modal.spec.js
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import { mount } from '@vue/test-utils'
import { VBModal } from './modal'
const EVENT_SHOW = 'bv::show::modal'
describe('v-b-modal directive', () => {
it('works on buttons', async () => {
const spy = jest.fn()
const App = {
directives: {
bModal: VBModal
},
mounted() {
this.$root.$on(EVENT_SHOW, spy)
},
beforeDestroy() {
this.$root.$off(EVENT_SHOW, spy)
},
template: '<button v-b-modal.test>button</button>'
}
const wrapper = mount(App)
expect(wrapper.vm).toBeDefined()
expect(wrapper.element.tagName).toBe('BUTTON')
expect(wrapper.find('button').attributes('tabindex')).toBeUndefined()
expect(wrapper.find('button').attributes('role')).toBeUndefined()
expect(spy).not.toHaveBeenCalled()
const $button = wrapper.find('button')
await $button.trigger('click')
expect(spy).toHaveBeenCalledTimes(1)
expect(spy).toBeCalledWith('test', $button.element)
wrapper.destroy()
})
it('works on links', async () => {
const spy = jest.fn()
const App = {
directives: {
bModal: VBModal
},
data() {
return {
text: 'link'
}
},
mounted() {
this.$root.$on(EVENT_SHOW, spy)
},
beforeDestroy() {
this.$root.$off(EVENT_SHOW, spy)
},
template: '<a href="#" v-b-modal.test>{{ text }}</a>'
}
const wrapper = mount(App)
expect(wrapper.vm).toBeDefined()
expect(wrapper.element.tagName).toBe('A')
expect(spy).not.toHaveBeenCalled()
expect(wrapper.find('a').attributes('role')).toBe('button')
expect(wrapper.find('a').attributes('tabindex')).toBeUndefined()
expect(wrapper.find('a').text()).toBe('link')
const $link = wrapper.find('a')
await $link.trigger('click')
expect(spy).toHaveBeenCalledTimes(1)
expect(spy).toBeCalledWith('test', $link.element)
expect(wrapper.find('a').attributes('role')).toBe('button')
expect(wrapper.find('a').attributes('tabindex')).toBeUndefined()
wrapper.destroy()
})
it('works on non-buttons', async () => {
const spy = jest.fn()
const App = {
directives: {
bModal: VBModal
},
data() {
return {
text: 'span'
}
},
mounted() {
this.$root.$on(EVENT_SHOW, spy)
},
beforeDestroy() {
this.$root.$off(EVENT_SHOW, spy)
},
template: '<span v-b-modal.test>{{ text }}</span>'
}
const wrapper = mount(App)
expect(wrapper.vm).toBeDefined()
expect(wrapper.element.tagName).toBe('SPAN')
expect(spy).not.toHaveBeenCalled()
expect(wrapper.find('span').attributes('role')).toBe('button')
expect(wrapper.find('span').attributes('tabindex')).toBe('0')
expect(wrapper.find('span').text()).toBe('span')
const $span = wrapper.find('span')
await $span.trigger('click')
expect(spy).toHaveBeenCalledTimes(1)
expect(spy).toBeCalledWith('test', $span.element)
expect(wrapper.find('span').attributes('role')).toBe('button')
// Test updating component. should maintain role attribute
await wrapper.setData({
text: 'foobar'
})
expect(wrapper.find('span').text()).toBe('foobar')
expect(wrapper.find('span').attributes('role')).toBe('button')
wrapper.destroy()
})
it('works on non-buttons using keydown space', async () => {
const spy = jest.fn()
const App = {
directives: {
bModal: VBModal
},
data() {
return {
text: 'span'
}
},
mounted() {
this.$root.$on(EVENT_SHOW, spy)
},
beforeDestroy() {
this.$root.$off(EVENT_SHOW, spy)
},
template: '<span v-b-modal.test>{{ text }}</span>'
}
const wrapper = mount(App)
expect(wrapper.vm).toBeDefined()
expect(wrapper.element.tagName).toBe('SPAN')
expect(spy).not.toHaveBeenCalled()
expect(wrapper.find('span').attributes('role')).toBe('button')
expect(wrapper.find('span').attributes('tabindex')).toBe('0')
expect(wrapper.find('span').text()).toBe('span')
const $span = wrapper.find('span')
await $span.trigger('keydown.space')
expect(spy).toHaveBeenCalledTimes(1)
expect(spy).toBeCalledWith('test', $span.element)
expect(wrapper.find('span').attributes('role')).toBe('button')
wrapper.destroy()
})
it('works on non-buttons using keydown enter', async () => {
const spy = jest.fn()
const App = {
directives: {
bModal: VBModal
},
data() {
return {
text: 'span'
}
},
mounted() {
this.$root.$on(EVENT_SHOW, spy)
},
beforeDestroy() {
this.$root.$off(EVENT_SHOW, spy)
},
template: '<span tabindex="0" v-b-modal.test>{{ text }}</span>'
}
const wrapper = mount(App)
expect(wrapper.vm).toBeDefined()
expect(wrapper.element.tagName).toBe('SPAN')
expect(spy).not.toHaveBeenCalled()
expect(wrapper.find('span').attributes('role')).toBe('button')
expect(wrapper.find('span').text()).toBe('span')
const $span = wrapper.find('span')
await $span.trigger('keydown.enter')
expect(spy).toHaveBeenCalledTimes(1)
expect(spy).toBeCalledWith('test', $span.element)
expect(wrapper.find('span').attributes('role')).toBe('button')
wrapper.destroy()
})
})