/
index.spec.js
571 lines (437 loc) · 16.4 KB
/
index.spec.js
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import * as Util from '../../../src/util/index'
/** Test helpers */
import { getFixture, clearFixture } from '../../helpers/fixture'
describe('Util', () => {
let fixtureEl
beforeAll(() => {
fixtureEl = getFixture()
})
afterEach(() => {
clearFixture()
})
describe('getUID', () => {
it('should generate uid', () => {
const uid = Util.getUID('bs')
const uid2 = Util.getUID('bs')
expect(uid).not.toEqual(uid2)
})
})
describe('getSelectorFromElement', () => {
it('should get selector from data-bs-target', () => {
fixtureEl.innerHTML = [
'<div id="test" data-bs-target=".target"></div>',
'<div class="target"></div>'
].join('')
const testEl = fixtureEl.querySelector('#test')
expect(Util.getSelectorFromElement(testEl)).toEqual('.target')
})
it('should get selector from href if no data-bs-target set', () => {
fixtureEl.innerHTML = [
'<a id="test" href=".target"></a>',
'<div class="target"></div>'
].join('')
const testEl = fixtureEl.querySelector('#test')
expect(Util.getSelectorFromElement(testEl)).toEqual('.target')
})
it('should get selector from href if data-bs-target equal to #', () => {
fixtureEl.innerHTML = [
'<a id="test" data-bs-target="#" href=".target"></a>',
'<div class="target"></div>'
].join('')
const testEl = fixtureEl.querySelector('#test')
expect(Util.getSelectorFromElement(testEl)).toEqual('.target')
})
it('should return null if a selector from a href is a url without an anchor', () => {
fixtureEl.innerHTML = [
'<a id="test" data-bs-target="#" href="foo/bar.html"></a>',
'<div class="target"></div>'
].join('')
const testEl = fixtureEl.querySelector('#test')
expect(Util.getSelectorFromElement(testEl)).toBeNull()
})
it('should return the anchor if a selector from a href is a url', () => {
fixtureEl.innerHTML = [
'<a id="test" data-bs-target="#" href="foo/bar.html#target"></a>',
'<div id="target"></div>'
].join('')
const testEl = fixtureEl.querySelector('#test')
expect(Util.getSelectorFromElement(testEl)).toEqual('#target')
})
it('should return null if selector not found', () => {
fixtureEl.innerHTML = '<a id="test" href=".target"></a>'
const testEl = fixtureEl.querySelector('#test')
expect(Util.getSelectorFromElement(testEl)).toBeNull()
})
it('should return null if no selector', () => {
fixtureEl.innerHTML = '<div></div>'
const testEl = fixtureEl.querySelector('div')
expect(Util.getSelectorFromElement(testEl)).toBeNull()
})
})
describe('getElementFromSelector', () => {
it('should get element from data-bs-target', () => {
fixtureEl.innerHTML = [
'<div id="test" data-bs-target=".target"></div>',
'<div class="target"></div>'
].join('')
const testEl = fixtureEl.querySelector('#test')
expect(Util.getElementFromSelector(testEl)).toEqual(fixtureEl.querySelector('.target'))
})
it('should get element from href if no data-bs-target set', () => {
fixtureEl.innerHTML = [
'<a id="test" href=".target"></a>',
'<div class="target"></div>'
].join('')
const testEl = fixtureEl.querySelector('#test')
expect(Util.getElementFromSelector(testEl)).toEqual(fixtureEl.querySelector('.target'))
})
it('should return null if element not found', () => {
fixtureEl.innerHTML = '<a id="test" href=".target"></a>'
const testEl = fixtureEl.querySelector('#test')
expect(Util.getElementFromSelector(testEl)).toBeNull()
})
it('should return null if no selector', () => {
fixtureEl.innerHTML = '<div></div>'
const testEl = fixtureEl.querySelector('div')
expect(Util.getElementFromSelector(testEl)).toBeNull()
})
})
describe('getTransitionDurationFromElement', () => {
it('should get transition from element', () => {
fixtureEl.innerHTML = '<div style="transition: all 300ms ease-out;"></div>'
expect(Util.getTransitionDurationFromElement(fixtureEl.querySelector('div'))).toEqual(300)
})
it('should return 0 if the element is undefined or null', () => {
expect(Util.getTransitionDurationFromElement(null)).toEqual(0)
expect(Util.getTransitionDurationFromElement(undefined)).toEqual(0)
})
it('should return 0 if the element do not possess transition', () => {
fixtureEl.innerHTML = '<div></div>'
expect(Util.getTransitionDurationFromElement(fixtureEl.querySelector('div'))).toEqual(0)
})
})
describe('triggerTransitionEnd', () => {
it('should trigger transitionend event', done => {
fixtureEl.innerHTML = '<div style="transition: all 300ms ease-out;"></div>'
const el = fixtureEl.querySelector('div')
el.addEventListener('transitionend', () => {
expect().nothing()
done()
})
Util.triggerTransitionEnd(el)
})
})
describe('isElement', () => {
it('should detect if the parameter is an element or not', () => {
fixtureEl.innerHTML = '<div></div>'
const el = document.querySelector('div')
expect(Util.isElement(el)).toEqual(el.nodeType)
expect(Util.isElement({})).toEqual(undefined)
})
it('should detect jQuery element', () => {
fixtureEl.innerHTML = '<div></div>'
const el = document.querySelector('div')
const fakejQuery = {
0: el
}
expect(Util.isElement(fakejQuery)).toEqual(el.nodeType)
})
})
describe('emulateTransitionEnd', () => {
it('should emulate transition end', () => {
fixtureEl.innerHTML = '<div></div>'
const el = document.querySelector('div')
const spy = spyOn(window, 'setTimeout')
Util.emulateTransitionEnd(el, 10)
expect(spy).toHaveBeenCalled()
})
it('should not emulate transition end if already triggered', done => {
fixtureEl.innerHTML = '<div></div>'
const el = fixtureEl.querySelector('div')
const spy = spyOn(el, 'removeEventListener')
Util.emulateTransitionEnd(el, 10)
Util.triggerTransitionEnd(el)
setTimeout(() => {
expect(spy).toHaveBeenCalled()
done()
}, 20)
})
})
describe('typeCheckConfig', () => {
const namePlugin = 'collapse'
it('should check type of the config object', () => {
const defaultType = {
toggle: 'boolean',
parent: '(string|element)'
}
const config = {
toggle: true,
parent: 777
}
expect(() => {
Util.typeCheckConfig(namePlugin, config, defaultType)
}).toThrowError(TypeError, 'COLLAPSE: Option "parent" provided type "number" but expected type "(string|element)".')
})
it('should return null stringified when null is passed', () => {
const defaultType = {
toggle: 'boolean',
parent: '(null|element)'
}
const config = {
toggle: true,
parent: null
}
Util.typeCheckConfig(namePlugin, config, defaultType)
expect().nothing()
})
it('should return undefined stringified when undefined is passed', () => {
const defaultType = {
toggle: 'boolean',
parent: '(undefined|element)'
}
const config = {
toggle: true,
parent: undefined
}
Util.typeCheckConfig(namePlugin, config, defaultType)
expect().nothing()
})
})
describe('isVisible', () => {
it('should return false if the element is not defined', () => {
expect(Util.isVisible(null)).toEqual(false)
expect(Util.isVisible(undefined)).toEqual(false)
})
it('should return false if the element provided is not a dom element', () => {
expect(Util.isVisible({})).toEqual(false)
})
it('should return false if the element is not visible with display none', () => {
fixtureEl.innerHTML = '<div style="display: none;"></div>'
const div = fixtureEl.querySelector('div')
expect(Util.isVisible(div)).toEqual(false)
})
it('should return false if the element is not visible with visibility hidden', () => {
fixtureEl.innerHTML = '<div style="visibility: hidden;"></div>'
const div = fixtureEl.querySelector('div')
expect(Util.isVisible(div)).toEqual(false)
})
it('should return false if the parent element is not visible', () => {
fixtureEl.innerHTML = [
'<div style="display: none;">',
' <div class="content"></div>',
'</div>'
].join('')
const div = fixtureEl.querySelector('.content')
expect(Util.isVisible(div)).toEqual(false)
})
it('should return true if the element is visible', () => {
fixtureEl.innerHTML = [
'<div>',
' <div id="element"></div>',
'</div>'
].join('')
const div = fixtureEl.querySelector('#element')
expect(Util.isVisible(div)).toEqual(true)
})
})
describe('isDisabled', () => {
it('should return true if the element is not defined', () => {
expect(Util.isDisabled(null)).toEqual(true)
expect(Util.isDisabled(undefined)).toEqual(true)
expect(Util.isDisabled()).toEqual(true)
})
it('should return true if the element provided is not a dom element', () => {
expect(Util.isDisabled({})).toEqual(true)
expect(Util.isDisabled('test')).toEqual(true)
})
it('should return true if the element has disabled attribute', () => {
fixtureEl.innerHTML = [
'<div>',
' <div id="element" disabled="disabled"></div>',
' <div id="element1" disabled="true"></div>',
' <div id="element2" disabled></div>',
'</div>'
].join('')
const div = fixtureEl.querySelector('#element')
const div1 = fixtureEl.querySelector('#element1')
const div2 = fixtureEl.querySelector('#element2')
expect(Util.isDisabled(div)).toEqual(true)
expect(Util.isDisabled(div1)).toEqual(true)
expect(Util.isDisabled(div2)).toEqual(true)
})
it('should return false if the element has disabled attribute with "false" value, or doesn\'t have attribute', () => {
fixtureEl.innerHTML = [
'<div>',
' <div id="element" disabled="false"></div>',
' <div id="element1" ></div>',
'</div>'
].join('')
const div = fixtureEl.querySelector('#element')
const div1 = fixtureEl.querySelector('#element1')
expect(Util.isDisabled(div)).toEqual(false)
expect(Util.isDisabled(div1)).toEqual(false)
})
it('should return false if the element is not disabled ', () => {
fixtureEl.innerHTML = [
'<div>',
' <button id="button"></button>',
' <select id="select"></select>',
' <select id="input"></select>',
'</div>'
].join('')
const el = selector => fixtureEl.querySelector(selector)
expect(Util.isDisabled(el('#button'))).toEqual(false)
expect(Util.isDisabled(el('#select'))).toEqual(false)
expect(Util.isDisabled(el('#input'))).toEqual(false)
})
it('should return true if the element has disabled attribute', () => {
fixtureEl.innerHTML = [
'<div>',
' <input id="input" disabled="disabled"/>',
' <input id="input1" disabled="disabled"/>',
' <button id="button" disabled="true"></button>',
' <button id="button1" disabled="disabled"></button>',
' <button id="button2" disabled></button>',
' <select id="select" disabled></select>',
' <select id="input" disabled></select>',
'</div>'
].join('')
const el = selector => fixtureEl.querySelector(selector)
expect(Util.isDisabled(el('#input'))).toEqual(true)
expect(Util.isDisabled(el('#input1'))).toEqual(true)
expect(Util.isDisabled(el('#button'))).toEqual(true)
expect(Util.isDisabled(el('#button1'))).toEqual(true)
expect(Util.isDisabled(el('#button2'))).toEqual(true)
expect(Util.isDisabled(el('#input'))).toEqual(true)
})
it('should return true if the element has class "disabled"', () => {
fixtureEl.innerHTML = [
'<div>',
' <div id="element" class="disabled"></div>',
'</div>'
].join('')
const div = fixtureEl.querySelector('#element')
expect(Util.isDisabled(div)).toEqual(true)
})
it('should return true if the element has class "disabled" but disabled attribute is false', () => {
fixtureEl.innerHTML = [
'<div>',
' <input id="input" class="disabled" disabled="false"/>',
'</div>'
].join('')
const div = fixtureEl.querySelector('#input')
expect(Util.isDisabled(div)).toEqual(true)
})
})
describe('findShadowRoot', () => {
it('should return null if shadow dom is not available', () => {
// Only for newer browsers
if (!document.documentElement.attachShadow) {
expect().nothing()
return
}
fixtureEl.innerHTML = '<div></div>'
const div = fixtureEl.querySelector('div')
spyOn(document.documentElement, 'attachShadow').and.returnValue(null)
expect(Util.findShadowRoot(div)).toEqual(null)
})
it('should return null when we do not find a shadow root', () => {
// Only for newer browsers
if (!document.documentElement.attachShadow) {
expect().nothing()
return
}
spyOn(document, 'getRootNode').and.returnValue(undefined)
expect(Util.findShadowRoot(document)).toEqual(null)
})
it('should return the shadow root when found', () => {
// Only for newer browsers
if (!document.documentElement.attachShadow) {
expect().nothing()
return
}
fixtureEl.innerHTML = '<div></div>'
const div = fixtureEl.querySelector('div')
const shadowRoot = div.attachShadow({
mode: 'open'
})
expect(Util.findShadowRoot(shadowRoot)).toEqual(shadowRoot)
shadowRoot.innerHTML = '<button>Shadow Button</button>'
expect(Util.findShadowRoot(shadowRoot.firstChild)).toEqual(shadowRoot)
})
})
describe('noop', () => {
it('should be a function', () => {
expect(typeof Util.noop).toEqual('function')
})
})
describe('reflow', () => {
it('should return element offset height to force the reflow', () => {
fixtureEl.innerHTML = '<div></div>'
const div = fixtureEl.querySelector('div')
expect(Util.reflow(div)).toEqual(0)
})
})
describe('getjQuery', () => {
const fakejQuery = { trigger() {} }
beforeEach(() => {
Object.defineProperty(window, 'jQuery', {
value: fakejQuery,
writable: true
})
})
afterEach(() => {
window.jQuery = undefined
})
it('should return jQuery object when present', () => {
expect(Util.getjQuery()).toEqual(fakejQuery)
})
it('should not return jQuery object when present if data-bs-no-jquery', () => {
document.body.setAttribute('data-bs-no-jquery', '')
expect(window.jQuery).toEqual(fakejQuery)
expect(Util.getjQuery()).toEqual(null)
document.body.removeAttribute('data-bs-no-jquery')
})
it('should not return jQuery if not present', () => {
window.jQuery = undefined
expect(Util.getjQuery()).toEqual(null)
})
})
describe('onDOMContentLoaded', () => {
it('should execute callback when DOMContentLoaded is fired', () => {
const spy = jasmine.createSpy()
spyOnProperty(document, 'readyState').and.returnValue('loading')
Util.onDOMContentLoaded(spy)
window.document.dispatchEvent(new Event('DOMContentLoaded', {
bubbles: true,
cancelable: true
}))
expect(spy).toHaveBeenCalled()
})
it('should execute callback if readyState is not "loading"', () => {
const spy = jasmine.createSpy()
Util.onDOMContentLoaded(spy)
expect(spy).toHaveBeenCalled()
})
})
describe('defineJQueryPlugin', () => {
const fakejQuery = { fn: {} }
beforeEach(() => {
Object.defineProperty(window, 'jQuery', {
value: fakejQuery,
writable: true
})
})
afterEach(() => {
window.jQuery = undefined
})
it('should define a plugin on the jQuery instance', () => {
const pluginMock = function () {}
pluginMock.jQueryInterface = function () {}
Util.defineJQueryPlugin('test', pluginMock)
expect(fakejQuery.fn.test).toBe(pluginMock.jQueryInterface)
expect(fakejQuery.fn.test.Constructor).toBe(pluginMock)
expect(typeof fakejQuery.fn.test.noConflict).toEqual('function')
})
})
})