tools` folder
+    // .replace(/.*\/modules\//, '')
+    // .replace(/.*\/tools\//, '')
+    // module name should not include `lib`, `web` folders
+    // module name should not have a suffix
+    // .split('.').pop().join('');
+    .replace(/\.\w*$/, '');
+}