添加单元测试 (#12)

* 添加单元测试

test/unit/get-webpack-conf.js

@@ -47,7 +47,7 @@ const webpackConfig = {
       {
         enforce: 'pre',
         test: /\.js$/,
-        exclude: /node_modules|vue-router\/|vue-loader\/|vue-hot-reload-api\/|docs|test|src\/index/,
+        exclude: /node_modules|vue-router\/|vue-loader\/|vue-hot-reload-api\/|docs|test|src\/index|packages\/swipe/,
         use: ['isparta-loader']
       },
       {
@@ -76,7 +76,7 @@ const webpackConfig = {
         }]
       },
       {
-        test: /test\/unit\/components\/.*\.vue$/,
+        test: /test\/unit\/components\/.*\.vue$|packages\/swipe\/.*\.vue$/,
         use: [{
           loader: 'vue-loader',
           options: {
@@ -92,6 +92,7 @@ const webpackConfig = {
       },
       {
         test: /packages\/.*\.vue$/,
+        exclude: /packages\/swipe/,
         use: [{
           loader: 'vue-loader',
           options: {

test/unit/specs/utils.dom.spec.js

@@ -0,0 +1,31 @@
+import { hasClass, addClass, removeClass } from 'src/utils/dom';
+
+describe('Utils Dom', () => {
+  let wrapper;
+  beforeEach(() => {
+    wrapper = document.createElement('div');
+    wrapper.classList.add('test-class');
+    document.body.appendChild(wrapper);
+  });
+
+  afterEach(() => {
+    document.body.removeChild(wrapper);
+  });
+
+  it('hasClass', () => {
+    expect(hasClass(wrapper, 'test-class')).to.be.true;
+    expect(hasClass()).to.be.false;
+  });
+
+  it('addClass and removeClass', () => {
+    expect(hasClass(wrapper, 'test-class')).to.be.true;
+
+    addClass(wrapper, ' other-class');
+    expect(hasClass(wrapper, 'other-class')).to.be.true;
+    expect(addClass()).to.equal(undefined);
+
+    removeClass(wrapper, ' other-class');
+    expect(hasClass(wrapper, 'other-class')).to.be.false;
+    expect(removeClass()).to.equal(undefined);
+  });
+});