fix input change time (#2956)

packages/input/src/input.vue

@@ -170,7 +170,10 @@
         this.$emit('focus', event);
       },
       handleInput(event) {
-        this.setCurrentValue(event.target.value);
+        const value = event.target.value;
+        this.$emit('input', value);
+        this.setCurrentValue(value);
+        this.$emit('change', value);
       },
       handleIconClick(event) {
         if (this.onIconClick) {
@@ -184,8 +187,6 @@
           this.resizeTextarea();
         });
         this.currentValue = value;
-        this.$emit('input', value);
-        this.$emit('change', value);
         if (this.validateEvent) {
           this.dispatch('ElFormItem', 'el.form.change', [value]);
         }

test/unit/specs/cascader.spec.js

@@ -498,9 +498,9 @@ describe('Cascader', () => {
       }
     }, true);
     expect(vm.$el).to.be.exist;
-    vm.$refs.cascader.inputValue = 'z';
     vm.$el.click();
-
+    vm.$nextTick(_ => {
+      vm.$refs.cascader.handleInputChange('z');
       setTimeout(_ => {
         expect(document.body.querySelector('.el-cascader-menus')).to.be.exist;
 
@@ -523,6 +523,7 @@ describe('Cascader', () => {
         }, 500);
       }, 300);
     });
+  });
   it('props', done => {
     vm = createVue({
       template: `

test/unit/specs/input.spec.js

@@ -214,7 +214,7 @@ describe('Input', () => {
       vm.input = 'b';
 
       vm.$nextTick(_ => {
-        expect(spy.withArgs('b').calledOnce).to.be.true;
+        expect(spy.withArgs('b').calledOnce).to.be.false;
         done();
       });
     });