bootstrap-vue/src/components/card/card-header.spec.js

BootstrapVue, with over 40 plugins and more than 75 custom components, provides one of the most comprehensive implementations of Bootstrap v4 components and grid system for Vue.js. With extensive and automated WAI-ARIA accessibility markup.

import { mount } from '@vue/test-utils'
import BCardHeader from './card-header'

describe('card-header', () => {
  it('has root element "div"', async () => {
    const wrapper = mount(BCardHeader)
    expect(wrapper.is('div')).toBe(true)
  })

  it('has class card-header', async () => {
    const wrapper = mount(BCardHeader)
    expect(wrapper.classes()).toContain('card-header')
    expect(wrapper.classes().length).toBe(1)
  })

  it('has custom root element when prop headerTag is set', async () => {
    const wrapper = mount(BCardHeader, {
      context: {
        props: {
          headerTag: 'header'
        }
      }
    })
    expect(wrapper.is('header')).toBe(true)
    expect(wrapper.classes()).toContain('card-header')
  })

  it('has class bg-info when prop headerBgVariant=info', async () => {
    const wrapper = mount(BCardHeader, {
      context: {
        props: { headerBgVariant: 'info' }
      }
    })
    expect(wrapper.classes()).toContain('card-header')
    expect(wrapper.classes()).toContain('bg-info')
    expect(wrapper.classes().length).toBe(2)
  })

  it('has class text-info when prop headerTextVariant=info', async () => {
    const wrapper = mount(BCardHeader, {
      context: {
        props: { headerTextVariant: 'info' }
      }
    })
    expect(wrapper.classes()).toContain('card-header')
    expect(wrapper.classes()).toContain('text-info')
    expect(wrapper.classes().length).toBe(2)
  })

  it('has class border-info when prop headerBorderVariant=info', async () => {
    const wrapper = mount(BCardHeader, {
      context: {
        props: { headerBorderVariant: 'info' }
      }
    })
    expect(wrapper.classes()).toContain('card-header')
    expect(wrapper.classes()).toContain('border-info')
    expect(wrapper.classes().length).toBe(2)
  })

  it('has all variant classes when all variant props set', async () => {
    const wrapper = mount(BCardHeader, {
      context: {
        props: {
          headerTextVariant: 'info',
          headerBgVariant: 'danger',
          headerBorderVariant: 'dark'
        }
      }
    })
    expect(wrapper.classes()).toContain('card-header')
    expect(wrapper.classes()).toContain('text-info')
    expect(wrapper.classes()).toContain('bg-danger')
    expect(wrapper.classes()).toContain('border-dark')
    expect(wrapper.classes().length).toBe(4)
  })
})