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- import Collapse from '../../src/collapse'
- import EventHandler from '../../src/dom/event-handler'
- import { getFixture, clearFixture, jQueryMock } from '../helpers/fixture'
- describe('Collapse', () => {
- let fixtureEl
- beforeAll(() => {
- fixtureEl = getFixture()
- })
- afterEach(() => {
- clearFixture()
- })
- describe('VERSION', () => {
- it('should return plugin version', () => {
- expect(Collapse.VERSION).toEqual(jasmine.any(String))
- })
- })
- describe('Default', () => {
- it('should return plugin default config', () => {
- expect(Collapse.Default).toEqual(jasmine.any(Object))
- })
- })
- describe('DATA_KEY', () => {
- it('should return plugin data key', () => {
- expect(Collapse.DATA_KEY).toEqual('bs.collapse')
- })
- })
- describe('constructor', () => {
- it('should take care of element either passed as a CSS selector or DOM element', () => {
- fixtureEl.innerHTML = '<div class="my-collapse"></div>'
- const collapseEl = fixtureEl.querySelector('div.my-collapse')
- const collapseBySelector = new Collapse('div.my-collapse')
- const collapseByElement = new Collapse(collapseEl)
- expect(collapseBySelector._element).toEqual(collapseEl)
- expect(collapseByElement._element).toEqual(collapseEl)
- })
- it('should allow jquery object in parent config', () => {
- fixtureEl.innerHTML = [
- '<div class="my-collapse">',
- ' <div class="item">',
- ' <a data-bs-toggle="collapse" href="#">Toggle item</a>',
- ' <div class="collapse">Lorem ipsum</div>',
- ' </div>',
- '</div>'
- ].join('')
- const collapseEl = fixtureEl.querySelector('div.collapse')
- const myCollapseEl = fixtureEl.querySelector('.my-collapse')
- const fakejQueryObject = {
- 0: myCollapseEl,
- jquery: 'foo'
- }
- const collapse = new Collapse(collapseEl, {
- parent: fakejQueryObject
- })
- expect(collapse._config.parent).toEqual(fakejQueryObject)
- expect(collapse._getParent()).toEqual(myCollapseEl)
- })
- it('should allow non jquery object in parent config', () => {
- fixtureEl.innerHTML = [
- '<div class="my-collapse">',
- ' <div class="item">',
- ' <a data-bs-toggle="collapse" href="#">Toggle item</a>',
- ' <div class="collapse">Lorem ipsum</div>',
- ' </div>',
- '</div>'
- ].join('')
- const collapseEl = fixtureEl.querySelector('div.collapse')
- const myCollapseEl = fixtureEl.querySelector('.my-collapse')
- const collapse = new Collapse(collapseEl, {
- parent: myCollapseEl
- })
- expect(collapse._config.parent).toEqual(myCollapseEl)
- })
- it('should allow string selector in parent config', () => {
- fixtureEl.innerHTML = [
- '<div class="my-collapse">',
- ' <div class="item">',
- ' <a data-bs-toggle="collapse" href="#">Toggle item</a>',
- ' <div class="collapse">Lorem ipsum</div>',
- ' </div>',
- '</div>'
- ].join('')
- const collapseEl = fixtureEl.querySelector('div.collapse')
- const myCollapseEl = fixtureEl.querySelector('.my-collapse')
- const collapse = new Collapse(collapseEl, {
- parent: 'div.my-collapse'
- })
- expect(collapse._config.parent).toEqual('div.my-collapse')
- expect(collapse._getParent()).toEqual(myCollapseEl)
- })
- })
- describe('toggle', () => {
- it('should call show method if show class is not present', () => {
- fixtureEl.innerHTML = '<div></div>'
- const collapseEl = fixtureEl.querySelector('div')
- const collapse = new Collapse(collapseEl)
- spyOn(collapse, 'show')
- collapse.toggle()
- expect(collapse.show).toHaveBeenCalled()
- })
- it('should call hide method if show class is present', () => {
- fixtureEl.innerHTML = '<div class="show"></div>'
- const collapseEl = fixtureEl.querySelector('.show')
- const collapse = new Collapse(collapseEl, {
- toggle: false
- })
- spyOn(collapse, 'hide')
- collapse.toggle()
- expect(collapse.hide).toHaveBeenCalled()
- })
- it('should find collapse children if they have collapse class too not only data-bs-parent', done => {
- fixtureEl.innerHTML = [
- '<div class="my-collapse">',
- ' <div class="item">',
- ' <a data-bs-toggle="collapse" href="#">Toggle item 1</a>',
- ' <div id="collapse1" class="collapse show">Lorem ipsum 1</div>',
- ' </div>',
- ' <div class="item">',
- ' <a id="triggerCollapse2" data-bs-toggle="collapse" href="#">Toggle item 2</a>',
- ' <div id="collapse2" class="collapse">Lorem ipsum 2</div>',
- ' </div>',
- '</div>'
- ].join('')
- const parent = fixtureEl.querySelector('.my-collapse')
- const collapseEl1 = fixtureEl.querySelector('#collapse1')
- const collapseEl2 = fixtureEl.querySelector('#collapse2')
- const collapseList = [].concat(...fixtureEl.querySelectorAll('.collapse'))
- .map(el => new Collapse(el, {
- parent,
- toggle: false
- }))
- collapseEl2.addEventListener('shown.bs.collapse', () => {
- expect(collapseEl2.classList.contains('show')).toEqual(true)
- expect(collapseEl1.classList.contains('show')).toEqual(false)
- done()
- })
- collapseList[1].toggle()
- })
- })
- describe('show', () => {
- it('should do nothing if is transitioning', () => {
- fixtureEl.innerHTML = '<div></div>'
- spyOn(EventHandler, 'trigger')
- const collapseEl = fixtureEl.querySelector('div')
- const collapse = new Collapse(collapseEl, {
- toggle: false
- })
- collapse._isTransitioning = true
- collapse.show()
- expect(EventHandler.trigger).not.toHaveBeenCalled()
- })
- it('should do nothing if already shown', () => {
- fixtureEl.innerHTML = '<div class="show"></div>'
- spyOn(EventHandler, 'trigger')
- const collapseEl = fixtureEl.querySelector('div')
- const collapse = new Collapse(collapseEl, {
- toggle: false
- })
- collapse.show()
- expect(EventHandler.trigger).not.toHaveBeenCalled()
- })
- it('should show a collapsed element', done => {
- fixtureEl.innerHTML = '<div class="collapse" style="height: 0px;"></div>'
- const collapseEl = fixtureEl.querySelector('div')
- const collapse = new Collapse(collapseEl, {
- toggle: false
- })
- collapseEl.addEventListener('show.bs.collapse', () => {
- expect(collapseEl.style.height).toEqual('0px')
- })
- collapseEl.addEventListener('shown.bs.collapse', () => {
- expect(collapseEl.classList.contains('show')).toEqual(true)
- expect(collapseEl.style.height).toEqual('')
- done()
- })
- collapse.show()
- })
- it('should show a collapsed element on width', done => {
- fixtureEl.innerHTML = '<div class="collapse width" style="width: 0px;"></div>'
- const collapseEl = fixtureEl.querySelector('div')
- const collapse = new Collapse(collapseEl, {
- toggle: false
- })
- collapseEl.addEventListener('show.bs.collapse', () => {
- expect(collapseEl.style.width).toEqual('0px')
- })
- collapseEl.addEventListener('shown.bs.collapse', () => {
- expect(collapseEl.classList.contains('show')).toEqual(true)
- expect(collapseEl.style.width).toEqual('')
- done()
- })
- collapse.show()
- })
- it('should collapse only the first collapse', done => {
- fixtureEl.innerHTML = [
- '<div class="card" id="accordion1">',
- ' <div id="collapse1" class="collapse"></div>',
- '</div>',
- '<div class="card" id="accordion2">',
- ' <div id="collapse2" class="collapse show"></div>',
- '</div>'
- ].join('')
- const el1 = fixtureEl.querySelector('#collapse1')
- const el2 = fixtureEl.querySelector('#collapse2')
- const collapse = new Collapse(el1, {
- toggle: false
- })
- el1.addEventListener('shown.bs.collapse', () => {
- expect(el1.classList.contains('show')).toEqual(true)
- expect(el2.classList.contains('show')).toEqual(true)
- done()
- })
- collapse.show()
- })
- it('should not fire shown when show is prevented', done => {
- fixtureEl.innerHTML = '<div class="collapse"></div>'
- const collapseEl = fixtureEl.querySelector('div')
- const collapse = new Collapse(collapseEl, {
- toggle: false
- })
- const expectEnd = () => {
- setTimeout(() => {
- expect().nothing()
- done()
- }, 10)
- }
- collapseEl.addEventListener('show.bs.collapse', e => {
- e.preventDefault()
- expectEnd()
- })
- collapseEl.addEventListener('shown.bs.collapse', () => {
- throw new Error('should not fire shown event')
- })
- collapse.show()
- })
- })
- describe('hide', () => {
- it('should do nothing if is transitioning', () => {
- fixtureEl.innerHTML = '<div></div>'
- spyOn(EventHandler, 'trigger')
- const collapseEl = fixtureEl.querySelector('div')
- const collapse = new Collapse(collapseEl, {
- toggle: false
- })
- collapse._isTransitioning = true
- collapse.hide()
- expect(EventHandler.trigger).not.toHaveBeenCalled()
- })
- it('should do nothing if already shown', () => {
- fixtureEl.innerHTML = '<div></div>'
- spyOn(EventHandler, 'trigger')
- const collapseEl = fixtureEl.querySelector('div')
- const collapse = new Collapse(collapseEl, {
- toggle: false
- })
- collapse.hide()
- expect(EventHandler.trigger).not.toHaveBeenCalled()
- })
- it('should hide a collapsed element', done => {
- fixtureEl.innerHTML = '<div class="collapse show"></div>'
- const collapseEl = fixtureEl.querySelector('div')
- const collapse = new Collapse(collapseEl, {
- toggle: false
- })
- collapseEl.addEventListener('hidden.bs.collapse', () => {
- expect(collapseEl.classList.contains('show')).toEqual(false)
- expect(collapseEl.style.height).toEqual('')
- done()
- })
- collapse.hide()
- })
- it('should not fire hidden when hide is prevented', done => {
- fixtureEl.innerHTML = '<div class="collapse show"></div>'
- const collapseEl = fixtureEl.querySelector('div')
- const collapse = new Collapse(collapseEl, {
- toggle: false
- })
- const expectEnd = () => {
- setTimeout(() => {
- expect().nothing()
- done()
- }, 10)
- }
- collapseEl.addEventListener('hide.bs.collapse', e => {
- e.preventDefault()
- expectEnd()
- })
- collapseEl.addEventListener('hidden.bs.collapse', () => {
- throw new Error('should not fire hidden event')
- })
- collapse.hide()
- })
- })
- describe('dispose', () => {
- it('should destroy a collapse', () => {
- fixtureEl.innerHTML = '<div class="collapse show"></div>'
- const collapseEl = fixtureEl.querySelector('div')
- const collapse = new Collapse(collapseEl, {
- toggle: false
- })
- expect(Collapse.getInstance(collapseEl)).toEqual(collapse)
- collapse.dispose()
- expect(Collapse.getInstance(collapseEl)).toEqual(null)
- })
- })
- describe('data-api', () => {
- it('should prevent url change if click on nested elements', done => {
- fixtureEl.innerHTML = [
- '<a role="button" data-bs-toggle="collapse" class="collapsed" href="#collapse">',
- ' <span id="nested"></span>',
- '</a>',
- '<div id="collapse" class="collapse"></div>'
- ].join('')
- const triggerEl = fixtureEl.querySelector('a')
- const nestedTriggerEl = fixtureEl.querySelector('#nested')
- spyOn(Event.prototype, 'preventDefault').and.callThrough()
- triggerEl.addEventListener('click', event => {
- expect(event.target.isEqualNode(nestedTriggerEl)).toEqual(true)
- expect(event.delegateTarget.isEqualNode(triggerEl)).toEqual(true)
- expect(Event.prototype.preventDefault).toHaveBeenCalled()
- done()
- })
- nestedTriggerEl.click()
- })
- it('should show multiple collapsed elements', done => {
- fixtureEl.innerHTML = [
- '<a role="button" data-bs-toggle="collapse" class="collapsed" href=".multi"></a>',
- '<div id="collapse1" class="collapse multi"></div>',
- '<div id="collapse2" class="collapse multi"></div>'
- ].join('')
- const trigger = fixtureEl.querySelector('a')
- const collapse1 = fixtureEl.querySelector('#collapse1')
- const collapse2 = fixtureEl.querySelector('#collapse2')
- collapse2.addEventListener('shown.bs.collapse', () => {
- expect(trigger.getAttribute('aria-expanded')).toEqual('true')
- expect(trigger.classList.contains('collapsed')).toEqual(false)
- expect(collapse1.classList.contains('show')).toEqual(true)
- expect(collapse1.classList.contains('show')).toEqual(true)
- done()
- })
- trigger.click()
- })
- it('should hide multiple collapsed elements', done => {
- fixtureEl.innerHTML = [
- '<a role="button" data-bs-toggle="collapse" href=".multi"></a>',
- '<div id="collapse1" class="collapse multi show"></div>',
- '<div id="collapse2" class="collapse multi show"></div>'
- ].join('')
- const trigger = fixtureEl.querySelector('a')
- const collapse1 = fixtureEl.querySelector('#collapse1')
- const collapse2 = fixtureEl.querySelector('#collapse2')
- collapse2.addEventListener('hidden.bs.collapse', () => {
- expect(trigger.getAttribute('aria-expanded')).toEqual('false')
- expect(trigger.classList.contains('collapsed')).toEqual(true)
- expect(collapse1.classList.contains('show')).toEqual(false)
- expect(collapse1.classList.contains('show')).toEqual(false)
- done()
- })
- trigger.click()
- })
- it('should remove "collapsed" class from target when collapse is shown', done => {
- fixtureEl.innerHTML = [
- '<a id="link1" role="button" data-bs-toggle="collapse" class="collapsed" href="#" data-bs-target="#test1"></a>',
- '<a id="link2" role="button" data-bs-toggle="collapse" class="collapsed" href="#" data-bs-target="#test1"></a>',
- '<div id="test1"></div>'
- ].join('')
- const link1 = fixtureEl.querySelector('#link1')
- const link2 = fixtureEl.querySelector('#link2')
- const collapseTest1 = fixtureEl.querySelector('#test1')
- collapseTest1.addEventListener('shown.bs.collapse', () => {
- expect(link1.getAttribute('aria-expanded')).toEqual('true')
- expect(link2.getAttribute('aria-expanded')).toEqual('true')
- expect(link1.classList.contains('collapsed')).toEqual(false)
- expect(link2.classList.contains('collapsed')).toEqual(false)
- done()
- })
- link1.click()
- })
- it('should add "collapsed" class to target when collapse is hidden', done => {
- fixtureEl.innerHTML = [
- '<a id="link1" role="button" data-bs-toggle="collapse" href="#" data-bs-target="#test1"></a>',
- '<a id="link2" role="button" data-bs-toggle="collapse" href="#" data-bs-target="#test1"></a>',
- '<div id="test1" class="show"></div>'
- ].join('')
- const link1 = fixtureEl.querySelector('#link1')
- const link2 = fixtureEl.querySelector('#link2')
- const collapseTest1 = fixtureEl.querySelector('#test1')
- collapseTest1.addEventListener('hidden.bs.collapse', () => {
- expect(link1.getAttribute('aria-expanded')).toEqual('false')
- expect(link2.getAttribute('aria-expanded')).toEqual('false')
- expect(link1.classList.contains('collapsed')).toEqual(true)
- expect(link2.classList.contains('collapsed')).toEqual(true)
- done()
- })
- link1.click()
- })
- it('should allow accordion to use children other than card', done => {
- fixtureEl.innerHTML = [
- '<div id="accordion">',
- ' <div class="item">',
- ' <a id="linkTrigger" data-bs-toggle="collapse" href="#collapseOne" aria-expanded="false" aria-controls="collapseOne"></a>',
- ' <div id="collapseOne" class="collapse" role="tabpanel" aria-labelledby="headingThree" data-bs-parent="#accordion"></div>',
- ' </div>',
- ' <div class="item">',
- ' <a id="linkTriggerTwo" data-bs-toggle="collapse" href="#collapseTwo" aria-expanded="false" aria-controls="collapseTwo"></a>',
- ' <div id="collapseTwo" class="collapse show" role="tabpanel" aria-labelledby="headingTwo" data-bs-parent="#accordion"></div>',
- ' </div>',
- '</div>'
- ].join('')
- const trigger = fixtureEl.querySelector('#linkTrigger')
- const triggerTwo = fixtureEl.querySelector('#linkTriggerTwo')
- const collapseOne = fixtureEl.querySelector('#collapseOne')
- const collapseTwo = fixtureEl.querySelector('#collapseTwo')
- collapseOne.addEventListener('shown.bs.collapse', () => {
- expect(collapseOne.classList.contains('show')).toEqual(true)
- expect(collapseTwo.classList.contains('show')).toEqual(false)
- collapseTwo.addEventListener('shown.bs.collapse', () => {
- expect(collapseOne.classList.contains('show')).toEqual(false)
- expect(collapseTwo.classList.contains('show')).toEqual(true)
- done()
- })
- triggerTwo.click()
- })
- trigger.click()
- })
- it('should not prevent event for input', done => {
- fixtureEl.innerHTML = [
- '<input type="checkbox" data-bs-toggle="collapse" data-bs-target="#collapsediv1">',
- '<div id="collapsediv1"></div>'
- ].join('')
- const target = fixtureEl.querySelector('input')
- const collapseEl = fixtureEl.querySelector('#collapsediv1')
- collapseEl.addEventListener('shown.bs.collapse', () => {
- expect(collapseEl.classList.contains('show')).toEqual(true)
- expect(target.checked).toEqual(true)
- done()
- })
- target.click()
- })
- it('should allow accordion to contain nested elements', done => {
- fixtureEl.innerHTML = [
- '<div id="accordion">',
- ' <div class="row">',
- ' <div class="col-lg-6">',
- ' <div class="item">',
- ' <a id="linkTrigger" data-bs-toggle="collapse" href="#collapseOne" aria-expanded="false" aria-controls="collapseOne"></a>',
- ' <div id="collapseOne" class="collapse" role="tabpanel" aria-labelledby="headingThree" data-bs-parent="#accordion"></div>',
- ' </div>',
- ' </div>',
- ' <div class="col-lg-6">',
- ' <div class="item">',
- ' <a id="linkTriggerTwo" data-bs-toggle="collapse" href="#collapseTwo" aria-expanded="false" aria-controls="collapseTwo"></a>',
- ' <div id="collapseTwo" class="collapse show" role="tabpanel" aria-labelledby="headingTwo" data-bs-parent="#accordion"></div>',
- ' </div>',
- ' </div>',
- ' </div>',
- '</div>'
- ].join('')
- const triggerEl = fixtureEl.querySelector('#linkTrigger')
- const triggerTwoEl = fixtureEl.querySelector('#linkTriggerTwo')
- const collapseOneEl = fixtureEl.querySelector('#collapseOne')
- const collapseTwoEl = fixtureEl.querySelector('#collapseTwo')
- collapseOneEl.addEventListener('shown.bs.collapse', () => {
- expect(collapseOneEl.classList.contains('show')).toEqual(true)
- expect(triggerEl.classList.contains('collapsed')).toEqual(false)
- expect(triggerEl.getAttribute('aria-expanded')).toEqual('true')
- expect(collapseTwoEl.classList.contains('show')).toEqual(false)
- expect(triggerTwoEl.classList.contains('collapsed')).toEqual(true)
- expect(triggerTwoEl.getAttribute('aria-expanded')).toEqual('false')
- collapseTwoEl.addEventListener('shown.bs.collapse', () => {
- expect(collapseOneEl.classList.contains('show')).toEqual(false)
- expect(triggerEl.classList.contains('collapsed')).toEqual(true)
- expect(triggerEl.getAttribute('aria-expanded')).toEqual('false')
- expect(collapseTwoEl.classList.contains('show')).toEqual(true)
- expect(triggerTwoEl.classList.contains('collapsed')).toEqual(false)
- expect(triggerTwoEl.getAttribute('aria-expanded')).toEqual('true')
- done()
- })
- triggerTwoEl.click()
- })
- triggerEl.click()
- })
- it('should allow accordion to target multiple elements', done => {
- fixtureEl.innerHTML = [
- '<div id="accordion">',
- ' <a id="linkTriggerOne" data-bs-toggle="collapse" data-bs-target=".collapseOne" href="#" aria-expanded="false" aria-controls="collapseOne"></a>',
- ' <a id="linkTriggerTwo" data-bs-toggle="collapse" data-bs-target=".collapseTwo" href="#" aria-expanded="false" aria-controls="collapseTwo"></a>',
- ' <div id="collapseOneOne" class="collapse collapseOne" role="tabpanel" data-bs-parent="#accordion"></div>',
- ' <div id="collapseOneTwo" class="collapse collapseOne" role="tabpanel" data-bs-parent="#accordion"></div>',
- ' <div id="collapseTwoOne" class="collapse collapseTwo" role="tabpanel" data-bs-parent="#accordion"></div>',
- ' <div id="collapseTwoTwo" class="collapse collapseTwo" role="tabpanel" data-bs-parent="#accordion"></div>',
- '</div>'
- ].join('')
- const trigger = fixtureEl.querySelector('#linkTriggerOne')
- const triggerTwo = fixtureEl.querySelector('#linkTriggerTwo')
- const collapseOneOne = fixtureEl.querySelector('#collapseOneOne')
- const collapseOneTwo = fixtureEl.querySelector('#collapseOneTwo')
- const collapseTwoOne = fixtureEl.querySelector('#collapseTwoOne')
- const collapseTwoTwo = fixtureEl.querySelector('#collapseTwoTwo')
- const collapsedElements = {
- one: false,
- two: false
- }
- function firstTest() {
- expect(collapseOneOne.classList.contains('show')).toEqual(true)
- expect(collapseOneTwo.classList.contains('show')).toEqual(true)
- expect(collapseTwoOne.classList.contains('show')).toEqual(false)
- expect(collapseTwoTwo.classList.contains('show')).toEqual(false)
- triggerTwo.click()
- }
- function secondTest() {
- expect(collapseOneOne.classList.contains('show')).toEqual(false)
- expect(collapseOneTwo.classList.contains('show')).toEqual(false)
- expect(collapseTwoOne.classList.contains('show')).toEqual(true)
- expect(collapseTwoTwo.classList.contains('show')).toEqual(true)
- done()
- }
- collapseOneOne.addEventListener('shown.bs.collapse', () => {
- if (collapsedElements.one) {
- firstTest()
- } else {
- collapsedElements.one = true
- }
- })
- collapseOneTwo.addEventListener('shown.bs.collapse', () => {
- if (collapsedElements.one) {
- firstTest()
- } else {
- collapsedElements.one = true
- }
- })
- collapseTwoOne.addEventListener('shown.bs.collapse', () => {
- if (collapsedElements.two) {
- secondTest()
- } else {
- collapsedElements.two = true
- }
- })
- collapseTwoTwo.addEventListener('shown.bs.collapse', () => {
- if (collapsedElements.two) {
- secondTest()
- } else {
- collapsedElements.two = true
- }
- })
- trigger.click()
- })
- it('should collapse accordion children but not nested accordion children', done => {
- fixtureEl.innerHTML = [
- '<div id="accordion">',
- ' <div class="item">',
- ' <a id="linkTrigger" data-bs-toggle="collapse" href="#collapseOne" aria-expanded="false" aria-controls="collapseOne"></a>',
- ' <div id="collapseOne" data-bs-parent="#accordion" class="collapse" role="tabpanel" aria-labelledby="headingThree">',
- ' <div id="nestedAccordion">',
- ' <div class="item">',
- ' <a id="nestedLinkTrigger" data-bs-toggle="collapse" href="#nestedCollapseOne" aria-expanded="false" aria-controls="nestedCollapseOne"></a>',
- ' <div id="nestedCollapseOne" data-bs-parent="#nestedAccordion" class="collapse" role="tabpanel" aria-labelledby="headingThree"></div>',
- ' </div>',
- ' </div>',
- ' </div>',
- ' </div>',
- ' <div class="item">',
- ' <a id="linkTriggerTwo" data-bs-toggle="collapse" href="#collapseTwo" aria-expanded="false" aria-controls="collapseTwo"></a>',
- ' <div id="collapseTwo" data-bs-parent="#accordion" class="collapse show" role="tabpanel" aria-labelledby="headingTwo"></div>',
- ' </div>',
- '</div>'
- ].join('')
- const trigger = fixtureEl.querySelector('#linkTrigger')
- const triggerTwo = fixtureEl.querySelector('#linkTriggerTwo')
- const nestedTrigger = fixtureEl.querySelector('#nestedLinkTrigger')
- const collapseOne = fixtureEl.querySelector('#collapseOne')
- const collapseTwo = fixtureEl.querySelector('#collapseTwo')
- const nestedCollapseOne = fixtureEl.querySelector('#nestedCollapseOne')
- function handlerCollapseOne() {
- expect(collapseOne.classList.contains('show')).toEqual(true)
- expect(collapseTwo.classList.contains('show')).toEqual(false)
- expect(nestedCollapseOne.classList.contains('show')).toEqual(false)
- nestedCollapseOne.addEventListener('shown.bs.collapse', handlerNestedCollapseOne)
- nestedTrigger.click()
- collapseOne.removeEventListener('shown.bs.collapse', handlerCollapseOne)
- }
- function handlerNestedCollapseOne() {
- expect(collapseOne.classList.contains('show')).toEqual(true)
- expect(collapseTwo.classList.contains('show')).toEqual(false)
- expect(nestedCollapseOne.classList.contains('show')).toEqual(true)
- collapseTwo.addEventListener('shown.bs.collapse', () => {
- expect(collapseOne.classList.contains('show')).toEqual(false)
- expect(collapseTwo.classList.contains('show')).toEqual(true)
- expect(nestedCollapseOne.classList.contains('show')).toEqual(true)
- done()
- })
- triggerTwo.click()
- nestedCollapseOne.removeEventListener('shown.bs.collapse', handlerNestedCollapseOne)
- }
- collapseOne.addEventListener('shown.bs.collapse', handlerCollapseOne)
- trigger.click()
- })
- it('should add "collapsed" class and set aria-expanded to triggers only when all the targeted collapse are hidden', done => {
- fixtureEl.innerHTML = [
- '<a id="trigger1" role="button" data-bs-toggle="collapse" href="#test1"></a>',
- '<a id="trigger2" role="button" data-bs-toggle="collapse" href="#test2"></a>',
- '<a id="trigger3" role="button" data-bs-toggle="collapse" href=".multi"></a>',
- '<div id="test1" class="multi"></div>',
- '<div id="test2" class="multi"></div>'
- ].join('')
- const trigger1 = fixtureEl.querySelector('#trigger1')
- const trigger2 = fixtureEl.querySelector('#trigger2')
- const trigger3 = fixtureEl.querySelector('#trigger3')
- const target1 = fixtureEl.querySelector('#test1')
- const target2 = fixtureEl.querySelector('#test2')
- const target2Shown = () => {
- expect(trigger1.classList.contains('collapsed')).toEqual(false)
- expect(trigger1.getAttribute('aria-expanded')).toEqual('true')
- expect(trigger2.classList.contains('collapsed')).toEqual(false)
- expect(trigger2.getAttribute('aria-expanded')).toEqual('true')
- expect(trigger3.classList.contains('collapsed')).toEqual(false)
- expect(trigger3.getAttribute('aria-expanded')).toEqual('true')
- target2.addEventListener('hidden.bs.collapse', () => {
- expect(trigger1.classList.contains('collapsed')).toEqual(false)
- expect(trigger1.getAttribute('aria-expanded')).toEqual('true')
- expect(trigger2.classList.contains('collapsed')).toEqual(true)
- expect(trigger2.getAttribute('aria-expanded')).toEqual('false')
- expect(trigger3.classList.contains('collapsed')).toEqual(false)
- expect(trigger3.getAttribute('aria-expanded')).toEqual('true')
- target1.addEventListener('hidden.bs.collapse', () => {
- expect(trigger1.classList.contains('collapsed')).toEqual(true)
- expect(trigger1.getAttribute('aria-expanded')).toEqual('false')
- expect(trigger2.classList.contains('collapsed')).toEqual(true)
- expect(trigger2.getAttribute('aria-expanded')).toEqual('false')
- expect(trigger3.classList.contains('collapsed')).toEqual(true)
- expect(trigger3.getAttribute('aria-expanded')).toEqual('false')
- done()
- })
- trigger1.click()
- })
- trigger2.click()
- }
- target2.addEventListener('shown.bs.collapse', target2Shown)
- trigger3.click()
- })
- })
- describe('jQueryInterface', () => {
- it('should create a collapse', () => {
- fixtureEl.innerHTML = '<div></div>'
- const div = fixtureEl.querySelector('div')
- jQueryMock.fn.collapse = Collapse.jQueryInterface
- jQueryMock.elements = [div]
- jQueryMock.fn.collapse.call(jQueryMock)
- expect(Collapse.getInstance(div)).not.toBeNull()
- })
- it('should not re create a collapse', () => {
- fixtureEl.innerHTML = '<div></div>'
- const div = fixtureEl.querySelector('div')
- const collapse = new Collapse(div)
- jQueryMock.fn.collapse = Collapse.jQueryInterface
- jQueryMock.elements = [div]
- jQueryMock.fn.collapse.call(jQueryMock)
- expect(Collapse.getInstance(div)).toEqual(collapse)
- })
- it('should throw error on undefined method', () => {
- fixtureEl.innerHTML = '<div></div>'
- const div = fixtureEl.querySelector('div')
- const action = 'undefinedMethod'
- jQueryMock.fn.collapse = Collapse.jQueryInterface
- jQueryMock.elements = [div]
- expect(() => {
- jQueryMock.fn.collapse.call(jQueryMock, action)
- }).toThrowError(TypeError, `No method named "${action}"`)
- })
- })
- describe('getInstance', () => {
- it('should return collapse instance', () => {
- fixtureEl.innerHTML = '<div></div>'
- const div = fixtureEl.querySelector('div')
- const collapse = new Collapse(div)
- expect(Collapse.getInstance(div)).toEqual(collapse)
- expect(Collapse.getInstance(div)).toBeInstanceOf(Collapse)
- })
- it('should return null when there is no collapse instance', () => {
- fixtureEl.innerHTML = '<div></div>'
- const div = fixtureEl.querySelector('div')
- expect(Collapse.getInstance(div)).toEqual(null)
- })
- })
- describe('getOrCreateInstance', () => {
- it('should return collapse instance', () => {
- fixtureEl.innerHTML = '<div></div>'
- const div = fixtureEl.querySelector('div')
- const collapse = new Collapse(div)
- expect(Collapse.getOrCreateInstance(div)).toEqual(collapse)
- expect(Collapse.getInstance(div)).toEqual(Collapse.getOrCreateInstance(div, {}))
- expect(Collapse.getOrCreateInstance(div)).toBeInstanceOf(Collapse)
- })
- it('should return new instance when there is no collapse instance', () => {
- fixtureEl.innerHTML = '<div></div>'
- const div = fixtureEl.querySelector('div')
- expect(Collapse.getInstance(div)).toEqual(null)
- expect(Collapse.getOrCreateInstance(div)).toBeInstanceOf(Collapse)
- })
- it('should return new instance when there is no collapse instance with given configuration', () => {
- fixtureEl.innerHTML = '<div></div>'
- const div = fixtureEl.querySelector('div')
- expect(Collapse.getInstance(div)).toEqual(null)
- const collapse = Collapse.getOrCreateInstance(div, {
- toggle: false
- })
- expect(collapse).toBeInstanceOf(Collapse)
- expect(collapse._config.toggle).toEqual(false)
- })
- it('should return the instance when exists without given configuration', () => {
- fixtureEl.innerHTML = '<div></div>'
- const div = fixtureEl.querySelector('div')
- const collapse = new Collapse(div, {
- toggle: false
- })
- expect(Collapse.getInstance(div)).toEqual(collapse)
- const collapse2 = Collapse.getOrCreateInstance(div, {
- toggle: true
- })
- expect(collapse).toBeInstanceOf(Collapse)
- expect(collapse2).toEqual(collapse)
- expect(collapse2._config.toggle).toEqual(false)
- })
- })
- })
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