update(test): textarea

test/unit/specs/textarea.spec.js

@@ -19,25 +19,25 @@ describe('Textarea.vue', () => {
     vm = createTextarea()
     const el = vm.$el
     expect(el.className)
-      .to.equal('cube-textarea-outer-wrapper')
+      .to.equal('cube-textarea-wrapper')
     expect(el.querySelector('textarea'))
       .to.be.ok
   })
   it('should not expand when blur', () => {
     vm = createTextarea()
-    expect(vm.$el.querySelector('.cube-textarea-inner-wrapper').getBoundingClientRect().height)
+    expect(vm.$el.offsetHeight)
       .to.equal(34)
   })
   it('should expand when focus, fold when blur', (done) => {
     vm = createTextarea(1)
     vm.$el.querySelector('textarea').focus()
     setTimeout(() => {
-      expect(vm.$el.querySelector('.cube-textarea-inner-wrapper').getBoundingClientRect().height)
+      expect(vm.$el.offsetHeight)
         .to.equal(74)
       vm.textareaValue = ''
       vm.$el.querySelector('textarea').blur()
       setTimeout(() => {
-        expect(vm.$el.querySelector('.cube-textarea-inner-wrapper').getBoundingClientRect().height)
+        expect(vm.$el.offsetHeight)
           .to.equal(34)
         done()
       }, 500)