Directive could be applied to parent of input element

test/directive.test.ts

@@ -12,6 +12,7 @@ import Dynamic from './components/Dynamic.vue'
 import Events from './components/Events.vue'
 import Hooks from './components/Hooks.vue'
 import Options from './components/Options.vue'
+import Parent from './components/Parent.vue'
 import Simple from './components/Simple.vue'
 
 test('simple directive', async () => {
@@ -34,6 +35,17 @@ test('data-attr', async () => {
   expect(input.element.value).toBe('1-2')
 })
 
+test('parent element', async () => {
+  const wrapper = mount(Parent)
+  const input = wrapper.get('input')
+
+  await input.setValue('1')
+  expect(input.element.value).toBe('1-')
+
+  await input.setValue('123')
+  expect(input.element.value).toBe('1-2')
+})
+
 test('dynamic mask', async () => {
   const wrapper = mount(Dynamic)
   const input = wrapper.get('input')