Adding upstream version 5.2.3+dfsg.
Signed-off-by: Daniel Baumann <daniel@debian.org>
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617 changed files with 89471 additions and 0 deletions
946
js/tests/unit/scrollspy.spec.js
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946
js/tests/unit/scrollspy.spec.js
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import ScrollSpy from '../../src/scrollspy'
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/** Test helpers */
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import { clearFixture, createEvent, getFixture, jQueryMock } from '../helpers/fixture'
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import EventHandler from '../../src/dom/event-handler'
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describe('ScrollSpy', () => {
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let fixtureEl
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const getElementScrollSpy = element => element.scrollTo ?
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spyOn(element, 'scrollTo').and.callThrough() :
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spyOnProperty(element, 'scrollTop', 'set').and.callThrough()
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const scrollTo = (el, height) => {
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el.scrollTop = height
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}
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const onScrollStop = (callback, element, timeout = 30) => {
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let handle = null
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const onScroll = function () {
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if (handle) {
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window.clearTimeout(handle)
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}
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handle = setTimeout(() => {
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element.removeEventListener('scroll', onScroll)
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callback()
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}, timeout + 1)
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}
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element.addEventListener('scroll', onScroll)
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}
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const getDummyFixture = () => {
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return [
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'<nav id="navBar" class="navbar">',
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' <ul class="nav">',
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' <li class="nav-item"><a id="li-jsm-1" class="nav-link" href="#div-jsm-1">div 1</a></li>',
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' </ul>',
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'</nav>',
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'<div class="content" data-bs-target="#navBar" style="overflow-y: auto">',
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' <div id="div-jsm-1">div 1</div>',
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'</div>'
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].join('')
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}
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const testElementIsActiveAfterScroll = ({ elementSelector, targetSelector, contentEl, scrollSpy, cb }) => {
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const element = fixtureEl.querySelector(elementSelector)
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const target = fixtureEl.querySelector(targetSelector)
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// add top padding to fix Chrome on Android failures
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const paddingTop = 0
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const parentOffset = getComputedStyle(contentEl).getPropertyValue('position') === 'relative' ? 0 : contentEl.offsetTop
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const scrollHeight = (target.offsetTop - parentOffset) + paddingTop
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contentEl.addEventListener('activate.bs.scrollspy', event => {
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if (scrollSpy._activeTarget !== element) {
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return
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}
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expect(element).toHaveClass('active')
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expect(scrollSpy._activeTarget).toEqual(element)
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expect(event.relatedTarget).toEqual(element)
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cb()
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})
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setTimeout(() => { // in case we scroll something before the test
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scrollTo(contentEl, scrollHeight)
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}, 100)
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}
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beforeAll(() => {
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fixtureEl = getFixture()
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})
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afterEach(() => {
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clearFixture()
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})
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describe('VERSION', () => {
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it('should return plugin version', () => {
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expect(ScrollSpy.VERSION).toEqual(jasmine.any(String))
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})
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})
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describe('Default', () => {
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it('should return plugin default config', () => {
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expect(ScrollSpy.Default).toEqual(jasmine.any(Object))
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})
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})
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describe('DATA_KEY', () => {
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it('should return plugin data key', () => {
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expect(ScrollSpy.DATA_KEY).toEqual('bs.scrollspy')
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})
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})
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describe('constructor', () => {
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it('should take care of element either passed as a CSS selector or DOM element', () => {
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fixtureEl.innerHTML = getDummyFixture()
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const sSpyEl = fixtureEl.querySelector('.content')
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const sSpyBySelector = new ScrollSpy('.content')
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const sSpyByElement = new ScrollSpy(sSpyEl)
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expect(sSpyBySelector._element).toEqual(sSpyEl)
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expect(sSpyByElement._element).toEqual(sSpyEl)
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})
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it('should null, if element is not scrollable', () => {
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fixtureEl.innerHTML = [
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'<nav id="navigation" class="navbar">',
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' <ul class="navbar-nav">' +
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' <li class="nav-item"><a class="nav-link active" id="one-link" href="#">One</a></li>' +
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' </ul>',
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'</nav>',
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'<div id="content">',
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' <div id="1" style="height: 300px;">test</div>',
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'</div>'
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].join('')
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const scrollSpy = new ScrollSpy(fixtureEl.querySelector('#content'), {
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target: '#navigation'
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})
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expect(scrollSpy._observer.root).toBeNull()
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expect(scrollSpy._rootElement).toBeNull()
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})
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it('should respect threshold option', () => {
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fixtureEl.innerHTML = [
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'<ul id="navigation" class="navbar">',
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' <a class="nav-link active" id="one-link" href="#">One</a>' +
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'</ul>',
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'<div id="content">',
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' <div id="one-link">test</div>',
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'</div>'
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].join('')
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const scrollSpy = new ScrollSpy('#content', {
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target: '#navigation',
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threshold: [1]
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})
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expect(scrollSpy._observer.thresholds).toEqual([1])
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})
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it('should respect threshold option markup', () => {
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fixtureEl.innerHTML = [
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'<ul id="navigation" class="navbar">',
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' <a class="nav-link active" id="one-link" href="#">One</a>' +
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'</ul>',
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'<div id="content" data-bs-threshold="0,0.2,1">',
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' <div id="one-link">test</div>',
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'</div>'
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].join('')
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const scrollSpy = new ScrollSpy('#content', {
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target: '#navigation'
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})
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// See https://stackoverflow.com/a/45592926
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const expectToBeCloseToArray = (actual, expected) => {
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expect(actual.length).toBe(expected.length)
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for (const x of actual) {
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const i = actual.indexOf(x)
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expect(x).withContext(`[${i}]`).toBeCloseTo(expected[i])
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}
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}
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expectToBeCloseToArray(scrollSpy._observer.thresholds, [0, 0.2, 1])
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})
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it('should not take count to not visible sections', () => {
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fixtureEl.innerHTML = [
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'<nav id="navigation" class="navbar">',
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' <ul class="navbar-nav">',
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' <li class="nav-item"><a class="nav-link active" id="one-link" href="#one">One</a></li>',
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' <li class="nav-item"><a class="nav-link" id="two-link" href="#two">Two</a></li>',
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' <li class="nav-item"><a class="nav-link" id="three-link" href="#three">Three</a></li>',
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' </ul>',
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'</nav>',
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'<div id="content" style="height: 200px; overflow-y: auto;">',
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' <div id="one" style="height: 300px;">test</div>',
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' <div id="two" hidden style="height: 300px;">test</div>',
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' <div id="three" style="display: none;">test</div>',
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'</div>'
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].join('')
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const scrollSpy = new ScrollSpy(fixtureEl.querySelector('#content'), {
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target: '#navigation'
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})
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expect(scrollSpy._observableSections.size).toBe(1)
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expect(scrollSpy._targetLinks.size).toBe(1)
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})
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it('should not process element without target', () => {
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fixtureEl.innerHTML = [
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'<nav id="navigation" class="navbar">',
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' <ul class="navbar-nav">',
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' <li class="nav-item"><a class="nav-link active" id="one-link" href="#">One</a></li>',
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' <li class="nav-item"><a class="nav-link" id="two-link" href="#two">Two</a></li>',
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' <li class="nav-item"><a class="nav-link" id="three-link" href="#three">Three</a></li>',
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' </ul>',
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'</nav>',
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'<div id="content" style="height: 200px; overflow-y: auto;">',
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' <div id="two" style="height: 300px;">test</div>',
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' <div id="three" style="height: 10px;">test2</div>',
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'</div>'
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].join('')
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const scrollSpy = new ScrollSpy(fixtureEl.querySelector('#content'), {
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target: '#navigation'
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})
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expect(scrollSpy._targetLinks).toHaveSize(2)
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})
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it('should only switch "active" class on current target', () => {
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return new Promise(resolve => {
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fixtureEl.innerHTML = [
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'<div id="root" class="active" style="display: block">',
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' <div class="topbar">',
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' <div class="topbar-inner">',
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' <div class="container" id="ss-target">',
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' <ul class="nav">',
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' <li class="nav-item"><a href="#masthead">Overview</a></li>',
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' <li class="nav-item"><a href="#detail">Detail</a></li>',
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' </ul>',
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' </div>',
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' </div>',
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' </div>',
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' <div id="scrollspy-example" style="height: 100px; overflow: auto;">',
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' <div style="height: 200px;" id="masthead">Overview</div>',
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' <div style="height: 200px;" id="detail">Detail</div>',
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' </div>',
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'</div>'
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].join('')
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const scrollSpyEl = fixtureEl.querySelector('#scrollspy-example')
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const rootEl = fixtureEl.querySelector('#root')
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const scrollSpy = new ScrollSpy(scrollSpyEl, {
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target: 'ss-target'
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})
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const spy = spyOn(scrollSpy, '_process').and.callThrough()
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onScrollStop(() => {
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expect(rootEl).toHaveClass('active')
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expect(spy).toHaveBeenCalled()
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resolve()
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}, scrollSpyEl)
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scrollTo(scrollSpyEl, 350)
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})
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})
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it('should not process data if `activeTarget` is same as given target', () => {
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return new Promise((resolve, reject) => {
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fixtureEl.innerHTML = [
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'<nav class="navbar">',
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' <ul class="nav">',
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' <li class="nav-item"><a class="nav-link" id="a-1" href="#div-1">div 1</a></li>',
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' <li class="nav-item"><a class="nav-link" id="a-2" href="#div-2">div 2</a></li>',
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' </ul>',
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'</nav>',
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'<div class="content" style="overflow: auto; height: 50px">',
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' <div id="div-1" style="height: 100px; padding: 0; margin: 0">div 1</div>',
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' <div id="div-2" style="height: 200px; padding: 0; margin: 0">div 2</div>',
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'</div>'
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].join('')
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const contentEl = fixtureEl.querySelector('.content')
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const scrollSpy = new ScrollSpy(contentEl, {
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offset: 0,
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target: '.navbar'
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})
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const triggerSpy = spyOn(EventHandler, 'trigger').and.callThrough()
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scrollSpy._activeTarget = fixtureEl.querySelector('#a-1')
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testElementIsActiveAfterScroll({
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elementSelector: '#a-1',
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targetSelector: '#div-1',
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contentEl,
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scrollSpy,
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cb: reject
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})
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setTimeout(() => {
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expect(triggerSpy).not.toHaveBeenCalled()
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resolve()
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}, 100)
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})
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})
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it('should only switch "active" class on current target specified w element', () => {
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return new Promise(resolve => {
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fixtureEl.innerHTML = [
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'<div id="root" class="active" style="display: block">',
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' <div class="topbar">',
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' <div class="topbar-inner">',
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' <div class="container" id="ss-target">',
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' <ul class="nav">',
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' <li class="nav-item"><a href="#masthead">Overview</a></li>',
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' <li class="nav-item"><a href="#detail">Detail</a></li>',
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' </ul>',
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' </div>',
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' </div>',
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' </div>',
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' <div id="scrollspy-example" style="height: 100px; overflow: auto;">',
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' <div style="height: 200px;" id="masthead">Overview</div>',
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' <div style="height: 200px;" id="detail">Detail</div>',
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' </div>',
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'</div>'
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].join('')
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const scrollSpyEl = fixtureEl.querySelector('#scrollspy-example')
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const rootEl = fixtureEl.querySelector('#root')
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const scrollSpy = new ScrollSpy(scrollSpyEl, {
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target: fixtureEl.querySelector('#ss-target')
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})
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const spy = spyOn(scrollSpy, '_process').and.callThrough()
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onScrollStop(() => {
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expect(rootEl).toHaveClass('active')
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expect(scrollSpy._activeTarget).toEqual(fixtureEl.querySelector('[href="#detail"]'))
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expect(spy).toHaveBeenCalled()
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resolve()
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}, scrollSpyEl)
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scrollTo(scrollSpyEl, 350)
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})
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})
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it('should add the active class to the correct element', () => {
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return new Promise(resolve => {
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fixtureEl.innerHTML = [
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'<nav class="navbar">',
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' <ul class="nav">',
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' <li class="nav-item"><a class="nav-link" id="a-1" href="#div-1">div 1</a></li>',
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' <li class="nav-item"><a class="nav-link" id="a-2" href="#div-2">div 2</a></li>',
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' </ul>',
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'</nav>',
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'<div class="content" style="overflow: auto; height: 50px">',
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' <div id="div-1" style="height: 100px; padding: 0; margin: 0">div 1</div>',
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' <div id="div-2" style="height: 200px; padding: 0; margin: 0">div 2</div>',
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'</div>'
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].join('')
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const contentEl = fixtureEl.querySelector('.content')
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const scrollSpy = new ScrollSpy(contentEl, {
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offset: 0,
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target: '.navbar'
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})
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testElementIsActiveAfterScroll({
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elementSelector: '#a-1',
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targetSelector: '#div-1',
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contentEl,
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scrollSpy,
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cb() {
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testElementIsActiveAfterScroll({
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elementSelector: '#a-2',
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targetSelector: '#div-2',
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contentEl,
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scrollSpy,
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cb: resolve
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})
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}
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})
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})
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})
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it('should add to nav the active class to the correct element (nav markup)', () => {
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return new Promise(resolve => {
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fixtureEl.innerHTML = [
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'<nav class="navbar">',
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' <nav class="nav">',
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' <a class="nav-link" id="a-1" href="#div-1">div 1</a>',
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' <a class="nav-link" id="a-2" href="#div-2">div 2</a>',
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' </nav>',
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'</nav>',
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'<div class="content" style="overflow: auto; height: 50px">',
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' <div id="div-1" style="height: 100px; padding: 0; margin: 0">div 1</div>',
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' <div id="div-2" style="height: 200px; padding: 0; margin: 0">div 2</div>',
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'</div>'
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].join('')
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const contentEl = fixtureEl.querySelector('.content')
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const scrollSpy = new ScrollSpy(contentEl, {
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offset: 0,
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target: '.navbar'
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})
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testElementIsActiveAfterScroll({
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elementSelector: '#a-1',
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targetSelector: '#div-1',
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contentEl,
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scrollSpy,
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cb() {
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testElementIsActiveAfterScroll({
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elementSelector: '#a-2',
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targetSelector: '#div-2',
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contentEl,
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scrollSpy,
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cb: resolve
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})
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}
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})
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})
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})
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it('should add to list-group, the active class to the correct element (list-group markup)', () => {
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return new Promise(resolve => {
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fixtureEl.innerHTML = [
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'<nav class="navbar">',
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' <div class="list-group">',
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' <a class="list-group-item" id="a-1" href="#div-1">div 1</a>',
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' <a class="list-group-item" id="a-2" href="#div-2">div 2</a>',
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' </div>',
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'</nav>',
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'<div class="content" style="overflow: auto; height: 50px">',
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' <div id="div-1" style="height: 100px; padding: 0; margin: 0">div 1</div>',
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' <div id="div-2" style="height: 200px; padding: 0; margin: 0">div 2</div>',
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'</div>'
|
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].join('')
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const contentEl = fixtureEl.querySelector('.content')
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const scrollSpy = new ScrollSpy(contentEl, {
|
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offset: 0,
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target: '.navbar'
|
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})
|
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|
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testElementIsActiveAfterScroll({
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elementSelector: '#a-1',
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targetSelector: '#div-1',
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contentEl,
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scrollSpy,
|
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cb() {
|
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testElementIsActiveAfterScroll({
|
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elementSelector: '#a-2',
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targetSelector: '#div-2',
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contentEl,
|
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scrollSpy,
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cb: resolve
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})
|
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}
|
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})
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})
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})
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it('should clear selection if above the first section', () => {
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return new Promise(resolve => {
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fixtureEl.innerHTML = [
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'<div id="header" style="height: 500px;"></div>',
|
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'<nav id="navigation" class="navbar">',
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' <ul class="navbar-nav">',
|
||||
' <li class="nav-item"><a id="one-link" class="nav-link active" href="#one">One</a></li>',
|
||||
' <li class="nav-item"><a id="two-link" class="nav-link" href="#two">Two</a></li>',
|
||||
' <li class="nav-item"><a id="three-link" class="nav-link" href="#three">Three</a></li>',
|
||||
' </ul>',
|
||||
'</nav>',
|
||||
'<div id="content" style="height: 200px; overflow-y: auto;">',
|
||||
' <div id="spacer" style="height: 200px;"></div>',
|
||||
' <div id="one" style="height: 100px;">text</div>',
|
||||
' <div id="two" style="height: 100px;">text</div>',
|
||||
' <div id="three" style="height: 100px;">text</div>',
|
||||
' <div id="spacer" style="height: 100px;"></div>',
|
||||
'</div>'
|
||||
].join('')
|
||||
|
||||
const contentEl = fixtureEl.querySelector('#content')
|
||||
const scrollSpy = new ScrollSpy(contentEl, {
|
||||
target: '#navigation',
|
||||
offset: contentEl.offsetTop
|
||||
})
|
||||
const spy = spyOn(scrollSpy, '_process').and.callThrough()
|
||||
|
||||
onScrollStop(() => {
|
||||
const active = () => fixtureEl.querySelector('.active')
|
||||
expect(spy).toHaveBeenCalled()
|
||||
|
||||
expect(fixtureEl.querySelectorAll('.active')).toHaveSize(1)
|
||||
expect(active().getAttribute('id')).toEqual('two-link')
|
||||
onScrollStop(() => {
|
||||
expect(active()).toBeNull()
|
||||
resolve()
|
||||
}, contentEl)
|
||||
scrollTo(contentEl, 0)
|
||||
}, contentEl)
|
||||
|
||||
scrollTo(contentEl, 200)
|
||||
})
|
||||
})
|
||||
|
||||
it('should not clear selection if above the first section and first section is at the top', () => {
|
||||
return new Promise(resolve => {
|
||||
fixtureEl.innerHTML = [
|
||||
'<div id="header" style="height: 500px;"></div>',
|
||||
'<nav id="navigation" class="navbar">',
|
||||
' <ul class="navbar-nav">',
|
||||
' <li class="nav-item"><a id="one-link" class="nav-link active" href="#one">One</a></li>',
|
||||
' <li class="nav-item"><a id="two-link" class="nav-link" href="#two">Two</a></li>',
|
||||
' <li class="nav-item"><a id="three-link" class="nav-link" href="#three">Three</a></li>',
|
||||
' </ul>',
|
||||
'</nav>',
|
||||
'<div id="content" style="height: 150px; overflow-y: auto;">',
|
||||
' <div id="one" style="height: 100px;">test</div>',
|
||||
' <div id="two" style="height: 100px;">test</div>',
|
||||
' <div id="three" style="height: 100px;">test</div>',
|
||||
' <div id="spacer" style="height: 100px;">test</div>',
|
||||
'</div>'
|
||||
].join('')
|
||||
|
||||
const negativeHeight = 0
|
||||
const startOfSectionTwo = 101
|
||||
const contentEl = fixtureEl.querySelector('#content')
|
||||
// eslint-disable-next-line no-unused-vars
|
||||
const scrollSpy = new ScrollSpy(contentEl, {
|
||||
target: '#navigation',
|
||||
rootMargin: '0px 0px -50%'
|
||||
})
|
||||
|
||||
onScrollStop(() => {
|
||||
const activeId = () => fixtureEl.querySelector('.active').getAttribute('id')
|
||||
|
||||
expect(fixtureEl.querySelectorAll('.active')).toHaveSize(1)
|
||||
expect(activeId()).toEqual('two-link')
|
||||
scrollTo(contentEl, negativeHeight)
|
||||
|
||||
onScrollStop(() => {
|
||||
expect(fixtureEl.querySelectorAll('.active')).toHaveSize(1)
|
||||
expect(activeId()).toEqual('one-link')
|
||||
resolve()
|
||||
}, contentEl)
|
||||
|
||||
scrollTo(contentEl, 0)
|
||||
}, contentEl)
|
||||
|
||||
scrollTo(contentEl, startOfSectionTwo)
|
||||
})
|
||||
})
|
||||
|
||||
it('should correctly select navigation element on backward scrolling when each target section height is 100%', () => {
|
||||
return new Promise(resolve => {
|
||||
fixtureEl.innerHTML = [
|
||||
'<nav class="navbar">',
|
||||
' <ul class="nav">',
|
||||
' <li class="nav-item"><a id="li-100-1" class="nav-link" href="#div-100-1">div 1</a></li>',
|
||||
' <li class="nav-item"><a id="li-100-2" class="nav-link" href="#div-100-2">div 2</a></li>',
|
||||
' <li class="nav-item"><a id="li-100-3" class="nav-link" href="#div-100-3">div 3</a></li>',
|
||||
' <li class="nav-item"><a id="li-100-4" class="nav-link" href="#div-100-4">div 4</a></li>',
|
||||
' <li class="nav-item"><a id="li-100-5" class="nav-link" href="#div-100-5">div 5</a></li>',
|
||||
' </ul>',
|
||||
'</nav>',
|
||||
'<div class="content" style="position: relative; overflow: auto; height: 100px">',
|
||||
' <div id="div-100-1" style="position: relative; height: 100%; padding: 0; margin: 0">div 1</div>',
|
||||
' <div id="div-100-2" style="position: relative; height: 100%; padding: 0; margin: 0">div 2</div>',
|
||||
' <div id="div-100-3" style="position: relative; height: 100%; padding: 0; margin: 0">div 3</div>',
|
||||
' <div id="div-100-4" style="position: relative; height: 100%; padding: 0; margin: 0">div 4</div>',
|
||||
' <div id="div-100-5" style="position: relative; height: 100%; padding: 0; margin: 0">div 5</div>',
|
||||
'</div>'
|
||||
].join('')
|
||||
|
||||
const contentEl = fixtureEl.querySelector('.content')
|
||||
const scrollSpy = new ScrollSpy(contentEl, {
|
||||
offset: 0,
|
||||
target: '.navbar'
|
||||
})
|
||||
|
||||
scrollTo(contentEl, 0)
|
||||
testElementIsActiveAfterScroll({
|
||||
elementSelector: '#li-100-5',
|
||||
targetSelector: '#div-100-5',
|
||||
contentEl,
|
||||
scrollSpy,
|
||||
cb() {
|
||||
scrollTo(contentEl, 0)
|
||||
testElementIsActiveAfterScroll({
|
||||
elementSelector: '#li-100-2',
|
||||
targetSelector: '#div-100-2',
|
||||
contentEl,
|
||||
scrollSpy,
|
||||
cb() {
|
||||
scrollTo(contentEl, 0)
|
||||
testElementIsActiveAfterScroll({
|
||||
elementSelector: '#li-100-3',
|
||||
targetSelector: '#div-100-3',
|
||||
contentEl,
|
||||
scrollSpy,
|
||||
cb() {
|
||||
scrollTo(contentEl, 0)
|
||||
testElementIsActiveAfterScroll({
|
||||
elementSelector: '#li-100-2',
|
||||
targetSelector: '#div-100-2',
|
||||
contentEl,
|
||||
scrollSpy,
|
||||
cb() {
|
||||
scrollTo(contentEl, 0)
|
||||
testElementIsActiveAfterScroll({
|
||||
elementSelector: '#li-100-1',
|
||||
targetSelector: '#div-100-1',
|
||||
contentEl,
|
||||
scrollSpy,
|
||||
cb: resolve
|
||||
})
|
||||
}
|
||||
})
|
||||
}
|
||||
})
|
||||
}
|
||||
})
|
||||
}
|
||||
})
|
||||
})
|
||||
})
|
||||
})
|
||||
|
||||
describe('refresh', () => {
|
||||
it('should disconnect existing observer', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const el = fixtureEl.querySelector('.content')
|
||||
const scrollSpy = new ScrollSpy(el)
|
||||
|
||||
const spy = spyOn(scrollSpy._observer, 'disconnect')
|
||||
|
||||
scrollSpy.refresh()
|
||||
|
||||
expect(spy).toHaveBeenCalled()
|
||||
})
|
||||
})
|
||||
|
||||
describe('dispose', () => {
|
||||
it('should dispose a scrollspy', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const el = fixtureEl.querySelector('.content')
|
||||
const scrollSpy = new ScrollSpy(el)
|
||||
|
||||
expect(ScrollSpy.getInstance(el)).not.toBeNull()
|
||||
|
||||
scrollSpy.dispose()
|
||||
|
||||
expect(ScrollSpy.getInstance(el)).toBeNull()
|
||||
})
|
||||
})
|
||||
|
||||
describe('jQueryInterface', () => {
|
||||
it('should create a scrollspy', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
|
||||
jQueryMock.fn.scrollspy = ScrollSpy.jQueryInterface
|
||||
jQueryMock.elements = [div]
|
||||
|
||||
jQueryMock.fn.scrollspy.call(jQueryMock, { target: '#navBar' })
|
||||
|
||||
expect(ScrollSpy.getInstance(div)).not.toBeNull()
|
||||
})
|
||||
|
||||
it('should create a scrollspy with given config', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
|
||||
jQueryMock.fn.scrollspy = ScrollSpy.jQueryInterface
|
||||
jQueryMock.elements = [div]
|
||||
|
||||
jQueryMock.fn.scrollspy.call(jQueryMock, { rootMargin: '100px' })
|
||||
const spy = spyOn(ScrollSpy.prototype, 'constructor')
|
||||
expect(spy).not.toHaveBeenCalledWith(div, { rootMargin: '100px' })
|
||||
|
||||
const scrollspy = ScrollSpy.getInstance(div)
|
||||
expect(scrollspy).not.toBeNull()
|
||||
expect(scrollspy._config.rootMargin).toEqual('100px')
|
||||
})
|
||||
|
||||
it('should not re create a scrollspy', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
const scrollSpy = new ScrollSpy(div)
|
||||
|
||||
jQueryMock.fn.scrollspy = ScrollSpy.jQueryInterface
|
||||
jQueryMock.elements = [div]
|
||||
|
||||
jQueryMock.fn.scrollspy.call(jQueryMock)
|
||||
|
||||
expect(ScrollSpy.getInstance(div)).toEqual(scrollSpy)
|
||||
})
|
||||
|
||||
it('should call a scrollspy method', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
const scrollSpy = new ScrollSpy(div)
|
||||
|
||||
const spy = spyOn(scrollSpy, 'refresh')
|
||||
|
||||
jQueryMock.fn.scrollspy = ScrollSpy.jQueryInterface
|
||||
jQueryMock.elements = [div]
|
||||
|
||||
jQueryMock.fn.scrollspy.call(jQueryMock, 'refresh')
|
||||
|
||||
expect(ScrollSpy.getInstance(div)).toEqual(scrollSpy)
|
||||
expect(spy).toHaveBeenCalled()
|
||||
})
|
||||
|
||||
it('should throw error on undefined method', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
const action = 'undefinedMethod'
|
||||
|
||||
jQueryMock.fn.scrollspy = ScrollSpy.jQueryInterface
|
||||
jQueryMock.elements = [div]
|
||||
|
||||
expect(() => {
|
||||
jQueryMock.fn.scrollspy.call(jQueryMock, action)
|
||||
}).toThrowError(TypeError, `No method named "${action}"`)
|
||||
})
|
||||
|
||||
it('should throw error on protected method', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
const action = '_getConfig'
|
||||
|
||||
jQueryMock.fn.scrollspy = ScrollSpy.jQueryInterface
|
||||
jQueryMock.elements = [div]
|
||||
|
||||
expect(() => {
|
||||
jQueryMock.fn.scrollspy.call(jQueryMock, action)
|
||||
}).toThrowError(TypeError, `No method named "${action}"`)
|
||||
})
|
||||
|
||||
it('should throw error if method "constructor" is being called', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
const action = 'constructor'
|
||||
|
||||
jQueryMock.fn.scrollspy = ScrollSpy.jQueryInterface
|
||||
jQueryMock.elements = [div]
|
||||
|
||||
expect(() => {
|
||||
jQueryMock.fn.scrollspy.call(jQueryMock, action)
|
||||
}).toThrowError(TypeError, `No method named "${action}"`)
|
||||
})
|
||||
})
|
||||
|
||||
describe('getInstance', () => {
|
||||
it('should return scrollspy instance', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
const scrollSpy = new ScrollSpy(div, { target: fixtureEl.querySelector('#navBar') })
|
||||
|
||||
expect(ScrollSpy.getInstance(div)).toEqual(scrollSpy)
|
||||
expect(ScrollSpy.getInstance(div)).toBeInstanceOf(ScrollSpy)
|
||||
})
|
||||
|
||||
it('should return null if there is no instance', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
expect(ScrollSpy.getInstance(div)).toBeNull()
|
||||
})
|
||||
})
|
||||
|
||||
describe('getOrCreateInstance', () => {
|
||||
it('should return scrollspy instance', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
const scrollspy = new ScrollSpy(div)
|
||||
|
||||
expect(ScrollSpy.getOrCreateInstance(div)).toEqual(scrollspy)
|
||||
expect(ScrollSpy.getInstance(div)).toEqual(ScrollSpy.getOrCreateInstance(div, {}))
|
||||
expect(ScrollSpy.getOrCreateInstance(div)).toBeInstanceOf(ScrollSpy)
|
||||
})
|
||||
|
||||
it('should return new instance when there is no scrollspy instance', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
|
||||
expect(ScrollSpy.getInstance(div)).toBeNull()
|
||||
expect(ScrollSpy.getOrCreateInstance(div)).toBeInstanceOf(ScrollSpy)
|
||||
})
|
||||
|
||||
it('should return new instance when there is no scrollspy instance with given configuration', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
|
||||
expect(ScrollSpy.getInstance(div)).toBeNull()
|
||||
const scrollspy = ScrollSpy.getOrCreateInstance(div, {
|
||||
offset: 1
|
||||
})
|
||||
expect(scrollspy).toBeInstanceOf(ScrollSpy)
|
||||
|
||||
expect(scrollspy._config.offset).toEqual(1)
|
||||
})
|
||||
|
||||
it('should return the instance when exists without given configuration', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
const scrollspy = new ScrollSpy(div, {
|
||||
offset: 1
|
||||
})
|
||||
expect(ScrollSpy.getInstance(div)).toEqual(scrollspy)
|
||||
|
||||
const scrollspy2 = ScrollSpy.getOrCreateInstance(div, {
|
||||
offset: 2
|
||||
})
|
||||
expect(scrollspy).toBeInstanceOf(ScrollSpy)
|
||||
expect(scrollspy2).toEqual(scrollspy)
|
||||
|
||||
expect(scrollspy2._config.offset).toEqual(1)
|
||||
})
|
||||
})
|
||||
|
||||
describe('event handler', () => {
|
||||
it('should create scrollspy on window load event', () => {
|
||||
fixtureEl.innerHTML = [
|
||||
'<div id="nav"></div>' +
|
||||
'<div id="wrapper" data-bs-spy="scroll" data-bs-target="#nav" style="overflow-y: auto"></div>'
|
||||
].join('')
|
||||
|
||||
const scrollSpyEl = fixtureEl.querySelector('#wrapper')
|
||||
|
||||
window.dispatchEvent(createEvent('load'))
|
||||
|
||||
expect(ScrollSpy.getInstance(scrollSpyEl)).not.toBeNull()
|
||||
})
|
||||
})
|
||||
|
||||
describe('SmoothScroll', () => {
|
||||
it('should not enable smoothScroll', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
const offSpy = spyOn(EventHandler, 'off').and.callThrough()
|
||||
const onSpy = spyOn(EventHandler, 'on').and.callThrough()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
const target = fixtureEl.querySelector('#navBar')
|
||||
// eslint-disable-next-line no-new
|
||||
new ScrollSpy(div, {
|
||||
offset: 1
|
||||
})
|
||||
|
||||
expect(offSpy).not.toHaveBeenCalledWith(target, 'click.bs.scrollspy')
|
||||
expect(onSpy).not.toHaveBeenCalledWith(target, 'click.bs.scrollspy')
|
||||
})
|
||||
|
||||
it('should enable smoothScroll', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
const offSpy = spyOn(EventHandler, 'off').and.callThrough()
|
||||
const onSpy = spyOn(EventHandler, 'on').and.callThrough()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
const target = fixtureEl.querySelector('#navBar')
|
||||
// eslint-disable-next-line no-new
|
||||
new ScrollSpy(div, {
|
||||
offset: 1,
|
||||
smoothScroll: true
|
||||
})
|
||||
|
||||
expect(offSpy).toHaveBeenCalledWith(target, 'click.bs.scrollspy')
|
||||
expect(onSpy).toHaveBeenCalledWith(target, 'click.bs.scrollspy', '[href]', jasmine.any(Function))
|
||||
})
|
||||
|
||||
it('should not smoothScroll to element if it not handles a scrollspy section', () => {
|
||||
fixtureEl.innerHTML = [
|
||||
'<nav id="navBar" class="navbar">',
|
||||
' <ul class="nav">',
|
||||
' <a id="anchor-1" href="#div-jsm-1">div 1</a></li>',
|
||||
' <a id="anchor-2" href="#foo">div 2</a></li>',
|
||||
' </ul>',
|
||||
'</nav>',
|
||||
'<div class="content" data-bs-target="#navBar" style="overflow-y: auto">',
|
||||
' <div id="div-jsm-1">div 1</div>',
|
||||
'</div>'
|
||||
].join('')
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
// eslint-disable-next-line no-new
|
||||
new ScrollSpy(div, {
|
||||
offset: 1,
|
||||
smoothScroll: true
|
||||
})
|
||||
|
||||
const clickSpy = getElementScrollSpy(div)
|
||||
|
||||
fixtureEl.querySelector('#anchor-2').click()
|
||||
expect(clickSpy).not.toHaveBeenCalled()
|
||||
})
|
||||
|
||||
it('should call `scrollTop` if element doesn\'t not support `scrollTo`', () => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
const link = fixtureEl.querySelector('[href="#div-jsm-1"]')
|
||||
delete div.scrollTo
|
||||
const clickSpy = getElementScrollSpy(div)
|
||||
// eslint-disable-next-line no-new
|
||||
new ScrollSpy(div, {
|
||||
offset: 1,
|
||||
smoothScroll: true
|
||||
})
|
||||
|
||||
link.click()
|
||||
expect(clickSpy).toHaveBeenCalled()
|
||||
})
|
||||
|
||||
it('should smoothScroll to the proper observable element on anchor click', done => {
|
||||
fixtureEl.innerHTML = getDummyFixture()
|
||||
|
||||
const div = fixtureEl.querySelector('.content')
|
||||
const link = fixtureEl.querySelector('[href="#div-jsm-1"]')
|
||||
const observable = fixtureEl.querySelector('#div-jsm-1')
|
||||
const clickSpy = getElementScrollSpy(div)
|
||||
// eslint-disable-next-line no-new
|
||||
new ScrollSpy(div, {
|
||||
offset: 1,
|
||||
smoothScroll: true
|
||||
})
|
||||
|
||||
setTimeout(() => {
|
||||
if (div.scrollTo) {
|
||||
expect(clickSpy).toHaveBeenCalledWith({ top: observable.offsetTop - div.offsetTop, behavior: 'smooth' })
|
||||
} else {
|
||||
expect(clickSpy).toHaveBeenCalledWith(observable.offsetTop - div.offsetTop)
|
||||
}
|
||||
|
||||
done()
|
||||
}, 100)
|
||||
link.click()
|
||||
})
|
||||
})
|
||||
})
|
||||
Loading…
Add table
Add a link
Reference in a new issue