bootstrap-vue/src/mixins/listen-on-document.spec.js

BootstrapVue, with more than 85 custom components, over 45 plugins, several custom directives, and over 300 icons, provides one of the most comprehensive implementations of Bootstrap v4 components and grid system for Vue.js. With extensive and automated W

import { mount, createLocalVue as CreateLocalVue } from '@vue/test-utils'
import listenOnDocumentMixin from './listen-on-document'

describe('mixins/listen-on-document', () => {
  const localVue = new CreateLocalVue()

  it('works', async () => {
    const spyClick1 = jest.fn()
    const spyClick2 = jest.fn()
    const spyFocusin = jest.fn()

    const TestComponent = localVue.extend({
      mixins: [listenOnDocumentMixin],
      props: {
        offClickOne: {
          type: Boolean,
          default: false
        }
      },
      mounted() {
        this.listenOnDocument('click', spyClick1)
        this.listenOnDocument('focusin', spyFocusin)
        this.listenOnDocument('click', spyClick2)
      },
      watch: {
        offClickOne(newVal) {
          if (newVal) {
            this.listenOffDocument('click', spyClick1)
          }
        }
      },
      render(h) {
        return h('div', this.$slots.default)
      }
    })

    const App = localVue.extend({
      components: { TestComponent },
      props: {
        offClickOne: {
          type: Boolean,
          default: false
        },
        destroy: {
          type: Boolean,
          default: false
        }
      },
      render(h) {
        const props = {
          offClickOne: this.offClickOne
        }
        return h('div', [
          h('span', ''),
          h('input', { type: 'text' }),
          this.destroy ? h() : h(TestComponent, { props }, 'test-component')
        ])
      }
    })

    const wrapper = mount(App, {
      attachToDocument: true,
      propsData: {
        destroy: false
      }
    })

    expect(wrapper.isVueInstance()).toBe(true)
    expect(wrapper.text()).toEqual('test-component')

    expect(spyClick1).not.toHaveBeenCalled()
    expect(spyClick2).not.toHaveBeenCalled()
    expect(spyFocusin).not.toHaveBeenCalled()

    const $span = wrapper.find('span')
    expect($span.exists()).toBe(true)

    const $input = wrapper.find('input')
    expect($input.exists()).toBe(true)

    $input.trigger('focusin')

    expect(spyClick1).not.toHaveBeenCalled()
    expect(spyClick2).not.toHaveBeenCalled()
    expect(spyFocusin).toHaveBeenCalledTimes(1)

    $span.trigger('click')

    expect(spyClick1).toHaveBeenCalledTimes(1)
    expect(spyClick2).toHaveBeenCalledTimes(1)
    expect(spyFocusin).toHaveBeenCalledTimes(1)

    wrapper.setProps({
      offClickOne: true
    })

    $span.trigger('click')

    expect(spyClick1).toHaveBeenCalledTimes(1)
    expect(spyClick2).toHaveBeenCalledTimes(2)
    expect(spyFocusin).toHaveBeenCalledTimes(1)

    $input.trigger('focusin')

    expect(spyClick1).toHaveBeenCalledTimes(1)
    expect(spyClick2).toHaveBeenCalledTimes(2)
    expect(spyFocusin).toHaveBeenCalledTimes(2)

    wrapper.setProps({
      destroy: true
    })

    expect(spyClick1).toHaveBeenCalledTimes(1)
    expect(spyClick2).toHaveBeenCalledTimes(2)
    expect(spyFocusin).toHaveBeenCalledTimes(2)

    $input.trigger('focusin')

    expect(spyClick1).toHaveBeenCalledTimes(1)
    expect(spyClick2).toHaveBeenCalledTimes(2)
    expect(spyFocusin).toHaveBeenCalledTimes(2)

    $span.trigger('click')

    expect(spyClick1).toHaveBeenCalledTimes(1)
    expect(spyClick2).toHaveBeenCalledTimes(2)
    expect(spyFocusin).toHaveBeenCalledTimes(2)

    wrapper.destroy()
  })
})