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Bootstrap/js/tests/unit/tab.spec.js

594 lines
20 KiB
JavaScript

import Tab from '../../src/tab'
/** Test helpers */
import { getFixture, clearFixture, jQueryMock } from '../helpers/fixture'
describe('Tab', () => {
let fixtureEl
beforeAll(() => {
fixtureEl = getFixture()
})
afterEach(() => {
clearFixture()
})
describe('VERSION', () => {
it('should return plugin version', () => {
expect(Tab.VERSION).toEqual(jasmine.any(String))
})
})
describe('show', () => {
it('should activate element by tab id', done => {
fixtureEl.innerHTML = [
'<ul class="nav">',
' <li><a href="#home" role="tab">Home</a></li>',
' <li><a id="triggerProfile" role="tab" href="#profile">Profile</a></li>',
'</ul>',
'<ul><li id="home"/><li id="profile"/></ul>'
].join('')
const profileTriggerEl = fixtureEl.querySelector('#triggerProfile')
const tab = new Tab(profileTriggerEl)
profileTriggerEl.addEventListener('shown.bs.tab', () => {
expect(fixtureEl.querySelector('#profile').classList.contains('active')).toEqual(true)
expect(profileTriggerEl.getAttribute('aria-selected')).toEqual('true')
done()
})
tab.show()
})
it('should activate element by tab id in ordered list', done => {
fixtureEl.innerHTML = [
'<ol class="nav nav-pills">',
' <li><a href="#home">Home</a></li>',
' <li><a id="triggerProfile" href="#profile">Profile</a></li>',
'</ol>',
'<ol><li id="home"/><li id="profile"/></ol>'
].join('')
const profileTriggerEl = fixtureEl.querySelector('#triggerProfile')
const tab = new Tab(profileTriggerEl)
profileTriggerEl.addEventListener('shown.bs.tab', () => {
expect(fixtureEl.querySelector('#profile').classList.contains('active')).toEqual(true)
done()
})
tab.show()
})
it('should activate element by tab id in nav list', done => {
fixtureEl.innerHTML = [
'<nav class="nav">',
' <a href="#home">Home</a>',
' <a id="triggerProfile" href="#profile">Profile</a>',
'</nav>',
'<nav><div id="home"></div><div id="profile"></div></nav>'
].join('')
const profileTriggerEl = fixtureEl.querySelector('#triggerProfile')
const tab = new Tab(profileTriggerEl)
profileTriggerEl.addEventListener('shown.bs.tab', () => {
expect(fixtureEl.querySelector('#profile').classList.contains('active')).toEqual(true)
done()
})
tab.show()
})
it('should activate element by tab id in list group', done => {
fixtureEl.innerHTML = [
'<div class="list-group">',
' <a href="#home">Home</a>',
' <a id="triggerProfile" href="#profile">Profile</a>',
'</div>',
'<nav><div id="home"></div><div id="profile"></div></nav>'
].join('')
const profileTriggerEl = fixtureEl.querySelector('#triggerProfile')
const tab = new Tab(profileTriggerEl)
profileTriggerEl.addEventListener('shown.bs.tab', () => {
expect(fixtureEl.querySelector('#profile').classList.contains('active')).toEqual(true)
done()
})
tab.show()
})
it('should not fire shown when show is prevented', done => {
fixtureEl.innerHTML = '<div class="nav"></div>'
const navEl = fixtureEl.querySelector('div')
const tab = new Tab(navEl)
const expectDone = () => {
setTimeout(() => {
expect().nothing()
done()
}, 30)
}
navEl.addEventListener('show.bs.tab', ev => {
ev.preventDefault()
expectDone()
})
navEl.addEventListener('shown.bs.tab', () => {
throw new Error('should not trigger shown event')
})
tab.show()
})
it('should not fire shown when tab is already active', done => {
fixtureEl.innerHTML = [
'<ul class="nav nav-tabs" role="tablist">',
' <li class="nav-item"><a href="#home" class="nav-link active" role="tab">Home</a></li>',
' <li class="nav-item"><a href="#profile" class="nav-link" role="tab">Profile</a></li>',
'</ul>',
'<div class="tab-content">',
' <div class="tab-pane active" id="home" role="tabpanel"></div>',
' <div class="tab-pane" id="profile" role="tabpanel"></div>',
'</div>'
].join('')
const triggerActive = fixtureEl.querySelector('a.active')
const tab = new Tab(triggerActive)
triggerActive.addEventListener('shown.bs.tab', () => {
throw new Error('should not trigger shown event')
})
tab.show()
setTimeout(() => {
expect().nothing()
done()
}, 30)
})
it('should not fire shown when tab is disabled', done => {
fixtureEl.innerHTML = [
'<ul class="nav nav-tabs" role="tablist">',
' <li class="nav-item"><a href="#home" class="nav-link active" role="tab">Home</a></li>',
' <li class="nav-item"><a href="#profile" class="nav-link disabled" role="tab">Profile</a></li>',
'</ul>',
'<div class="tab-content">',
' <div class="tab-pane active" id="home" role="tabpanel"></div>',
' <div class="tab-pane" id="profile" role="tabpanel"></div>',
'</div>'
].join('')
const triggerDisabled = fixtureEl.querySelector('a.disabled')
const tab = new Tab(triggerDisabled)
triggerDisabled.addEventListener('shown.bs.tab', () => {
throw new Error('should not trigger shown event')
})
tab.show()
setTimeout(() => {
expect().nothing()
done()
}, 30)
})
it('show and shown events should reference correct relatedTarget', done => {
fixtureEl.innerHTML = [
'<ul class="nav nav-tabs" role="tablist">',
' <li class="nav-item"><a href="#home" class="nav-link active" role="tab">Home</a></li>',
' <li class="nav-item"><a id="triggerProfile" href="#profile" class="nav-link" role="tab">Profile</a></li>',
'</ul>',
'<div class="tab-content">',
' <div class="tab-pane active" id="home" role="tabpanel"></div>',
' <div class="tab-pane" id="profile" role="tabpanel"></div>',
'</div>'
].join('')
const secondTabTrigger = fixtureEl.querySelector('#triggerProfile')
const secondTab = new Tab(secondTabTrigger)
secondTabTrigger.addEventListener('show.bs.tab', ev => {
expect(ev.relatedTarget.hash).toEqual('#home')
})
secondTabTrigger.addEventListener('shown.bs.tab', ev => {
expect(ev.relatedTarget.hash).toEqual('#home')
expect(secondTabTrigger.getAttribute('aria-selected')).toEqual('true')
expect(fixtureEl.querySelector('a:not(.active)').getAttribute('aria-selected')).toEqual('false')
done()
})
secondTab.show()
})
it('should fire hide and hidden events', done => {
fixtureEl.innerHTML = [
'<ul class="nav">',
' <li><a href="#home">Home</a></li>',
' <li><a href="#profile">Profile</a></li>',
'</ul>'
].join('')
const triggerList = fixtureEl.querySelectorAll('a')
const firstTab = new Tab(triggerList[0])
const secondTab = new Tab(triggerList[1])
let hideCalled = false
triggerList[0].addEventListener('shown.bs.tab', () => {
secondTab.show()
})
triggerList[0].addEventListener('hide.bs.tab', ev => {
hideCalled = true
expect(ev.relatedTarget.hash).toEqual('#profile')
})
triggerList[0].addEventListener('hidden.bs.tab', ev => {
expect(hideCalled).toEqual(true)
expect(ev.relatedTarget.hash).toEqual('#profile')
done()
})
firstTab.show()
})
it('should not fire hidden when hide is prevented', done => {
fixtureEl.innerHTML = [
'<ul class="nav">',
' <li><a href="#home">Home</a></li>',
' <li><a href="#profile">Profile</a></li>',
'</ul>'
].join('')
const triggerList = fixtureEl.querySelectorAll('a')
const firstTab = new Tab(triggerList[0])
const secondTab = new Tab(triggerList[1])
const expectDone = () => {
setTimeout(() => {
expect().nothing()
done()
}, 30)
}
triggerList[0].addEventListener('shown.bs.tab', () => {
secondTab.show()
})
triggerList[0].addEventListener('hide.bs.tab', ev => {
ev.preventDefault()
expectDone()
})
triggerList[0].addEventListener('hidden.bs.tab', () => {
throw new Error('should not trigger hidden')
})
firstTab.show()
})
it('should handle removed tabs', done => {
fixtureEl.innerHTML = [
'<ul class="nav nav-tabs" role="tablist">',
' <li class="nav-item">',
' <a class="nav-link nav-tab" href="#profile" role="tab" data-toggle="tab">',
' <button class="close"><span aria-hidden="true">&times;</span></button>',
' </a>',
' </li>',
' <li class="nav-item">',
' <a id="secondNav" class="nav-link nav-tab" href="#buzz" role="tab" data-toggle="tab">',
' <button class="close"><span aria-hidden="true">&times;</span></button>',
' </a>',
' </li>',
' <li class="nav-item">',
' <a class="nav-link nav-tab" href="#references" role="tab" data-toggle="tab">',
' <button id="btnClose" class="close"><span aria-hidden="true">&times;</span></button>',
' </a>',
' </li>',
'</ul>',
'<div class="tab-content">',
' <div role="tabpanel" class="tab-pane fade show active" id="profile">test 1</div>',
' <div role="tabpanel" class="tab-pane fade" id="buzz">test 2</div>',
' <div role="tabpanel" class="tab-pane fade" id="references">test 3</div>',
'</div>'
].join('')
const secondNavEl = fixtureEl.querySelector('#secondNav')
const btnCloseEl = fixtureEl.querySelector('#btnClose')
const secondNavTab = new Tab(secondNavEl)
secondNavEl.addEventListener('shown.bs.tab', () => {
expect(fixtureEl.querySelectorAll('.nav-tab').length).toEqual(2)
done()
})
btnCloseEl.addEventListener('click', () => {
const linkEl = btnCloseEl.parentNode
const liEl = linkEl.parentNode
const tabId = linkEl.getAttribute('href')
const tabIdEl = fixtureEl.querySelector(tabId)
liEl.parentNode.removeChild(liEl)
tabIdEl.parentNode.removeChild(tabIdEl)
secondNavTab.show()
})
btnCloseEl.click()
})
})
describe('dispose', () => {
it('should dispose a tab', () => {
fixtureEl.innerHTML = '<div></div>'
const el = fixtureEl.querySelector('div')
const tab = new Tab(fixtureEl.querySelector('div'))
expect(Tab.getInstance(el)).not.toBeNull()
tab.dispose()
expect(Tab.getInstance(el)).toBeNull()
})
})
describe('jQueryInterface', () => {
it('should create a tab', () => {
fixtureEl.innerHTML = '<div></div>'
const div = fixtureEl.querySelector('div')
jQueryMock.fn.tab = Tab.jQueryInterface
jQueryMock.elements = [div]
jQueryMock.fn.tab.call(jQueryMock)
expect(Tab.getInstance(div)).toBeDefined()
})
it('should not re create a tab', () => {
fixtureEl.innerHTML = '<div></div>'
const div = fixtureEl.querySelector('div')
const tab = new Tab(div)
jQueryMock.fn.tab = Tab.jQueryInterface
jQueryMock.elements = [div]
jQueryMock.fn.tab.call(jQueryMock)
expect(Tab.getInstance(div)).toEqual(tab)
})
it('should call a tab method', () => {
fixtureEl.innerHTML = '<div></div>'
const div = fixtureEl.querySelector('div')
const tab = new Tab(div)
spyOn(tab, 'show')
jQueryMock.fn.tab = Tab.jQueryInterface
jQueryMock.elements = [div]
jQueryMock.fn.tab.call(jQueryMock, 'show')
expect(Tab.getInstance(div)).toEqual(tab)
expect(tab.show).toHaveBeenCalled()
})
it('should throw error on undefined method', () => {
fixtureEl.innerHTML = '<div></div>'
const div = fixtureEl.querySelector('div')
const action = 'undefinedMethod'
jQueryMock.fn.tab = Tab.jQueryInterface
jQueryMock.elements = [div]
try {
jQueryMock.fn.tab.call(jQueryMock, action)
} catch (error) {
expect(error.message).toEqual(`No method named "${action}"`)
}
})
})
describe('getInstance', () => {
it('should return null if there is no instance', () => {
expect(Tab.getInstance(fixtureEl)).toEqual(null)
})
it('should return this instance', () => {
fixtureEl.innerHTML = '<div></div>'
const divEl = fixtureEl.querySelector('div')
const tab = new Tab(divEl)
expect(Tab.getInstance(divEl)).toEqual(tab)
})
})
describe('data-api', () => {
it('should create dynamically a tab', done => {
fixtureEl.innerHTML = [
'<ul class="nav nav-tabs" role="tablist">',
' <li class="nav-item"><a href="#home" class="nav-link active" role="tab">Home</a></li>',
' <li class="nav-item"><a id="triggerProfile" data-toggle="tab" href="#profile" class="nav-link" role="tab">Profile</a></li>',
'</ul>',
'<div class="tab-content">',
' <div class="tab-pane active" id="home" role="tabpanel"></div>',
' <div class="tab-pane" id="profile" role="tabpanel"></div>',
'</div>'
].join('')
const secondTabTrigger = fixtureEl.querySelector('#triggerProfile')
secondTabTrigger.addEventListener('shown.bs.tab', () => {
expect(secondTabTrigger.classList.contains('active')).toEqual(true)
expect(fixtureEl.querySelector('#profile').classList.contains('active')).toEqual(true)
done()
})
secondTabTrigger.click()
})
it('selected tab should deactivate previous selected link in dropdown', () => {
fixtureEl.innerHTML = [
'<ul class="nav nav-tabs">',
' <li class="nav-item"><a class="nav-link" href="#home" data-toggle="tab">Home</a></li>',
' <li class="nav-item"><a class="nav-link" href="#profile" data-toggle="tab">Profile</a></li>',
' <li class="nav-item dropdown">',
' <a class="nav-link dropdown-toggle active" data-toggle="dropdown" href="#">Dropdown</>',
' <div class="dropdown-menu">',
' <a class="dropdown-item active" href="#dropdown1" id="dropdown1-tab" data-toggle="tab">@fat</a>',
' <a class="dropdown-item" href="#dropdown2" id="dropdown2-tab" data-toggle="tab">@mdo</a>',
' </div>',
' </li>',
'</ul>'
].join('')
const firstLiLinkEl = fixtureEl.querySelector('li:first-child a')
firstLiLinkEl.click()
expect(firstLiLinkEl.classList.contains('active')).toEqual(true)
expect(fixtureEl.querySelector('li:last-child a').classList.contains('active')).toEqual(false)
expect(fixtureEl.querySelector('li:last-child .dropdown-menu a:first-child').classList.contains('active')).toEqual(false)
})
it('should handle nested tabs', done => {
fixtureEl.innerHTML = [
'<nav class="nav nav-tabs" role="tablist">',
' <a id="tab1" href="#x-tab1" class="nav-item nav-link" data-toggle="tab" role="tab" aria-controls="x-tab1">Tab 1</a>',
' <a href="#x-tab2" class="nav-item nav-link active" data-toggle="tab" role="tab" aria-controls="x-tab2" aria-selected="true">Tab 2</a>',
' <a href="#x-tab3" class="nav-item nav-link" data-toggle="tab" role="tab" aria-controls="x-tab3">Tab 3</a>',
'</nav>',
'<div class="tab-content">',
' <div class="tab-pane" id="x-tab1" role="tabpanel">',
' <nav class="nav nav-tabs" role="tablist">',
' <a href="#nested-tab1" class="nav-item nav-link active" data-toggle="tab" role="tab" aria-controls="x-tab1" aria-selected="true">Nested Tab 1</a>',
' <a id="tabNested2" href="#nested-tab2" class="nav-item nav-link" data-toggle="tab" role="tab" aria-controls="x-profile">Nested Tab2</a>',
' </nav>',
' <div class="tab-content">',
' <div class="tab-pane active" id="nested-tab1" role="tabpanel">Nested Tab1 Content</div>',
' <div class="tab-pane" id="nested-tab2" role="tabpanel">Nested Tab2 Content</div>',
' </div>',
' </div>',
' <div class="tab-pane active" id="x-tab2" role="tabpanel">Tab2 Content</div>',
' <div class="tab-pane" id="x-tab3" role="tabpanel">Tab3 Content</div>',
'</div>'
].join('')
const tab1El = fixtureEl.querySelector('#tab1')
const tabNested2El = fixtureEl.querySelector('#tabNested2')
const xTab1El = fixtureEl.querySelector('#x-tab1')
tabNested2El.addEventListener('shown.bs.tab', () => {
expect(xTab1El.classList.contains('active')).toEqual(true)
done()
})
tab1El.addEventListener('shown.bs.tab', () => {
expect(xTab1El.classList.contains('active')).toEqual(true)
tabNested2El.click()
})
tab1El.click()
})
it('should not remove fade class if no active pane is present', done => {
fixtureEl.innerHTML = [
'<ul class="nav nav-tabs" role="tablist">',
' <li class="nav-item"><a id="tab-home" href="#home" class="nav-link" data-toggle="tab" role="tab">Home</a></li>',
' <li class="nav-item"><a id="tab-profile" href="#profile" class="nav-link" data-toggle="tab" role="tab">Profile</a></li>',
'</ul>',
'<div class="tab-content">',
' <div class="tab-pane fade" id="home" role="tabpanel"></div>',
' <div class="tab-pane fade" id="profile" role="tabpanel"></div>',
'</div>'
].join('')
const triggerTabProfileEl = fixtureEl.querySelector('#tab-profile')
const triggerTabHomeEl = fixtureEl.querySelector('#tab-home')
const tabProfileEl = fixtureEl.querySelector('#profile')
const tabHomeEl = fixtureEl.querySelector('#home')
triggerTabProfileEl.addEventListener('shown.bs.tab', () => {
expect(tabProfileEl.classList.contains('fade')).toEqual(true)
expect(tabProfileEl.classList.contains('show')).toEqual(true)
triggerTabHomeEl.addEventListener('shown.bs.tab', () => {
expect(tabProfileEl.classList.contains('fade')).toEqual(true)
expect(tabProfileEl.classList.contains('show')).toEqual(false)
expect(tabHomeEl.classList.contains('fade')).toEqual(true)
expect(tabHomeEl.classList.contains('show')).toEqual(true)
done()
})
triggerTabHomeEl.click()
})
triggerTabProfileEl.click()
})
it('should not add show class to tab panes if there is no `.fade` class', done => {
fixtureEl.innerHTML = [
'<ul class="nav nav-tabs" role="tablist">',
' <li class="nav-item">',
' <a class="nav-link nav-tab" href="#home" role="tab" data-toggle="tab">Home</a>',
' </li>',
' <li class="nav-item">',
' <a id="secondNav" class="nav-link nav-tab" href="#profile" role="tab" data-toggle="tab">Profile</a>',
' </li>',
'</ul>',
'<div class="tab-content">',
' <div role="tabpanel" class="tab-pane" id="home">test 1</div>',
' <div role="tabpanel" class="tab-pane" id="profile">test 2</div>',
'</div>'
].join('')
const secondNavEl = fixtureEl.querySelector('#secondNav')
secondNavEl.addEventListener('shown.bs.tab', () => {
expect(fixtureEl.querySelectorAll('.show').length).toEqual(0)
done()
})
secondNavEl.click()
})
it('should add show class to tab panes if there is a `.fade` class', done => {
fixtureEl.innerHTML = [
'<ul class="nav nav-tabs" role="tablist">',
' <li class="nav-item">',
' <a class="nav-link nav-tab" href="#home" role="tab" data-toggle="tab">Home</a>',
' </li>',
' <li class="nav-item">',
' <a id="secondNav" class="nav-link nav-tab" href="#profile" role="tab" data-toggle="tab">Profile</a>',
' </li>',
'</ul>',
'<div class="tab-content">',
' <div role="tabpanel" class="tab-pane fade" id="home">test 1</div>',
' <div role="tabpanel" class="tab-pane fade" id="profile">test 2</div>',
'</div>'
].join('')
const secondNavEl = fixtureEl.querySelector('#secondNav')
secondNavEl.addEventListener('shown.bs.tab', () => {
expect(fixtureEl.querySelectorAll('.show').length).toEqual(1)
done()
})
secondNavEl.click()
})
})
})