mirror of https://github.com/twbs/bootstrap.git
1573 lines
52 KiB
JavaScript
1573 lines
52 KiB
JavaScript
import Carousel from '../../src/carousel'
|
|
import EventHandler from '../../src/dom/event-handler'
|
|
import { clearFixture, createEvent, getFixture, jQueryMock } from '../helpers/fixture'
|
|
import { isRTL, noop } from '../../src/util/index'
|
|
import Swipe from '../../src/util/swipe'
|
|
|
|
describe('Carousel', () => {
|
|
const { Simulator, PointerEvent } = window
|
|
const originWinPointerEvent = PointerEvent
|
|
const supportPointerEvent = Boolean(PointerEvent)
|
|
|
|
const cssStyleCarousel = '.carousel.pointer-event { touch-action: none; }'
|
|
|
|
const stylesCarousel = document.createElement('style')
|
|
stylesCarousel.type = 'text/css'
|
|
stylesCarousel.append(document.createTextNode(cssStyleCarousel))
|
|
|
|
const clearPointerEvents = () => {
|
|
window.PointerEvent = null
|
|
}
|
|
|
|
const restorePointerEvents = () => {
|
|
window.PointerEvent = originWinPointerEvent
|
|
}
|
|
|
|
let fixtureEl
|
|
|
|
beforeAll(() => {
|
|
fixtureEl = getFixture()
|
|
})
|
|
|
|
afterEach(() => {
|
|
clearFixture()
|
|
})
|
|
|
|
describe('VERSION', () => {
|
|
it('should return plugin version', () => {
|
|
expect(Carousel.VERSION).toEqual(jasmine.any(String))
|
|
})
|
|
})
|
|
|
|
describe('Default', () => {
|
|
it('should return plugin default config', () => {
|
|
expect(Carousel.Default).toEqual(jasmine.any(Object))
|
|
})
|
|
})
|
|
|
|
describe('DATA_KEY', () => {
|
|
it('should return plugin data key', () => {
|
|
expect(Carousel.DATA_KEY).toEqual('bs.carousel')
|
|
})
|
|
})
|
|
|
|
describe('constructor', () => {
|
|
it('should take care of element either passed as a CSS selector or DOM element', () => {
|
|
fixtureEl.innerHTML = '<div id="myCarousel" class="carousel slide"></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carouselBySelector = new Carousel('#myCarousel')
|
|
const carouselByElement = new Carousel(carouselEl)
|
|
|
|
expect(carouselBySelector._element).toEqual(carouselEl)
|
|
expect(carouselByElement._element).toEqual(carouselEl)
|
|
})
|
|
|
|
it('should start cycling if `ride`===`carousel`', () => {
|
|
fixtureEl.innerHTML = '<div id="myCarousel" class="carousel slide" data-bs-ride="carousel"></div>'
|
|
|
|
const carousel = new Carousel('#myCarousel')
|
|
expect(carousel._interval).not.toBeNull()
|
|
})
|
|
|
|
it('should not start cycling if `ride`!==`carousel`', () => {
|
|
fixtureEl.innerHTML = '<div id="myCarousel" class="carousel slide" data-bs-ride="true"></div>'
|
|
|
|
const carousel = new Carousel('#myCarousel')
|
|
expect(carousel._interval).toBeNull()
|
|
})
|
|
|
|
it('should go to next item if right arrow key is pressed', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div id="item2" class="carousel-item">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl, {
|
|
keyboard: true
|
|
})
|
|
|
|
spyOn(carousel, '_keydown').and.callThrough()
|
|
|
|
carouselEl.addEventListener('slid.bs.carousel', () => {
|
|
expect(fixtureEl.querySelector('.active')).toEqual(fixtureEl.querySelector('#item2'))
|
|
expect(carousel._keydown).toHaveBeenCalled()
|
|
resolve()
|
|
})
|
|
|
|
const keydown = createEvent('keydown')
|
|
keydown.key = 'ArrowRight'
|
|
|
|
carouselEl.dispatchEvent(keydown)
|
|
})
|
|
})
|
|
|
|
it('should ignore keyboard events if data-bs-keyboard=false', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide" data-bs-keyboard="false">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div id="item2" class="carousel-item">item 2</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
spyOn(EventHandler, 'trigger').and.callThrough()
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
// eslint-disable-next-line no-new
|
|
new Carousel('#myCarousel')
|
|
expect(EventHandler.trigger).not.toHaveBeenCalledWith(carouselEl, 'keydown.bs.carousel', jasmine.any(Function))
|
|
})
|
|
|
|
it('should ignore mouse events if data-bs-pause=false', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide" data-bs-pause="false">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div id="item2" class="carousel-item">item 2</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
spyOn(EventHandler, 'trigger').and.callThrough()
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
// eslint-disable-next-line no-new
|
|
new Carousel('#myCarousel')
|
|
expect(EventHandler.trigger).not.toHaveBeenCalledWith(carouselEl, 'hover.bs.carousel', jasmine.any(Function))
|
|
})
|
|
|
|
it('should go to previous item if left arrow key is pressed', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div id="item1" class="carousel-item">item 1</div>',
|
|
' <div class="carousel-item active">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl, {
|
|
keyboard: true
|
|
})
|
|
|
|
spyOn(carousel, '_keydown').and.callThrough()
|
|
|
|
carouselEl.addEventListener('slid.bs.carousel', () => {
|
|
expect(fixtureEl.querySelector('.active')).toEqual(fixtureEl.querySelector('#item1'))
|
|
expect(carousel._keydown).toHaveBeenCalled()
|
|
resolve()
|
|
})
|
|
|
|
const keydown = createEvent('keydown')
|
|
keydown.key = 'ArrowLeft'
|
|
|
|
carouselEl.dispatchEvent(keydown)
|
|
})
|
|
})
|
|
|
|
it('should not prevent keydown if key is not ARROW_LEFT or ARROW_RIGHT', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl, {
|
|
keyboard: true
|
|
})
|
|
|
|
spyOn(carousel, '_keydown').and.callThrough()
|
|
|
|
carouselEl.addEventListener('keydown', event => {
|
|
expect(carousel._keydown).toHaveBeenCalled()
|
|
expect(event.defaultPrevented).toBeFalse()
|
|
resolve()
|
|
})
|
|
|
|
const keydown = createEvent('keydown')
|
|
keydown.key = 'ArrowDown'
|
|
|
|
carouselEl.dispatchEvent(keydown)
|
|
})
|
|
})
|
|
|
|
it('should ignore keyboard events within <input>s and <textarea>s', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">',
|
|
' <input type="text">',
|
|
' <textarea></textarea>',
|
|
' </div>',
|
|
' <div class="carousel-item"></div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const input = fixtureEl.querySelector('input')
|
|
const textarea = fixtureEl.querySelector('textarea')
|
|
const carousel = new Carousel(carouselEl, {
|
|
keyboard: true
|
|
})
|
|
|
|
const spyKeydown = spyOn(carousel, '_keydown').and.callThrough()
|
|
const spySlide = spyOn(carousel, '_slide')
|
|
|
|
const keydown = createEvent('keydown', { bubbles: true, cancelable: true })
|
|
keydown.key = 'ArrowRight'
|
|
Object.defineProperty(keydown, 'target', {
|
|
value: input,
|
|
writable: true,
|
|
configurable: true
|
|
})
|
|
|
|
input.dispatchEvent(keydown)
|
|
|
|
expect(spyKeydown).toHaveBeenCalled()
|
|
expect(spySlide).not.toHaveBeenCalled()
|
|
|
|
spyKeydown.calls.reset()
|
|
spySlide.calls.reset()
|
|
|
|
Object.defineProperty(keydown, 'target', {
|
|
value: textarea
|
|
})
|
|
textarea.dispatchEvent(keydown)
|
|
|
|
expect(spyKeydown).toHaveBeenCalled()
|
|
expect(spySlide).not.toHaveBeenCalled()
|
|
})
|
|
|
|
it('should not slide if arrow key is pressed and carousel is sliding', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('div')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
|
|
spyOn(EventHandler, 'trigger')
|
|
|
|
carousel._isSliding = true
|
|
|
|
for (const key of ['ArrowLeft', 'ArrowRight']) {
|
|
const keydown = createEvent('keydown')
|
|
keydown.key = key
|
|
|
|
carouselEl.dispatchEvent(keydown)
|
|
}
|
|
|
|
expect(EventHandler.trigger).not.toHaveBeenCalled()
|
|
})
|
|
|
|
it('should wrap around from end to start when wrap option is true', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div id="one" class="carousel-item active"></div>',
|
|
' <div id="two" class="carousel-item"></div>',
|
|
' <div id="three" class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl, { wrap: true })
|
|
const getActiveId = () => carouselEl.querySelector('.carousel-item.active').getAttribute('id')
|
|
|
|
carouselEl.addEventListener('slid.bs.carousel', event => {
|
|
const activeId = getActiveId()
|
|
|
|
if (activeId === 'two') {
|
|
carousel.next()
|
|
return
|
|
}
|
|
|
|
if (activeId === 'three') {
|
|
carousel.next()
|
|
return
|
|
}
|
|
|
|
if (activeId === 'one') {
|
|
// carousel wrapped around and slid from 3rd to 1st slide
|
|
expect(activeId).toEqual('one')
|
|
expect(event.from + 1).toEqual(3)
|
|
resolve()
|
|
}
|
|
})
|
|
|
|
carousel.next()
|
|
})
|
|
})
|
|
|
|
it('should stay at the start when the prev method is called and wrap is false', () => {
|
|
return new Promise((resolve, reject) => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div id="one" class="carousel-item active"></div>',
|
|
' <div id="two" class="carousel-item"></div>',
|
|
' <div id="three" class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const firstElement = fixtureEl.querySelector('#one')
|
|
const carousel = new Carousel(carouselEl, { wrap: false })
|
|
|
|
carouselEl.addEventListener('slid.bs.carousel', () => {
|
|
reject(new Error('carousel slid when it should not have slid'))
|
|
})
|
|
|
|
carousel.prev()
|
|
|
|
setTimeout(() => {
|
|
expect(firstElement).toHaveClass('active')
|
|
resolve()
|
|
}, 10)
|
|
})
|
|
})
|
|
|
|
it('should not add touch event listeners if touch = false', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('div')
|
|
|
|
spyOn(Carousel.prototype, '_addTouchEventListeners')
|
|
|
|
const carousel = new Carousel(carouselEl, {
|
|
touch: false
|
|
})
|
|
|
|
expect(carousel._addTouchEventListeners).not.toHaveBeenCalled()
|
|
expect(carousel._swipeHelper).toBeNull()
|
|
})
|
|
|
|
it('should not add touch event listeners if touch supported = false', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('div')
|
|
spyOn(Swipe, 'isSupported').and.returnValue(false)
|
|
|
|
const carousel = new Carousel(carouselEl)
|
|
EventHandler.off(carouselEl, Carousel.EVENT_KEY)
|
|
|
|
spyOn(carousel, '_addTouchEventListeners')
|
|
|
|
carousel._addEventListeners()
|
|
|
|
expect(carousel._addTouchEventListeners).not.toHaveBeenCalled()
|
|
expect(carousel._swipeHelper).toBeNull()
|
|
})
|
|
|
|
it('should add touch event listeners by default', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('div')
|
|
|
|
spyOn(Carousel.prototype, '_addTouchEventListeners')
|
|
|
|
// Headless browser does not support touch events, so need to fake it
|
|
// to test that touch events are add properly.
|
|
document.documentElement.ontouchstart = noop
|
|
const carousel = new Carousel(carouselEl)
|
|
|
|
expect(carousel._addTouchEventListeners).toHaveBeenCalled()
|
|
})
|
|
|
|
it('should allow swiperight and call _slide (prev) with pointer events', () => {
|
|
return new Promise(resolve => {
|
|
if (!supportPointerEvent) {
|
|
expect().nothing()
|
|
resolve()
|
|
return
|
|
}
|
|
|
|
document.documentElement.ontouchstart = noop
|
|
document.head.append(stylesCarousel)
|
|
Simulator.setType('pointer')
|
|
|
|
fixtureEl.innerHTML = [
|
|
'<div class="carousel" data-bs-interval="false">',
|
|
' <div class="carousel-inner">',
|
|
' <div id="item" class="carousel-item">',
|
|
' <img alt="">',
|
|
' </div>',
|
|
' <div class="carousel-item active">',
|
|
' <img alt="">',
|
|
' </div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('.carousel')
|
|
const item = fixtureEl.querySelector('#item')
|
|
const carousel = new Carousel(carouselEl)
|
|
|
|
spyOn(carousel, '_slide').and.callThrough()
|
|
|
|
carouselEl.addEventListener('slid.bs.carousel', event => {
|
|
expect(item).toHaveClass('active')
|
|
expect(carousel._slide).toHaveBeenCalledWith('prev')
|
|
expect(event.direction).toEqual('right')
|
|
stylesCarousel.remove()
|
|
delete document.documentElement.ontouchstart
|
|
resolve()
|
|
})
|
|
|
|
Simulator.gestures.swipe(carouselEl, {
|
|
deltaX: 300,
|
|
deltaY: 0
|
|
})
|
|
})
|
|
})
|
|
|
|
it('should allow swipeleft and call next with pointer events', () => {
|
|
return new Promise(resolve => {
|
|
if (!supportPointerEvent) {
|
|
expect().nothing()
|
|
resolve()
|
|
return
|
|
}
|
|
|
|
document.documentElement.ontouchstart = noop
|
|
document.head.append(stylesCarousel)
|
|
Simulator.setType('pointer')
|
|
|
|
fixtureEl.innerHTML = [
|
|
'<div class="carousel" data-bs-interval="false">',
|
|
' <div class="carousel-inner">',
|
|
' <div id="item" class="carousel-item active">',
|
|
' <img alt="">',
|
|
' </div>',
|
|
' <div class="carousel-item">',
|
|
' <img alt="">',
|
|
' </div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('.carousel')
|
|
const item = fixtureEl.querySelector('#item')
|
|
const carousel = new Carousel(carouselEl)
|
|
|
|
spyOn(carousel, '_slide').and.callThrough()
|
|
|
|
carouselEl.addEventListener('slid.bs.carousel', event => {
|
|
expect(item).not.toHaveClass('active')
|
|
expect(carousel._slide).toHaveBeenCalledWith('next')
|
|
expect(event.direction).toEqual('left')
|
|
stylesCarousel.remove()
|
|
delete document.documentElement.ontouchstart
|
|
resolve()
|
|
})
|
|
|
|
Simulator.gestures.swipe(carouselEl, {
|
|
pos: [300, 10],
|
|
deltaX: -300,
|
|
deltaY: 0
|
|
})
|
|
})
|
|
})
|
|
|
|
it('should allow swiperight and call _slide (prev) with touch events', () => {
|
|
return new Promise(resolve => {
|
|
Simulator.setType('touch')
|
|
clearPointerEvents()
|
|
document.documentElement.ontouchstart = noop
|
|
|
|
fixtureEl.innerHTML = [
|
|
'<div class="carousel" data-bs-interval="false">',
|
|
' <div class="carousel-inner">',
|
|
' <div id="item" class="carousel-item">',
|
|
' <img alt="">',
|
|
' </div>',
|
|
' <div class="carousel-item active">',
|
|
' <img alt="">',
|
|
' </div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('.carousel')
|
|
const item = fixtureEl.querySelector('#item')
|
|
const carousel = new Carousel(carouselEl)
|
|
|
|
spyOn(carousel, '_slide').and.callThrough()
|
|
|
|
carouselEl.addEventListener('slid.bs.carousel', event => {
|
|
expect(item).toHaveClass('active')
|
|
expect(carousel._slide).toHaveBeenCalledWith('prev')
|
|
expect(event.direction).toEqual('right')
|
|
delete document.documentElement.ontouchstart
|
|
restorePointerEvents()
|
|
resolve()
|
|
})
|
|
|
|
Simulator.gestures.swipe(carouselEl, {
|
|
deltaX: 300,
|
|
deltaY: 0
|
|
})
|
|
})
|
|
})
|
|
|
|
it('should allow swipeleft and call _slide (next) with touch events', () => {
|
|
return new Promise(resolve => {
|
|
Simulator.setType('touch')
|
|
clearPointerEvents()
|
|
document.documentElement.ontouchstart = noop
|
|
|
|
fixtureEl.innerHTML = [
|
|
'<div class="carousel" data-bs-interval="false">',
|
|
' <div class="carousel-inner">',
|
|
' <div id="item" class="carousel-item active">',
|
|
' <img alt="">',
|
|
' </div>',
|
|
' <div class="carousel-item">',
|
|
' <img alt="">',
|
|
' </div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('.carousel')
|
|
const item = fixtureEl.querySelector('#item')
|
|
const carousel = new Carousel(carouselEl)
|
|
|
|
spyOn(carousel, '_slide').and.callThrough()
|
|
|
|
carouselEl.addEventListener('slid.bs.carousel', event => {
|
|
expect(item).not.toHaveClass('active')
|
|
expect(carousel._slide).toHaveBeenCalledWith('next')
|
|
expect(event.direction).toEqual('left')
|
|
delete document.documentElement.ontouchstart
|
|
restorePointerEvents()
|
|
resolve()
|
|
})
|
|
|
|
Simulator.gestures.swipe(carouselEl, {
|
|
pos: [300, 10],
|
|
deltaX: -300,
|
|
deltaY: 0
|
|
})
|
|
})
|
|
})
|
|
|
|
it('should not slide when swiping and carousel is sliding', () => {
|
|
return new Promise(resolve => {
|
|
Simulator.setType('touch')
|
|
clearPointerEvents()
|
|
document.documentElement.ontouchstart = noop
|
|
|
|
fixtureEl.innerHTML = [
|
|
'<div class="carousel" data-bs-interval="false">',
|
|
' <div class="carousel-inner">',
|
|
' <div id="item" class="carousel-item active">',
|
|
' <img alt="">',
|
|
' </div>',
|
|
' <div class="carousel-item">',
|
|
' <img alt="">',
|
|
' </div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('.carousel')
|
|
const carousel = new Carousel(carouselEl)
|
|
carousel._isSliding = true
|
|
|
|
spyOn(EventHandler, 'trigger')
|
|
|
|
Simulator.gestures.swipe(carouselEl, {
|
|
deltaX: 300,
|
|
deltaY: 0
|
|
})
|
|
|
|
Simulator.gestures.swipe(carouselEl, {
|
|
pos: [300, 10],
|
|
deltaX: -300,
|
|
deltaY: 0
|
|
})
|
|
|
|
setTimeout(() => {
|
|
expect(EventHandler.trigger).not.toHaveBeenCalled()
|
|
delete document.documentElement.ontouchstart
|
|
restorePointerEvents()
|
|
resolve()
|
|
}, 300)
|
|
})
|
|
})
|
|
|
|
it('should not allow pinch with touch events', () => {
|
|
return new Promise(resolve => {
|
|
Simulator.setType('touch')
|
|
clearPointerEvents()
|
|
document.documentElement.ontouchstart = noop
|
|
|
|
fixtureEl.innerHTML = '<div class="carousel" data-bs-interval="false"></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('.carousel')
|
|
const carousel = new Carousel(carouselEl)
|
|
|
|
Simulator.gestures.swipe(carouselEl, {
|
|
pos: [300, 10],
|
|
deltaX: -300,
|
|
deltaY: 0,
|
|
touches: 2
|
|
}, () => {
|
|
restorePointerEvents()
|
|
delete document.documentElement.ontouchstart
|
|
expect(carousel._swipeHelper._deltaX).toEqual(0)
|
|
resolve()
|
|
})
|
|
})
|
|
})
|
|
|
|
it('should call pause method on mouse over with pause equal to hover', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = '<div class="carousel"></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('.carousel')
|
|
const carousel = new Carousel(carouselEl)
|
|
|
|
spyOn(carousel, 'pause')
|
|
|
|
const mouseOverEvent = createEvent('mouseover')
|
|
carouselEl.dispatchEvent(mouseOverEvent)
|
|
|
|
setTimeout(() => {
|
|
expect(carousel.pause).toHaveBeenCalled()
|
|
resolve()
|
|
}, 10)
|
|
})
|
|
})
|
|
|
|
it('should call `maybeCycle` on mouse out with pause equal to hover', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = '<div class="carousel" data-bs-ride="true"></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('.carousel')
|
|
const carousel = new Carousel(carouselEl)
|
|
|
|
spyOn(carousel, '_maybeEnableCycle').and.callThrough()
|
|
spyOn(carousel, 'cycle')
|
|
|
|
const mouseOutEvent = createEvent('mouseout')
|
|
carouselEl.dispatchEvent(mouseOutEvent)
|
|
|
|
setTimeout(() => {
|
|
expect(carousel._maybeEnableCycle).toHaveBeenCalled()
|
|
expect(carousel.cycle).toHaveBeenCalled()
|
|
resolve()
|
|
}, 10)
|
|
})
|
|
})
|
|
})
|
|
|
|
describe('next', () => {
|
|
it('should not slide if the carousel is sliding', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('div')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
|
|
spyOn(EventHandler, 'trigger')
|
|
|
|
carousel._isSliding = true
|
|
carousel.next()
|
|
|
|
expect(EventHandler.trigger).not.toHaveBeenCalled()
|
|
})
|
|
|
|
it('should not fire slid when slide is prevented', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('div')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
let slidEvent = false
|
|
|
|
const doneTest = () => {
|
|
setTimeout(() => {
|
|
expect(slidEvent).toBeFalse()
|
|
resolve()
|
|
}, 20)
|
|
}
|
|
|
|
carouselEl.addEventListener('slide.bs.carousel', event => {
|
|
event.preventDefault()
|
|
doneTest()
|
|
})
|
|
|
|
carouselEl.addEventListener('slid.bs.carousel', () => {
|
|
slidEvent = true
|
|
})
|
|
|
|
carousel.next()
|
|
})
|
|
})
|
|
|
|
it('should fire slide event with: direction, relatedTarget, from and to', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
|
|
const onSlide = event => {
|
|
expect(event.direction).toEqual('left')
|
|
expect(event.relatedTarget).toHaveClass('carousel-item')
|
|
expect(event.from).toEqual(0)
|
|
expect(event.to).toEqual(1)
|
|
|
|
carouselEl.removeEventListener('slide.bs.carousel', onSlide)
|
|
carouselEl.addEventListener('slide.bs.carousel', onSlide2)
|
|
|
|
carousel.prev()
|
|
}
|
|
|
|
const onSlide2 = event => {
|
|
expect(event.direction).toEqual('right')
|
|
resolve()
|
|
}
|
|
|
|
carouselEl.addEventListener('slide.bs.carousel', onSlide)
|
|
carousel.next()
|
|
})
|
|
})
|
|
|
|
it('should fire slid event with: direction, relatedTarget, from and to', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
|
|
const onSlid = event => {
|
|
expect(event.direction).toEqual('left')
|
|
expect(event.relatedTarget).toHaveClass('carousel-item')
|
|
expect(event.from).toEqual(0)
|
|
expect(event.to).toEqual(1)
|
|
|
|
carouselEl.removeEventListener('slid.bs.carousel', onSlid)
|
|
carouselEl.addEventListener('slid.bs.carousel', onSlid2)
|
|
|
|
carousel.prev()
|
|
}
|
|
|
|
const onSlid2 = event => {
|
|
expect(event.direction).toEqual('right')
|
|
resolve()
|
|
}
|
|
|
|
carouselEl.addEventListener('slid.bs.carousel', onSlid)
|
|
carousel.next()
|
|
})
|
|
})
|
|
|
|
it('should update the active element to the next item before sliding', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div id="secondItem" class="carousel-item">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const secondItemEl = fixtureEl.querySelector('#secondItem')
|
|
const carousel = new Carousel(carouselEl)
|
|
|
|
carousel.next()
|
|
|
|
expect(carousel._activeElement).toEqual(secondItemEl)
|
|
})
|
|
|
|
it('should continue cycling if it was already', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item">item 2</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl)
|
|
spyOn(carousel, 'cycle')
|
|
|
|
carousel.next()
|
|
expect(carousel.cycle).not.toHaveBeenCalled()
|
|
|
|
carousel.cycle()
|
|
carousel.next()
|
|
expect(carousel.cycle).toHaveBeenCalled()
|
|
})
|
|
|
|
it('should update indicators if present', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-indicators">',
|
|
' <button type="button" id="firstIndicator" data-bs-target="myCarousel" data-bs-slide-to="0" class="active" aria-current="true" aria-label="Slide 1"></button>',
|
|
' <button type="button" id="secondIndicator" data-bs-target="myCarousel" data-bs-slide-to="1" aria-label="Slide 2"></button>',
|
|
' <button type="button" data-bs-target="myCarousel" data-bs-slide-to="2" aria-label="Slide 3"></button>',
|
|
' </div>',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item" data-bs-interval="7">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const firstIndicator = fixtureEl.querySelector('#firstIndicator')
|
|
const secondIndicator = fixtureEl.querySelector('#secondIndicator')
|
|
const carousel = new Carousel(carouselEl)
|
|
|
|
carouselEl.addEventListener('slid.bs.carousel', () => {
|
|
expect(firstIndicator).not.toHaveClass('active')
|
|
expect(firstIndicator.hasAttribute('aria-current')).toBeFalse()
|
|
expect(secondIndicator).toHaveClass('active')
|
|
expect(secondIndicator.getAttribute('aria-current')).toEqual('true')
|
|
resolve()
|
|
})
|
|
|
|
carousel.next()
|
|
})
|
|
})
|
|
|
|
it('should call next()/prev() instance methods when clicking the respective direction buttons', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="carousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
' <button class="carousel-control-prev" type="button" data-bs-target="#carousel" data-bs-slide="prev"></button>',
|
|
' <button class="carousel-control-next" type="button" data-bs-target="#carousel" data-bs-slide="next"></button>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#carousel')
|
|
const prevBtnEl = fixtureEl.querySelector('.carousel-control-prev')
|
|
const nextBtnEl = fixtureEl.querySelector('.carousel-control-next')
|
|
|
|
const carousel = new Carousel(carouselEl)
|
|
const nextSpy = spyOn(carousel, 'next')
|
|
const prevSpy = spyOn(carousel, 'prev')
|
|
spyOn(carousel, '_maybeEnableCycle')
|
|
|
|
nextBtnEl.click()
|
|
prevBtnEl.click()
|
|
|
|
expect(nextSpy).toHaveBeenCalled()
|
|
expect(prevSpy).toHaveBeenCalled()
|
|
expect(carousel._maybeEnableCycle).toHaveBeenCalled()
|
|
})
|
|
})
|
|
|
|
describe('nextWhenVisible', () => {
|
|
it('should not call next when the page is not visible', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div style="display: none;">',
|
|
' <div class="carousel" data-bs-interval="false"></div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('.carousel')
|
|
const carousel = new Carousel(carouselEl)
|
|
|
|
spyOn(carousel, 'next')
|
|
|
|
carousel.nextWhenVisible()
|
|
|
|
expect(carousel.next).not.toHaveBeenCalled()
|
|
})
|
|
})
|
|
|
|
describe('prev', () => {
|
|
it('should not slide if the carousel is sliding', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('div')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
|
|
spyOn(EventHandler, 'trigger')
|
|
|
|
carousel._isSliding = true
|
|
carousel.prev()
|
|
|
|
expect(EventHandler.trigger).not.toHaveBeenCalled()
|
|
})
|
|
})
|
|
|
|
describe('pause', () => {
|
|
it('should trigger transitionend if the carousel have carousel-item-next or carousel-item-prev class, cause is sliding', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item carousel-item-next">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
' <div class="carousel-control-prev"></div>',
|
|
' <div class="carousel-control-next"></div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl)
|
|
|
|
carouselEl.addEventListener('transitionend', () => {
|
|
expect(carousel._clearInterval).toHaveBeenCalled()
|
|
resolve()
|
|
})
|
|
|
|
spyOn(carousel, '_clearInterval')
|
|
carousel._slide('next')
|
|
carousel.pause()
|
|
})
|
|
})
|
|
})
|
|
|
|
describe('cycle', () => {
|
|
it('should set an interval', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
' <div class="carousel-control-prev"></div>',
|
|
' <div class="carousel-control-next"></div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl)
|
|
|
|
spyOn(window, 'setInterval').and.callThrough()
|
|
|
|
carousel.cycle()
|
|
|
|
expect(window.setInterval).toHaveBeenCalled()
|
|
})
|
|
|
|
it('should clear interval if there is one', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
' <div class="carousel-control-prev"></div>',
|
|
' <div class="carousel-control-next"></div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl)
|
|
|
|
carousel._interval = setInterval(noop, 10)
|
|
|
|
spyOn(window, 'setInterval').and.callThrough()
|
|
spyOn(window, 'clearInterval').and.callThrough()
|
|
|
|
carousel.cycle()
|
|
|
|
expect(window.setInterval).toHaveBeenCalled()
|
|
expect(window.clearInterval).toHaveBeenCalled()
|
|
})
|
|
|
|
it('should get interval from data attribute on the active item element', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active" data-bs-interval="7">item 1</div>',
|
|
' <div id="secondItem" class="carousel-item" data-bs-interval="9385">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const secondItemEl = fixtureEl.querySelector('#secondItem')
|
|
const carousel = new Carousel(carouselEl, {
|
|
interval: 1814
|
|
})
|
|
|
|
expect(carousel._config.interval).toEqual(1814)
|
|
|
|
carousel.cycle()
|
|
|
|
expect(carousel._config.interval).toEqual(7)
|
|
|
|
carousel._activeElement = secondItemEl
|
|
carousel.cycle()
|
|
|
|
expect(carousel._config.interval).toEqual(9385)
|
|
})
|
|
})
|
|
|
|
describe('to', () => {
|
|
it('should go directly to the provided index', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div id="item1" class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item">item 2</div>',
|
|
' <div id="item3" class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
|
|
expect(fixtureEl.querySelector('.active')).toEqual(fixtureEl.querySelector('#item1'))
|
|
|
|
carousel.to(2)
|
|
|
|
carouselEl.addEventListener('slid.bs.carousel', () => {
|
|
expect(fixtureEl.querySelector('.active')).toEqual(fixtureEl.querySelector('#item3'))
|
|
resolve()
|
|
})
|
|
})
|
|
})
|
|
|
|
it('should return to a previous slide if the provided index is lower than the current', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item">item 1</div>',
|
|
' <div id="item2" class="carousel-item">item 2</div>',
|
|
' <div id="item3" class="carousel-item active">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
|
|
expect(fixtureEl.querySelector('.active')).toEqual(fixtureEl.querySelector('#item3'))
|
|
|
|
carousel.to(1)
|
|
|
|
carouselEl.addEventListener('slid.bs.carousel', () => {
|
|
expect(fixtureEl.querySelector('.active')).toEqual(fixtureEl.querySelector('#item2'))
|
|
resolve()
|
|
})
|
|
})
|
|
})
|
|
|
|
it('should do nothing if a wrong index is provided', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item" data-bs-interval="7">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
|
|
const spy = spyOn(carousel, '_slide')
|
|
|
|
carousel.to(25)
|
|
|
|
expect(spy).not.toHaveBeenCalled()
|
|
|
|
spy.calls.reset()
|
|
|
|
carousel.to(-5)
|
|
|
|
expect(spy).not.toHaveBeenCalled()
|
|
})
|
|
|
|
it('should not continue if the provided is the same compare to the current one', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item" data-bs-interval="7">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
|
|
spyOn(carousel, '_slide')
|
|
spyOn(carousel, 'pause')
|
|
spyOn(carousel, 'cycle')
|
|
|
|
carousel.to(0)
|
|
|
|
expect(carousel._slide).not.toHaveBeenCalled()
|
|
})
|
|
|
|
it('should wait before performing to if a slide is sliding', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item" data-bs-interval="7">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
|
|
spyOn(EventHandler, 'one').and.callThrough()
|
|
spyOn(carousel, '_slide')
|
|
|
|
carousel._isSliding = true
|
|
carousel.to(1)
|
|
|
|
expect(carousel._slide).not.toHaveBeenCalled()
|
|
expect(EventHandler.one).toHaveBeenCalled()
|
|
|
|
spyOn(carousel, 'to')
|
|
|
|
EventHandler.trigger(carouselEl, 'slid.bs.carousel')
|
|
|
|
setTimeout(() => {
|
|
expect(carousel.to).toHaveBeenCalledWith(1)
|
|
resolve()
|
|
})
|
|
})
|
|
})
|
|
})
|
|
|
|
describe('rtl function', () => {
|
|
it('"_directionToOrder" and "_orderToDirection" must return the right results', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('div')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
|
|
expect(carousel._directionToOrder('left')).toEqual('next')
|
|
expect(carousel._directionToOrder('right')).toEqual('prev')
|
|
|
|
expect(carousel._orderToDirection('next')).toEqual('left')
|
|
expect(carousel._orderToDirection('prev')).toEqual('right')
|
|
})
|
|
|
|
it('"_directionToOrder" and "_orderToDirection" must return the right results when rtl=true', () => {
|
|
document.documentElement.dir = 'rtl'
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('div')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
expect(isRTL()).toBeTrue()
|
|
|
|
expect(carousel._directionToOrder('left')).toEqual('prev')
|
|
expect(carousel._directionToOrder('right')).toEqual('next')
|
|
|
|
expect(carousel._orderToDirection('next')).toEqual('right')
|
|
expect(carousel._orderToDirection('prev')).toEqual('left')
|
|
document.documentElement.dir = 'ltl'
|
|
})
|
|
|
|
it('"_slide" has to call _directionToOrder and "_orderToDirection"', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('div')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
|
|
const spy = spyOn(carousel, '_orderToDirection').and.callThrough()
|
|
|
|
carousel._slide(carousel._directionToOrder('left'))
|
|
expect(spy).toHaveBeenCalledWith('next')
|
|
|
|
carousel._slide(carousel._directionToOrder('right'))
|
|
expect(spy).toHaveBeenCalledWith('prev')
|
|
})
|
|
|
|
it('"_slide" has to call "_directionToOrder" and "_orderToDirection" when rtl=true', () => {
|
|
document.documentElement.dir = 'rtl'
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('div')
|
|
const carousel = new Carousel(carouselEl, {})
|
|
const spy = spyOn(carousel, '_orderToDirection').and.callThrough()
|
|
|
|
carousel._slide(carousel._directionToOrder('left'))
|
|
expect(spy).toHaveBeenCalledWith('prev')
|
|
|
|
carousel._slide(carousel._directionToOrder('right'))
|
|
expect(spy).toHaveBeenCalledWith('next')
|
|
|
|
document.documentElement.dir = 'ltl'
|
|
})
|
|
})
|
|
|
|
describe('dispose', () => {
|
|
it('should destroy a carousel', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item" data-bs-interval="7">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const carouselEl = fixtureEl.querySelector('#myCarousel')
|
|
const addEventSpy = spyOn(carouselEl, 'addEventListener').and.callThrough()
|
|
const removeEventSpy = spyOn(EventHandler, 'off').and.callThrough()
|
|
|
|
// Headless browser does not support touch events, so need to fake it
|
|
// to test that touch events are add/removed properly.
|
|
document.documentElement.ontouchstart = noop
|
|
|
|
const carousel = new Carousel(carouselEl)
|
|
const swipeHelperSpy = spyOn(carousel._swipeHelper, 'dispose').and.callThrough()
|
|
|
|
const expectedArgs = [
|
|
['keydown', jasmine.any(Function), jasmine.any(Boolean)],
|
|
['mouseover', jasmine.any(Function), jasmine.any(Boolean)],
|
|
['mouseout', jasmine.any(Function), jasmine.any(Boolean)],
|
|
...(carousel._swipeHelper._supportPointerEvents ?
|
|
[
|
|
['pointerdown', jasmine.any(Function), jasmine.any(Boolean)],
|
|
['pointerup', jasmine.any(Function), jasmine.any(Boolean)]
|
|
] :
|
|
[
|
|
['touchstart', jasmine.any(Function), jasmine.any(Boolean)],
|
|
['touchmove', jasmine.any(Function), jasmine.any(Boolean)],
|
|
['touchend', jasmine.any(Function), jasmine.any(Boolean)]
|
|
])
|
|
]
|
|
|
|
expect(addEventSpy.calls.allArgs()).toEqual(expectedArgs)
|
|
|
|
carousel.dispose()
|
|
|
|
expect(carousel._swipeHelper).toBeNull()
|
|
expect(removeEventSpy).toHaveBeenCalledWith(carouselEl, Carousel.EVENT_KEY)
|
|
expect(swipeHelperSpy).toHaveBeenCalled()
|
|
|
|
delete document.documentElement.ontouchstart
|
|
})
|
|
})
|
|
|
|
describe('getInstance', () => {
|
|
it('should return carousel instance', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const div = fixtureEl.querySelector('div')
|
|
const carousel = new Carousel(div)
|
|
|
|
expect(Carousel.getInstance(div)).toEqual(carousel)
|
|
expect(Carousel.getInstance(div)).toBeInstanceOf(Carousel)
|
|
})
|
|
|
|
it('should return null when there is no carousel instance', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const div = fixtureEl.querySelector('div')
|
|
|
|
expect(Carousel.getInstance(div)).toBeNull()
|
|
})
|
|
})
|
|
|
|
describe('getOrCreateInstance', () => {
|
|
it('should return carousel instance', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const div = fixtureEl.querySelector('div')
|
|
const carousel = new Carousel(div)
|
|
|
|
expect(Carousel.getOrCreateInstance(div)).toEqual(carousel)
|
|
expect(Carousel.getInstance(div)).toEqual(Carousel.getOrCreateInstance(div, {}))
|
|
expect(Carousel.getOrCreateInstance(div)).toBeInstanceOf(Carousel)
|
|
})
|
|
|
|
it('should return new instance when there is no carousel instance', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const div = fixtureEl.querySelector('div')
|
|
|
|
expect(Carousel.getInstance(div)).toBeNull()
|
|
expect(Carousel.getOrCreateInstance(div)).toBeInstanceOf(Carousel)
|
|
})
|
|
|
|
it('should return new instance when there is no carousel instance with given configuration', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const div = fixtureEl.querySelector('div')
|
|
|
|
expect(Carousel.getInstance(div)).toBeNull()
|
|
const carousel = Carousel.getOrCreateInstance(div, {
|
|
interval: 1
|
|
})
|
|
expect(carousel).toBeInstanceOf(Carousel)
|
|
|
|
expect(carousel._config.interval).toEqual(1)
|
|
})
|
|
|
|
it('should return the instance when exists without given configuration', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const div = fixtureEl.querySelector('div')
|
|
const carousel = new Carousel(div, {
|
|
interval: 1
|
|
})
|
|
expect(Carousel.getInstance(div)).toEqual(carousel)
|
|
|
|
const carousel2 = Carousel.getOrCreateInstance(div, {
|
|
interval: 2
|
|
})
|
|
expect(carousel).toBeInstanceOf(Carousel)
|
|
expect(carousel2).toEqual(carousel)
|
|
|
|
expect(carousel2._config.interval).toEqual(1)
|
|
})
|
|
})
|
|
|
|
describe('jQueryInterface', () => {
|
|
it('should create a carousel', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const div = fixtureEl.querySelector('div')
|
|
|
|
jQueryMock.fn.carousel = Carousel.jQueryInterface
|
|
jQueryMock.elements = [div]
|
|
|
|
jQueryMock.fn.carousel.call(jQueryMock)
|
|
|
|
expect(Carousel.getInstance(div)).not.toBeNull()
|
|
})
|
|
|
|
it('should not re create a carousel', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const div = fixtureEl.querySelector('div')
|
|
const carousel = new Carousel(div)
|
|
|
|
jQueryMock.fn.carousel = Carousel.jQueryInterface
|
|
jQueryMock.elements = [div]
|
|
|
|
jQueryMock.fn.carousel.call(jQueryMock)
|
|
|
|
expect(Carousel.getInstance(div)).toEqual(carousel)
|
|
})
|
|
|
|
it('should call to if the config is a number', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const div = fixtureEl.querySelector('div')
|
|
const carousel = new Carousel(div)
|
|
const slideTo = 2
|
|
|
|
spyOn(carousel, 'to')
|
|
|
|
jQueryMock.fn.carousel = Carousel.jQueryInterface
|
|
jQueryMock.elements = [div]
|
|
|
|
jQueryMock.fn.carousel.call(jQueryMock, slideTo)
|
|
|
|
expect(carousel.to).toHaveBeenCalledWith(slideTo)
|
|
})
|
|
|
|
it('should throw error on undefined method', () => {
|
|
fixtureEl.innerHTML = '<div></div>'
|
|
|
|
const div = fixtureEl.querySelector('div')
|
|
const action = 'undefinedMethod'
|
|
|
|
jQueryMock.fn.carousel = Carousel.jQueryInterface
|
|
jQueryMock.elements = [div]
|
|
|
|
expect(() => {
|
|
jQueryMock.fn.carousel.call(jQueryMock, action)
|
|
}).toThrowError(TypeError, `No method named "${action}"`)
|
|
})
|
|
})
|
|
|
|
describe('data-api', () => {
|
|
it('should init carousels with data-bs-ride="carousel" on load', () => {
|
|
fixtureEl.innerHTML = '<div data-bs-ride="carousel"></div>'
|
|
|
|
const carouselEl = fixtureEl.querySelector('div')
|
|
const loadEvent = createEvent('load')
|
|
|
|
window.dispatchEvent(loadEvent)
|
|
const carousel = Carousel.getInstance(carouselEl)
|
|
expect(carousel._interval).not.toBeNull()
|
|
})
|
|
|
|
it('should create carousel and go to the next slide on click (with real button controls)', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div id="item2" class="carousel-item">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
' <button class="carousel-control-prev" data-bs-target="#myCarousel" type="button" data-bs-slide="prev"></button>',
|
|
' <button id="next" class="carousel-control-next" data-bs-target="#myCarousel" type="button" data-bs-slide="next"></button>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const next = fixtureEl.querySelector('#next')
|
|
const item2 = fixtureEl.querySelector('#item2')
|
|
|
|
next.click()
|
|
|
|
setTimeout(() => {
|
|
expect(item2).toHaveClass('active')
|
|
resolve()
|
|
}, 10)
|
|
})
|
|
})
|
|
|
|
it('should create carousel and go to the next slide on click (using links as controls)', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div id="item2" class="carousel-item">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
' <a class="carousel-control-prev" href="#myCarousel" role="button" data-bs-slide="prev"></a>',
|
|
' <a id="next" class="carousel-control-next" href="#myCarousel" role="button" data-bs-slide="next"></a>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const next = fixtureEl.querySelector('#next')
|
|
const item2 = fixtureEl.querySelector('#item2')
|
|
|
|
next.click()
|
|
|
|
setTimeout(() => {
|
|
expect(item2).toHaveClass('active')
|
|
resolve()
|
|
}, 10)
|
|
})
|
|
})
|
|
|
|
it('should create carousel and go to the next slide on click with data-bs-slide-to', () => {
|
|
return new Promise(resolve => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide" data-bs-ride="true">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div id="item2" class="carousel-item">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
' <div id="next" data-bs-target="#myCarousel" data-bs-slide-to="1"></div>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const next = fixtureEl.querySelector('#next')
|
|
const item2 = fixtureEl.querySelector('#item2')
|
|
|
|
next.click()
|
|
|
|
setTimeout(() => {
|
|
expect(item2).toHaveClass('active')
|
|
expect(Carousel.getInstance('#myCarousel')._interval).not.toBeNull()
|
|
resolve()
|
|
}, 10)
|
|
})
|
|
})
|
|
|
|
it('should do nothing if no selector on click on arrows', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="carousel slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div class="carousel-item">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
' <button class="carousel-control-prev" data-bs-target="#myCarousel" type="button" data-bs-slide="prev"></button>',
|
|
' <button id="next" class="carousel-control-next" type="button" data-bs-slide="next"></button>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const next = fixtureEl.querySelector('#next')
|
|
|
|
next.click()
|
|
|
|
expect().nothing()
|
|
})
|
|
|
|
it('should do nothing if no carousel class on click on arrows', () => {
|
|
fixtureEl.innerHTML = [
|
|
'<div id="myCarousel" class="slide">',
|
|
' <div class="carousel-inner">',
|
|
' <div class="carousel-item active">item 1</div>',
|
|
' <div id="item2" class="carousel-item">item 2</div>',
|
|
' <div class="carousel-item">item 3</div>',
|
|
' </div>',
|
|
' <button class="carousel-control-prev" data-bs-target="#myCarousel" type="button" data-bs-slide="prev"></button>',
|
|
' <button id="next" class="carousel-control-next" data-bs-target="#myCarousel" type="button" data-bs-slide="next"></button>',
|
|
'</div>'
|
|
].join('')
|
|
|
|
const next = fixtureEl.querySelector('#next')
|
|
|
|
next.click()
|
|
|
|
expect().nothing()
|
|
})
|
|
})
|
|
})
|