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Bootstrap/js/tests/unit/carousel.js

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$(function () {
'use strict'
window.Carousel = typeof bootstrap !== 'undefined' ? bootstrap.Carousel : Carousel
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var originWinPointerEvent = window.PointerEvent
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window.MSPointerEvent = null
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var supportPointerEvent = Boolean(window.PointerEvent || window.MSPointerEvent)
function clearPointerEvents() {
window.PointerEvent = null
}
function restorePointerEvents() {
window.PointerEvent = originWinPointerEvent
}
var stylesCarousel = [
'<style>',
' .carousel.pointer-event { -ms-touch-action: none; touch-action: none; }',
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'</style>'
].join('')
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QUnit.module('carousel plugin')
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QUnit.test('should be defined on jQuery object', function (assert) {
assert.expect(1)
assert.ok($(document.body).carousel, 'carousel method is defined')
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})
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QUnit.module('carousel', {
beforeEach: function () {
// Run all tests in noConflict mode -- it's the only way to ensure that the plugin works in noConflict mode
$.fn.bootstrapCarousel = $.fn.carousel.noConflict()
},
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afterEach: function () {
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$('.carousel').bootstrapCarousel('dispose')
$.fn.carousel = $.fn.bootstrapCarousel
delete $.fn.bootstrapCarousel
$('#qunit-fixture').html('')
}
})
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QUnit.test('should provide no conflict', function (assert) {
assert.expect(1)
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assert.strictEqual(typeof $.fn.carousel, 'undefined', 'carousel was set back to undefined (orig value)')
})
QUnit.test('should return version', function (assert) {
assert.expect(1)
assert.strictEqual(typeof Carousel.VERSION, 'string')
})
QUnit.test('should return default parameters', function (assert) {
assert.expect(1)
var defaultConfig = Carousel.Default
assert.strictEqual(defaultConfig.touch, true)
})
QUnit.test('should throw explicit error on undefined method', function (assert) {
assert.expect(1)
var $el = $('<div/>')
$el.bootstrapCarousel()
try {
$el.bootstrapCarousel('noMethod')
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} catch (err) {
assert.strictEqual(err.message, 'No method named "noMethod"')
}
})
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QUnit.test('should return jquery collection containing the element', function (assert) {
assert.expect(2)
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var $el = $('<div/>')
var $carousel = $el.bootstrapCarousel()
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assert.ok($carousel instanceof $, 'returns jquery collection')
assert.strictEqual($carousel[0], $el[0], 'collection contains element')
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})
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QUnit.test('should type check config options', function (assert) {
assert.expect(2)
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var message
var expectedMessage = 'CAROUSEL: Option "interval" provided type "string" but expected type "(number|boolean)".'
var config = {
interval: 'fat sux'
}
try {
$('<div/>').bootstrapCarousel(config)
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} catch (err) {
message = err.message
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}
assert.ok(message === expectedMessage, 'correct error message')
config = {
keyboard: document.createElement('div')
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}
expectedMessage = 'CAROUSEL: Option "keyboard" provided type "element" but expected type "boolean".'
try {
$('<div/>').bootstrapCarousel(config)
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} catch (err) {
message = err.message
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}
assert.ok(message === expectedMessage, 'correct error message')
})
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QUnit.test('should not fire slid when slide is prevented', function (assert) {
assert.expect(1)
var done = assert.async()
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var $carousel = $('<div class="carousel"/>')
$carousel.appendTo('#qunit-fixture')
$carousel[0].addEventListener('slide.bs.carousel', function (e) {
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e.preventDefault()
assert.ok(true, 'slide event fired')
done()
})
$carousel[0].addEventListener('slid.bs.carousel', function () {
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assert.ok(false, 'slid event fired')
})
$carousel.bootstrapCarousel('next')
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})
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QUnit.test('should reset when slide is prevented', function (assert) {
assert.expect(6)
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var carouselHTML = '<div id="carousel-example-generic" class="carousel slide">' +
'<ol class="carousel-indicators">' +
'<li data-target="#carousel-example-generic" data-slide-to="0" class="active"/>' +
'<li data-target="#carousel-example-generic" data-slide-to="1"/>' +
'<li data-target="#carousel-example-generic" data-slide-to="2"/>' +
'</ol>' +
'<div class="carousel-inner">' +
'<div class="carousel-item active">' +
'<div class="carousel-caption"/>' +
'</div>' +
'<div class="carousel-item">' +
'<div class="carousel-caption"/>' +
'</div>' +
'<div class="carousel-item">' +
'<div class="carousel-caption"/>' +
'</div>' +
'</div>' +
'<a class="left carousel-control" href="#carousel-example-generic" data-slide="prev"/>' +
'<a class="right carousel-control" href="#carousel-example-generic" data-slide="next"/>' +
'</div>'
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var $carousel = $(carouselHTML)
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$carousel.appendTo('#qunit-fixture')
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var done = assert.async()
function onSlide(e) {
e.preventDefault()
setTimeout(function () {
assert.ok($carousel.find('.carousel-item:nth-child(1)').is('.active'), 'first item still active')
assert.ok($carousel.find('.carousel-indicators li:nth-child(1)').is('.active'), 'first indicator still active')
$carousel.bootstrapCarousel('next')
}, 0)
$carousel[0].removeEventListener('slide.bs.carousel', onSlide)
}
$carousel[0].addEventListener('slide.bs.carousel', onSlide)
function onSlid() {
setTimeout(function () {
assert.ok(!$carousel.find('.carousel-item:nth-child(1)').is('.active'), 'first item still active')
assert.ok(!$carousel.find('.carousel-indicators li:nth-child(1)').is('.active'), 'first indicator still active')
assert.ok($carousel.find('.carousel-item:nth-child(2)').is('.active'), 'second item active')
assert.ok($carousel.find('.carousel-indicators li:nth-child(2)').is('.active'), 'second indicator active')
done()
}, 0)
$carousel[0].removeEventListener('slid.bs.carousel', onSlid)
}
$carousel[0].addEventListener('slid.bs.carousel', onSlid)
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$carousel.bootstrapCarousel('next')
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})
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QUnit.test('should fire slide event with direction', function (assert) {
assert.expect(4)
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var carouselHTML = '<div id="myCarousel" class="carousel slide">' +
'<div class="carousel-inner">' +
'<div class="carousel-item active">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>First Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'<div class="carousel-item">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>Second Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'<div class="carousel-item">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>Third Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'</div>' +
'<a class="left carousel-control" href="#myCarousel" data-slide="prev">&lsaquo;</a>' +
'<a class="right carousel-control" href="#myCarousel" data-slide="next">&rsaquo;</a>' +
'</div>'
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var $carousel = $(carouselHTML)
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$carousel.appendTo('#qunit-fixture')
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var done = assert.async()
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function onSlide(e) {
assert.ok(e.direction, 'direction present on next')
assert.strictEqual(e.direction, 'left', 'direction is left on next')
$carousel[0].addEventListener('slide.bs.carousel', onSlide2)
$carousel[0].removeEventListener('slide.bs.carousel', onSlide)
$carousel.bootstrapCarousel('prev')
}
function onSlide2(e) {
assert.ok(e.direction, 'direction present on prev')
assert.strictEqual(e.direction, 'right', 'direction is right on prev')
done()
}
$carousel[0].addEventListener('slide.bs.carousel', onSlide)
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$carousel.bootstrapCarousel('next')
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})
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QUnit.test('should fire slid event with direction', function (assert) {
assert.expect(4)
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var carouselHTML = '<div id="myCarousel" class="carousel slide">' +
'<div class="carousel-inner">' +
'<div class="carousel-item active">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>First Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'<div class="carousel-item">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>Second Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'<div class="carousel-item">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>Third Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'</div>' +
'<a class="left carousel-control" href="#myCarousel" data-slide="prev">&lsaquo;</a>' +
'<a class="right carousel-control" href="#myCarousel" data-slide="next">&rsaquo;</a>' +
'</div>'
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var $carousel = $(carouselHTML)
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$carousel.appendTo('#qunit-fixture')
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var done = assert.async()
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function onSlid(e) {
assert.ok(e.direction, 'direction present on next')
assert.strictEqual(e.direction, 'left', 'direction is left on next')
$carousel[0].addEventListener('slid.bs.carousel', onSlid2)
$carousel[0].removeEventListener('slid.bs.carousel', onSlid)
$carousel.bootstrapCarousel('prev')
}
function onSlid2(e) {
assert.ok(e.direction, 'direction present on prev')
assert.strictEqual(e.direction, 'right', 'direction is right on prev')
$carousel[0].removeEventListener('slid.bs.carousel', onSlid2)
done()
}
$carousel[0].addEventListener('slid.bs.carousel', onSlid)
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$carousel.bootstrapCarousel('next')
})
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QUnit.test('should fire slide event with relatedTarget', function (assert) {
assert.expect(2)
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var template = '<div id="myCarousel" class="carousel slide">' +
'<div class="carousel-inner">' +
'<div class="carousel-item active">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>First Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'<div class="carousel-item">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>Second Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'<div class="carousel-item">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>Third Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'</div>' +
'<a class="left carousel-control" href="#myCarousel" data-slide="prev">&lsaquo;</a>' +
'<a class="right carousel-control" href="#myCarousel" data-slide="next">&rsaquo;</a>' +
'</div>'
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var done = assert.async()
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var $carousel = $(template)
$carousel.appendTo('#qunit-fixture')
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function onSlide(e) {
assert.ok(e.relatedTarget, 'relatedTarget present')
assert.ok($(e.relatedTarget).hasClass('carousel-item'), 'relatedTarget has class "item"')
$carousel[0].removeEventListener('slide.bs.carousel', onSlide)
done()
}
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$carousel[0].addEventListener('slide.bs.carousel', onSlide)
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$carousel.bootstrapCarousel('next')
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})
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QUnit.test('should fire slid event with relatedTarget', function (assert) {
assert.expect(2)
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var template = '<div id="myCarousel" class="carousel slide">' +
'<div class="carousel-inner">' +
'<div class="carousel-item active">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>First Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'<div class="carousel-item">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>Second Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'<div class="carousel-item">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>Third Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'</div>' +
'<a class="left carousel-control" href="#myCarousel" data-slide="prev">&lsaquo;</a>' +
'<a class="right carousel-control" href="#myCarousel" data-slide="next">&rsaquo;</a>' +
'</div>'
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var done = assert.async()
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var $carousel = $(template)
$carousel.appendTo('#qunit-fixture')
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$carousel[0].addEventListener('slid.bs.carousel', function (e) {
assert.ok(e.relatedTarget, 'relatedTarget present')
assert.ok($(e.relatedTarget).hasClass('carousel-item'), 'relatedTarget has class "item"')
done()
})
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$carousel.bootstrapCarousel('next')
})
QUnit.test('should fire slid and slide events with from and to', function (assert) {
assert.expect(4)
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var template = '<div id="myCarousel" class="carousel slide">' +
'<div class="carousel-inner">' +
'<div class="carousel-item active">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>First Thumbnail label</h4>' +
'</div>' +
'</div>' +
'<div class="carousel-item">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>Second Thumbnail label</h4>' +
'</div>' +
'</div>' +
'<div class="carousel-item">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>Third Thumbnail label</h4>' +
'</div>' +
'</div>' +
'</div>' +
'<a class="left carousel-control" href="#myCarousel" data-slide="prev">&lsaquo;</a>' +
'<a class="right carousel-control" href="#myCarousel" data-slide="next">&rsaquo;</a>' +
'</div>'
var done = assert.async()
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var $carousel = $(template)
$carousel[0].addEventListener('slid.bs.carousel', function (e) {
assert.ok(typeof e.from !== 'undefined', 'from present')
assert.ok(typeof e.to !== 'undefined', 'to present')
done()
})
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$carousel[0].addEventListener('slide.bs.carousel', function (e) {
assert.ok(typeof e.from !== 'undefined', 'from present')
assert.ok(typeof e.to !== 'undefined', 'to present')
})
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$carousel.bootstrapCarousel('next')
})
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QUnit.test('should set interval from data attribute', function (assert) {
assert.expect(4)
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var templateHTML = '<div id="myCarousel" class="carousel slide">' +
'<div class="carousel-inner">' +
'<div class="carousel-item active">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>First Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'<div class="carousel-item">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>Second Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'<div class="carousel-item">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>Third Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'</div>' +
'<a class="left carousel-control" href="#myCarousel" data-slide="prev">&lsaquo;</a>' +
'<a class="right carousel-control" href="#myCarousel" data-slide="next">&rsaquo;</a>' +
'</div>'
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var $carousel = $(templateHTML)
$carousel.attr('data-interval', 1814)
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$carousel.appendTo('body')
$('[data-slide]').first()[0].dispatchEvent(new Event('click'))
assert.strictEqual(Carousel._getInstance($carousel[0])._config.interval, 1814)
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$carousel.remove()
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$carousel.appendTo('body').attr('data-modal', 'foobar')
$('[data-slide]').first()[0].dispatchEvent(new Event('click'))
assert.strictEqual(Carousel._getInstance($carousel[0])._config.interval, 1814, 'even if there is an data-modal attribute set')
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$carousel.remove()
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$carousel.appendTo('body')
$('[data-slide]').first()[0].dispatchEvent(new Event('click'))
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$carousel.attr('data-interval', 1860)
$('[data-slide]').first()[0].dispatchEvent(new Event('click'))
assert.strictEqual(Carousel._getInstance($carousel[0])._config.interval, 1814, 'attributes should be read only on initialization')
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$carousel.bootstrapCarousel('dispose')
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$carousel.remove()
$carousel.attr('data-interval', false)
$carousel.appendTo('body')
$carousel.bootstrapCarousel(1)
assert.strictEqual(Carousel._getInstance($carousel[0])._config.interval, false, 'data attribute has higher priority than default options')
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$carousel.remove()
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})
QUnit.test('should set interval from data attribute on individual carousel-item', function (assert) {
assert.expect(2)
var templateHTML = '<div id="myCarousel" class="carousel slide" data-interval="1814">' +
'<div class="carousel-inner">' +
'<div class="carousel-item active" data-interval="2814">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>First Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'<div class="carousel-item" data-interval="3814">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>Second Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'<div class="carousel-item">' +
'<img alt="">' +
'<div class="carousel-caption">' +
'<h4>Third Thumbnail label</h4>' +
'<p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec ' +
'id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ' +
'ultricies vehicula ut id elit.</p>' +
'</div>' +
'</div>' +
'</div>' +
'<a class="left carousel-control" href="#myCarousel" data-slide="prev">&lsaquo;</a>' +
'<a class="right carousel-control" href="#myCarousel" data-slide="next">&rsaquo;</a>' +
'</div>'
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var $carousel = $(templateHTML).appendTo('#qunit-fixture')
$carousel.bootstrapCarousel(1)
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var carousel = Carousel._getInstance($carousel[0])
assert.strictEqual(carousel._config.interval, 3814)
carousel.dispose()
$carousel.remove()
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$carousel = $carousel.appendTo('#qunit-fixture')
$carousel.bootstrapCarousel(2)
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carousel = Carousel._getInstance($carousel[0])
assert.strictEqual(carousel._config.interval, 1814, 'reverts to default interval if no data-interval is set')
$carousel.remove()
})
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QUnit.test('should skip over non-items when using item indices', function (assert) {
assert.expect(2)
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var templateHTML = '<div id="myCarousel" class="carousel" data-interval="1814">' +
'<div class="carousel-inner">' +
'<div class="carousel-item active">' +
'<img alt="">' +
'</div>' +
'<script type="text/x-metamorph" id="thingy"/>' +
'<div class="carousel-item">' +
'<img alt="">' +
'</div>' +
'<div class="carousel-item">' +
'</div>' +
'</div>' +
'</div>'
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var $template = $(templateHTML)
$template.bootstrapCarousel()
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assert.strictEqual($template.find('.carousel-item')[0], $template.find('.active')[0], 'first item active')
$template.bootstrapCarousel(1)
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assert.strictEqual($template.find('.carousel-item')[1], $template.find('.active')[0], 'second item active')
})
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QUnit.test('should skip over non-items when using next/prev methods', function (assert) {
assert.expect(2)
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var templateHTML = '<div id="myCarousel" class="carousel" data-interval="1814">' +
'<div class="carousel-inner">' +
'<div class="carousel-item active">' +
'<img alt="">' +
'</div>' +
'<script type="text/x-metamorph" id="thingy"/>' +
'<div class="carousel-item">' +
'<img alt="">' +
'</div>' +
'<div class="carousel-item">' +
'</div>' +
'</div>' +
'</div>'
var $template = $(templateHTML)
$template.bootstrapCarousel()
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assert.strictEqual($template.find('.carousel-item')[0], $template.find('.active')[0], 'first item active')
$template.bootstrapCarousel('next')
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assert.strictEqual($template.find('.carousel-item')[1], $template.find('.active')[0], 'second item active')
})
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QUnit.test('should go to previous item if left arrow key is pressed', function (assert) {
assert.expect(2)
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var templateHTML = '<div id="myCarousel" class="carousel" data-interval="false">' +
'<div class="carousel-inner">' +
'<div id="first" class="carousel-item">' +
'<img alt="">' +
'</div>' +
'<div id="second" class="carousel-item active">' +
'<img alt="">' +
'</div>' +
'<div id="third" class="carousel-item">' +
'<img alt="">' +
'</div>' +
'</div>' +
'</div>'
var $template = $(templateHTML)
$template.bootstrapCarousel()
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assert.strictEqual($template.find('.carousel-item')[1], $template.find('.active')[0], 'second item active')
var keyDown = new Event('keydown')
keyDown.which = 37
$template[0].dispatchEvent(keyDown)
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assert.strictEqual($template.find('.carousel-item')[0], $template.find('.active')[0], 'first item active')
})
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QUnit.test('should go to next item if right arrow key is pressed', function (assert) {
assert.expect(2)
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var templateHTML = '<div id="myCarousel" class="carousel" data-interval="false">' +
'<div class="carousel-inner">' +
'<div id="first" class="carousel-item active">' +
'<img alt="">' +
'</div>' +
'<div id="second" class="carousel-item">' +
'<img alt="">' +
'</div>' +
'<div id="third" class="carousel-item">' +
'<img alt="">' +
'</div>' +
'</div>' +
'</div>'
var $template = $(templateHTML)
$template.bootstrapCarousel()
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assert.strictEqual($template.find('.carousel-item')[0], $template.find('.active')[0], 'first item active')
var keyDown = new Event('keydown')
keyDown.which = 39
$template[0].dispatchEvent(keyDown)
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assert.strictEqual($template.find('.carousel-item')[1], $template.find('.active')[0], 'second item active')
})
QUnit.test('should not prevent keydown if key is not ARROW_LEFT or ARROW_RIGHT', function (assert) {
assert.expect(2)
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var templateHTML = '<div id="myCarousel" class="carousel" data-interval="false">' +
'<div class="carousel-inner">' +
'<div id="first" class="carousel-item active">' +
'<img alt="">' +
'</div>' +
'</div>' +
'</div>'
var $template = $(templateHTML)
$template.bootstrapCarousel()
var done = assert.async()
function handlerKeydown(event) {
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assert.strictEqual(event.defaultPrevented, false)
$template[0].removeEventListener('keydown', handlerKeydown)
}
$template[0].addEventListener('keydown', handlerKeydown)
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// arrow down
var keyDown = new Event('keydown')
keyDown.which = 40
$template[0].dispatchEvent(keyDown)
function handlerKeydown2(event) {
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assert.strictEqual(event.defaultPrevented, false)
$template[0].addEventListener('keydown', handlerKeydown2)
done()
}
$template[0].addEventListener('keydown', handlerKeydown2)
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// arrow up
var keyDown2 = new Event('keydown')
keyDown2.which = 38
$template[0].dispatchEvent(keyDown2)
})
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QUnit.test('should support disabling the keyboard navigation', function (assert) {
assert.expect(3)
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var templateHTML = '<div id="myCarousel" class="carousel" data-interval="false" data-keyboard="false">' +
'<div class="carousel-inner">' +
'<div id="first" class="carousel-item active">' +
'<img alt="">' +
'</div>' +
'<div id="second" class="carousel-item">' +
'<img alt="">' +
'</div>' +
'<div id="third" class="carousel-item">' +
'<img alt="">' +
'</div>' +
'</div>' +
'</div>'
var $template = $(templateHTML)
$template.bootstrapCarousel()
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assert.strictEqual($template.find('.carousel-item')[0], $template.find('.active')[0], 'first item active')
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$template.trigger($.Event('keydown', {
which: 39
}))
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assert.strictEqual($template.find('.carousel-item')[0], $template.find('.active')[0], 'first item still active after right arrow press')
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$template.trigger($.Event('keydown', {
which: 37
}))
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assert.strictEqual($template.find('.carousel-item')[0], $template.find('.active')[0], 'first item still active after left arrow press')
})
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QUnit.test('should ignore keyboard events within <input>s and <textarea>s', function (assert) {
assert.expect(7)
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var templateHTML = '<div id="myCarousel" class="carousel" data-interval="false">' +
'<div class="carousel-inner">' +
'<div id="first" class="carousel-item active">' +
'<img alt="">' +
'<input type="text" id="in-put">' +
'<textarea id="text-area"></textarea>' +
'</div>' +
'<div id="second" class="carousel-item">' +
'<img alt="">' +
'</div>' +
'<div id="third" class="carousel-item">' +
'<img alt="">' +
'</div>' +
'</div>' +
'</div>'
var $template = $(templateHTML)
var $input = $template.find('#in-put')
var $textarea = $template.find('#text-area')
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assert.strictEqual($input.length, 1, 'found <input>')
assert.strictEqual($textarea.length, 1, 'found <textarea>')
$template.bootstrapCarousel()
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assert.strictEqual($template.find('.carousel-item')[0], $template.find('.active')[0], 'first item active')
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$input.trigger($.Event('keydown', {
which: 39
}))
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assert.strictEqual($template.find('.carousel-item')[0], $template.find('.active')[0], 'first item still active after right arrow press in <input>')
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$input.trigger($.Event('keydown', {
which: 37
}))
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assert.strictEqual($template.find('.carousel-item')[0], $template.find('.active')[0], 'first item still active after left arrow press in <input>')
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$textarea.trigger($.Event('keydown', {
which: 39
}))
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assert.strictEqual($template.find('.carousel-item')[0], $template.find('.active')[0], 'first item still active after right arrow press in <textarea>')
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$textarea.trigger($.Event('keydown', {
which: 37
}))
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assert.strictEqual($template.find('.carousel-item')[0], $template.find('.active')[0], 'first item still active after left arrow press in <textarea>')
})
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QUnit.test('should wrap around from end to start when wrap option is true', function (assert) {
assert.expect(3)
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var carouselHTML = '<div id="carousel-example-generic" class="carousel slide" data-wrap="true">' +
'<ol class="carousel-indicators">' +
'<li data-target="#carousel-example-generic" data-slide-to="0" class="active"/>' +
'<li data-target="#carousel-example-generic" data-slide-to="1"/>' +
'<li data-target="#carousel-example-generic" data-slide-to="2"/>' +
'</ol>' +
'<div class="carousel-inner">' +
'<div class="carousel-item active" id="one">' +
'<div class="carousel-caption"/>' +
'</div>' +
'<div class="carousel-item" id="two">' +
'<div class="carousel-caption"/>' +
'</div>' +
'<div class="carousel-item" id="three">' +
'<div class="carousel-caption"/>' +
'</div>' +
'</div>' +
'<a class="left carousel-control" href="#carousel-example-generic" data-slide="prev"/>' +
'<a class="right carousel-control" href="#carousel-example-generic" data-slide="next"/>' +
'</div>'
var $carousel = $(carouselHTML)
var done = assert.async()
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var getActiveId = function () {
return $carousel.find('.carousel-item.active').attr('id')
}
$carousel[0].addEventListener('slid.bs.carousel', function () {
var activeId = getActiveId()
if (activeId === 'two') {
assert.strictEqual(activeId, 'two', 'carousel slid from 1st to 2nd slide')
$carousel.bootstrapCarousel('next')
return
}
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if (activeId === 'three') {
assert.strictEqual(activeId, 'three', 'carousel slid from 2nd to 3rd slide')
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$carousel.bootstrapCarousel('next')
return
}
if (activeId === 'one') {
assert.strictEqual(activeId, 'one', 'carousel wrapped around and slid from 3rd to 1st slide')
done()
}
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})
$carousel.bootstrapCarousel('next')
})
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QUnit.test('should wrap around from start to end when wrap option is true', function (assert) {
assert.expect(1)
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var carouselHTML = '<div id="carousel-example-generic" class="carousel slide" data-wrap="true">' +
'<ol class="carousel-indicators">' +
'<li data-target="#carousel-example-generic" data-slide-to="0" class="active"/>' +
'<li data-target="#carousel-example-generic" data-slide-to="1"/>' +
'<li data-target="#carousel-example-generic" data-slide-to="2"/>' +
'</ol>' +
'<div class="carousel-inner">' +
'<div class="carousel-item active" id="one">' +
'<div class="carousel-caption"/>' +
'</div>' +
'<div class="carousel-item" id="two">' +
'<div class="carousel-caption"/>' +
'</div>' +
'<div class="carousel-item" id="three">' +
'<div class="carousel-caption"/>' +
'</div>' +
'</div>' +
'<a class="left carousel-control" href="#carousel-example-generic" data-slide="prev"/>' +
'<a class="right carousel-control" href="#carousel-example-generic" data-slide="next"/>' +
'</div>'
var $carousel = $(carouselHTML)
var done = assert.async()
$carousel[0].addEventListener('slid.bs.carousel', function () {
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assert.strictEqual($carousel.find('.carousel-item.active').attr('id'), 'three', 'carousel wrapped around and slid from 1st to 3rd slide')
done()
})
$carousel.bootstrapCarousel('prev')
})
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QUnit.test('should stay at the end when the next method is called and wrap is false', function (assert) {
assert.expect(3)
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var carouselHTML = '<div id="carousel-example-generic" class="carousel slide" data-wrap="false">' +
'<ol class="carousel-indicators">' +
'<li data-target="#carousel-example-generic" data-slide-to="0" class="active"/>' +
'<li data-target="#carousel-example-generic" data-slide-to="1"/>' +
'<li data-target="#carousel-example-generic" data-slide-to="2"/>' +
'</ol>' +
'<div class="carousel-inner">' +
'<div class="carousel-item active" id="one">' +
'<div class="carousel-caption"/>' +
'</div>' +
'<div class="carousel-item" id="two">' +
'<div class="carousel-caption"/>' +
'</div>' +
'<div class="carousel-item" id="three">' +
'<div class="carousel-caption"/>' +
'</div>' +
'</div>' +
'<a class="left carousel-control" href="#carousel-example-generic" data-slide="prev"/>' +
'<a class="right carousel-control" href="#carousel-example-generic" data-slide="next"/>' +
'</div>'
var $carousel = $(carouselHTML).appendTo('#qunit-fixture')
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var getActiveId = function () {
return $carousel.find('.carousel-item.active').attr('id')
}
var done = assert.async()
$carousel[0].addEventListener('slid.bs.carousel', function () {
var activeId = getActiveId()
if (activeId === 'two') {
assert.strictEqual(activeId, 'two', 'carousel slid from 1st to 2nd slide')
$carousel.bootstrapCarousel('next')
return
}
if (activeId === 'three') {
assert.strictEqual(activeId, 'three', 'carousel slid from 2nd to 3rd slide')
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$carousel.bootstrapCarousel('next')
assert.strictEqual(getActiveId(), 'three', 'carousel did not wrap around and stayed on 3rd slide')
done()
}
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})
$carousel.bootstrapCarousel('next')
})
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QUnit.test('should stay at the start when the prev method is called and wrap is false', function (assert) {
assert.expect(1)
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var carouselHTML = '<div id="carousel-example-generic" class="carousel slide" data-wrap="false">' +
'<ol class="carousel-indicators">' +
'<li data-target="#carousel-example-generic" data-slide-to="0" class="active"/>' +
'<li data-target="#carousel-example-generic" data-slide-to="1"/>' +
'<li data-target="#carousel-example-generic" data-slide-to="2"/>' +
'</ol>' +
'<div class="carousel-inner">' +
'<div class="carousel-item active" id="one">' +
'<div class="carousel-caption"/>' +
'</div>' +
'<div class="carousel-item" id="two">' +
'<div class="carousel-caption"/>' +
'</div>' +
'<div class="carousel-item" id="three">' +
'<div class="carousel-caption"/>' +
'</div>' +
'</div>' +
'<a class="left carousel-control" href="#carousel-example-generic" data-slide="prev"/>' +
'<a class="right carousel-control" href="#carousel-example-generic" data-slide="next"/>' +
'</div>'
var $carousel = $(carouselHTML)
$carousel[0].addEventListener('slid.bs.carousel', function () {
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assert.ok(false, 'carousel slid when it should not have slid')
})
$carousel.bootstrapCarousel('prev')
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assert.strictEqual($carousel.find('.carousel-item.active').attr('id'), 'one', 'carousel did not wrap around and stayed on 1st slide')
})
QUnit.test('should not prevent keydown for inputs and textareas', function (assert) {
assert.expect(2)
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var templateHTML = '<div id="myCarousel" class="carousel" data-interval="false">' +
'<div class="carousel-inner">' +
'<div id="first" class="carousel-item">' +
'<input type="text" id="inputText" />' +
'</div>' +
'<div id="second" class="carousel-item active">' +
'<textarea id="txtArea"></textarea>' +
'</div>' +
'</div>' +
'</div>'
var $template = $(templateHTML)
var done = assert.async()
$template.appendTo('#qunit-fixture')
var $inputText = $template.find('#inputText')
var $textArea = $template.find('#txtArea')
$template.bootstrapCarousel()
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var eventKeyDown = $.Event('keydown', {
which: 65
}) // 65 for "a"
$inputText.on('keydown', function (event) {
assert.strictEqual(event.isDefaultPrevented(), false)
})
$inputText.trigger(eventKeyDown)
$textArea.on('keydown', function (event) {
assert.strictEqual(event.isDefaultPrevented(), false)
done()
})
$textArea.trigger(eventKeyDown)
})
QUnit.test('should not go to the next item when the carousel is not visible', function (assert) {
assert.expect(2)
var done = assert.async()
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var html = '<div id="myCarousel" class="carousel slide" data-interval="50" style="display: none;">' +
' <div class="carousel-inner">' +
' <div id="firstItem" class="carousel-item active">' +
' <img alt="">' +
' </div>' +
' <div class="carousel-item">' +
' <img alt="">' +
' </div>' +
' <div class="carousel-item">' +
' <img alt="">' +
' </div>' +
' <a class="left carousel-control" href="#myCarousel" data-slide="prev">&lsaquo;</a>' +
' <a class="right carousel-control" href="#myCarousel" data-slide="next">&rsaquo;</a>' +
'</div>'
var $html = $(html)
$html
.appendTo('#qunit-fixture')
.bootstrapCarousel()
var $firstItem = $('#firstItem')
setTimeout(function () {
assert.ok($firstItem.hasClass('active'))
$html
.bootstrapCarousel('dispose')
.attr('style', 'visibility: hidden;')
.bootstrapCarousel()
setTimeout(function () {
assert.ok($firstItem.hasClass('active'))
done()
}, 80)
}, 80)
})
QUnit.test('should not go to the next item when the parent of the carousel is not visible', function (assert) {
assert.expect(2)
var done = assert.async()
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var html = '<div id="parent" style="display: none;">' +
' <div id="myCarousel" class="carousel slide" data-interval="50" style="display: none;">' +
' <div class="carousel-inner">' +
' <div id="firstItem" class="carousel-item active">' +
' <img alt="">' +
' </div>' +
' <div class="carousel-item">' +
' <img alt="">' +
' </div>' +
' <div class="carousel-item">' +
' <img alt="">' +
' </div>' +
' <a class="left carousel-control" href="#myCarousel" data-slide="prev">&lsaquo;</a>' +
' <a class="right carousel-control" href="#myCarousel" data-slide="next">&rsaquo;</a>' +
' </div>' +
'</div>'
var $html = $(html)
$html.appendTo('#qunit-fixture')
var $parent = $html.find('#parent')
var $carousel = $html.find('#myCarousel')
$carousel.bootstrapCarousel()
var $firstItem = $('#firstItem')
setTimeout(function () {
assert.ok($firstItem.hasClass('active'))
$carousel.bootstrapCarousel('dispose')
$parent.attr('style', 'visibility: hidden;')
$carousel.bootstrapCarousel()
setTimeout(function () {
assert.ok($firstItem.hasClass('active'))
done()
}, 80)
}, 80)
})
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QUnit.test('should allow swiperight and call prev with pointer events', function (assert) {
if (!supportPointerEvent) {
assert.expect(0)
return
}
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document.documentElement.ontouchstart = $.noop
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Simulator.setType('pointer')
assert.expect(3)
var $styles = $(stylesCarousel).appendTo('head')
var done = assert.async()
var carouselHTML =
'<div class="carousel" data-interval="false">' +
' <div class="carousel-inner">' +
' <div id="item" class="carousel-item">' +
' <img alt="">' +
' </div>' +
' <div class="carousel-item active">' +
' <img alt="">' +
' </div>' +
' </div>' +
'</div>'
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var $carousel = $(carouselHTML).appendTo('#qunit-fixture')
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var $item = $('#item')
$carousel.bootstrapCarousel()
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var carousel = Carousel._getInstance($carousel[0])
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var spy = sinon.spy(carousel, 'prev')
$carousel.one('slid.bs.carousel', function () {
assert.ok(true, 'slid event fired')
assert.ok($item.hasClass('active'))
assert.ok(spy.called)
$styles.remove()
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delete document.documentElement.ontouchstart
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done()
})
Simulator.gestures.swipe($carousel[0], {
deltaX: 300,
deltaY: 0
})
})
QUnit.test('should allow swiperight and call prev with touch events', function (assert) {
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Simulator.setType('touch')
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clearPointerEvents()
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assert.expect(3)
var done = assert.async()
document.documentElement.ontouchstart = $.noop
var carouselHTML =
'<div class="carousel" data-interval="false">' +
' <div class="carousel-inner">' +
' <div id="item" class="carousel-item">' +
' <img alt="">' +
' </div>' +
' <div class="carousel-item active">' +
' <img alt="">' +
' </div>' +
' </div>' +
'</div>'
var $carousel = $(carouselHTML)
$carousel.appendTo('#qunit-fixture')
var $item = $('#item')
$carousel.bootstrapCarousel()
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var carousel = Carousel._getInstance($carousel[0])
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var spy = sinon.spy(carousel, 'prev')
$carousel.one('slid.bs.carousel', function () {
assert.ok(true, 'slid event fired')
assert.ok($item.hasClass('active'))
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assert.ok(spy.called)
delete document.documentElement.ontouchstart
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restorePointerEvents()
done()
})
Simulator.gestures.swipe($carousel[0], {
deltaX: 300,
deltaY: 0
})
})
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QUnit.test('should allow swipeleft and call next with pointer events', function (assert) {
if (!supportPointerEvent) {
assert.expect(0)
return
}
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document.documentElement.ontouchstart = $.noop
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assert.expect(3)
Simulator.setType('pointer')
var $styles = $(stylesCarousel).appendTo('head')
var done = assert.async()
var carouselHTML =
'<div class="carousel" data-interval="false">' +
' <div class="carousel-inner">' +
' <div id="item" class="carousel-item active">' +
' <img alt="">' +
' </div>' +
' <div class="carousel-item">' +
' <img alt="">' +
' </div>' +
' </div>' +
'</div>'
var $carousel = $(carouselHTML)
$carousel.appendTo('#qunit-fixture')
var $item = $('#item')
$carousel.bootstrapCarousel()
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var carousel = Carousel._getInstance($carousel[0])
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var spy = sinon.spy(carousel, 'next')
$carousel.one('slid.bs.carousel', function () {
assert.ok(true, 'slid event fired')
assert.ok(!$item.hasClass('active'))
assert.ok(spy.called)
$styles.remove()
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delete document.documentElement.ontouchstart
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done()
})
Simulator.gestures.swipe($carousel[0], {
pos: [300, 10],
deltaX: -300,
deltaY: 0
})
})
QUnit.test('should allow swipeleft and call next with touch events', function (assert) {
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assert.expect(3)
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clearPointerEvents()
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Simulator.setType('touch')
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document.documentElement.ontouchstart = $.noop
var done = assert.async()
var carouselHTML =
'<div class="carousel" data-interval="false">' +
' <div class="carousel-inner">' +
' <div id="item" class="carousel-item active">' +
' <img alt="">' +
' </div>' +
' <div class="carousel-item">' +
' <img alt="">' +
' </div>' +
' </div>' +
'</div>'
var $carousel = $(carouselHTML)
$carousel.appendTo('#qunit-fixture')
var $item = $('#item')
$carousel.bootstrapCarousel()
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var carousel = Carousel._getInstance($carousel[0])
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var spy = sinon.spy(carousel, 'next')
$carousel.one('slid.bs.carousel', function () {
assert.ok(true, 'slid event fired')
assert.ok(!$item.hasClass('active'))
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assert.ok(spy.called)
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restorePointerEvents()
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delete document.documentElement.ontouchstart
done()
})
Simulator.gestures.swipe($carousel[0], {
pos: [300, 10],
deltaX: -300,
deltaY: 0
})
})
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QUnit.test('should not allow pinch with touch events', function (assert) {
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assert.expect(0)
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clearPointerEvents()
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Simulator.setType('touch')
var done = assert.async()
document.documentElement.ontouchstart = $.noop
var carouselHTML = '<div class="carousel" data-interval="false"></div>'
var $carousel = $(carouselHTML)
$carousel.appendTo('#qunit-fixture')
$carousel.bootstrapCarousel()
Simulator.gestures.swipe($carousel[0], {
pos: [300, 10],
deltaX: -300,
deltaY: 0,
touches: 2
}, function () {
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restorePointerEvents()
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delete document.documentElement.ontouchstart
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done()
})
})
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QUnit.test('should not call _slide if the carousel is sliding', function (assert) {
assert.expect(1)
var carouselHTML = '<div class="carousel" data-interval="false"></div>'
var $carousel = $(carouselHTML)
$carousel.appendTo('#qunit-fixture')
$carousel.bootstrapCarousel()
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var carousel = Carousel._getInstance($carousel[0])
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var spy = sinon.spy(carousel, '_slide')
carousel._isSliding = true
carousel.next()
assert.strictEqual(spy.called, false)
})
QUnit.test('should call next when the page is visible', function (assert) {
assert.expect(1)
var carouselHTML = '<div class="carousel" data-interval="false"></div>'
var $carousel = $(carouselHTML)
$carousel.appendTo('#qunit-fixture')
$carousel.bootstrapCarousel()
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var carousel = Carousel._getInstance($carousel[0])
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var spy = sinon.spy(carousel, 'next')
var sandbox = sinon.createSandbox()
sandbox.replaceGetter(document, 'hidden', function () {
return false
})
sandbox.stub($carousel, 'is').returns(true)
sandbox.stub($carousel, 'css').returns('block')
carousel.nextWhenVisible()
assert.strictEqual(spy.called, true)
sandbox.restore()
})
QUnit.test('should not cycle when there is no attribute data-ride', function (assert) {
assert.expect(1)
var spy = sinon.spy(Carousel.prototype, 'cycle')
var carouselHTML = '<div class="carousel"></div>'
var $carousel = $(carouselHTML)
$carousel.appendTo('#qunit-fixture')
$carousel.bootstrapCarousel()
assert.strictEqual(spy.called, false)
spy.restore()
})
QUnit.test('should cycle when there is data-ride attribute', function (assert) {
assert.expect(1)
var spy = sinon.spy(Carousel.prototype, 'cycle')
var carouselHTML = '<div class="carousel" data-ride="carousel"></div>'
var $carousel = $(carouselHTML)
$carousel.appendTo('#qunit-fixture')
$carousel.bootstrapCarousel()
assert.strictEqual(spy.called, true)
spy.restore()
})
QUnit.test('should init carousels with data-ride on load event', function (assert) {
assert.expect(1)
var done = assert.async()
var spy = sinon.spy(Carousel, '_jQueryInterface')
var carouselHTML = '<div class="carousel" data-ride="carousel"></div>'
var $carousel = $(carouselHTML)
$carousel.appendTo('#qunit-fixture')
$(window).trigger($.Event('load'))
setTimeout(function () {
assert.strictEqual(spy.called, true)
spy.restore()
done()
}, 5)
})
QUnit.test('should not add touch event listeners when touch option set to false', function (assert) {
assert.expect(1)
var spy = sinon.spy(Carousel.prototype, '_addTouchEventListeners')
var $carousel = $('<div class="carousel" data-ride="carousel" data-touch="false"></div>')
$carousel.appendTo('#qunit-fixture')
$carousel.bootstrapCarousel()
assert.strictEqual(spy.called, false)
spy.restore()
})
})