| import EventHandler from '../../src/dom/event-handler.js' |
| import Dropdown from '../../src/dropdown.js' |
| import { noop } from '../../src/util/index.js' |
| import { |
| clearFixture, createEvent, getFixture |
| } from '../helpers/fixture.js' |
| |
| describe('Dropdown', () => { |
| let fixtureEl |
| |
| beforeAll(() => { |
| fixtureEl = getFixture() |
| }) |
| |
| afterEach(() => { |
| clearFixture() |
| }) |
| |
| describe('VERSION', () => { |
| it('should return plugin version', () => { |
| expect(Dropdown.VERSION).toEqual(jasmine.any(String)) |
| }) |
| }) |
| |
| describe('Default', () => { |
| it('should return plugin default config', () => { |
| expect(Dropdown.Default).toEqual(jasmine.any(Object)) |
| }) |
| }) |
| |
| describe('DefaultType', () => { |
| it('should return plugin default type config', () => { |
| expect(Dropdown.DefaultType).toEqual(jasmine.any(Object)) |
| }) |
| }) |
| |
| describe('DATA_KEY', () => { |
| it('should return plugin data key', () => { |
| expect(Dropdown.DATA_KEY).toEqual('bs.dropdown') |
| }) |
| }) |
| |
| describe('constructor', () => { |
| it('should take care of element either passed as a CSS selector or DOM element', () => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownBySelector = new Dropdown('[data-bs-toggle="dropdown"]') |
| const dropdownByElement = new Dropdown(btnDropdown) |
| |
| expect(dropdownBySelector._element).toEqual(btnDropdown) |
| expect(dropdownByElement._element).toEqual(btnDropdown) |
| }) |
| |
| it('should work on invalid markup', () => { |
| return new Promise(resolve => { |
| // TODO: REMOVE in v6 |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const dropdownElem = fixtureEl.querySelector('.dropdown-menu') |
| const dropdown = new Dropdown(dropdownElem) |
| |
| dropdownElem.addEventListener('shown.bs.dropdown', () => { |
| resolve() |
| }) |
| |
| expect().nothing() |
| dropdown.show() |
| }) |
| }) |
| |
| it('should create offset modifier correctly when offset option is a function', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const getOffset = jasmine.createSpy('getOffset').and.returnValue([10, 20]) |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown, { |
| offset: getOffset, |
| popperConfig: { |
| onFirstUpdate(state) { |
| expect(getOffset).toHaveBeenCalledWith({ |
| popper: state.rects.popper, |
| reference: state.rects.reference, |
| placement: state.placement |
| }, btnDropdown) |
| resolve() |
| } |
| } |
| }) |
| const offset = dropdown._getOffset() |
| |
| expect(typeof offset).toEqual('function') |
| |
| dropdown.show() |
| }) |
| }) |
| |
| it('should create offset modifier correctly when offset option is a string into data attribute', () => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-offset="10,20">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| expect(dropdown._getOffset()).toEqual([10, 20]) |
| }) |
| |
| it('should allow to pass config to Popper with `popperConfig`', () => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown, { |
| popperConfig: { |
| placement: 'left' |
| } |
| }) |
| |
| const popperConfig = dropdown._getPopperConfig() |
| |
| expect(popperConfig.placement).toEqual('left') |
| }) |
| |
| it('should allow to pass config to Popper with `popperConfig` as a function', () => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-placement="right">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const getPopperConfig = jasmine.createSpy('getPopperConfig').and.returnValue({ placement: 'left' }) |
| const dropdown = new Dropdown(btnDropdown, { |
| popperConfig: getPopperConfig |
| }) |
| |
| const popperConfig = dropdown._getPopperConfig() |
| |
| // Ensure that the function was called with the default config. |
| expect(getPopperConfig).toHaveBeenCalledWith(jasmine.objectContaining({ |
| placement: jasmine.any(String) |
| })) |
| expect(popperConfig.placement).toEqual('left') |
| }) |
| }) |
| |
| describe('toggle', () => { |
| it('should toggle a dropdown', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| expect(btnDropdown).toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true') |
| resolve() |
| }) |
| |
| dropdown.toggle() |
| }) |
| }) |
| |
| it('should destroy old popper references on toggle', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="first dropdown">', |
| ' <button class="firstBtn btn" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>', |
| '<div class="second dropdown">', |
| ' <button class="secondBtn btn" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown1 = fixtureEl.querySelector('.firstBtn') |
| const btnDropdown2 = fixtureEl.querySelector('.secondBtn') |
| const firstDropdownEl = fixtureEl.querySelector('.first') |
| const secondDropdownEl = fixtureEl.querySelector('.second') |
| const dropdown1 = new Dropdown(btnDropdown1) |
| |
| firstDropdownEl.addEventListener('shown.bs.dropdown', () => { |
| expect(btnDropdown1).toHaveClass('show') |
| spyOn(dropdown1._popper, 'destroy') |
| btnDropdown2.click() |
| }) |
| |
| secondDropdownEl.addEventListener('shown.bs.dropdown', () => setTimeout(() => { |
| expect(dropdown1._popper.destroy).toHaveBeenCalled() |
| resolve() |
| })) |
| |
| dropdown1.toggle() |
| }) |
| }) |
| |
| it('should toggle a dropdown and add/remove event listener on mobile', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const defaultValueOnTouchStart = document.documentElement.ontouchstart |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| document.documentElement.ontouchstart = noop |
| const spy = spyOn(EventHandler, 'on') |
| const spyOff = spyOn(EventHandler, 'off') |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| expect(btnDropdown).toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true') |
| expect(spy).toHaveBeenCalledWith(jasmine.any(Object), 'mouseover', noop) |
| |
| dropdown.toggle() |
| }) |
| |
| btnDropdown.addEventListener('hidden.bs.dropdown', () => { |
| expect(btnDropdown).not.toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false') |
| expect(spyOff).toHaveBeenCalledWith(jasmine.any(Object), 'mouseover', noop) |
| |
| document.documentElement.ontouchstart = defaultValueOnTouchStart |
| resolve() |
| }) |
| |
| dropdown.toggle() |
| }) |
| }) |
| |
| it('should toggle a dropdown at the right', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu dropdown-menu-end">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| expect(btnDropdown).toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true') |
| resolve() |
| }) |
| |
| dropdown.toggle() |
| }) |
| }) |
| |
| it('should toggle a centered dropdown', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown-center">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| expect(btnDropdown).toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true') |
| resolve() |
| }) |
| |
| dropdown.toggle() |
| }) |
| }) |
| |
| it('should toggle a dropup', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropup">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropupEl = fixtureEl.querySelector('.dropup') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| dropupEl.addEventListener('shown.bs.dropdown', () => { |
| expect(btnDropdown).toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true') |
| resolve() |
| }) |
| |
| dropdown.toggle() |
| }) |
| }) |
| |
| it('should toggle a dropup centered', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropup-center">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropupEl = fixtureEl.querySelector('.dropup-center') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| dropupEl.addEventListener('shown.bs.dropdown', () => { |
| expect(btnDropdown).toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true') |
| resolve() |
| }) |
| |
| dropdown.toggle() |
| }) |
| }) |
| |
| it('should toggle a dropup at the right', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropup">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu dropdown-menu-end">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropupEl = fixtureEl.querySelector('.dropup') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| dropupEl.addEventListener('shown.bs.dropdown', () => { |
| expect(btnDropdown).toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true') |
| resolve() |
| }) |
| |
| dropdown.toggle() |
| }) |
| }) |
| |
| it('should toggle a dropend', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropend">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropendEl = fixtureEl.querySelector('.dropend') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| dropendEl.addEventListener('shown.bs.dropdown', () => { |
| expect(btnDropdown).toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true') |
| resolve() |
| }) |
| |
| dropdown.toggle() |
| }) |
| }) |
| |
| it('should toggle a dropstart', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropstart">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropstartEl = fixtureEl.querySelector('.dropstart') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| dropstartEl.addEventListener('shown.bs.dropdown', () => { |
| expect(btnDropdown).toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true') |
| resolve() |
| }) |
| |
| dropdown.toggle() |
| }) |
| }) |
| |
| it('should toggle a dropdown with parent reference', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown, { |
| reference: 'parent' |
| }) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| expect(btnDropdown).toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true') |
| resolve() |
| }) |
| |
| dropdown.toggle() |
| }) |
| }) |
| |
| it('should toggle a dropdown with a dom node reference', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown, { |
| reference: fixtureEl |
| }) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| expect(btnDropdown).toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true') |
| resolve() |
| }) |
| |
| dropdown.toggle() |
| }) |
| }) |
| |
| it('should toggle a dropdown with a valid virtual element reference', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle visually-hidden" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const virtualElement = { |
| nodeType: 1, |
| getBoundingClientRect() { |
| return { |
| width: 0, |
| height: 0, |
| top: 0, |
| right: 0, |
| bottom: 0, |
| left: 0 |
| } |
| } |
| } |
| |
| expect(() => new Dropdown(btnDropdown, { |
| reference: {} |
| })).toThrowError(TypeError, 'DROPDOWN: Option "reference" provided type "object" without a required "getBoundingClientRect" method.') |
| |
| expect(() => new Dropdown(btnDropdown, { |
| reference: { |
| getBoundingClientRect: 'not-a-function' |
| } |
| })).toThrowError(TypeError, 'DROPDOWN: Option "reference" provided type "object" without a required "getBoundingClientRect" method.') |
| |
| // use onFirstUpdate as Poppers internal update is executed async |
| const dropdown = new Dropdown(btnDropdown, { |
| reference: virtualElement, |
| popperConfig: { |
| onFirstUpdate() { |
| expect(spy).toHaveBeenCalled() |
| expect(btnDropdown).toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true') |
| resolve() |
| } |
| } |
| }) |
| |
| const spy = spyOn(virtualElement, 'getBoundingClientRect').and.callThrough() |
| |
| dropdown.toggle() |
| }) |
| }) |
| |
| it('should not toggle a dropdown if the element is disabled', () => { |
| return new Promise((resolve, reject) => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| reject(new Error('should not throw shown.bs.dropdown event')) |
| }) |
| |
| dropdown.toggle() |
| |
| setTimeout(() => { |
| expect().nothing() |
| resolve() |
| }) |
| }) |
| }) |
| |
| it('should not toggle a dropdown if the element contains .disabled', () => { |
| return new Promise((resolve, reject) => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle disabled" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| reject(new Error('should not throw shown.bs.dropdown event')) |
| }) |
| |
| dropdown.toggle() |
| |
| setTimeout(() => { |
| expect().nothing() |
| resolve() |
| }) |
| }) |
| }) |
| |
| it('should not toggle a dropdown if the menu is shown', () => { |
| return new Promise((resolve, reject) => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu show">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| reject(new Error('should not throw shown.bs.dropdown event')) |
| }) |
| |
| dropdown.toggle() |
| |
| setTimeout(() => { |
| expect().nothing() |
| resolve() |
| }) |
| }) |
| }) |
| |
| it('should not toggle a dropdown if show event is prevented', () => { |
| return new Promise((resolve, reject) => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('show.bs.dropdown', event => { |
| event.preventDefault() |
| }) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| reject(new Error('should not throw shown.bs.dropdown event')) |
| }) |
| |
| dropdown.toggle() |
| |
| setTimeout(() => { |
| expect().nothing() |
| resolve() |
| }) |
| }) |
| }) |
| }) |
| |
| describe('show', () => { |
| it('should show a dropdown', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| expect(btnDropdown).toHaveClass('show') |
| resolve() |
| }) |
| |
| dropdown.show() |
| }) |
| }) |
| |
| it('should not show a dropdown if the element is disabled', () => { |
| return new Promise((resolve, reject) => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| reject(new Error('should not throw shown.bs.dropdown event')) |
| }) |
| |
| dropdown.show() |
| |
| setTimeout(() => { |
| expect().nothing() |
| resolve() |
| }, 10) |
| }) |
| }) |
| |
| it('should not show a dropdown if the element contains .disabled', () => { |
| return new Promise((resolve, reject) => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle disabled" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| reject(new Error('should not throw shown.bs.dropdown event')) |
| }) |
| |
| dropdown.show() |
| |
| setTimeout(() => { |
| expect().nothing() |
| resolve() |
| }, 10) |
| }) |
| }) |
| |
| it('should not show a dropdown if the menu is shown', () => { |
| return new Promise((resolve, reject) => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu show">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| reject(new Error('should not throw shown.bs.dropdown event')) |
| }) |
| |
| dropdown.show() |
| |
| setTimeout(() => { |
| expect().nothing() |
| resolve() |
| }, 10) |
| }) |
| }) |
| |
| it('should not show a dropdown if show event is prevented', () => { |
| return new Promise((resolve, reject) => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('show.bs.dropdown', event => { |
| event.preventDefault() |
| }) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| reject(new Error('should not throw shown.bs.dropdown event')) |
| }) |
| |
| dropdown.show() |
| |
| setTimeout(() => { |
| expect().nothing() |
| resolve() |
| }, 10) |
| }) |
| }) |
| }) |
| |
| describe('hide', () => { |
| it('should hide a dropdown', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="true">Dropdown</button>', |
| ' <div class="dropdown-menu show">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownMenu = fixtureEl.querySelector('.dropdown-menu') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('hidden.bs.dropdown', () => { |
| expect(dropdownMenu).not.toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false') |
| resolve() |
| }) |
| |
| dropdown.hide() |
| }) |
| }) |
| |
| it('should hide a dropdown and destroy popper', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| spyOn(dropdown._popper, 'destroy') |
| dropdown.hide() |
| }) |
| |
| btnDropdown.addEventListener('hidden.bs.dropdown', () => { |
| expect(dropdown._popper.destroy).toHaveBeenCalled() |
| resolve() |
| }) |
| |
| dropdown.show() |
| }) |
| }) |
| |
| it('should not hide a dropdown if the element is disabled', () => { |
| return new Promise((resolve, reject) => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu show">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownMenu = fixtureEl.querySelector('.dropdown-menu') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('hidden.bs.dropdown', () => { |
| reject(new Error('should not throw hidden.bs.dropdown event')) |
| }) |
| |
| dropdown.hide() |
| |
| setTimeout(() => { |
| expect(dropdownMenu).toHaveClass('show') |
| resolve() |
| }, 10) |
| }) |
| }) |
| |
| it('should not hide a dropdown if the element contains .disabled', () => { |
| return new Promise((resolve, reject) => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle disabled" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu show">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownMenu = fixtureEl.querySelector('.dropdown-menu') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('hidden.bs.dropdown', () => { |
| reject(new Error('should not throw hidden.bs.dropdown event')) |
| }) |
| |
| dropdown.hide() |
| |
| setTimeout(() => { |
| expect(dropdownMenu).toHaveClass('show') |
| resolve() |
| }, 10) |
| }) |
| }) |
| |
| it('should not hide a dropdown if the menu is not shown', () => { |
| return new Promise((resolve, reject) => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('hidden.bs.dropdown', () => { |
| reject(new Error('should not throw hidden.bs.dropdown event')) |
| }) |
| |
| dropdown.hide() |
| |
| setTimeout(() => { |
| expect().nothing() |
| resolve() |
| }, 10) |
| }) |
| }) |
| |
| it('should not hide a dropdown if hide event is prevented', () => { |
| return new Promise((resolve, reject) => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu show">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownMenu = fixtureEl.querySelector('.dropdown-menu') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('hide.bs.dropdown', event => { |
| event.preventDefault() |
| }) |
| |
| btnDropdown.addEventListener('hidden.bs.dropdown', () => { |
| reject(new Error('should not throw hidden.bs.dropdown event')) |
| }) |
| |
| dropdown.hide() |
| |
| setTimeout(() => { |
| expect(dropdownMenu).toHaveClass('show') |
| resolve() |
| }) |
| }) |
| }) |
| |
| it('should remove event listener on touch-enabled device that was added in show method', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Dropdown item</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const defaultValueOnTouchStart = document.documentElement.ontouchstart |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| document.documentElement.ontouchstart = noop |
| const spy = spyOn(EventHandler, 'off') |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| dropdown.hide() |
| }) |
| |
| btnDropdown.addEventListener('hidden.bs.dropdown', () => { |
| expect(btnDropdown).not.toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false') |
| expect(spy).toHaveBeenCalled() |
| |
| document.documentElement.ontouchstart = defaultValueOnTouchStart |
| resolve() |
| }) |
| |
| dropdown.show() |
| }) |
| }) |
| }) |
| |
| describe('dispose', () => { |
| it('should dispose dropdown', () => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| |
| const dropdown = new Dropdown(btnDropdown) |
| |
| expect(dropdown._popper).toBeNull() |
| expect(dropdown._menu).not.toBeNull() |
| expect(dropdown._element).not.toBeNull() |
| const spy = spyOn(EventHandler, 'off') |
| |
| dropdown.dispose() |
| |
| expect(dropdown._menu).toBeNull() |
| expect(dropdown._element).toBeNull() |
| expect(spy).toHaveBeenCalledWith(btnDropdown, Dropdown.EVENT_KEY) |
| }) |
| |
| it('should dispose dropdown with Popper', () => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| dropdown.toggle() |
| |
| expect(dropdown._popper).not.toBeNull() |
| expect(dropdown._menu).not.toBeNull() |
| expect(dropdown._element).not.toBeNull() |
| |
| dropdown.dispose() |
| |
| expect(dropdown._popper).toBeNull() |
| expect(dropdown._menu).toBeNull() |
| expect(dropdown._element).toBeNull() |
| }) |
| }) |
| |
| describe('update', () => { |
| it('should call Popper and detect navbar on update', () => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| dropdown.toggle() |
| |
| expect(dropdown._popper).not.toBeNull() |
| |
| const spyUpdate = spyOn(dropdown._popper, 'update') |
| const spyDetect = spyOn(dropdown, '_detectNavbar') |
| |
| dropdown.update() |
| |
| expect(spyUpdate).toHaveBeenCalled() |
| expect(spyDetect).toHaveBeenCalled() |
| }) |
| |
| it('should just detect navbar on update', () => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| const spy = spyOn(dropdown, '_detectNavbar') |
| |
| dropdown.update() |
| |
| expect(dropdown._popper).toBeNull() |
| expect(spy).toHaveBeenCalled() |
| }) |
| }) |
| |
| describe('data-api', () => { |
| it('should show and hide a dropdown', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| let showEventTriggered = false |
| let hideEventTriggered = false |
| |
| btnDropdown.addEventListener('show.bs.dropdown', () => { |
| showEventTriggered = true |
| }) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', event => setTimeout(() => { |
| expect(btnDropdown).toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true') |
| expect(showEventTriggered).toBeTrue() |
| expect(event.relatedTarget).toEqual(btnDropdown) |
| document.body.click() |
| })) |
| |
| btnDropdown.addEventListener('hide.bs.dropdown', () => { |
| hideEventTriggered = true |
| }) |
| |
| btnDropdown.addEventListener('hidden.bs.dropdown', event => { |
| expect(btnDropdown).not.toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false') |
| expect(hideEventTriggered).toBeTrue() |
| expect(event.relatedTarget).toEqual(btnDropdown) |
| resolve() |
| }) |
| |
| btnDropdown.click() |
| }) |
| }) |
| |
| it('should not use "static" Popper in navbar', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<nav class="navbar navbar-expand-md bg-light">', |
| ' <div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| ' </div>', |
| '</nav>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownMenu = fixtureEl.querySelector('.dropdown-menu') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| expect(dropdown._popper).not.toBeNull() |
| expect(dropdownMenu.getAttribute('data-bs-popper')).toEqual('static') |
| resolve() |
| }) |
| |
| dropdown.show() |
| }) |
| }) |
| |
| it('should not collapse the dropdown when clicking a select option nested in the dropdown', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <select>', |
| ' <option selected>Open this select menu</option>', |
| ' <option value="1">One</option>', |
| ' </select>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownMenu = fixtureEl.querySelector('.dropdown-menu') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| const hideSpy = spyOn(dropdown, '_completeHide') |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| const clickEvent = new MouseEvent('click', { |
| bubbles: true |
| }) |
| |
| dropdownMenu.querySelector('option').dispatchEvent(clickEvent) |
| }) |
| |
| dropdownMenu.addEventListener('click', event => { |
| expect(event.target.tagName).toMatch(/select|option/i) |
| |
| Dropdown.clearMenus(event) |
| |
| setTimeout(() => { |
| expect(hideSpy).not.toHaveBeenCalled() |
| resolve() |
| }, 10) |
| }) |
| |
| dropdown.show() |
| }) |
| }) |
| |
| it('should manage bs attribute `data-bs-popper`="static" when dropdown is in navbar', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<nav class="navbar navbar-expand-md bg-light">', |
| ' <div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| ' </div>', |
| '</nav>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownMenu = fixtureEl.querySelector('.dropdown-menu') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| expect(dropdownMenu.getAttribute('data-bs-popper')).toEqual('static') |
| dropdown.hide() |
| }) |
| |
| btnDropdown.addEventListener('hidden.bs.dropdown', () => { |
| expect(dropdownMenu.getAttribute('data-bs-popper')).toBeNull() |
| resolve() |
| }) |
| |
| dropdown.show() |
| }) |
| }) |
| |
| it('should not use Popper if display set to static', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-display="static">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownMenu = fixtureEl.querySelector('.dropdown-menu') |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| // Popper adds this attribute when we use it |
| expect(dropdownMenu.getAttribute('data-popper-placement')).toBeNull() |
| resolve() |
| }) |
| |
| btnDropdown.click() |
| }) |
| }) |
| |
| it('should manage bs attribute `data-bs-popper`="static" when display set to static', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-display="static">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownMenu = fixtureEl.querySelector('.dropdown-menu') |
| const dropdown = new Dropdown(btnDropdown) |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| expect(dropdownMenu.getAttribute('data-bs-popper')).toEqual('static') |
| dropdown.hide() |
| }) |
| |
| btnDropdown.addEventListener('hidden.bs.dropdown', () => { |
| expect(dropdownMenu.getAttribute('data-bs-popper')).toBeNull() |
| resolve() |
| }) |
| |
| dropdown.show() |
| }) |
| }) |
| |
| it('should remove "show" class if tabbing outside of menu', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => { |
| expect(btnDropdown).toHaveClass('show') |
| |
| const keyup = createEvent('keyup') |
| |
| keyup.key = 'Tab' |
| document.dispatchEvent(keyup) |
| }) |
| |
| btnDropdown.addEventListener('hidden.bs.dropdown', () => { |
| expect(btnDropdown).not.toHaveClass('show') |
| resolve() |
| }) |
| |
| btnDropdown.click() |
| }) |
| }) |
| |
| it('should remove "show" class if body is clicked, with multiple dropdowns', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="nav">', |
| ' <div class="dropdown" id="testmenu">', |
| ' <a class="dropdown-toggle" data-bs-toggle="dropdown" href="#testmenu">Test menu</a>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#sub1">Submenu 1</a>', |
| ' </div>', |
| ' </div>', |
| '</div>', |
| '<div class="btn-group">', |
| ' <button class="btn">Actions</button>', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown"></button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Action 1</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdownList = fixtureEl.querySelectorAll('[data-bs-toggle="dropdown"]') |
| |
| expect(triggerDropdownList).toHaveSize(2) |
| |
| const [triggerDropdownFirst, triggerDropdownLast] = triggerDropdownList |
| |
| triggerDropdownFirst.addEventListener('shown.bs.dropdown', () => { |
| expect(triggerDropdownFirst).toHaveClass('show') |
| expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1) |
| document.body.click() |
| }) |
| |
| triggerDropdownFirst.addEventListener('hidden.bs.dropdown', () => { |
| expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0) |
| triggerDropdownLast.click() |
| }) |
| |
| triggerDropdownLast.addEventListener('shown.bs.dropdown', () => { |
| expect(triggerDropdownLast).toHaveClass('show') |
| expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1) |
| document.body.click() |
| }) |
| |
| triggerDropdownLast.addEventListener('hidden.bs.dropdown', () => { |
| expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0) |
| resolve() |
| }) |
| |
| triggerDropdownFirst.click() |
| }) |
| }) |
| |
| it('should remove "show" class if body if tabbing outside of menu, with multiple dropdowns', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <a class="dropdown-toggle" data-bs-toggle="dropdown" href="#testmenu">Test menu</a>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#sub1">Submenu 1</a>', |
| ' </div>', |
| '</div>', |
| '<div class="btn-group">', |
| ' <button class="btn">Actions</button>', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown"></button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Action 1</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdownList = fixtureEl.querySelectorAll('[data-bs-toggle="dropdown"]') |
| |
| expect(triggerDropdownList).toHaveSize(2) |
| |
| const [triggerDropdownFirst, triggerDropdownLast] = triggerDropdownList |
| |
| triggerDropdownFirst.addEventListener('shown.bs.dropdown', () => { |
| expect(triggerDropdownFirst).toHaveClass('show') |
| expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1) |
| |
| const keyup = createEvent('keyup') |
| keyup.key = 'Tab' |
| |
| document.dispatchEvent(keyup) |
| }) |
| |
| triggerDropdownFirst.addEventListener('hidden.bs.dropdown', () => { |
| expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0) |
| triggerDropdownLast.click() |
| }) |
| |
| triggerDropdownLast.addEventListener('shown.bs.dropdown', () => { |
| expect(triggerDropdownLast).toHaveClass('show') |
| expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1) |
| |
| const keyup = createEvent('keyup') |
| keyup.key = 'Tab' |
| |
| document.dispatchEvent(keyup) |
| }) |
| |
| triggerDropdownLast.addEventListener('hidden.bs.dropdown', () => { |
| expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0) |
| resolve() |
| }) |
| |
| triggerDropdownFirst.click() |
| }) |
| }) |
| |
| it('should be able to identify clicked dropdown, even with multiple dropdowns in the same tag', () => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button id="dropdown1" class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown toggle</button>', |
| ' <div id="menu1" class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Dropdown item</a>', |
| ' </div>', |
| ' <button id="dropdown2" class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown toggle</button>', |
| ' <div id="menu2" class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Dropdown item</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const dropdownToggle1 = fixtureEl.querySelector('#dropdown1') |
| const dropdownToggle2 = fixtureEl.querySelector('#dropdown2') |
| const dropdownMenu1 = fixtureEl.querySelector('#menu1') |
| const dropdownMenu2 = fixtureEl.querySelector('#menu2') |
| const spy = spyOn(Dropdown, 'getOrCreateInstance').and.callThrough() |
| |
| dropdownToggle1.click() |
| expect(spy).toHaveBeenCalledWith(dropdownToggle1) |
| |
| dropdownToggle2.click() |
| expect(spy).toHaveBeenCalledWith(dropdownToggle2) |
| |
| dropdownMenu1.click() |
| expect(spy).toHaveBeenCalledWith(dropdownToggle1) |
| |
| dropdownMenu2.click() |
| expect(spy).toHaveBeenCalledWith(dropdownToggle2) |
| }) |
| |
| it('should be able to show the proper menu, even with multiple dropdowns in the same tag', () => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button id="dropdown1" class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown toggle</button>', |
| ' <div id="menu1" class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Dropdown item</a>', |
| ' </div>', |
| ' <button id="dropdown2" class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown toggle</button>', |
| ' <div id="menu2" class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Dropdown item</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const dropdownToggle1 = fixtureEl.querySelector('#dropdown1') |
| const dropdownToggle2 = fixtureEl.querySelector('#dropdown2') |
| const dropdownMenu1 = fixtureEl.querySelector('#menu1') |
| const dropdownMenu2 = fixtureEl.querySelector('#menu2') |
| |
| dropdownToggle1.click() |
| expect(dropdownMenu1).toHaveClass('show') |
| expect(dropdownMenu2).not.toHaveClass('show') |
| |
| dropdownToggle2.click() |
| expect(dropdownMenu1).not.toHaveClass('show') |
| expect(dropdownMenu2).toHaveClass('show') |
| }) |
| |
| it('should fire hide and hidden event without a clickEvent if event type is not click', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#sub1">Submenu 1</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| |
| triggerDropdown.addEventListener('hide.bs.dropdown', event => { |
| expect(event.clickEvent).toBeUndefined() |
| }) |
| |
| triggerDropdown.addEventListener('hidden.bs.dropdown', event => { |
| expect(event.clickEvent).toBeUndefined() |
| resolve() |
| }) |
| |
| triggerDropdown.addEventListener('shown.bs.dropdown', () => { |
| const keydown = createEvent('keydown') |
| |
| keydown.key = 'Escape' |
| triggerDropdown.dispatchEvent(keydown) |
| }) |
| |
| triggerDropdown.click() |
| }) |
| }) |
| |
| it('should bubble up the events to the parent elements', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#subMenu">Sub menu</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownParent = fixtureEl.querySelector('.dropdown') |
| const dropdown = new Dropdown(triggerDropdown) |
| |
| const showFunction = jasmine.createSpy('showFunction') |
| dropdownParent.addEventListener('show.bs.dropdown', showFunction) |
| |
| const shownFunction = jasmine.createSpy('shownFunction') |
| dropdownParent.addEventListener('shown.bs.dropdown', () => { |
| shownFunction() |
| dropdown.hide() |
| }) |
| |
| const hideFunction = jasmine.createSpy('hideFunction') |
| dropdownParent.addEventListener('hide.bs.dropdown', hideFunction) |
| |
| dropdownParent.addEventListener('hidden.bs.dropdown', () => { |
| expect(showFunction).toHaveBeenCalled() |
| expect(shownFunction).toHaveBeenCalled() |
| expect(hideFunction).toHaveBeenCalled() |
| resolve() |
| }) |
| |
| dropdown.show() |
| }) |
| }) |
| |
| it('should ignore keyboard events within <input>s and <textarea>s', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#sub1">Submenu 1</a>', |
| ' <input type="text">', |
| ' <textarea></textarea>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const input = fixtureEl.querySelector('input') |
| const textarea = fixtureEl.querySelector('textarea') |
| |
| triggerDropdown.addEventListener('shown.bs.dropdown', () => { |
| input.focus() |
| const keydown = createEvent('keydown') |
| |
| keydown.key = 'ArrowUp' |
| input.dispatchEvent(keydown) |
| |
| expect(document.activeElement).toEqual(input, 'input still focused') |
| |
| textarea.focus() |
| textarea.dispatchEvent(keydown) |
| |
| expect(document.activeElement).toEqual(textarea, 'textarea still focused') |
| resolve() |
| }) |
| |
| triggerDropdown.click() |
| }) |
| }) |
| |
| it('should skip disabled element when using keyboard navigation', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item disabled" href="#sub1">Submenu 1</a>', |
| ' <button class="dropdown-item" type="button" disabled>Disabled button</button>', |
| ' <a id="item1" class="dropdown-item" href="#">Another link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| |
| triggerDropdown.addEventListener('shown.bs.dropdown', () => { |
| const keydown = createEvent('keydown') |
| keydown.key = 'ArrowDown' |
| |
| triggerDropdown.dispatchEvent(keydown) |
| triggerDropdown.dispatchEvent(keydown) |
| |
| expect(document.activeElement).not.toHaveClass('disabled') |
| expect(document.activeElement.hasAttribute('disabled')).toBeFalse() |
| resolve() |
| }) |
| |
| triggerDropdown.click() |
| }) |
| }) |
| |
| it('should skip hidden element when using keyboard navigation', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<style>', |
| ' .d-none {', |
| ' display: none;', |
| ' }', |
| '</style>', |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <button class="dropdown-item d-none" type="button">Hidden button by class</button>', |
| ' <a class="dropdown-item" href="#sub1" style="display: none">Hidden link</a>', |
| ' <a class="dropdown-item" href="#sub1" style="visibility: hidden">Hidden link</a>', |
| ' <a id="item1" class="dropdown-item" href="#">Another link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| |
| triggerDropdown.addEventListener('shown.bs.dropdown', () => { |
| const keydown = createEvent('keydown') |
| keydown.key = 'ArrowDown' |
| |
| triggerDropdown.dispatchEvent(keydown) |
| |
| expect(document.activeElement).not.toHaveClass('d-none') |
| expect(document.activeElement.style.display).not.toEqual('none') |
| expect(document.activeElement.style.visibility).not.toEqual('hidden') |
| |
| resolve() |
| }) |
| |
| triggerDropdown.click() |
| }) |
| }) |
| |
| it('should focus next/previous element when using keyboard navigation', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a id="item1" class="dropdown-item" href="#">A link</a>', |
| ' <a id="item2" class="dropdown-item" href="#">Another link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const item1 = fixtureEl.querySelector('#item1') |
| const item2 = fixtureEl.querySelector('#item2') |
| |
| triggerDropdown.addEventListener('shown.bs.dropdown', () => { |
| const keydownArrowDown = createEvent('keydown') |
| keydownArrowDown.key = 'ArrowDown' |
| |
| triggerDropdown.dispatchEvent(keydownArrowDown) |
| expect(document.activeElement).toEqual(item1, 'item1 is focused') |
| |
| document.activeElement.dispatchEvent(keydownArrowDown) |
| expect(document.activeElement).toEqual(item2, 'item2 is focused') |
| |
| const keydownArrowUp = createEvent('keydown') |
| keydownArrowUp.key = 'ArrowUp' |
| |
| document.activeElement.dispatchEvent(keydownArrowUp) |
| expect(document.activeElement).toEqual(item1, 'item1 is focused') |
| |
| resolve() |
| }) |
| |
| triggerDropdown.click() |
| }) |
| }) |
| |
| it('should open the dropdown and focus on the last item when using ArrowUp for the first time', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a id="item1" class="dropdown-item" href="#">A link</a>', |
| ' <a id="item2" class="dropdown-item" href="#">Another link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const lastItem = fixtureEl.querySelector('#item2') |
| |
| triggerDropdown.addEventListener('shown.bs.dropdown', () => { |
| setTimeout(() => { |
| expect(document.activeElement).toEqual(lastItem, 'item2 is focused') |
| resolve() |
| }) |
| }) |
| |
| const keydown = createEvent('keydown') |
| keydown.key = 'ArrowUp' |
| triggerDropdown.dispatchEvent(keydown) |
| }) |
| }) |
| |
| it('should open the dropdown and focus on the first item when using ArrowDown for the first time', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a id="item1" class="dropdown-item" href="#">A link</a>', |
| ' <a id="item2" class="dropdown-item" href="#">Another link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const firstItem = fixtureEl.querySelector('#item1') |
| |
| triggerDropdown.addEventListener('shown.bs.dropdown', () => { |
| setTimeout(() => { |
| expect(document.activeElement).toEqual(firstItem, 'item1 is focused') |
| resolve() |
| }) |
| }) |
| |
| const keydown = createEvent('keydown') |
| keydown.key = 'ArrowDown' |
| triggerDropdown.dispatchEvent(keydown) |
| }) |
| }) |
| |
| it('should not close the dropdown if the user clicks on a text field within dropdown-menu', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <input type="text">', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const input = fixtureEl.querySelector('input') |
| |
| input.addEventListener('click', () => { |
| expect(triggerDropdown).toHaveClass('show') |
| resolve() |
| }) |
| |
| triggerDropdown.addEventListener('shown.bs.dropdown', () => { |
| expect(triggerDropdown).toHaveClass('show') |
| input.dispatchEvent(createEvent('click')) |
| }) |
| |
| triggerDropdown.click() |
| }) |
| }) |
| |
| it('should not close the dropdown if the user clicks on a textarea within dropdown-menu', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <textarea></textarea>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const textarea = fixtureEl.querySelector('textarea') |
| |
| textarea.addEventListener('click', () => { |
| expect(triggerDropdown).toHaveClass('show') |
| resolve() |
| }) |
| |
| triggerDropdown.addEventListener('shown.bs.dropdown', () => { |
| expect(triggerDropdown).toHaveClass('show') |
| textarea.dispatchEvent(createEvent('click')) |
| }) |
| |
| triggerDropdown.click() |
| }) |
| }) |
| |
| it('should close the dropdown if the user clicks on a text field that is not contained within dropdown-menu', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' </div>', |
| '</div>', |
| '<input type="text">' |
| ].join('') |
| |
| const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const input = fixtureEl.querySelector('input') |
| |
| triggerDropdown.addEventListener('hidden.bs.dropdown', () => { |
| expect().nothing() |
| resolve() |
| }) |
| |
| triggerDropdown.addEventListener('shown.bs.dropdown', () => { |
| input.dispatchEvent(createEvent('click', { |
| bubbles: true |
| })) |
| }) |
| |
| triggerDropdown.click() |
| }) |
| }) |
| |
| it('should ignore keyboard events for <input>s and <textarea>s within dropdown-menu, except for escape key', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#sub1">Submenu 1</a>', |
| ' <input type="text">', |
| ' <textarea></textarea>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const input = fixtureEl.querySelector('input') |
| const textarea = fixtureEl.querySelector('textarea') |
| |
| const test = (eventKey, elementToDispatch) => { |
| const event = createEvent('keydown') |
| event.key = eventKey |
| elementToDispatch.focus() |
| elementToDispatch.dispatchEvent(event) |
| expect(document.activeElement).toEqual(elementToDispatch, `${elementToDispatch.tagName} still focused`) |
| } |
| |
| const keydownEscape = createEvent('keydown') |
| keydownEscape.key = 'Escape' |
| |
| triggerDropdown.addEventListener('shown.bs.dropdown', () => { |
| // Key Space |
| test('Space', input) |
| |
| test('Space', textarea) |
| |
| // Key ArrowUp |
| test('ArrowUp', input) |
| |
| test('ArrowUp', textarea) |
| |
| // Key ArrowDown |
| test('ArrowDown', input) |
| |
| test('ArrowDown', textarea) |
| |
| // Key Escape |
| input.focus() |
| input.dispatchEvent(keydownEscape) |
| |
| expect(triggerDropdown).not.toHaveClass('show') |
| resolve() |
| }) |
| |
| triggerDropdown.click() |
| }) |
| }) |
| |
| it('should not open dropdown if escape key was pressed on the toggle', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="tabs">', |
| ' <div class="dropdown">', |
| ' <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' <a class="dropdown-item" href="#">Something else here</a>', |
| ' <div class="divider"></div>', |
| ' <a class="dropdown-item" href="#">Another link</a>', |
| ' </div>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = new Dropdown(triggerDropdown) |
| const button = fixtureEl.querySelector('button[data-bs-toggle="dropdown"]') |
| |
| const spy = spyOn(dropdown, 'toggle') |
| |
| // Key escape |
| button.focus() |
| // Key escape |
| const keydownEscape = createEvent('keydown') |
| keydownEscape.key = 'Escape' |
| button.dispatchEvent(keydownEscape) |
| |
| setTimeout(() => { |
| expect(spy).not.toHaveBeenCalled() |
| expect(triggerDropdown).not.toHaveClass('show') |
| resolve() |
| }, 20) |
| }) |
| }) |
| |
| it('should propagate escape key events if dropdown is closed', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="parent">', |
| ' <div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Some Item</a>', |
| ' </div>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const parent = fixtureEl.querySelector('.parent') |
| const toggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| |
| const parentKeyHandler = jasmine.createSpy('parentKeyHandler') |
| |
| parent.addEventListener('keydown', parentKeyHandler) |
| parent.addEventListener('keyup', () => { |
| expect(parentKeyHandler).toHaveBeenCalled() |
| resolve() |
| }) |
| |
| const keydownEscape = createEvent('keydown', { bubbles: true }) |
| keydownEscape.key = 'Escape' |
| const keyupEscape = createEvent('keyup', { bubbles: true }) |
| keyupEscape.key = 'Escape' |
| |
| toggle.focus() |
| toggle.dispatchEvent(keydownEscape) |
| toggle.dispatchEvent(keyupEscape) |
| }) |
| }) |
| |
| it('should not propagate escape key events if dropdown is open', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="parent">', |
| ' <div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Some Item</a>', |
| ' </div>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const parent = fixtureEl.querySelector('.parent') |
| const toggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| |
| const parentKeyHandler = jasmine.createSpy('parentKeyHandler') |
| |
| parent.addEventListener('keydown', parentKeyHandler) |
| parent.addEventListener('keyup', () => { |
| expect(parentKeyHandler).not.toHaveBeenCalled() |
| resolve() |
| }) |
| |
| const keydownEscape = createEvent('keydown', { bubbles: true }) |
| keydownEscape.key = 'Escape' |
| const keyupEscape = createEvent('keyup', { bubbles: true }) |
| keyupEscape.key = 'Escape' |
| |
| toggle.click() |
| toggle.dispatchEvent(keydownEscape) |
| toggle.dispatchEvent(keyupEscape) |
| }) |
| }) |
| |
| it('should close dropdown using `escape` button, and return focus to its trigger', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Some Item</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const toggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| |
| toggle.addEventListener('shown.bs.dropdown', () => { |
| const keydownEvent = createEvent('keydown', { bubbles: true }) |
| keydownEvent.key = 'ArrowDown' |
| toggle.dispatchEvent(keydownEvent) |
| keydownEvent.key = 'Escape' |
| toggle.dispatchEvent(keydownEvent) |
| }) |
| |
| toggle.addEventListener('hidden.bs.dropdown', () => setTimeout(() => { |
| expect(document.activeElement).toEqual(toggle) |
| resolve() |
| })) |
| |
| toggle.click() |
| }) |
| }) |
| |
| it('should close dropdown (only) by clicking inside the dropdown menu when it has data-attribute `data-bs-auto-close="inside"`', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-auto-close="inside">Dropdown toggle</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Dropdown item</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const dropdownToggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownMenu = fixtureEl.querySelector('.dropdown-menu') |
| |
| const expectDropdownToBeOpened = () => setTimeout(() => { |
| expect(dropdownToggle).toHaveClass('show') |
| dropdownMenu.click() |
| }, 150) |
| |
| dropdownToggle.addEventListener('shown.bs.dropdown', () => { |
| document.documentElement.click() |
| expectDropdownToBeOpened() |
| }) |
| |
| dropdownToggle.addEventListener('hidden.bs.dropdown', () => setTimeout(() => { |
| expect(dropdownToggle).not.toHaveClass('show') |
| resolve() |
| })) |
| |
| dropdownToggle.click() |
| }) |
| }) |
| |
| it('should close dropdown (only) by clicking outside the dropdown menu when it has data-attribute `data-bs-auto-close="outside"`', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-auto-close="outside">Dropdown toggle</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Dropdown item</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const dropdownToggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownMenu = fixtureEl.querySelector('.dropdown-menu') |
| |
| const expectDropdownToBeOpened = () => setTimeout(() => { |
| expect(dropdownToggle).toHaveClass('show') |
| document.documentElement.click() |
| }, 150) |
| |
| dropdownToggle.addEventListener('shown.bs.dropdown', () => { |
| dropdownMenu.click() |
| expectDropdownToBeOpened() |
| }) |
| |
| dropdownToggle.addEventListener('hidden.bs.dropdown', () => { |
| expect(dropdownToggle).not.toHaveClass('show') |
| resolve() |
| }) |
| |
| dropdownToggle.click() |
| }) |
| }) |
| |
| it('should not close dropdown by clicking inside or outside the dropdown menu when it has data-attribute `data-bs-auto-close="false"`', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-auto-close="false">Dropdown toggle</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Dropdown item</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const dropdownToggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownMenu = fixtureEl.querySelector('.dropdown-menu') |
| |
| const expectDropdownToBeOpened = (shouldTriggerClick = true) => setTimeout(() => { |
| expect(dropdownToggle).toHaveClass('show') |
| if (shouldTriggerClick) { |
| document.documentElement.click() |
| } else { |
| resolve() |
| } |
| |
| expectDropdownToBeOpened(false) |
| }, 150) |
| |
| dropdownToggle.addEventListener('shown.bs.dropdown', () => { |
| dropdownMenu.click() |
| expectDropdownToBeOpened() |
| }) |
| |
| dropdownToggle.click() |
| }) |
| }) |
| |
| it('should be able to identify clicked dropdown, no matter the markup order', () => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Dropdown item</a>', |
| ' </div>', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown toggle</button>', |
| '</div>' |
| ].join('') |
| |
| const dropdownToggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdownMenu = fixtureEl.querySelector('.dropdown-menu') |
| const spy = spyOn(Dropdown, 'getOrCreateInstance').and.callThrough() |
| |
| dropdownToggle.click() |
| expect(spy).toHaveBeenCalledWith(dropdownToggle) |
| dropdownMenu.click() |
| expect(spy).toHaveBeenCalledWith(dropdownToggle) |
| }) |
| }) |
| |
| describe('getInstance', () => { |
| it('should return dropdown instance', () => { |
| fixtureEl.innerHTML = '<div></div>' |
| |
| const div = fixtureEl.querySelector('div') |
| const dropdown = new Dropdown(div) |
| |
| expect(Dropdown.getInstance(div)).toEqual(dropdown) |
| expect(Dropdown.getInstance(div)).toBeInstanceOf(Dropdown) |
| }) |
| |
| it('should return null when there is no dropdown instance', () => { |
| fixtureEl.innerHTML = '<div></div>' |
| |
| const div = fixtureEl.querySelector('div') |
| |
| expect(Dropdown.getInstance(div)).toBeNull() |
| }) |
| }) |
| |
| describe('getOrCreateInstance', () => { |
| it('should return dropdown instance', () => { |
| fixtureEl.innerHTML = '<div></div>' |
| |
| const div = fixtureEl.querySelector('div') |
| const dropdown = new Dropdown(div) |
| |
| expect(Dropdown.getOrCreateInstance(div)).toEqual(dropdown) |
| expect(Dropdown.getInstance(div)).toEqual(Dropdown.getOrCreateInstance(div, {})) |
| expect(Dropdown.getOrCreateInstance(div)).toBeInstanceOf(Dropdown) |
| }) |
| |
| it('should return new instance when there is no dropdown instance', () => { |
| fixtureEl.innerHTML = '<div></div>' |
| |
| const div = fixtureEl.querySelector('div') |
| |
| expect(Dropdown.getInstance(div)).toBeNull() |
| expect(Dropdown.getOrCreateInstance(div)).toBeInstanceOf(Dropdown) |
| }) |
| |
| it('should return new instance when there is no dropdown instance with given configuration', () => { |
| fixtureEl.innerHTML = '<div></div>' |
| |
| const div = fixtureEl.querySelector('div') |
| |
| expect(Dropdown.getInstance(div)).toBeNull() |
| const dropdown = Dropdown.getOrCreateInstance(div, { |
| display: 'dynamic' |
| }) |
| expect(dropdown).toBeInstanceOf(Dropdown) |
| |
| expect(dropdown._config.display).toEqual('dynamic') |
| }) |
| |
| it('should return the instance when exists without given configuration', () => { |
| fixtureEl.innerHTML = '<div></div>' |
| |
| const div = fixtureEl.querySelector('div') |
| const dropdown = new Dropdown(div, { |
| display: 'dynamic' |
| }) |
| expect(Dropdown.getInstance(div)).toEqual(dropdown) |
| |
| const dropdown2 = Dropdown.getOrCreateInstance(div, { |
| display: 'static' |
| }) |
| expect(dropdown).toBeInstanceOf(Dropdown) |
| expect(dropdown2).toEqual(dropdown) |
| |
| expect(dropdown2._config.display).toEqual('dynamic') |
| }) |
| }) |
| |
| it('should open dropdown when pressing keydown or keyup', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item disabled" href="#sub1">Submenu 1</a>', |
| ' <button class="dropdown-item" type="button" disabled>Disabled button</button>', |
| ' <a id="item1" class="dropdown-item" href="#">Another link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const dropdown = fixtureEl.querySelector('.dropdown') |
| |
| const keydown = createEvent('keydown') |
| keydown.key = 'ArrowDown' |
| |
| const keyup = createEvent('keyup') |
| keyup.key = 'ArrowUp' |
| |
| const handleArrowDown = () => { |
| expect(triggerDropdown).toHaveClass('show') |
| expect(triggerDropdown.getAttribute('aria-expanded')).toEqual('true') |
| setTimeout(() => { |
| dropdown.hide() |
| keydown.key = 'ArrowUp' |
| triggerDropdown.dispatchEvent(keyup) |
| }, 20) |
| } |
| |
| const handleArrowUp = () => { |
| expect(triggerDropdown).toHaveClass('show') |
| expect(triggerDropdown.getAttribute('aria-expanded')).toEqual('true') |
| resolve() |
| } |
| |
| dropdown.addEventListener('shown.bs.dropdown', event => { |
| if (event.target.key === 'ArrowDown') { |
| handleArrowDown() |
| } else { |
| handleArrowUp() |
| } |
| }) |
| |
| triggerDropdown.dispatchEvent(keydown) |
| }) |
| }) |
| |
| it('should allow `data-bs-toggle="dropdown"` click events to bubble up', () => { |
| fixtureEl.innerHTML = [ |
| '<div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#">Secondary link</a>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const clickListener = jasmine.createSpy('clickListener') |
| const delegatedClickListener = jasmine.createSpy('delegatedClickListener') |
| |
| btnDropdown.addEventListener('click', clickListener) |
| document.addEventListener('click', delegatedClickListener) |
| |
| btnDropdown.click() |
| |
| expect(clickListener).toHaveBeenCalled() |
| expect(delegatedClickListener).toHaveBeenCalled() |
| }) |
| |
| it('should open the dropdown when clicking the child element inside `data-bs-toggle="dropdown"`', () => { |
| return new Promise(resolve => { |
| fixtureEl.innerHTML = [ |
| '<div class="container">', |
| ' <div class="dropdown">', |
| ' <button class="btn dropdown-toggle" data-bs-toggle="dropdown"><span id="childElement">Dropdown</span></button>', |
| ' <div class="dropdown-menu">', |
| ' <a class="dropdown-item" href="#subMenu">Sub menu</a>', |
| ' </div>', |
| ' </div>', |
| '</div>' |
| ].join('') |
| |
| const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]') |
| const childElement = fixtureEl.querySelector('#childElement') |
| |
| btnDropdown.addEventListener('shown.bs.dropdown', () => setTimeout(() => { |
| expect(btnDropdown).toHaveClass('show') |
| expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true') |
| resolve() |
| })) |
| |
| childElement.click() |
| }) |
| }) |
| }) |
