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vue-formulario/test/unit/FormulateInput.test.js
2020-05-15 23:20:29 -04:00

320 lines
11 KiB
JavaScript

import Vue from 'vue'
import flushPromises from 'flush-promises'
import { mount, createLocalVue } from '@vue/test-utils'
import Formulate from '@/Formulate.js'
import FormulateForm from '@/FormulateForm.vue'
import FormulateInput from '@/FormulateInput.vue'
import FormulateInputBox from '@/inputs/FormulateInputBox.vue'
const globalRule = jest.fn((context) => { return false })
Vue.use(Formulate, {
locales: {
en: {
email: ({ value }) => `Super invalid email: ${value}`
}
},
rules: {
globalRule
},
library: {
special: {
classification: 'box',
component: 'FormulateInputBox'
}
}
})
describe('FormulateInput', () => {
it('allows custom field-rule level validation strings', async () => {
const wrapper = mount(FormulateInput, { propsData: {
type: 'text',
validation: 'required|in:abcdef',
validationMessages: {in: 'the value was different than expected'},
errorBehavior: 'live',
value: 'other value'
} })
await flushPromises()
expect(wrapper.find('.formulate-input-error').text()).toBe('the value was different than expected')
})
it('allows custom field-rule level validation functions', async () => {
const wrapper = mount(FormulateInput, { propsData: {
type: 'text',
validation: 'required|in:abcdef',
validationMessages: { in: ({ value }) => `The string ${value} is not correct.` },
errorBehavior: 'live',
value: 'other value'
} })
await flushPromises()
expect(wrapper.find('.formulate-input-error').text()).toBe('The string other value is not correct.')
})
it('uses globally overridden validation messages', async () => {
const wrapper = mount(FormulateInput, { propsData: {
type: 'text',
validation: 'required|email',
errorBehavior: 'live',
value: 'wrong email'
} })
await flushPromises()
expect(wrapper.find('.formulate-input-error').text()).toBe('Super invalid email: wrong email')
})
it('uses custom async validation rules on defined on the field', async () => {
const wrapper = mount(FormulateInput, { propsData: {
type: 'text',
validation: 'required|foobar',
validationMessages: {
foobar: 'failed the foobar check'
},
validationRules: {
foobar: async ({ value }) => value === 'foo'
},
errorBehavior: 'live',
value: 'bar'
} })
await flushPromises()
expect(wrapper.find('.formulate-input-error').text()).toBe('failed the foobar check')
})
it('uses custom sync validation rules on defined on the field', async () => {
const wrapper = mount(FormulateInput, { propsData: {
type: 'text',
validation: 'required|foobar',
validationMessages: {
foobar: 'failed the foobar check'
},
validationRules: {
foobar: ({ value }) => value === 'foo'
},
errorBehavior: 'live',
value: 'bar'
} })
await flushPromises()
expect(wrapper.find('.formulate-input-error').text()).toBe('failed the foobar check')
})
it('uses global custom validation rules', async () => {
const wrapper = mount(FormulateInput, { propsData: {
type: 'text',
validation: 'required|globalRule',
errorBehavior: 'live',
value: 'bar'
} })
await flushPromises()
expect(globalRule.mock.calls.length).toBe(1)
})
it('can extend its standard library of inputs', async () => {
const wrapper = mount(FormulateInput, { propsData: {
type: 'special',
validation: 'required',
errorBehavior: 'live',
value: 'bar'
} })
await flushPromises()
expect(wrapper.findComponent(FormulateInputBox).exists()).toBe(true)
})
it('emits correct validation event', async () => {
const wrapper = mount(FormulateInput, { propsData: {
type: 'text',
validation: 'required',
errorBehavior: 'live',
value: '',
name: 'testinput',
} })
await flushPromises()
const errorObject = wrapper.emitted('validation')[0][0]
expect(errorObject).toEqual({
name: 'testinput',
errors: [
expect.any(String)
],
hasErrors: true
})
})
it('emits a error-visibility event on blur', async () => {
const wrapper = mount(FormulateInput, { propsData: {
type: 'text',
validation: 'required',
errorBehavior: 'blur',
value: '',
name: 'testinput',
} })
await flushPromises()
expect(wrapper.emitted('error-visibility')[0][0]).toBe(false)
wrapper.find('input[type="text"]').trigger('blur')
await flushPromises()
expect(wrapper.emitted('error-visibility')[1][0]).toBe(true)
})
it('emits error-visibility event immediately when live', async () => {
const wrapper = mount(FormulateInput, { propsData: {
type: 'text',
validation: 'required',
errorBehavior: 'live',
value: '',
name: 'testinput',
} })
await flushPromises()
expect(wrapper.emitted('error-visibility').length).toBe(1)
})
it('Does not emit an error-visibility event if visibility did not change', async () => {
const wrapper = mount(FormulateInput, { propsData: {
type: 'text',
validation: 'in:xyz',
errorBehavior: 'live',
value: 'bar',
name: 'testinput',
} })
await flushPromises()
expect(wrapper.emitted('error-visibility').length).toBe(1)
wrapper.find('input[type="text"]').setValue('bar')
await flushPromises()
expect(wrapper.emitted('error-visibility').length).toBe(1)
})
it('allows overriding the label default slot component', async () => {
const localVue = createLocalVue()
localVue.component('CustomLabel', {
render: function (h) {
return h('div', { class: 'custom-label' }, [`custom: ${this.context.label}`])
},
props: ['context']
})
localVue.use(Formulate, { slotComponents: { label: 'CustomLabel' } })
const wrapper = mount(FormulateInput, { localVue, propsData: { label: 'My label here' } })
expect(wrapper.find('.custom-label').html()).toBe('<div class="custom-label">custom: My label here</div>')
})
it('allows overriding the help default slot component', async () => {
const localVue = createLocalVue()
localVue.component('CustomHelp', {
render: function (h) {
return h('small', { class: 'custom-help' }, [`custom: ${this.context.help}`])
},
props: ['context']
})
localVue.use(Formulate, { slotComponents: { help: 'CustomHelp' } })
const wrapper = mount(FormulateInput, { localVue, propsData: { help: 'My help here' } })
expect(wrapper.find('.custom-help').html()).toBe('<small class="custom-help">custom: My help here</small>')
})
it('allows overriding the errors component', async () => {
const localVue = createLocalVue()
localVue.component('CustomErrors', {
render: function (h) {
return h('ul', { class: 'my-errors' }, this.context.visibleValidationErrors.map(message => h('li', message)))
},
props: ['context']
})
localVue.use(Formulate, { slotComponents: { errors: 'CustomErrors' } })
const wrapper = mount(FormulateInput, { localVue, propsData: {
help: 'My help here',
errorBehavior: 'live',
validation: 'required'
} })
await flushPromises()
expect(wrapper.find('.my-errors').html())
.toBe(`<ul class="my-errors">\n <li>Text is required.</li>\n</ul>`)
// Clean up after this call — we should probably get rid of the singleton all together....
Formulate.extend({ slotComponents: { errors: 'FormulateErrors' }})
})
it('links help text with `aria-describedby`', async () => {
const wrapper = mount(FormulateInput, {
propsData: {
type: 'text',
validation: 'required',
errorBehavior: 'live',
value: 'bar',
help: 'Some help text'
}
})
await flushPromises()
const id = `${wrapper.vm.context.id}-help`
expect(wrapper.find('input').attributes('aria-describedby')).toBe(id)
expect(wrapper.find('.formulate-input-help').attributes().id).toBe(id)
});
it('it does not use aria-describedby if there is no help text', async () => {
const wrapper = mount(FormulateInput, {
propsData: {
type: 'text',
validation: 'required',
errorBehavior: 'live',
value: 'bar',
}
})
await flushPromises()
expect(wrapper.find('input').attributes('aria-describedby')).toBeFalsy()
});
it('can bail on validation when encountering the bail rule', async () => {
const wrapper = mount(FormulateInput, {
propsData: { type: 'text', validation: 'bail|required|in:xyz', errorBehavior: 'live' }
})
await flushPromises();
expect(wrapper.vm.context.visibleValidationErrors.length).toBe(1);
})
it('can show multiple validation errors if they occur before the bail rule', async () => {
const wrapper = mount(FormulateInput, {
propsData: { type: 'text', validation: 'required|in:xyz|bail', errorBehavior: 'live' }
})
await flushPromises();
expect(wrapper.vm.context.visibleValidationErrors.length).toBe(2);
})
it('can avoid bail behavior by using modifier', async () => {
const wrapper = mount(FormulateInput, {
propsData: { type: 'text', validation: '^required|in:xyz|min:10,length', errorBehavior: 'live', value: '123' }
})
await flushPromises();
expect(wrapper.vm.context.visibleValidationErrors.length).toBe(2);
})
it('prevents later error messages when modified rule fails', async () => {
const wrapper = mount(FormulateInput, {
propsData: { type: 'text', validation: '^required|in:xyz|min:10,length', errorBehavior: 'live' }
})
await flushPromises();
expect(wrapper.vm.context.visibleValidationErrors.length).toBe(1);
})
it('can bail in the middle of the rule set with a modifier', async () => {
const wrapper = mount(FormulateInput, {
propsData: { type: 'text', validation: 'required|^in:xyz|min:10,length', errorBehavior: 'live' }
})
await flushPromises();
expect(wrapper.vm.context.visibleValidationErrors.length).toBe(2);
})
it('does not show errors on blur when set error-behavior is submit', async () => {
const wrapper = mount(FormulateInput, { propsData: {
type: 'text',
validation: 'required',
errorBehavior: 'submit',
} })
wrapper.find('input').trigger('input')
wrapper.find('input').trigger('blur')
await flushPromises()
expect(wrapper.find('.formulate-input-errors').exists()).toBe(false)
})
it('displays errors when error-behavior is submit and form is submitted', async () => {
const wrapper = mount(FormulateForm, {
slots: {
default: `<FormulateInput error-behavior="submit" validation="required" />`
}
})
wrapper.trigger('submit')
await flushPromises()
expect(wrapper.find('.formulate-input-errors').exists()).toBe(true)
})
})