Alert: add test

test/unit/specs/alert.spec.js

+import { createTest, createVue } from '../util';
+import Alert from 'packages/alert';
+
+describe('Alert', () => {
+  it('create', () => {
+    const vm = createTest(Alert, {
+      title: 'test',
+      showIcon: true
+    }, true);
+    expect(vm.$el.classList.contains('el-alert--info')).to.true;
+  });
+
+  it('type', () => {
+    const vm = createTest(Alert, {
+      title: 'test',
+      type: 'success',
+      showIcon: true
+    }, true);
+    expect(vm.$el.classList.contains('el-alert--success')).to.true;
+    expect(vm.$el.querySelector('.el-icon-circle-check')).to.exist;
+  });
+
+  it('description', () => {
+    const vm = createTest(Alert, {
+      title: 'Dorne',
+      description: 'Unbowed, Unbent, Unbroken',
+      showIcon: true
+    }, true);
+    expect(vm.$el.querySelector('.el-alert__description')).to.exist;
+  });
+
+  it('close', done => {
+    const vm = createVue({
+      template: `
+        <div>
+          <el-alert
+            title="test"
+            close-text="close"></el-alert>
+        </div>
+      `
+    }, true);
+    vm.$el.querySelector('.el-alert__closebtn').click();
+    setTimeout(() => {
+      expect(vm.$children[0].$el.style.display).to.equal('none');
+      done();
+    }, 300);
+  });
+});