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import Alert from '../../src/alert'
import { getTransitionDurationFromElement } from '../../src/util/index'
/** Test helpers */
import { getFixture, clearFixture, jQueryMock } from '../helpers/fixture'
describe('Alert', () => {
let fixtureEl
beforeAll(() => {
fixtureEl = getFixture()
})
afterEach(() => {
clearFixture()
})
it('should return version', () => {
expect(typeof Alert.VERSION).toEqual('string')
})
describe('data-api', () => {
it('should close an alert without instantiating it manually', () => {
fixtureEl.innerHTML = [
'<div class="alert">',
' <button type="button" data-dismiss="alert">x</button>',
'</div>'
].join('')
const button = document.querySelector('button')
button.click()
expect(document.querySelectorAll('.alert').length).toEqual(0)
})
it('should close an alert without instantiating it manually with the parent selector', () => {
fixtureEl.innerHTML = [
'<div class="alert">',
' <button type="button" data-target=".alert" data-dismiss="alert">x</button>',
'</div>'
].join('')
const button = document.querySelector('button')
button.click()
expect(document.querySelectorAll('.alert').length).toEqual(0)
})
})
describe('close', () => {
it('should close an alert', done => {
const spy = jasmine.createSpy('spy', getTransitionDurationFromElement)
fixtureEl.innerHTML = '<div class="alert"></div>'
const alertEl = document.querySelector('.alert')
const alert = new Alert(alertEl)
alertEl.addEventListener('closed.bs.alert', () => {
expect(document.querySelectorAll('.alert').length).toEqual(0)
expect(spy).not.toHaveBeenCalled()
done()
})
alert.close()
})
it('should close alert with fade class', done => {
fixtureEl.innerHTML = '<div class="alert fade"></div>'
const alertEl = document.querySelector('.alert')
const alert = new Alert(alertEl)
alertEl.addEventListener('transitionend', () => {
expect().nothing()
})
alertEl.addEventListener('closed.bs.alert', () => {
expect(document.querySelectorAll('.alert').length).toEqual(0)
done()
})
alert.close()
})
it('should not remove alert if close event is prevented', done => {
fixtureEl.innerHTML = '<div class="alert"></div>'
const alertEl = document.querySelector('.alert')
const alert = new Alert(alertEl)
const endTest = () => {
setTimeout(() => {
expect(alert._removeElement).not.toHaveBeenCalled()
done()
}, 10)
}
spyOn(alert, '_removeElement')
alertEl.addEventListener('close.bs.alert', event => {
event.preventDefault()
endTest()
})
alertEl.addEventListener('closed.bs.alert', () => {
endTest()
})
alert.close()
})
})
describe('dispose', () => {
it('should dispose an alert', () => {
fixtureEl.innerHTML = '<div class="alert"></div>'
const alertEl = document.querySelector('.alert')
const alert = new Alert(alertEl)
expect(Alert.getInstance(alertEl)).toBeDefined()
alert.dispose()
expect(Alert.getInstance(alertEl)).toBeNull()
})
})
describe('jQueryInterface', () => {
it('should handle config passed and toggle existing alert', () => {
fixtureEl.innerHTML = '<div class="alert"></div>'
const alertEl = fixtureEl.querySelector('.alert')
const alert = new Alert(alertEl)
spyOn(alert, 'close')
jQueryMock.fn.alert = Alert.jQueryInterface
jQueryMock.elements = [alertEl]
jQueryMock.fn.alert.call(jQueryMock, 'close')
expect(alert.close).toHaveBeenCalled()
})
it('should create new alert instance and call close', () => {
fixtureEl.innerHTML = '<div class="alert"></div>'
const alertEl = fixtureEl.querySelector('.alert')
jQueryMock.fn.alert = Alert.jQueryInterface
jQueryMock.elements = [alertEl]
jQueryMock.fn.alert.call(jQueryMock, 'close')
expect(Alert.getInstance(alertEl)).toBeDefined()
expect(fixtureEl.querySelector('.alert')).toBeNull()
})
it('should just create an alert instance without calling close', () => {
fixtureEl.innerHTML = '<div class="alert"></div>'
const alertEl = fixtureEl.querySelector('.alert')
jQueryMock.fn.alert = Alert.jQueryInterface
jQueryMock.elements = [alertEl]
jQueryMock.fn.alert.call(jQueryMock)
expect(Alert.getInstance(alertEl)).toBeDefined()
expect(fixtureEl.querySelector('.alert')).not.toBeNull()
})
})
})
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