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vue-formulario/test/unit/FormularioForm.test.js
Zaytsev Kirill 467dca656b refactor: Validation logic refactor, additional typehints, removed dead code
BREAKING CHANGE: Plugin system removed
2020-10-22 10:59:47 +03:00

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import Vue from 'vue'
import { mount } from '@vue/test-utils'
import flushPromises from 'flush-promises'
import Formulario from '@/index.ts'
import FormularioForm from '@/FormularioForm.vue'
Vue.use(Formulario, {
validationMessages: {
required: () => 'required',
'in': () => 'in',
min: () => 'min',
}
})
describe('FormularioForm', () => {
it('render a form DOM element', () => {
const wrapper = mount(FormularioForm)
expect(wrapper.find('form').exists()).toBe(true)
})
it('accepts a default slot', () => {
const wrapper = mount(FormularioForm, {
slots: {
default: '<div class="default-slot-item" />'
}
})
expect(wrapper.find('form div.default-slot-item').exists()).toBe(true)
})
it('Intercepts submit event', () => {
const wrapper = mount(FormularioForm, {
slots: {
default: '<button type="submit" />'
}
})
const spy = jest.spyOn(wrapper.vm, 'onFormSubmit')
wrapper.find('form').trigger('submit')
expect(spy).toHaveBeenCalled()
})
it('Registers its subcomponents', () => {
const wrapper = mount(FormularioForm, {
propsData: { formularioValue: { testinput: 'has initial value' } },
slots: {
default: `
<FormularioInput type="text" name="subinput1" />
<FormularioInput type="checkbox" name="subinput2" />
`
}
})
expect(wrapper.vm.registry.keys()).toEqual(['subinput1', 'subinput2'])
})
it('deregisters a subcomponents', async () => {
const wrapper = mount({
data () {
return {
active: true
}
},
template: `
<FormularioForm>
<FormularioInput v-if="active" type="text" name="subinput1" />
<FormularioInput type="checkbox" name="subinput2" />
</FormularioForm>
`
})
await flushPromises()
expect(wrapper.findComponent(FormularioForm).vm.registry.keys()).toEqual(['subinput1', 'subinput2'])
wrapper.setData({ active: false })
await flushPromises()
expect(wrapper.findComponent(FormularioForm).vm.registry.keys()).toEqual(['subinput2'])
})
it('can set a fields initial value', async () => {
const wrapper = mount(FormularioForm, {
propsData: { formularioValue: { testinput: 'has initial value' } },
slots: { default: `
<FormularioInput v-slot="inputProps" validation="required|in:bar" name="testinput" >
<input v-model="inputProps.context.model" type="text">
</FormularioInput>
` }
})
await flushPromises()
expect(wrapper.find('input').element.value).toBe('has initial value')
})
it('lets individual fields override form initial value', () => {
const wrapper = mount(FormularioForm, {
propsData: { formularioValue: { testinput: 'has initial value' } },
slots: { default: `
<FormularioInput v-slot="inputProps" formulario-value="123" name="testinput" >
<input v-model="inputProps.context.model" type="text">
</FormularioInput>
` }
})
expect(wrapper.find('input').element.value).toBe('123')
})
it('lets fields set form initial value with value prop', () => {
const wrapper = mount({
data () {
return {
formValues: {}
}
},
template: `<FormularioForm v-model="formValues">
<FormularioInput name="name" value="123" />
</FormularioForm>`
})
expect(wrapper.vm.formValues).toEqual({ name: '123' })
})
it('receives updates to form model when individual fields are edited', () => {
const wrapper = mount({
data () {
return {
formValues: {
testinput: '',
}
}
},
template: `
<FormularioForm v-model="formValues">
<FormularioInput v-slot="inputProps" name="testinput" >
<input v-model="inputProps.context.model" type="text">
</FormularioInput>
</FormularioForm>
`
})
wrapper.find('input').setValue('edited value')
expect(wrapper.vm.formValues).toEqual({ testinput: 'edited value' })
})
it('field data updates when it is type of date', async () => {
const wrapper = mount({
data () {
return {
formValues: {
testdate: new Date(123),
}
}
},
template: `
<FormularioForm v-model="formValues" ref="form">
<FormularioInput v-slot="inputProps" name="testdate" >
<span v-if="inputProps.context.model">{{ inputProps.context.model.getTime() }}</span>
</FormularioInput>
</FormularioForm>
`
})
expect(wrapper.find('span').text()).toBe('123')
wrapper.setData({ formValues: { testdate: new Date(234) } })
await flushPromises()
expect(wrapper.find('span').text()).toBe('234')
})
// ===========================================================================
/**
* @todo in vue-test-utils version 1.0.0-beta.29 has some bugs related to
* synchronous updating. Some details are here:
*
* @update this test was re-implemented in version 1.0.0-beta.31 and seems to
* be workign now with flushPromises(). Leaving these docs here for now.
*
* https://github.com/vuejs/vue-test-utils/issues/1130
*
* This test is being commented out until there is a resolution on this issue,
* and instead being replaced with a mock call.
*/
it('updates initial form values when input contains a populated v-model', async () => {
const wrapper = mount({
data () {
return {
formValues: {
testinput: '',
},
fieldValue: '123'
}
},
template: `
<FormularioForm v-model="formValues">
<FormularioInput type="text" name="testinput" v-model="fieldValue" />
</FormularioForm>
`
})
await flushPromises()
expect(wrapper.vm.formValues).toEqual({ testinput: '123' })
})
// ===========================================================================
// Replacement test for the above test - not quite as good of a test.
it('updates calls setFieldValue on form when a field contains a populated v-model on registration', () => {
const wrapper = mount(FormularioForm, {
propsData: {
formularioValue: { testinput: '123' }
},
slots: {
default: '<FormularioInput type="text" name="testinput" formulario-value="override-data" />'
}
})
expect(wrapper.emitted().input[wrapper.emitted().input.length - 1]).toEqual([{ testinput: 'override-data' }])
})
it('updates an inputs value when the form v-model is modified', async () => {
const wrapper = mount({
data () {
return {
formValues: {
testinput: 'abcd',
}
}
},
template: `
<FormularioForm v-model="formValues">
<FormularioInput v-slot="inputProps" name="testinput" >
<input v-model="inputProps.context.model" type="text">
</FormularioInput>
</FormularioForm>
`
})
await flushPromises()
wrapper.vm.formValues = { testinput: '1234' }
await flushPromises()
expect(wrapper.find('input[type="text"]').element.value).toBe('1234')
})
it('resolves hasValidationErrors to true', async () => {
const wrapper = mount(FormularioForm, {
slots: { default: '<FormularioInput type="text" validation="required" name="fieldName" />' }
})
wrapper.find('form').trigger('submit')
await flushPromises()
const emitted = wrapper.emitted()
expect(emitted['error']).toBeTruthy()
expect(emitted['error'].length).toBe(1)
})
it('Resolves submitted form values to an object', async () => {
const wrapper = mount(FormularioForm, {
slots: { default: '<FormularioInput type="text" validation="required" name="fieldName" value="Justin" />' }
})
wrapper.find('form').trigger('submit')
await flushPromises()
const emitted = wrapper.emitted()
expect(emitted['submit']).toBeTruthy()
expect(emitted['submit'].length).toBe(1)
expect(emitted['submit'][0]).toStrictEqual([{ fieldName: 'Justin' }])
})
it('accepts a values prop and uses it to set the initial values', async () => {
const wrapper = mount(FormularioForm, {
propsData: { values: { name: 'Dave Barnett', candy: true } },
slots: { default: `
<FormularioInput v-slot="{ context }" name="name" validation="required">
<input v-model="context.model" type="text">
</FormularioInput>
` }
})
await flushPromises()
expect(wrapper.find('input[type="text"]').element.value).toBe('Dave Barnett')
})
it('automatically registers with root plugin', async () => {
const wrapper = mount(FormularioForm, {
propsData: { formularioValue: { box3: [] }, name: 'login' }
})
expect(wrapper.vm.$formulario.registry.has('login')).toBe(true)
expect(wrapper.vm.$formulario.registry.get('login')).toBe(wrapper.vm)
})
it('Calls custom error handler with error and name', async () => {
const wrapper = mount({
template: `
<div>
<FormularioForm name="login" />
<FormularioForm name="register" />
</div>
`
})
wrapper.vm.$formulario.handle({ formErrors: ['This is an error message'] }, 'login')
})
it('Errors are displayed on correctly named components', async () => {
const wrapper = mount({
template: `
<div>
<FormularioForm
class="form form--login"
name="login"
v-slot="{ errors }"
>
<span v-for="error in errors" class="error">{{ error }}</span>
</FormularioForm>
<FormularioForm
class="form form--register"
name="register"
v-slot="{ errors }"
>
<span v-for="error in errors" class="error">{{ error }}</span>
</FormularioForm>
</div>
`
})
expect(
wrapper.vm.$formulario.registry.has('login') &&
wrapper.vm.$formulario.registry.has('register')
).toBe(true)
wrapper.vm.$formulario.handle({ formErrors: ['This is an error message'] }, 'login')
await flushPromises()
expect(wrapper.findAll('.form').length).toBe(2)
expect(wrapper.find('.form--login .error').exists()).toBe(true)
expect(wrapper.find('.form--register .error').exists()).toBe(false)
})
it('receives a form-errors prop and displays it', async () => {
const wrapper = mount(FormularioForm, {
propsData: { name: 'main', formErrors: ['first', 'second'] },
scopedSlots: {
default: `
<div>
<span v-for="error in props.formErrors">{{ error }}</span>
<FormularioInput name="name" />
</div>
`
}
})
await flushPromises()
expect(wrapper.vm.$formulario.registry.get('main').mergedFormErrors.length).toBe(2)
})
it('it aggregates form-errors prop with form-named errors', async () => {
const wrapper = mount(FormularioForm, {
propsData: { formErrors: ['first', 'second'], name: 'login' }
})
wrapper.vm.$formulario.handle({ formErrors: ['third'] }, 'login')
await flushPromises()
let errors = wrapper.vm.$formulario.registry.get('login').mergedFormErrors
expect(Object.keys(errors).length).toBe(3)
})
it('displays field errors on inputs with errors prop', async () => {
const wrapper = mount(FormularioForm, {
propsData: { errors: { fieldWithErrors: ['This field has an error'] }},
slots: {
default: `
<FormularioInput v-slot="{ context }" name="fieldWithErrors">
<span v-for="error in context.allErrors">{{ error.message }}</span>
</FormularioInput>
`
}
})
await wrapper.vm.$nextTick()
expect(wrapper.find('span').exists()).toBe(true)
expect(wrapper.find('span').text()).toEqual('This field has an error')
})
return
it('is able to display multiple errors on multiple elements', async () => {
const wrapper = mount({
template: `
<FormularioForm
name="register"
:errors="{inputA: ['first', 'second'], inputB: 'only one here', inputC: ['and one here']}"
>
<FormularioInput name="inputA" />
<FormularioInput name="inputB" type="textarea" />
<FormularioInput name="inputC" type="checkbox" />
</FormularioForm>
`
})
await wrapper.vm.$nextTick()
let errors = wrapper.vm.$formulario.registry.get('register').mergedFieldErrors
expect(Object.keys(errors).length).toBe(3)
expect(errors.inputA.length).toBe(2)
expect(errors.inputB.length).toBe(1)
expect(errors.inputC.length).toBe(1)
})
it('it can set multiple field errors with handle()', async () => {
const wrapper = mount({
template: `
<FormularioForm name="register">
<FormularioInput name="inputA" />
<FormularioInput name="inputB" type="textarea" />
<FormularioInput name="inputC" type="checkbox" />
</FormularioForm>
`
})
let errors = wrapper.vm.$formulario.registry.get('register').mergedFieldErrors
expect(Object.keys(errors).length).toBe(0)
wrapper.vm.$formulario.handle({ inputErrors: {inputA: ['first', 'second'], inputB: 'only one here', inputC: ['and one here']} }, "register")
await wrapper.vm.$nextTick()
await flushPromises()
errors = wrapper.vm.$formulario.registry.get('register').mergedFieldErrors
expect(Object.keys(errors).length).toBe(3)
expect(errors.inputA.length).toBe(2)
expect(errors.inputB.length).toBe(1)
expect(errors.inputC.length).toBe(1)
})
it('emits correct validation event on entry', async () => {
const wrapper = mount(FormularioForm, {
slots: { default: `
<div>
<FormularioInput v-slot="inputProps" validation="required|in:bar" name="testinput" >
<input v-model="inputProps.context.model" type="text">
</FormularioInput>
<FormularioInput type="radio" validation="required" name="bar" />
</div>
` }
})
wrapper.find('input[type="text"]').setValue('foo')
await flushPromises()
const errorObjects = wrapper.emitted('validation')
// There should be 3 events, both inputs mounting, and the value being set removing required on testinput
expect(errorObjects.length).toBe(3)
// this should be the event from the setValue()
const errorObject = errorObjects[2][0]
expect(errorObject).toEqual({
name: 'testinput',
errors: [
expect.any(String)
],
hasErrors: true
})
})
it('emits correct validation event when no errors', async () => {
const wrapper = mount(FormularioForm, {
slots: { default: `
<div>
<FormularioInput v-slot="inputProps" validation="required|in:bar" name="testinput" >
<input v-model="inputProps.context.model" type="text">
</FormularioInput>
<FormularioInput type="radio" validation="required" name="bar" />
</div>
` }
})
wrapper.find('input[type="text"]').setValue('bar')
await flushPromises()
const errorObjects = wrapper.emitted('validation')
expect(errorObjects.length).toBe(3)
const errorObject = errorObjects[2][0]
expect(errorObject).toEqual({
name: 'testinput',
errors: [],
hasErrors: false
})
})
it('removes field data when that field is de-registered', async () => {
const wrapper = mount({
template: `
<FormularioForm
v-model="formData"
>
<FormularioInput v-slot="inputProps" name="foo">
<input v-model="inputProps.context.model" type="text" value="abc123">
</FormularioInput>
<FormularioInput type="checkbox" name="bar" v-if="formData.foo !== 'bar'" :value="1" />
</FormularioForm>
`,
data () {
return {
formData: {}
}
}
})
await flushPromises()
wrapper.find('input[type="text"]').setValue('bar')
await flushPromises()
expect(wrapper.findComponent(FormularioForm).vm.proxy).toEqual({ foo: 'bar' })
expect(wrapper.vm.formData).toEqual({ foo: 'bar' })
})
it('it allows resetting a form, hiding validation and clearing inputs.', async () => {
const wrapper = mount({
template: `
<FormularioForm
v-model="formData"
name="login"
ref="form"
>
<FormularioInput v-slot="inputProps" name="username" validation="required">
<input v-model="inputProps.context.model" type="text">
</FormularioInput>
<FormularioInput v-slot="inputProps" name="password" validation="required|min:4,length">
<input v-model="inputProps.context.model" type="password">
</FormularioInput>
</FormularioForm>
`,
data () {
return {
formData: {}
}
}
})
const password = wrapper.find('input[type="password"]')
password.setValue('foo')
password.trigger('blur')
wrapper.find('form').trigger('submit')
wrapper.vm.$formulario.handle({
inputErrors: { username: ['Failed'] }
}, 'login')
await flushPromises()
// First make sure we caugth the errors
expect(Object.keys(wrapper.vm.$refs.form.mergedFieldErrors).length).toBe(1)
wrapper.vm.$formulario.reset('login')
await flushPromises()
expect(Object.keys(wrapper.vm.$refs.form.mergedFieldErrors).length).toBe(0)
expect(wrapper.vm.formData).toEqual({})
})
})