add test

.gitignore

@@ -1,3 +1,4 @@
 .DS_Store
 node_modules/
-npm-debug.log
+*.log
+coverage

README.md

@@ -1,9 +1,12 @@
-# vue-bus
-A event bus for Vue.js, support both Vue 1.0 and 2.0. See Vue [documentation](http://vuejs.org/v2/guide/migration.html#Events) for more detail.
+# vue-bus [![Build Status](https://img.shields.io/circleci/project/yangmingshan/vue-bus.svg)](https://circleci.com/gh/yangmingshan/vue-bus) [![Coverage Status](https://img.shields.io/codecov/c/github/yangmingshan/vue-bus.svg)](https://codecov.io/gh/yangmingshan/vue-bus) [![Downloads](https://img.shields.io/npm/dt/vue-bus.svg)](https://www.npmjs.com/package/vue-bus) [![Version](https://img.shields.io/npm/v/vue-bus.svg)](https://www.npmjs.com/package/vue-bus) [![License](https://img.shields.io/npm/l/vue-bus.svg)](https://www.npmjs.com/package/vue-bus)
+
+A event bus for Vue.js, support both Vue 1.0 and 2.0. See Vue [documentation](https://vuejs.org/v2/guide/migration.html#Events) for more detail.
 
 ## Installation
+You can install it via [yarn](https://yarnpkg.com) or [npm](https://npmjs.com).
 ```
-$ npm install vue-bus
+$ yarn add vue-bus
+$ npm install vue-bus --save
 ```
 When used with a module system, you must explicitly install the bus via Vue.use():
 ```
@@ -42,7 +45,14 @@ methods: {
   }
 }
 ```
-*Note: `$bus.on` `$bus.once` `$bus.off` `$bus.emit` are aliases for `$bus.$on` `$bus.$once` `$bus.$off` `$bus.$emit`. See the [API](http://vuejs.org/v2/api/#Instance-Methods-Events) for more detail.*
+#### Another way to use vue-bus
+```
+// xxx.js
+import Vue from 'vue';
+
+Vue.bus.emit('someEvent');
+```
+*Note: `on` `once` `off` `emit` are aliases for `$on` `$once` `$off` `$emit`. See the [API](https://vuejs.org/v2/api/#Instance-Methods-Events) for more detail.*
 
 ## License
-[MIT](http://opensource.org/licenses/MIT)
+[MIT](https://opensource.org/licenses/MIT)

circle.yml

@@ -0,0 +1,7 @@
+machine:
+  node:
+    version: 7
+
+test:
+  override:
+    - npm test -- -t $CI_CODECOV_TOKEN

index.js

@@ -1,5 +1,5 @@
 /**
- * vue-bus v0.1.0
+ * vue-bus v1.0.0
  * https://github.com/yangmingshan/vue-bus
  * @license MIT
  */
@@ -36,6 +36,8 @@
       }
     });
 
+    Vue.bus = bus;
+
     Object.defineProperty(Vue.prototype, '$bus', {
       get: function() {
         return bus;

index.test.js

@@ -0,0 +1,90 @@
+const Vue = require('vue');
+const VueBus = require('./index');
+
+Vue.use(VueBus);
+
+test('Vue.bus', () => {
+  const vm = new Vue({
+    data() {
+      return { count: 0 };
+    },
+    created() {
+      this.$bus.on('add', num => { this.count += num });
+      this.$bus.once('addOnce', num => { this.count += num });
+    },
+    methods: {
+      clean() {
+        this.$bus.off('add');
+      }
+    }
+  });
+
+  const obj = {
+    fire() {
+      Vue.bus.emit('add', 1);
+    },
+    fireOnce() {
+      Vue.bus.emit('addOnce', 1);
+    }
+  };
+
+  obj.fire();
+  expect(vm.count).toBe(1);
+
+  obj.fire();
+  expect(vm.count).toBe(2);
+
+  vm.clean();
+  obj.fire();
+  expect(vm.count).toBe(2);
+
+  obj.fireOnce();
+  expect(vm.count).toBe(3);
+
+  obj.fireOnce();
+  expect(vm.count).toBe(3);
+});
+
+test('this.$bus', () => {
+  const vm1 = new Vue({
+    data() {
+      return { count: 0 };
+    },
+    created() {
+      this.$bus.on('add', num => { this.count += num });
+      this.$bus.once('addOnce', num => { this.count += num });
+    },
+    methods: {
+      clean() {
+        this.$bus.off('add');
+      }
+    }
+  });
+
+  const vm2 = new Vue({
+    methods: {
+      fire() {
+        this.$bus.emit('add', 1);
+      },
+      fireOnce() {
+        this.$bus.emit('addOnce', 1);
+      }
+    }
+  });
+
+  vm2.fire();
+  expect(vm1.count).toBe(1);
+
+  vm2.fire();
+  expect(vm1.count).toBe(2);
+
+  vm1.clean();
+  vm2.fire();
+  expect(vm1.count).toBe(2);
+
+  vm2.fireOnce();
+  expect(vm1.count).toBe(3);
+
+  vm2.fireOnce();
+  expect(vm1.count).toBe(3);
+});

package.json

@@ -1,10 +1,10 @@
 {
   "name": "vue-bus",
-  "version": "0.3.0",
+  "version": "1.0.0",
   "description": "A event bus for Vue.js",
   "main": "index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "jest && codecov"
   },
   "repository": {
     "type": "git",
@@ -20,5 +20,14 @@
   "bugs": {
     "url": "https://github.com/yangmingshan/vue-bus/issues"
   },
-  "homepage": "https://github.com/yangmingshan/vue-bus#readme"
+  "homepage": "https://github.com/yangmingshan/vue-bus#readme",
+  "devDependencies": {
+    "codecov": "^2.2.0",
+    "jest": "^20.0.3",
+    "vue": "^2.3.3"
+  },
+  "jest": {
+    "coverageDirectory": "./coverage/",
+    "collectCoverage": true
+  }
 }