/var/www/vhosts/ihelp.ro/httpdocs/vendor/twbs/bootstrap/js/tests/unit
Edit: /var/www/vhosts/ihelp.ro/httpdocs/vendor/twbs/bootstrap/js/tests/unit/collapse.spec.js (37938B)
import Collapse from '../../src/collapse.js'
import EventHandler from '../../src/dom/event-handler.js'
import { clearFixture, getFixture, jQueryMock } from '../helpers/fixture.js'
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 = '
'
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 = [
'
'
].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 = [
'
'
].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 = [
'
'
].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 = '
'
const collapseEl = fixtureEl.querySelector('div')
const collapse = new Collapse(collapseEl)
const spy = spyOn(collapse, 'show')
collapse.toggle()
expect(spy).toHaveBeenCalled()
})
it('should call hide method if show class is present', () => {
fixtureEl.innerHTML = '
'
const collapseEl = fixtureEl.querySelector('.show')
const collapse = new Collapse(collapseEl, {
toggle: false
})
const spy = spyOn(collapse, 'hide')
collapse.toggle()
expect(spy).toHaveBeenCalled()
})
it('should find collapse children if they have collapse class too not only data-bs-parent', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
'
].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')
resolve()
})
collapseList[1].toggle()
})
})
})
describe('show', () => {
it('should do nothing if is transitioning', () => {
fixtureEl.innerHTML = '
'
const spy = spyOn(EventHandler, 'trigger')
const collapseEl = fixtureEl.querySelector('div')
const collapse = new Collapse(collapseEl, {
toggle: false
})
collapse._isTransitioning = true
collapse.show()
expect(spy).not.toHaveBeenCalled()
})
it('should do nothing if already shown', () => {
fixtureEl.innerHTML = '
'
const spy = spyOn(EventHandler, 'trigger')
const collapseEl = fixtureEl.querySelector('div')
const collapse = new Collapse(collapseEl, {
toggle: false
})
collapse.show()
expect(spy).not.toHaveBeenCalled()
})
it('should show a collapsed element', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = '
'
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('')
resolve()
})
collapse.show()
})
})
it('should show a collapsed element on width', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = '
'
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('')
resolve()
})
collapse.show()
})
})
it('should collapse only the first collapse', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
',
'
'
].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')
resolve()
})
collapse.show()
})
})
it('should be able to handle toggling of other children siblings', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
'
].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')
resolve()
})
parentBtn.click()
})
})
it('should not change tab tabpanels descendants on accordion', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
',
'
',
' ',
'
',
'
',
'
',
'
',
'
Home
',
'
Profile
',
'
',
'
',
'
',
'
',
'
'
].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) {
resolve()
}
collapse.hide()
})
collapse.show()
})
})
it('should not fire shown when show is prevented', () => {
return new Promise((resolve, reject) => {
fixtureEl.innerHTML = '
'
const collapseEl = fixtureEl.querySelector('div')
const collapse = new Collapse(collapseEl, {
toggle: false
})
const expectEnd = () => {
setTimeout(() => {
expect().nothing()
resolve()
}, 10)
}
collapseEl.addEventListener('show.bs.collapse', event => {
event.preventDefault()
expectEnd()
})
collapseEl.addEventListener('shown.bs.collapse', () => {
reject(new Error('should not fire shown event'))
})
collapse.show()
})
})
})
describe('hide', () => {
it('should do nothing if is transitioning', () => {
fixtureEl.innerHTML = '
'
const spy = spyOn(EventHandler, 'trigger')
const collapseEl = fixtureEl.querySelector('div')
const collapse = new Collapse(collapseEl, {
toggle: false
})
collapse._isTransitioning = true
collapse.hide()
expect(spy).not.toHaveBeenCalled()
})
it('should do nothing if already shown', () => {
fixtureEl.innerHTML = '
'
const spy = spyOn(EventHandler, 'trigger')
const collapseEl = fixtureEl.querySelector('div')
const collapse = new Collapse(collapseEl, {
toggle: false
})
collapse.hide()
expect(spy).not.toHaveBeenCalled()
})
it('should hide a collapsed element', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = '
'
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('')
resolve()
})
collapse.hide()
})
})
it('should not fire hidden when hide is prevented', () => {
return new Promise((resolve, reject) => {
fixtureEl.innerHTML = '
'
const collapseEl = fixtureEl.querySelector('div')
const collapse = new Collapse(collapseEl, {
toggle: false
})
const expectEnd = () => {
setTimeout(() => {
expect().nothing()
resolve()
}, 10)
}
collapseEl.addEventListener('hide.bs.collapse', event => {
event.preventDefault()
expectEnd()
})
collapseEl.addEventListener('hidden.bs.collapse', () => {
reject(new Error('should not fire hidden event'))
})
collapse.hide()
})
})
})
describe('dispose', () => {
it('should destroy a collapse', () => {
fixtureEl.innerHTML = '
'
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', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
',
' ',
'',
'
'
].join('')
const triggerEl = fixtureEl.querySelector('a')
const nestedTriggerEl = fixtureEl.querySelector('#nested')
const spy = spyOn(Event.prototype, 'preventDefault').and.callThrough()
triggerEl.addEventListener('click', event => {
expect(event.target.isEqualNode(nestedTriggerEl)).toBeTrue()
expect(event.delegateTarget.isEqualNode(triggerEl)).toBeTrue()
expect(spy).toHaveBeenCalled()
resolve()
})
nestedTriggerEl.click()
})
})
it('should show multiple collapsed elements', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
',
'
',
'
'
].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')
resolve()
})
trigger.click()
})
})
it('should hide multiple collapsed elements', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
',
'
',
'
'
].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')
resolve()
})
trigger.click()
})
})
it('should remove "collapsed" class from target when collapse is shown', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
',
'
',
'
'
].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')
resolve()
})
link1.click()
})
})
it('should add "collapsed" class to target when collapse is hidden', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
',
'
',
'
'
].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')
resolve()
})
link1.click()
})
})
it('should allow accordion to use children other than card', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
'
].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')
resolve()
})
triggerTwo.click()
})
trigger.click()
})
})
it('should not prevent event for input', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
',
'
'
].join('')
const target = fixtureEl.querySelector('input')
const collapseEl = fixtureEl.querySelector('#collapsediv1')
collapseEl.addEventListener('shown.bs.collapse', () => {
expect(collapseEl).toHaveClass('show')
expect(target.checked).toBeTrue()
resolve()
})
target.click()
})
})
it('should allow accordion to contain nested elements', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
'
].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')
resolve()
})
triggerTwoEl.click()
})
triggerEl.click()
})
})
it('should allow accordion to target multiple elements', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
',
'
',
'
',
'
',
'
',
'
',
'
',
'
'
].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')
resolve()
}
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', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
'
].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')
resolve()
})
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', () => {
return new Promise(resolve => {
fixtureEl.innerHTML = [
'
',
'
',
'
',
'
',
'
'
].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(`#${CSS.escape('0/my/id')}`)
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')
resolve()
})
trigger1.click()
})
trigger2.click()
}
target2.addEventListener('shown.bs.collapse', target2Shown)
trigger3.click()
})
})
})
describe('jQueryInterface', () => {
it('should create a collapse', () => {
fixtureEl.innerHTML = '
'
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 = '
'
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 = '
'
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 = '
'
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 = '
'
const div = fixtureEl.querySelector('div')
expect(Collapse.getInstance(div)).toBeNull()
})
})
describe('getOrCreateInstance', () => {
it('should return collapse instance', () => {
fixtureEl.innerHTML = '
'
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 = '
'
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 = '
'
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 = '
'
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()
})
})
})