simplify test config (#639)

test/specs/tabbar.spec.js

@@ -0,0 +1,23 @@
+import TabbarExample from '../components/tabbar';
+import { mount } from 'avoriaz';
+
+describe('Progress', () => {
+  let wrapper;
+
+  afterEach(() => {
+    wrapper && wrapper.destroy();
+  });
+
+  it('Tabbar with four items', (done) => {
+    wrapper = mount(TabbarExample);
+
+    wrapper.vm.$nextTick(() => {
+      expect(wrapper.find('.van-tabbar-item').length).to.equal(4);
+
+      wrapper.find('.van-tabbar-item')[3].element.click();
+      expect(wrapper.vm.active).to.equal(3);
+      expect(wrapper.vm.changeRecord).to.equal(3);
+      done();
+    });
+  });
+});