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diff --git a/js/tests/unit/toast.spec.js b/js/tests/unit/toast.spec.js
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+import Toast from '../../src/toast'
+import { clearFixture, createEvent, getFixture, jQueryMock } from '../helpers/fixture'
+
+describe('Toast', () => {
+ let fixtureEl
+
+ beforeAll(() => {
+ fixtureEl = getFixture()
+ })
+
+ afterEach(() => {
+ clearFixture()
+ })
+
+ describe('VERSION', () => {
+ it('should return plugin version', () => {
+ expect(Toast.VERSION).toEqual(jasmine.any(String))
+ })
+ })
+
+ describe('DATA_KEY', () => {
+ it('should return plugin data key', () => {
+ expect(Toast.DATA_KEY).toEqual('bs.toast')
+ })
+ })
+
+ describe('constructor', () => {
+ it('should take care of element either passed as a CSS selector or DOM element', () => {
+ fixtureEl.innerHTML = '<div class="toast"></div>'
+
+ const toastEl = fixtureEl.querySelector('.toast')
+ const toastBySelector = new Toast('.toast')
+ const toastByElement = new Toast(toastEl)
+
+ expect(toastBySelector._element).toEqual(toastEl)
+ expect(toastByElement._element).toEqual(toastEl)
+ })
+
+ it('should allow to config in js', () => {
+ return new Promise(resolve => {
+ fixtureEl.innerHTML = [
+ '<div class="toast">',
+ ' <div class="toast-body">',
+ ' a simple toast',
+ ' </div>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('div')
+ const toast = new Toast(toastEl, {
+ delay: 1
+ })
+
+ toastEl.addEventListener('shown.bs.toast', () => {
+ expect(toastEl).toHaveClass('show')
+ resolve()
+ })
+
+ toast.show()
+ })
+ })
+
+ it('should close toast when close element with data-bs-dismiss attribute is set', () => {
+ return new Promise(resolve => {
+ fixtureEl.innerHTML = [
+ '<div class="toast" data-bs-delay="1" data-bs-autohide="false" data-bs-animation="false">',
+ ' <button type="button" class="ms-2 mb-1 btn-close" data-bs-dismiss="toast" aria-label="Close"></button>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('div')
+ const toast = new Toast(toastEl)
+
+ toastEl.addEventListener('shown.bs.toast', () => {
+ expect(toastEl).toHaveClass('show')
+
+ const button = toastEl.querySelector('.btn-close')
+
+ button.click()
+ })
+
+ toastEl.addEventListener('hidden.bs.toast', () => {
+ expect(toastEl).not.toHaveClass('show')
+ resolve()
+ })
+
+ toast.show()
+ })
+ })
+ })
+
+ describe('Default', () => {
+ it('should expose default setting to allow to override them', () => {
+ const defaultDelay = 1000
+
+ Toast.Default.delay = defaultDelay
+
+ fixtureEl.innerHTML = [
+ '<div class="toast" data-bs-autohide="false" data-bs-animation="false">',
+ ' <button type="button" class="ms-2 mb-1 btn-close" data-bs-dismiss="toast" aria-label="Close"></button>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('div')
+ const toast = new Toast(toastEl)
+
+ expect(toast._config.delay).toEqual(defaultDelay)
+ })
+ })
+
+ describe('DefaultType', () => {
+ it('should expose default setting types for read', () => {
+ expect(Toast.DefaultType).toEqual(jasmine.any(Object))
+ })
+ })
+
+ describe('show', () => {
+ it('should auto hide', () => {
+ return new Promise(resolve => {
+ fixtureEl.innerHTML = [
+ '<div class="toast" data-bs-delay="1">',
+ ' <div class="toast-body">',
+ ' a simple toast',
+ ' </div>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('.toast')
+ const toast = new Toast(toastEl)
+
+ toastEl.addEventListener('hidden.bs.toast', () => {
+ expect(toastEl).not.toHaveClass('show')
+ resolve()
+ })
+
+ toast.show()
+ })
+ })
+
+ it('should not add fade class', () => {
+ return new Promise(resolve => {
+ fixtureEl.innerHTML = [
+ '<div class="toast" data-bs-delay="1" data-bs-animation="false">',
+ ' <div class="toast-body">',
+ ' a simple toast',
+ ' </div>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('.toast')
+ const toast = new Toast(toastEl)
+
+ toastEl.addEventListener('shown.bs.toast', () => {
+ expect(toastEl).not.toHaveClass('fade')
+ resolve()
+ })
+
+ toast.show()
+ })
+ })
+
+ it('should not trigger shown if show is prevented', () => {
+ return new Promise((resolve, reject) => {
+ fixtureEl.innerHTML = [
+ '<div class="toast" data-bs-delay="1" data-bs-animation="false">',
+ ' <div class="toast-body">',
+ ' a simple toast',
+ ' </div>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('.toast')
+ const toast = new Toast(toastEl)
+
+ const assertDone = () => {
+ setTimeout(() => {
+ expect(toastEl).not.toHaveClass('show')
+ resolve()
+ }, 20)
+ }
+
+ toastEl.addEventListener('show.bs.toast', event => {
+ event.preventDefault()
+ assertDone()
+ })
+
+ toastEl.addEventListener('shown.bs.toast', () => {
+ reject(new Error('shown event should not be triggered if show is prevented'))
+ })
+
+ toast.show()
+ })
+ })
+
+ it('should clear timeout if toast is shown again before it is hidden', () => {
+ return new Promise(resolve => {
+ fixtureEl.innerHTML = [
+ '<div class="toast">',
+ ' <div class="toast-body">',
+ ' a simple toast',
+ ' </div>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('.toast')
+ const toast = new Toast(toastEl)
+
+ setTimeout(() => {
+ toast._config.autohide = false
+ toastEl.addEventListener('shown.bs.toast', () => {
+ expect(spy).toHaveBeenCalled()
+ expect(toast._timeout).toBeNull()
+ resolve()
+ })
+ toast.show()
+ }, toast._config.delay / 2)
+
+ const spy = spyOn(toast, '_clearTimeout').and.callThrough()
+
+ toast.show()
+ })
+ })
+
+ it('should clear timeout if toast is interacted with mouse', () => {
+ return new Promise(resolve => {
+ fixtureEl.innerHTML = [
+ '<div class="toast">',
+ ' <div class="toast-body">',
+ ' a simple toast',
+ ' </div>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('.toast')
+ const toast = new Toast(toastEl)
+ const spy = spyOn(toast, '_clearTimeout').and.callThrough()
+
+ setTimeout(() => {
+ spy.calls.reset()
+
+ toastEl.addEventListener('mouseover', () => {
+ expect(toast._clearTimeout).toHaveBeenCalledTimes(1)
+ expect(toast._timeout).toBeNull()
+ resolve()
+ })
+
+ const mouseOverEvent = createEvent('mouseover')
+ toastEl.dispatchEvent(mouseOverEvent)
+ }, toast._config.delay / 2)
+
+ toast.show()
+ })
+ })
+
+ it('should clear timeout if toast is interacted with keyboard', () => {
+ return new Promise(resolve => {
+ fixtureEl.innerHTML = [
+ '<button id="outside-focusable">outside focusable</button>',
+ '<div class="toast">',
+ ' <div class="toast-body">',
+ ' a simple toast',
+ ' <button>with a button</button>',
+ ' </div>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('.toast')
+ const toast = new Toast(toastEl)
+ const spy = spyOn(toast, '_clearTimeout').and.callThrough()
+
+ setTimeout(() => {
+ spy.calls.reset()
+
+ toastEl.addEventListener('focusin', () => {
+ expect(toast._clearTimeout).toHaveBeenCalledTimes(1)
+ expect(toast._timeout).toBeNull()
+ resolve()
+ })
+
+ const insideFocusable = toastEl.querySelector('button')
+ insideFocusable.focus()
+ }, toast._config.delay / 2)
+
+ toast.show()
+ })
+ })
+
+ it('should still auto hide after being interacted with mouse and keyboard', () => {
+ return new Promise(resolve => {
+ fixtureEl.innerHTML = [
+ '<button id="outside-focusable">outside focusable</button>',
+ '<div class="toast">',
+ ' <div class="toast-body">',
+ ' a simple toast',
+ ' <button>with a button</button>',
+ ' </div>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('.toast')
+ const toast = new Toast(toastEl)
+
+ setTimeout(() => {
+ toastEl.addEventListener('mouseover', () => {
+ const insideFocusable = toastEl.querySelector('button')
+ insideFocusable.focus()
+ })
+
+ toastEl.addEventListener('focusin', () => {
+ const mouseOutEvent = createEvent('mouseout')
+ toastEl.dispatchEvent(mouseOutEvent)
+ })
+
+ toastEl.addEventListener('mouseout', () => {
+ const outsideFocusable = document.getElementById('outside-focusable')
+ outsideFocusable.focus()
+ })
+
+ toastEl.addEventListener('focusout', () => {
+ expect(toast._timeout).not.toBeNull()
+ resolve()
+ })
+
+ const mouseOverEvent = createEvent('mouseover')
+ toastEl.dispatchEvent(mouseOverEvent)
+ }, toast._config.delay / 2)
+
+ toast.show()
+ })
+ })
+
+ it('should not auto hide if focus leaves but mouse pointer remains inside', () => {
+ return new Promise(resolve => {
+ fixtureEl.innerHTML = [
+ '<button id="outside-focusable">outside focusable</button>',
+ '<div class="toast">',
+ ' <div class="toast-body">',
+ ' a simple toast',
+ ' <button>with a button</button>',
+ ' </div>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('.toast')
+ const toast = new Toast(toastEl)
+
+ setTimeout(() => {
+ toastEl.addEventListener('mouseover', () => {
+ const insideFocusable = toastEl.querySelector('button')
+ insideFocusable.focus()
+ })
+
+ toastEl.addEventListener('focusin', () => {
+ const outsideFocusable = document.getElementById('outside-focusable')
+ outsideFocusable.focus()
+ })
+
+ toastEl.addEventListener('focusout', () => {
+ expect(toast._timeout).toBeNull()
+ resolve()
+ })
+
+ const mouseOverEvent = createEvent('mouseover')
+ toastEl.dispatchEvent(mouseOverEvent)
+ }, toast._config.delay / 2)
+
+ toast.show()
+ })
+ })
+
+ it('should not auto hide if mouse pointer leaves but focus remains inside', () => {
+ return new Promise(resolve => {
+ fixtureEl.innerHTML = [
+ '<button id="outside-focusable">outside focusable</button>',
+ '<div class="toast">',
+ ' <div class="toast-body">',
+ ' a simple toast',
+ ' <button>with a button</button>',
+ ' </div>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('.toast')
+ const toast = new Toast(toastEl)
+
+ setTimeout(() => {
+ toastEl.addEventListener('mouseover', () => {
+ const insideFocusable = toastEl.querySelector('button')
+ insideFocusable.focus()
+ })
+
+ toastEl.addEventListener('focusin', () => {
+ const mouseOutEvent = createEvent('mouseout')
+ toastEl.dispatchEvent(mouseOutEvent)
+ })
+
+ toastEl.addEventListener('mouseout', () => {
+ expect(toast._timeout).toBeNull()
+ resolve()
+ })
+
+ const mouseOverEvent = createEvent('mouseover')
+ toastEl.dispatchEvent(mouseOverEvent)
+ }, toast._config.delay / 2)
+
+ toast.show()
+ })
+ })
+ })
+
+ describe('hide', () => {
+ it('should allow to hide toast manually', () => {
+ return new Promise(resolve => {
+ fixtureEl.innerHTML = [
+ '<div class="toast" data-bs-delay="1" data-bs-autohide="false">',
+ ' <div class="toast-body">',
+ ' a simple toast',
+ ' </div>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('.toast')
+ const toast = new Toast(toastEl)
+
+ toastEl.addEventListener('shown.bs.toast', () => {
+ toast.hide()
+ })
+
+ toastEl.addEventListener('hidden.bs.toast', () => {
+ expect(toastEl).not.toHaveClass('show')
+ resolve()
+ })
+
+ toast.show()
+ })
+ })
+
+ it('should do nothing when we call hide on a non shown toast', () => {
+ fixtureEl.innerHTML = '<div></div>'
+
+ const toastEl = fixtureEl.querySelector('div')
+ const toast = new Toast(toastEl)
+
+ const spy = spyOn(toastEl.classList, 'contains')
+
+ toast.hide()
+
+ expect(spy).toHaveBeenCalled()
+ })
+
+ it('should not trigger hidden if hide is prevented', () => {
+ return new Promise((resolve, reject) => {
+ fixtureEl.innerHTML = [
+ '<div class="toast" data-bs-delay="1" data-bs-animation="false">',
+ ' <div class="toast-body">',
+ ' a simple toast',
+ ' </div>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('.toast')
+ const toast = new Toast(toastEl)
+
+ const assertDone = () => {
+ setTimeout(() => {
+ expect(toastEl).toHaveClass('show')
+ resolve()
+ }, 20)
+ }
+
+ toastEl.addEventListener('shown.bs.toast', () => {
+ toast.hide()
+ })
+
+ toastEl.addEventListener('hide.bs.toast', event => {
+ event.preventDefault()
+ assertDone()
+ })
+
+ toastEl.addEventListener('hidden.bs.toast', () => {
+ reject(new Error('hidden event should not be triggered if hide is prevented'))
+ })
+
+ toast.show()
+ })
+ })
+ })
+
+ describe('dispose', () => {
+ it('should allow to destroy toast', () => {
+ fixtureEl.innerHTML = '<div></div>'
+
+ const toastEl = fixtureEl.querySelector('div')
+
+ const toast = new Toast(toastEl)
+
+ expect(Toast.getInstance(toastEl)).not.toBeNull()
+
+ toast.dispose()
+
+ expect(Toast.getInstance(toastEl)).toBeNull()
+ })
+
+ it('should allow to destroy toast and hide it before that', () => {
+ return new Promise(resolve => {
+ fixtureEl.innerHTML = [
+ '<div class="toast" data-bs-delay="0" data-bs-autohide="false">',
+ ' <div class="toast-body">',
+ ' a simple toast',
+ ' </div>',
+ '</div>'
+ ].join('')
+
+ const toastEl = fixtureEl.querySelector('div')
+ const toast = new Toast(toastEl)
+ const expected = () => {
+ expect(toastEl).toHaveClass('show')
+ expect(Toast.getInstance(toastEl)).not.toBeNull()
+
+ toast.dispose()
+
+ expect(Toast.getInstance(toastEl)).toBeNull()
+ expect(toastEl).not.toHaveClass('show')
+
+ resolve()
+ }
+
+ toastEl.addEventListener('shown.bs.toast', () => {
+ setTimeout(expected, 1)
+ })
+
+ toast.show()
+ })
+ })
+ })
+
+ describe('jQueryInterface', () => {
+ it('should create a toast', () => {
+ fixtureEl.innerHTML = '<div></div>'
+
+ const div = fixtureEl.querySelector('div')
+
+ jQueryMock.fn.toast = Toast.jQueryInterface
+ jQueryMock.elements = [div]
+
+ jQueryMock.fn.toast.call(jQueryMock)
+
+ expect(Toast.getInstance(div)).not.toBeNull()
+ })
+
+ it('should not re create a toast', () => {
+ fixtureEl.innerHTML = '<div></div>'
+
+ const div = fixtureEl.querySelector('div')
+ const toast = new Toast(div)
+
+ jQueryMock.fn.toast = Toast.jQueryInterface
+ jQueryMock.elements = [div]
+
+ jQueryMock.fn.toast.call(jQueryMock)
+
+ expect(Toast.getInstance(div)).toEqual(toast)
+ })
+
+ it('should call a toast method', () => {
+ fixtureEl.innerHTML = '<div></div>'
+
+ const div = fixtureEl.querySelector('div')
+ const toast = new Toast(div)
+
+ const spy = spyOn(toast, 'show')
+
+ jQueryMock.fn.toast = Toast.jQueryInterface
+ jQueryMock.elements = [div]
+
+ jQueryMock.fn.toast.call(jQueryMock, 'show')
+
+ expect(Toast.getInstance(div)).toEqual(toast)
+ expect(spy).toHaveBeenCalled()
+ })
+
+ it('should throw error on undefined method', () => {
+ fixtureEl.innerHTML = '<div></div>'
+
+ const div = fixtureEl.querySelector('div')
+ const action = 'undefinedMethod'
+
+ jQueryMock.fn.toast = Toast.jQueryInterface
+ jQueryMock.elements = [div]
+
+ expect(() => {
+ jQueryMock.fn.toast.call(jQueryMock, action)
+ }).toThrowError(TypeError, `No method named "${action}"`)
+ })
+ })
+
+ describe('getInstance', () => {
+ it('should return a toast instance', () => {
+ fixtureEl.innerHTML = '<div></div>'
+
+ const div = fixtureEl.querySelector('div')
+ const toast = new Toast(div)
+
+ expect(Toast.getInstance(div)).toEqual(toast)
+ expect(Toast.getInstance(div)).toBeInstanceOf(Toast)
+ })
+
+ it('should return null when there is no toast instance', () => {
+ fixtureEl.innerHTML = '<div></div>'
+
+ const div = fixtureEl.querySelector('div')
+
+ expect(Toast.getInstance(div)).toBeNull()
+ })
+ })
+
+ describe('getOrCreateInstance', () => {
+ it('should return toast instance', () => {
+ fixtureEl.innerHTML = '<div></div>'
+
+ const div = fixtureEl.querySelector('div')
+ const toast = new Toast(div)
+
+ expect(Toast.getOrCreateInstance(div)).toEqual(toast)
+ expect(Toast.getInstance(div)).toEqual(Toast.getOrCreateInstance(div, {}))
+ expect(Toast.getOrCreateInstance(div)).toBeInstanceOf(Toast)
+ })
+
+ it('should return new instance when there is no toast instance', () => {
+ fixtureEl.innerHTML = '<div></div>'
+
+ const div = fixtureEl.querySelector('div')
+
+ expect(Toast.getInstance(div)).toBeNull()
+ expect(Toast.getOrCreateInstance(div)).toBeInstanceOf(Toast)
+ })
+
+ it('should return new instance when there is no toast instance with given configuration', () => {
+ fixtureEl.innerHTML = '<div></div>'
+
+ const div = fixtureEl.querySelector('div')
+
+ expect(Toast.getInstance(div)).toBeNull()
+ const toast = Toast.getOrCreateInstance(div, {
+ delay: 1
+ })
+ expect(toast).toBeInstanceOf(Toast)
+
+ expect(toast._config.delay).toEqual(1)
+ })
+
+ it('should return the instance when exists without given configuration', () => {
+ fixtureEl.innerHTML = '<div></div>'
+
+ const div = fixtureEl.querySelector('div')
+ const toast = new Toast(div, {
+ delay: 1
+ })
+ expect(Toast.getInstance(div)).toEqual(toast)
+
+ const toast2 = Toast.getOrCreateInstance(div, {
+ delay: 2
+ })
+ expect(toast).toBeInstanceOf(Toast)
+ expect(toast2).toEqual(toast)
+
+ expect(toast2._config.delay).toEqual(1)
+ })
+ })
+})