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Bootstrap/js/tests/unit/modal.js

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$(function () {
'use strict'
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QUnit.module('modal plugin')
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QUnit.test('should be defined on jquery object', function (assert) {
assert.expect(1)
assert.ok($(document.body).modal, 'modal method is defined')
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})
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QUnit.module('modal', {
before: function () {
// Enable the scrollbar measurer
$('<style type="text/css"> .modal-scrollbar-measure { position: absolute; top: -9999px; width: 50px; height: 50px; overflow: scroll; } </style>').appendTo('head')
// Function to calculate the scrollbar width which is then compared to the padding or margin changes
$.fn.getScrollbarWidth = function () {
var scrollDiv = document.createElement('div')
scrollDiv.className = 'modal-scrollbar-measure'
document.body.appendChild(scrollDiv)
var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth
document.body.removeChild(scrollDiv)
return scrollbarWidth
}
// Simulate scrollbars in PhantomJS
$('html').css('padding-right', '16px')
},
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beforeEach: function () {
// Run all tests in noConflict mode -- it's the only way to ensure that the plugin works in noConflict mode
$.fn.bootstrapModal = $.fn.modal.noConflict()
},
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afterEach: function () {
$('.modal-backdrop, #modal-test').remove()
$(document.body).removeClass('modal-open')
$.fn.modal = $.fn.bootstrapModal
delete $.fn.bootstrapModal
}
})
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QUnit.test('should provide no conflict', function (assert) {
assert.expect(1)
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assert.strictEqual(typeof $.fn.modal, 'undefined', 'modal was set back to undefined (orig value)')
})
QUnit.test('should throw explicit error on undefined method', function (assert) {
assert.expect(1)
var $el = $('<div id="modal-test"/>')
$el.bootstrapModal()
try {
$el.bootstrapModal('noMethod')
}
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 id="modal-test"/>')
var $modal = $el.bootstrapModal()
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assert.ok($modal instanceof $, 'returns jquery collection')
assert.strictEqual($modal[0], $el[0], 'collection contains element')
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})
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QUnit.test('should expose defaults var for settings', function (assert) {
assert.expect(1)
assert.ok($.fn.bootstrapModal.Constructor.Default, 'default object exposed')
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})
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QUnit.test('should insert into dom when show method is called', function (assert) {
assert.expect(1)
var done = assert.async()
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$('<div id="modal-test"/>')
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.on('shown.bs.modal', function () {
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assert.notEqual($('#modal-test').length, 0, 'modal inserted into dom')
done()
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})
.bootstrapModal('show')
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})
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QUnit.test('should fire show event', function (assert) {
assert.expect(1)
var done = assert.async()
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$('<div id="modal-test"/>')
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.on('show.bs.modal', function () {
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assert.ok(true, 'show event fired')
done()
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})
.bootstrapModal('show')
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})
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QUnit.test('should not fire shown when show was prevented', function (assert) {
assert.expect(1)
var done = assert.async()
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$('<div id="modal-test"/>')
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.on('show.bs.modal', function (e) {
e.preventDefault()
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assert.ok(true, 'show event fired')
done()
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})
.on('shown.bs.modal', function () {
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assert.ok(false, 'shown event fired')
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})
.bootstrapModal('show')
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})
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QUnit.test('should hide modal when hide is called', function (assert) {
assert.expect(3)
var done = assert.async()
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$('<div id="modal-test"/>')
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.on('shown.bs.modal', function () {
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assert.ok($('#modal-test').is(':visible'), 'modal visible')
assert.notEqual($('#modal-test').length, 0, 'modal inserted into dom')
$(this).bootstrapModal('hide')
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})
.on('hidden.bs.modal', function () {
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assert.ok(!$('#modal-test').is(':visible'), 'modal hidden')
done()
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})
.bootstrapModal('show')
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})
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QUnit.test('should toggle when toggle is called', function (assert) {
assert.expect(3)
var done = assert.async()
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$('<div id="modal-test"/>')
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.on('shown.bs.modal', function () {
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assert.ok($('#modal-test').is(':visible'), 'modal visible')
assert.notEqual($('#modal-test').length, 0, 'modal inserted into dom')
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$(this).bootstrapModal('toggle')
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})
.on('hidden.bs.modal', function () {
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assert.ok(!$('#modal-test').is(':visible'), 'modal hidden')
done()
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})
.bootstrapModal('toggle')
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})
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QUnit.test('should remove from dom when click [data-dismiss="modal"]', function (assert) {
assert.expect(3)
var done = assert.async()
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$('<div id="modal-test"><span class="close" data-dismiss="modal"/></div>')
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.on('shown.bs.modal', function () {
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assert.ok($('#modal-test').is(':visible'), 'modal visible')
assert.notEqual($('#modal-test').length, 0, 'modal inserted into dom')
$(this).find('.close').trigger('click')
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})
.on('hidden.bs.modal', function () {
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assert.ok(!$('#modal-test').is(':visible'), 'modal hidden')
done()
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})
.bootstrapModal('toggle')
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})
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QUnit.test('should allow modal close with "backdrop:false"', function (assert) {
assert.expect(2)
var done = assert.async()
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$('<div id="modal-test" data-backdrop="false"/>')
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.on('shown.bs.modal', function () {
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assert.ok($('#modal-test').is(':visible'), 'modal visible')
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$(this).bootstrapModal('hide')
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})
.on('hidden.bs.modal', function () {
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assert.ok(!$('#modal-test').is(':visible'), 'modal hidden')
done()
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})
.bootstrapModal('show')
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})
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QUnit.test('should close modal when clicking outside of modal-content', function (assert) {
assert.expect(3)
var done = assert.async()
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$('<div id="modal-test"><div class="contents"/></div>')
.on('shown.bs.modal', function () {
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assert.notEqual($('#modal-test').length, 0, 'modal inserted into dom')
$('.contents').trigger('click')
assert.ok($('#modal-test').is(':visible'), 'modal visible')
$('#modal-test').trigger('click')
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})
.on('hidden.bs.modal', function () {
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assert.ok(!$('#modal-test').is(':visible'), 'modal hidden')
done()
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})
.bootstrapModal('show')
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})
QUnit.test('should not close modal when clicking outside of modal-content if data-backdrop="true"', function (assert) {
assert.expect(1)
var done = assert.async()
$('<div id="modal-test" data-backdrop="false"><div class="contents"/></div>')
.on('shown.bs.modal', function () {
$('#modal-test').trigger('click')
assert.ok($('#modal-test').is(':visible'), 'modal not hidden')
done()
})
.bootstrapModal('show')
})
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QUnit.test('should close modal when escape key is pressed via keydown', function (assert) {
assert.expect(3)
var done = assert.async()
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var $div = $('<div id="modal-test"/>')
$div
.on('shown.bs.modal', function () {
assert.ok($('#modal-test').length, 'modal inserted into dom')
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assert.ok($('#modal-test').is(':visible'), 'modal visible')
$div.trigger($.Event('keydown', { which: 27 }))
setTimeout(function () {
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assert.ok(!$('#modal-test').is(':visible'), 'modal hidden')
$div.remove()
done()
}, 0)
})
.bootstrapModal('show')
})
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QUnit.test('should not close modal when escape key is pressed via keyup', function (assert) {
assert.expect(3)
var done = assert.async()
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var $div = $('<div id="modal-test"/>')
$div
.on('shown.bs.modal', function () {
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assert.ok($('#modal-test').length, 'modal inserted into dom')
assert.ok($('#modal-test').is(':visible'), 'modal visible')
$div.trigger($.Event('keyup', { which: 27 }))
setTimeout(function () {
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assert.ok($div.is(':visible'), 'modal still visible')
$div.remove()
done()
}, 0)
})
.bootstrapModal('show')
})
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QUnit.test('should trigger hide event once when clicking outside of modal-content', function (assert) {
assert.expect(1)
var done = assert.async()
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var triggered
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$('<div id="modal-test"><div class="contents"/></div>')
.on('shown.bs.modal', function () {
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triggered = 0
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$('#modal-test').trigger('click')
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})
.on('hide.bs.modal', function () {
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triggered += 1
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assert.strictEqual(triggered, 1, 'modal hide triggered once')
done()
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})
.bootstrapModal('show')
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})
QUnit.test('should remove aria-hidden attribute when shown, add it back when hidden', function (assert) {
assert.expect(3)
var done = assert.async()
$('<div id="modal-test" aria-hidden="true"/>')
.on('shown.bs.modal', function () {
assert.notOk($('#modal-test').is('[aria-hidden]'), 'aria-hidden attribute removed')
$(this).bootstrapModal('hide')
})
.on('hidden.bs.modal', function () {
assert.ok($('#modal-test').is('[aria-hidden]'), 'aria-hidden attribute added')
assert.strictEqual($('#modal-test').attr('aria-hidden'), 'true', 'correct aria-hidden="true" added')
done()
})
.bootstrapModal('show')
})
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QUnit.test('should close reopened modal with [data-dismiss="modal"] click', function (assert) {
assert.expect(2)
var done = assert.async()
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$('<div id="modal-test"><div class="contents"><div id="close" data-dismiss="modal"/></div></div>')
.one('shown.bs.modal', function () {
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$('#close').trigger('click')
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})
.one('hidden.bs.modal', function () {
// after one open-close cycle
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assert.ok(!$('#modal-test').is(':visible'), 'modal hidden')
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$(this)
.one('shown.bs.modal', function () {
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$('#close').trigger('click')
})
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.one('hidden.bs.modal', function () {
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assert.ok(!$('#modal-test').is(':visible'), 'modal hidden')
done()
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})
.bootstrapModal('show')
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})
.bootstrapModal('show')
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})
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QUnit.test('should restore focus to toggling element when modal is hidden after having been opened via data-api', function (assert) {
assert.expect(1)
var done = assert.async()
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var $toggleBtn = $('<button data-toggle="modal" data-target="#modal-test"/>').appendTo('#qunit-fixture')
$('<div id="modal-test"><div class="contents"><div id="close" data-dismiss="modal"/></div></div>')
.on('hidden.bs.modal', function () {
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setTimeout(function () {
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assert.ok($(document.activeElement).is($toggleBtn), 'toggling element is once again focused')
done()
}, 0)
})
.on('shown.bs.modal', function () {
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$('#close').trigger('click')
})
.appendTo('#qunit-fixture')
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$toggleBtn.trigger('click')
})
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QUnit.test('should not restore focus to toggling element if the associated show event gets prevented', function (assert) {
assert.expect(1)
var done = assert.async()
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var $toggleBtn = $('<button data-toggle="modal" data-target="#modal-test"/>').appendTo('#qunit-fixture')
var $otherBtn = $('<button id="other-btn"/>').appendTo('#qunit-fixture')
$('<div id="modal-test"><div class="contents"><div id="close" data-dismiss="modal"/></div>')
.one('show.bs.modal', function (e) {
e.preventDefault()
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$otherBtn.trigger('focus')
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setTimeout($.proxy(function () {
$(this).bootstrapModal('show')
}, this), 0)
})
.on('hidden.bs.modal', function () {
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setTimeout(function () {
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assert.ok($(document.activeElement).is($otherBtn), 'focus returned to toggling element')
done()
}, 0)
})
.on('shown.bs.modal', function () {
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$('#close').trigger('click')
})
.appendTo('#qunit-fixture')
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$toggleBtn.trigger('click')
})
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QUnit.test('should adjust the inline padding of the modal when opening', function (assert) {
assert.expect(1)
var done = assert.async()
$('<div id="modal-test"/>')
.on('shown.bs.modal', function () {
var expectedPadding = $(this).getScrollbarWidth() + 'px'
var currentPadding = $(this).css('padding-right')
assert.strictEqual(currentPadding, expectedPadding, 'modal padding should be adjusted while opening')
done()
})
.bootstrapModal('show')
})
QUnit.test('should adjust the inline body padding when opening and restore when closing', function (assert) {
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assert.expect(2)
var done = assert.async()
var $body = $(document.body)
var originalPadding = $body.css('padding-right')
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$('<div id="modal-test"/>')
.on('hidden.bs.modal', function () {
var currentPadding = $body.css('padding-right')
assert.strictEqual(currentPadding, originalPadding, 'body padding should be reset after closing')
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$body.removeAttr('style')
done()
})
.on('shown.bs.modal', function () {
var expectedPadding = parseFloat(originalPadding) + $(this).getScrollbarWidth() + 'px'
var currentPadding = $body.css('padding-right')
assert.strictEqual(currentPadding, expectedPadding, 'body padding should be adjusted while opening')
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$(this).bootstrapModal('hide')
})
.bootstrapModal('show')
})
QUnit.test('should store the original body padding in data-padding-right before showing', function (assert) {
assert.expect(2)
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var done = assert.async()
var $body = $(document.body)
var originalPadding = '0px'
$body.css('padding-right', originalPadding)
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$('<div id="modal-test"/>')
.on('hidden.bs.modal', function () {
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assert.strictEqual(typeof $body.data('padding-right'), 'undefined', 'data-padding-right should be cleared after closing')
$body.removeAttr('style')
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done()
})
.on('shown.bs.modal', function () {
assert.strictEqual($body.data('padding-right'), originalPadding, 'original body padding should be stored in data-padding-right')
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$(this).bootstrapModal('hide')
})
.bootstrapModal('show')
})
QUnit.test('should not adjust the inline body padding when it does not overflow', function (assert) {
assert.expect(1)
var done = assert.async()
var $body = $(document.body)
var originalPadding = $body.css('padding-right')
// Hide scrollbars to prevent the body overflowing
$body.css('overflow', 'hidden') // real scrollbar (for in-browser testing)
$('html').css('padding-right', '0px') // simulated scrollbar (for PhantomJS)
$('<div id="modal-test"/>')
.on('shown.bs.modal', function () {
var currentPadding = $body.css('padding-right')
assert.strictEqual(currentPadding, originalPadding, 'body padding should not be adjusted')
$(this).bootstrapModal('hide')
// restore scrollbars
$body.css('overflow', 'auto')
$('html').css('padding-right', '16px')
done()
})
.bootstrapModal('show')
})
QUnit.test('should adjust the inline padding of fixed elements when opening and restore when closing', function (assert) {
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assert.expect(2)
var done = assert.async()
var $element = $('<div class="fixed-top"></div>').appendTo('#qunit-fixture')
var originalPadding = $element.css('padding-right')
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$('<div id="modal-test"/>')
.on('hidden.bs.modal', function () {
var currentPadding = $element.css('padding-right')
assert.strictEqual(currentPadding, originalPadding, 'fixed element padding should be reset after closing')
$element.remove()
done()
})
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.on('shown.bs.modal', function () {
var expectedPadding = parseFloat(originalPadding) + $(this).getScrollbarWidth() + 'px'
var currentPadding = $element.css('padding-right')
assert.strictEqual(currentPadding, expectedPadding, 'fixed element padding should be adjusted while opening')
$(this).bootstrapModal('hide')
})
.bootstrapModal('show')
})
QUnit.test('should store the original padding of fixed elements in data-padding-right before showing', function (assert) {
assert.expect(2)
var done = assert.async()
var $element = $('<div class="fixed-top"></div>').appendTo('#qunit-fixture')
var originalPadding = '0px'
$element.css('padding-right', originalPadding)
$('<div id="modal-test"/>')
.on('hidden.bs.modal', function () {
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assert.strictEqual(typeof $element.data('padding-right'), 'undefined', 'data-padding-right should be cleared after closing')
$element.remove()
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done()
})
.on('shown.bs.modal', function () {
assert.strictEqual($element.data('padding-right'), originalPadding, 'original fixed element padding should be stored in data-padding-right')
$(this).bootstrapModal('hide')
})
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.bootstrapModal('show')
})
QUnit.test('should adjust the inline margin of sticky elements when opening and restore when closing', function (assert) {
assert.expect(2)
var done = assert.async()
var $element = $('<div class="sticky-top"></div>').appendTo('#qunit-fixture')
var originalPadding = $element.css('margin-right')
$('<div id="modal-test"/>')
.on('hidden.bs.modal', function () {
var currentPadding = $element.css('margin-right')
assert.strictEqual(currentPadding, originalPadding, 'sticky element margin should be reset after closing')
$element.remove()
done()
})
.on('shown.bs.modal', function () {
var expectedPadding = parseFloat(originalPadding) - $(this).getScrollbarWidth() + 'px'
var currentPadding = $element.css('margin-right')
assert.strictEqual(currentPadding, expectedPadding, 'sticky element margin should be adjusted while opening')
$(this).bootstrapModal('hide')
})
.bootstrapModal('show')
})
QUnit.test('should store the original margin of sticky elements in data-margin-right before showing', function (assert) {
assert.expect(2)
var done = assert.async()
var $element = $('<div class="sticky-top"></div>').appendTo('#qunit-fixture')
var originalPadding = '0px'
$element.css('margin-right', originalPadding)
$('<div id="modal-test"/>')
.on('hidden.bs.modal', function () {
assert.strictEqual(typeof $element.data('margin-right'), 'undefined', 'data-margin-right should be cleared after closing')
$element.remove()
done()
})
.on('shown.bs.modal', function () {
assert.strictEqual($element.data('margin-right'), originalPadding, 'original sticky element margin should be stored in data-margin-right')
$(this).bootstrapModal('hide')
})
.bootstrapModal('show')
})
QUnit.test('should adjust the inline margin of the navbar-toggler when opening and restore when closing', function (assert) {
assert.expect(2)
var done = assert.async()
var $element = $('<div class="navbar-toggler"></div>').appendTo('#qunit-fixture')
var originalMargin = $element.css('margin-right')
$('<div id="modal-test"/>')
.on('hidden.bs.modal', function () {
var currentMargin = $element.css('margin-right')
assert.strictEqual(currentMargin, originalMargin, 'navbar-toggler margin should be reset after closing')
$element.remove()
done()
})
.on('shown.bs.modal', function () {
var expectedMargin = parseFloat(originalMargin) + $(this).getScrollbarWidth() + 'px'
var currentMargin = $element.css('margin-right')
assert.strictEqual(currentMargin, expectedMargin, 'navbar-toggler margin should be adjusted while opening')
$(this).bootstrapModal('hide')
})
.bootstrapModal('show')
})
QUnit.test('should store the original margin of the navbar-toggler in data-margin-right before showing', function (assert) {
assert.expect(2)
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var done = assert.async()
var $element = $('<div class="navbar-toggler"></div>').appendTo('#qunit-fixture')
var originalMargin = '0px'
$element.css('margin-right', originalMargin)
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$('<div id="modal-test"/>')
.on('hidden.bs.modal', function () {
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assert.strictEqual(typeof $element.data('margin-right'), 'undefined', 'data-margin-right should be cleared after closing')
$element.remove()
done()
})
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.on('shown.bs.modal', function () {
assert.strictEqual($element.data('margin-right'), originalMargin, 'original navbar-toggler margin should be stored in data-margin-right')
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$(this).bootstrapModal('hide')
})
.bootstrapModal('show')
})
QUnit.test('should ignore values set via CSS when trying to restore body padding after closing', function (assert) {
assert.expect(1)
var done = assert.async()
var $body = $(document.body)
var $style = $('<style>body { padding-right: 42px; }</style>').appendTo('head')
$('<div id="modal-test"/>')
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.on('hidden.bs.modal', function () {
assert.strictEqual($body.attr('style').indexOf('padding-right'), -1, 'body does not have inline padding set')
$style.remove()
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done()
})
.on('shown.bs.modal', function () {
$(this).bootstrapModal('hide')
})
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.bootstrapModal('show')
})
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QUnit.test('should ignore other inline styles when trying to restore body padding after closing', function (assert) {
assert.expect(2)
var done = assert.async()
var $body = $(document.body)
var $style = $('<style>body { padding-right: 42px; }</style>').appendTo('head')
$body.css('color', 'red')
$('<div id="modal-test"/>')
.on('hidden.bs.modal', function () {
assert.strictEqual($body[0].style.paddingRight, '', 'body does not have inline padding set')
assert.strictEqual($body[0].style.color, 'red', 'body still has other inline styles set')
$body.removeAttr('style')
$style.remove()
done()
})
.on('shown.bs.modal', function () {
$(this).bootstrapModal('hide')
})
.bootstrapModal('show')
})
QUnit.test('should properly restore non-pixel inline body padding after closing', function (assert) {
assert.expect(1)
var done = assert.async()
var $body = $(document.body)
$body.css('padding-right', '5%')
$('<div id="modal-test"/>')
.on('hidden.bs.modal', function () {
assert.strictEqual($body[0].style.paddingRight, '5%', 'body does not have inline padding set')
$body.removeAttr('style')
done()
})
.on('shown.bs.modal', function () {
$(this).bootstrapModal('hide')
})
.bootstrapModal('show')
})
QUnit.test('should not follow link in area tag', function (assert) {
assert.expect(2)
var done = assert.async()
$('<map><area id="test" shape="default" data-toggle="modal" data-target="#modal-test" href="demo.html"/></map>')
.appendTo('#qunit-fixture')
$('<div id="modal-test"><div class="contents"><div id="close" data-dismiss="modal"/></div></div>')
.appendTo('#qunit-fixture')
$('#test')
.on('click.bs.modal.data-api', function (event) {
assert.notOk(event.isDefaultPrevented(), 'navigating to href will happen')
setTimeout(function () {
assert.ok(event.isDefaultPrevented(), 'model shown instead of navigating to href')
done()
}, 1)
})
.trigger('click')
})
QUnit.test('should not parse target as html', function (assert) {
assert.expect(1)
var done = assert.async()
var $toggleBtn = $('<button data-toggle="modal" data-target="&lt;div id=&quot;modal-test&quot;&gt;&lt;div class=&quot;contents&quot;&lt;div&lt;div id=&quot;close&quot; data-dismiss=&quot;modal&quot;/&gt;&lt;/div&gt;&lt;/div&gt;"/>')
.appendTo('#qunit-fixture')
$toggleBtn.trigger('click')
setTimeout(function () {
assert.strictEqual($('#modal-test').length, 0, 'target has not been parsed and added to the document')
done()
}, 1)
})
QUnit.test('should not execute js from target', function (assert) {
assert.expect(0)
var done = assert.async()
// This toggle button contains XSS payload in its data-target
// Note: it uses the onerror handler of an img element to execute the js, because a simple script element does not work here
// a script element works in manual tests though, so here it is likely blocked by the qunit framework
var $toggleBtn = $('<button data-toggle="modal" data-target="&lt;div&gt;&lt;image src=&quot;missing.png&quot; onerror=&quot;$(&apos;#qunit-fixture button.control&apos;).trigger(&apos;click&apos;)&quot;&gt;&lt;/div&gt;"/>')
.appendTo('#qunit-fixture')
// The XSS payload above does not have a closure over this function and cannot access the assert object directly
// However, it can send a click event to the following control button, which will then fail the assert
$('<button>')
.addClass('control')
.on('click', function () {
assert.notOk(true, 'XSS payload is not executed as js')
})
.appendTo('#qunit-fixture')
$toggleBtn.trigger('click')
setTimeout(done, 500)
})
QUnit.test('should not try to open a modal which is already visible', function (assert) {
assert.expect(1)
var done = assert.async()
var count = 0
$('<div id="modal-test"/>').on('shown.bs.modal', function () {
count++
}).on('hidden.bs.modal', function () {
assert.strictEqual(count, 1, 'show() runs only once')
done()
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})
.bootstrapModal('show')
.bootstrapModal('show')
.bootstrapModal('hide')
})
})