card.spec.js
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import { mount } from '@vue/test-utils'
import { BCard } from './card'
describe('card', () => {
it('default has expected structure', async () => {
const wrapper = mount(BCard)
// Outer div
expect(wrapper.element.tagName).toBe('DIV')
expect(wrapper.classes()).toContain('card')
expect(wrapper.classes().length).toBe(1)
// Should have one child div.card-body
expect(wrapper.findAll('.card > .card-body').length).toBe(1)
expect(wrapper.findAll('.card-body').length).toBe(1)
expect(wrapper.find('.card-body').element.tagName).toBe('DIV')
expect(wrapper.find('.card-body').classes()).toContain('card-body')
expect(wrapper.find('.card-body').classes().length).toBe(1)
// Should have no content by default
expect(wrapper.text()).toEqual('')
wrapper.destroy()
})
it('should not contain "card-body" if prop no-body set', async () => {
const wrapper = mount(BCard, {
propsData: {
noBody: true
}
})
// Outer div
expect(wrapper.element.tagName).toBe('DIV')
expect(wrapper.classes()).toContain('card')
expect(wrapper.classes().length).toBe(1)
// Should no have a card body
expect(wrapper.findAll('.card-body').length).toBe(0)
// Should have no content by default
expect(wrapper.text()).toEqual('')
wrapper.destroy()
})
it('renders custom root element when tag prop set', async () => {
const wrapper = mount(BCard, {
propsData: {
tag: 'article',
noBody: true
}
})
// Outer div
expect(wrapper.element.tagName).toBe('ARTICLE')
expect(wrapper.classes()).toContain('card')
expect(wrapper.classes().length).toBe(1)
expect(wrapper.text()).toEqual('')
wrapper.destroy()
})
it('applies variant classes to root element', async () => {
const wrapper = mount(BCard, {
propsData: {
noBody: true,
bgVariant: 'info',
borderVariant: 'danger',
textVariant: 'dark'
}
})
// Outer div
expect(wrapper.element.tagName).toBe('DIV')
expect(wrapper.classes()).toContain('card')
expect(wrapper.classes()).toContain('bg-info')
expect(wrapper.classes()).toContain('border-danger')
expect(wrapper.classes()).toContain('text-dark')
expect(wrapper.classes().length).toBe(4)
expect(wrapper.text()).toEqual('')
wrapper.destroy()
})
it('applies text align class to when align prop set', async () => {
const wrapper = mount(BCard, {
propsData: {
noBody: true,
align: 'right'
}
})
// Outer div
expect(wrapper.element.tagName).toBe('DIV')
expect(wrapper.classes()).toContain('card')
expect(wrapper.classes()).toContain('text-right')
expect(wrapper.classes().length).toBe(2)
expect(wrapper.text()).toEqual('')
wrapper.destroy()
})
it('should have content from default slot', async () => {
const wrapperBody = mount(BCard, {
propsData: {
noBody: false
},
slots: {
default: 'foobar'
}
})
const wrapperNoBody = mount(BCard, {
propsData: {
noBody: true
},
slots: {
default: 'foobar'
}
})
// With body
expect(wrapperBody.element.tagName).toBe('DIV')
expect(wrapperBody.findAll('.card-body').length).toBe(1)
expect(wrapperBody.find('.card-body').text()).toBe('foobar')
// With no body
expect(wrapperNoBody.element.tagName).toBe('DIV')
expect(wrapperNoBody.findAll('.card-body').length).toBe(0)
expect(wrapperNoBody.text()).toBe('foobar')
wrapperBody.destroy()
wrapperNoBody.destroy()
})
it('should have class flex-row when img-left set', async () => {
const wrapper = mount(BCard, {
propsData: {
noBody: true,
imgLeft: true
}
})
expect(wrapper.element.tagName).toBe('DIV')
expect(wrapper.classes()).toContain('card')
expect(wrapper.classes()).toContain('flex-row')
expect(wrapper.classes().length).toBe(2)
wrapper.destroy()
})
it('should have class flex-row-reverse when img-right set', async () => {
const wrapper = mount(BCard, {
propsData: {
noBody: true,
imgRight: true
}
})
expect(wrapper.element.tagName).toBe('DIV')
expect(wrapper.classes()).toContain('card')
expect(wrapper.classes()).toContain('flex-row-reverse')
expect(wrapper.classes().length).toBe(2)
wrapper.destroy()
})
it('should have class flex-row when img-left and img-right set', async () => {
const wrapper = mount(BCard, {
propsData: {
noBody: true,
imgLeft: true,
imgRight: true
}
})
expect(wrapper.element.tagName).toBe('DIV')
expect(wrapper.classes()).toContain('card')
expect(wrapper.classes()).toContain('flex-row')
expect(wrapper.classes()).not.toContain('flex-row-reverse')
expect(wrapper.classes().length).toBe(2)
wrapper.destroy()
})
it('should have header and footer when header and footer props are set', async () => {
const wrapper = mount(BCard, {
propsData: {
header: 'foo',
footer: 'bar'
},
slots: {
default: 'fizzle'
}
})
expect(wrapper.element.tagName).toBe('DIV')
expect(wrapper.classes()).toContain('card')
expect(wrapper.findAll('.card-header').length).toBe(1)
expect(wrapper.find('.card-header').text()).toBe('foo')
expect(wrapper.findAll('.card-body').length).toBe(1)
expect(wrapper.find('.card-body').text()).toBe('fizzle')
expect(wrapper.findAll('.card-footer').length).toBe(1)
expect(wrapper.find('.card-footer').text()).toBe('bar')
// Expected order
expect(wrapper.find('.card-header+.card-body+.card-footer').exists()).toBe(true)
wrapper.destroy()
})
it('should have img at top', async () => {
const wrapper = mount(BCard, {
propsData: {
imgSrc: '/foo/bar',
imgAlt: 'foobar',
imgTop: true
}
})
expect(wrapper.element.tagName).toBe('DIV')
expect(wrapper.classes()).toContain('card')
expect(wrapper.findAll('img').length).toBe(1)
const $img = wrapper.find('img')
expect($img.element.tagName).toBe('IMG')
expect($img.attributes('src')).toBe('/foo/bar')
expect($img.attributes('alt')).toBe('foobar')
expect($img.classes()).toContain('card-img-top')
expect($img.classes().length).toBe(1)
// Expected order
expect(wrapper.find('img + .card-body').exists()).toBe(true)
wrapper.destroy()
})
it('should have img at bottom', async () => {
const wrapper = mount(BCard, {
propsData: {
imgSrc: '/foo/bar',
imgAlt: 'foobar',
imgBottom: true
}
})
expect(wrapper.element.tagName).toBe('DIV')
expect(wrapper.classes()).toContain('card')
expect(wrapper.findAll('img').length).toBe(1)
const $img = wrapper.find('img')
expect($img.element.tagName).toBe('IMG')
expect($img.attributes('src')).toBe('/foo/bar')
expect($img.attributes('alt')).toBe('foobar')
expect($img.classes()).toContain('card-img-bottom')
expect($img.classes().length).toBe(1)
// Expected order
expect(wrapper.find('.card-body + img').exists()).toBe(true)
wrapper.destroy()
})
it('should have img overlay', async () => {
const wrapper = mount(BCard, {
propsData: {
imgSrc: '/foo/bar',
imgAlt: 'foobar',
overlay: true
}
})
expect(wrapper.element.tagName).toBe('DIV')
expect(wrapper.classes()).toContain('card')
expect(wrapper.classes().length).toBe(1)
expect(wrapper.findAll('img').length).toBe(1)
const $img = wrapper.find('img')
expect($img.element.tagName).toBe('IMG')
expect($img.attributes('src')).toBe('/foo/bar')
expect($img.attributes('alt')).toBe('foobar')
expect($img.classes()).toContain('card-img')
expect($img.classes().length).toBe(1)
expect(wrapper.findAll('.card-body').length).toBe(1)
const $body = wrapper.find('.card-body')
expect($body.classes()).toContain('card-body')
expect($body.classes()).toContain('card-img-overlay')
expect($body.classes().length).toBe(2)
// Expected order
expect(wrapper.find('img + .card-body').exists()).toBe(true)
wrapper.destroy()
})
})