Tab: add test

test/unit/specs/tag.spec.js

+import { createVue } from '../util';
+
+describe('Tag', () => {
+  it('create', () => {
+    const vm = createVue({
+      template: `
+      <el-tag></el-tag>
+      `
+    }, true);
+    expect(vm.$el.classList.contains('el-tag')).to.be.true;
+    expect(vm.$el.classList.contains('el-tag__close')).to.be.false;
+    expect(vm.$el.classList.contains('is-hit')).to.be.false;
+    expect(vm.$el.classList.contains('md-fade-center')).to.be.false;
+  });
+
+  it('text', () => {
+    const vm = createVue({
+      template: `
+      <el-tag>标签</el-tag>
+      `
+    }, true);
+    expect(vm.$el.textContent.length).to.be.at.least(2);
+  });
+
+  it('type', () => {
+    const vm = createVue({
+      template: `
+      <el-tag type="primary"></el-tag>
+      `
+    }, true);
+    expect(vm.$el.classList.contains('el-tag--primary')).to.be.true;
+  });
+
+  it('hit', () => {
+    const vm = createVue({
+      template: `
+      <el-tag hit="true"></el-tag>
+      `
+    }, true);
+    expect(vm.$el.classList.contains('is-hit')).to.be.true;
+  });
+
+  it('closable', () => {
+    const vm = createVue({
+      template: `
+      <el-tag closable="true"></el-tag>
+      `
+    }, true);
+    expect(vm.$el.querySelector('.el-tag .el-tag__close')).to.exist;
+  });
+
+  it('closeTransition', () => {
+    const vm = createVue({
+      template: `
+      <el-tag closable="true" closeTransition="true"></el-tag>
+      `
+    }, true);
+    expect(vm.$el.classList.contains('md-fade-center')).to.be.false;
+  });
+});