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Bootstrap/js/tests/unit/collapse.spec.js
2021-12-02 12:01:11 +02:00

1023 lines
36 KiB
JavaScript

import Collapse from '../../src/collapse'
import EventHandler from '../../src/dom/event-handler'
import { clearFixture, getFixture, 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(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(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).toHaveClass('show')
expect(collapseEl1).not.toHaveClass('show')
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).toHaveClass('show')
expect(collapseEl.style.height).toEqual('')
done()
})
collapse.show()
})
it('should show a collapsed element on width', done => {
fixtureEl.innerHTML = '<div class="collapse collapse-horizontal" 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).toHaveClass('show')
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).toHaveClass('show')
expect(el2).toHaveClass('show')
done()
})
collapse.show()
})
it('should be able to handle toggling of other children siblings', done => {
fixtureEl.innerHTML = [
'<div id="parentGroup" class="accordion">',
' <div id="parentHeader" class="accordion-header">',
' <button data-bs-target="#parentContent" data-bs-toggle="collapse" role="button" class="accordion-toggle">Parent</button>',
' </div>',
' <div id="parentContent" class="accordion-collapse collapse" aria-labelledby="parentHeader" data-bs-parent="#parentGroup">',
' <div class="accordion-body">',
' <div id="childGroup" class="accordion">',
' <div class="accordion-item">',
' <div id="childHeader1" class="accordion-header">',
' <button data-bs-target="#childContent1" data-bs-toggle="collapse" role="button" class="accordion-toggle">Child 1</button>',
' </div>',
' <div id="childContent1" class="accordion-collapse collapse" aria-labelledby="childHeader1" data-bs-parent="#childGroup">',
' <div>content</div>',
' </div>',
' </div>',
' <div class="accordion-item">',
' <div id="childHeader2" class="accordion-header">',
' <button data-bs-target="#childContent2" data-bs-toggle="collapse" role="button" class="accordion-toggle">Child 2</button>',
' </div>',
' <div id="childContent2" class="accordion-collapse collapse" aria-labelledby="childHeader2" data-bs-parent="#childGroup">',
' <div>content</div>',
' </div>',
' </div>',
' </div>',
' </div>',
' </div>',
'</div>'
].join('')
const el = selector => fixtureEl.querySelector(selector)
const parentBtn = el('[data-bs-target="#parentContent"]')
const childBtn1 = el('[data-bs-target="#childContent1"]')
const childBtn2 = el('[data-bs-target="#childContent2"]')
const parentCollapseEl = el('#parentContent')
const childCollapseEl1 = el('#childContent1')
const childCollapseEl2 = el('#childContent2')
parentCollapseEl.addEventListener('shown.bs.collapse', () => {
expect(parentCollapseEl).toHaveClass('show')
childBtn1.click()
})
childCollapseEl1.addEventListener('shown.bs.collapse', () => {
expect(childCollapseEl1).toHaveClass('show')
childBtn2.click()
})
childCollapseEl2.addEventListener('shown.bs.collapse', () => {
expect(childCollapseEl2).toHaveClass('show')
expect(childCollapseEl1).not.toHaveClass('show')
done()
})
parentBtn.click()
})
it('should not change tab tabpanels descendants on accordion', done => {
fixtureEl.innerHTML = [
'<div class="accordion" id="accordionExample">',
' <div class="accordion-item">',
' <h2 class="accordion-header" id="headingOne">',
' <button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#collapseOne" aria-expanded="true" aria-controls="collapseOne">',
' Accordion Item #1',
' </button>',
' </h2>',
' <div id="collapseOne" class="accordion-collapse collapse show" aria-labelledby="headingOne" data-bs-parent="#accordionExample">',
' <div class="accordion-body">',
' <nav>',
' <div class="nav nav-tabs" id="nav-tab" role="tablist">',
' <button class="nav-link active" id="nav-home-tab" data-bs-toggle="tab" data-bs-target="#nav-home" type="button" role="tab" aria-controls="nav-home" aria-selected="true">Home</button>',
' <button class="nav-link" id="nav-profile-tab" data-bs-toggle="tab" data-bs-target="#nav-profile" type="button" role="tab" aria-controls="nav-profile" aria-selected="false">Profile</button>',
' </div>',
' </nav>',
' <div class="tab-content" id="nav-tabContent">',
' <div class="tab-pane fade show active" id="nav-home" role="tabpanel" aria-labelledby="nav-home-tab">Home</div>',
' <div class="tab-pane fade" id="nav-profile" role="tabpanel" aria-labelledby="nav-profile-tab">Profile</div>',
' </div>',
' </div>',
' </div>',
' </div>',
'</div>'
].join('')
const el = fixtureEl.querySelector('#collapseOne')
const activeTabPane = fixtureEl.querySelector('#nav-home')
const collapse = new Collapse(el)
let times = 1
el.addEventListener('hidden.bs.collapse', () => {
collapse.show()
})
el.addEventListener('shown.bs.collapse', () => {
expect(activeTabPane).toHaveClass('show')
times++
if (times === 2) {
done()
}
collapse.hide()
})
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', event => {
event.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).not.toHaveClass('show')
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', event => {
event.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)).toBeNull()
})
})
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)).toBeTrue()
expect(event.delegateTarget.isEqualNode(triggerEl)).toBeTrue()
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).not.toHaveClass('collapsed')
expect(collapse1).toHaveClass('show')
expect(collapse1).toHaveClass('show')
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).toHaveClass('collapsed')
expect(collapse1).not.toHaveClass('show')
expect(collapse1).not.toHaveClass('show')
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).not.toHaveClass('collapsed')
expect(link2).not.toHaveClass('collapsed')
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).toHaveClass('collapsed')
expect(link2).toHaveClass('collapsed')
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).toHaveClass('show')
expect(collapseTwo).not.toHaveClass('show')
collapseTwo.addEventListener('shown.bs.collapse', () => {
expect(collapseOne).not.toHaveClass('show')
expect(collapseTwo).toHaveClass('show')
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).toHaveClass('show')
expect(target.checked).toBeTrue()
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).toHaveClass('show')
expect(triggerEl).not.toHaveClass('collapsed')
expect(triggerEl.getAttribute('aria-expanded')).toEqual('true')
expect(collapseTwoEl).not.toHaveClass('show')
expect(triggerTwoEl).toHaveClass('collapsed')
expect(triggerTwoEl.getAttribute('aria-expanded')).toEqual('false')
collapseTwoEl.addEventListener('shown.bs.collapse', () => {
expect(collapseOneEl).not.toHaveClass('show')
expect(triggerEl).toHaveClass('collapsed')
expect(triggerEl.getAttribute('aria-expanded')).toEqual('false')
expect(collapseTwoEl).toHaveClass('show')
expect(triggerTwoEl).not.toHaveClass('collapsed')
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).toHaveClass('show')
expect(collapseOneTwo).toHaveClass('show')
expect(collapseTwoOne).not.toHaveClass('show')
expect(collapseTwoTwo).not.toHaveClass('show')
triggerTwo.click()
}
function secondTest() {
expect(collapseOneOne).not.toHaveClass('show')
expect(collapseOneTwo).not.toHaveClass('show')
expect(collapseTwoOne).toHaveClass('show')
expect(collapseTwoTwo).toHaveClass('show')
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).toHaveClass('show')
expect(collapseTwo).not.toHaveClass('show')
expect(nestedCollapseOne).not.toHaveClass('show')
nestedCollapseOne.addEventListener('shown.bs.collapse', handlerNestedCollapseOne)
nestedTrigger.click()
collapseOne.removeEventListener('shown.bs.collapse', handlerCollapseOne)
}
function handlerNestedCollapseOne() {
expect(collapseOne).toHaveClass('show')
expect(collapseTwo).not.toHaveClass('show')
expect(nestedCollapseOne).toHaveClass('show')
collapseTwo.addEventListener('shown.bs.collapse', () => {
expect(collapseOne).not.toHaveClass('show')
expect(collapseTwo).toHaveClass('show')
expect(nestedCollapseOne).toHaveClass('show')
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).not.toHaveClass('collapsed')
expect(trigger1.getAttribute('aria-expanded')).toEqual('true')
expect(trigger2).not.toHaveClass('collapsed')
expect(trigger2.getAttribute('aria-expanded')).toEqual('true')
expect(trigger3).not.toHaveClass('collapsed')
expect(trigger3.getAttribute('aria-expanded')).toEqual('true')
target2.addEventListener('hidden.bs.collapse', () => {
expect(trigger1).not.toHaveClass('collapsed')
expect(trigger1.getAttribute('aria-expanded')).toEqual('true')
expect(trigger2).toHaveClass('collapsed')
expect(trigger2.getAttribute('aria-expanded')).toEqual('false')
expect(trigger3).not.toHaveClass('collapsed')
expect(trigger3.getAttribute('aria-expanded')).toEqual('true')
target1.addEventListener('hidden.bs.collapse', () => {
expect(trigger1).toHaveClass('collapsed')
expect(trigger1.getAttribute('aria-expanded')).toEqual('false')
expect(trigger2).toHaveClass('collapsed')
expect(trigger2.getAttribute('aria-expanded')).toEqual('false')
expect(trigger3).toHaveClass('collapsed')
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)).toBeNull()
})
})
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)).toBeNull()
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)).toBeNull()
const collapse = Collapse.getOrCreateInstance(div, {
toggle: false
})
expect(collapse).toBeInstanceOf(Collapse)
expect(collapse._config.toggle).toBeFalse()
})
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).toBeFalse()
})
})
})