🎉 Initial commit

test/unit/.eslintrc

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+{
+  "env": {
+    "mocha": true
+  },
+  "globals": {
+    "expect": true,
+    "sinon": true
+  }
+}

test/unit/index.js

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+// Polyfill fn.bind() for PhantomJS
+/* eslint-disable no-extend-native */
+Function.prototype.bind = require('function-bind')
+
+// require all test files (files that ends with .spec.js)
+var testsContext = require.context('./specs', true, /\.spec$/)
+testsContext.keys().forEach(testsContext)
+
+// require all src files except main.js for coverage.
+// you can also change this to match only the subset of files that
+// you want coverage for.
+var srcContext = require.context('../../src', true, /^\.\/(?!main(\.js)?$)/)
+srcContext.keys().forEach(srcContext)

test/unit/karma.conf.js

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+// This is a karma config file. For more details see
+//   http://karma-runner.github.io/0.13/config/configuration-file.html
+// we are also using it with karma-webpack
+//   https://github.com/webpack/karma-webpack
+
+var path = require('path')
+var merge = require('webpack-merge')
+var baseConfig = require('../../build/webpack.base.conf')
+var utils = require('../../build/utils')
+var webpack = require('webpack')
+var projectRoot = path.resolve(__dirname, '../../')
+
+var webpackConfig = merge(baseConfig, {
+  // use inline sourcemap for karma-sourcemap-loader
+  module: {
+    loaders: utils.styleLoaders()
+  },
+  devtool: '#inline-source-map',
+  vue: {
+    loaders: {
+      js: 'isparta'
+    }
+  },
+  plugins: [
+    new webpack.DefinePlugin({
+      'process.env': require('../../config/test.env')
+    })
+  ]
+})
+
+// no need for app entry during tests
+delete webpackConfig.entry
+
+// make sure isparta loader is applied before eslint
+webpackConfig.module.preLoaders = webpackConfig.module.preLoaders || []
+webpackConfig.module.preLoaders.unshift({
+  test: /\.js$/,
+  loader: 'isparta',
+  include: path.resolve(projectRoot, 'src')
+})
+
+// only apply babel for test files when using isparta
+webpackConfig.module.loaders.some(function (loader, i) {
+  if (loader.loader === 'babel') {
+    loader.include = path.resolve(projectRoot, 'test/unit')
+    return true
+  }
+})
+
+module.exports = function (config) {
+  config.set({
+    // to run in additional browsers:
+    // 1. install corresponding karma launcher
+    //    http://karma-runner.github.io/0.13/config/browsers.html
+    // 2. add it to the `browsers` array below.
+    browsers: ['PhantomJS'],
+    frameworks: ['mocha', 'sinon-chai'],
+    reporters: ['spec', 'coverage'],
+    files: ['./index.js'],
+    preprocessors: {
+      './index.js': ['webpack', 'sourcemap']
+    },
+    webpack: webpackConfig,
+    webpackMiddleware: {
+      noInfo: true
+    },
+    coverageReporter: {
+      dir: './coverage',
+      reporters: [
+        { type: 'lcov', subdir: '.' },
+        { type: 'text-summary' }
+      ]
+    }
+  })
+}

test/unit/specs/Hello.spec.js

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+import Vue from 'vue'
+import Hello from 'src/components/Hello'
+
+describe('Hello.vue', () => {
+  it('should render correct contents', () => {
+    const vm = new Vue({
+      template: '<div><hello></hello></div>',
+      components: { Hello }
+    }).$mount()
+    expect(vm.$el.querySelector('.hello h1').textContent).to.contain('Hello World!')
+  })
+})