refactor(Form): input events (#99)

Co-authored-by: Benjamin Canac <canacb1@gmail.com>

test/components/Textarea.spec.ts

@@ -3,6 +3,8 @@ import { mount } from '@vue/test-utils'
 import Textarea, { type TextareaProps, type TextareaSlots } from '../../src/runtime/components/Textarea.vue'
 import ComponentRender from '../component-render'
 import theme from '#build/ui/textarea'
+import { renderForm } from '../utils/form'
+import type { FormInputEvents } from '~/src/module'
 
 describe('Textarea', () => {
   const sizes = Object.keys(theme.variants.size) as any
@@ -34,7 +36,7 @@ describe('Textarea', () => {
     ['with .number modifier', { props: { modelModifiers: { number: true } } }, { input: '42', expected: 42 }],
     ['with .lazy modifier', { props: { modelModifiers: { lazy: true } } }, { input: 'input', expected: 'input' }]
   ])('%s works', async (_nameOrHtml: string, options: { props?: any, slots?: any }, spec: { input: any, expected: any }) => {
-    const wrapper = await mount(Textarea, {
+    const wrapper = mount(Textarea, {
       ...options
     })
 
@@ -58,4 +60,86 @@ describe('Textarea', () => {
     await input.trigger('change')
     expect(wrapper.emitted()).toMatchObject({ 'update:modelValue': [['']] })
   })
+
+  describe('emits', () => {
+    test('update:modelValue event', async () => {
+      const wrapper = mount(Textarea)
+
+      const input = wrapper.find('textarea')
+      await input.setValue('bob@dylan.com')
+
+      expect(wrapper.emitted()).toMatchObject({ 'update:modelValue': [['bob@dylan.com']] })
+    })
+
+    test('change event', async () => {
+      const wrapper = mount(Textarea)
+
+      const input = wrapper.find('textarea')
+      await input.setValue('bob@dylan.com')
+
+      expect(wrapper.emitted()).toMatchObject({ change: [[{ type: 'change' }]] })
+    })
+
+    test('blur event', async () => {
+      const wrapper = mount(Textarea)
+      const input = wrapper.find('textarea')
+      await input.trigger('blur')
+      expect(wrapper.emitted()).toMatchObject({ blur: [[{ type: 'blur' }]] })
+    })
+  })
+
+  describe('form integration', async () => {
+    async function createForm(validateOn?: FormInputEvents[]) {
+      const wrapper = await renderForm({
+        props: {
+          validateOn,
+          validateOnInputDelay: 0,
+          async validate(state: any) {
+            if (state.value !== 'valid')
+              return [{ name: 'value', message: 'Error message' }]
+            return []
+          }
+        },
+        slotTemplate: `
+        <UFormField name="value">
+          <UTextarea id="input" v-model="state.value" />
+        </UFormField>
+        `
+      })
+      const input = wrapper.find('#input')
+      return {
+        wrapper,
+        input
+      }
+    }
+
+    test('validate on blur works', async () => {
+      const { input, wrapper } = await createForm(['blur'])
+      await input.trigger('blur')
+      expect(wrapper.text()).toContain('Error message')
+
+      await input.setValue('valid')
+      await input.trigger('blur')
+      expect(wrapper.text()).not.toContain('Error message')
+    })
+
+    test('validate on change works', async () => {
+      const { input, wrapper } = await createForm(['change'])
+      await input.trigger('change')
+      expect(wrapper.text()).toContain('Error message')
+
+      input.setValue('valid')
+      await input.trigger('change')
+      expect(wrapper.text()).not.toContain('Error message')
+    })
+
+    test('validate on input works', async () => {
+      const { input, wrapper } = await createForm(['input'])
+      await input.setValue('value')
+      expect(wrapper.text()).toContain('Error message')
+
+      await input.setValue('valid')
+      expect(wrapper.text()).not.toContain('Error message')
+    })
+  })
 })