text: $(function () {
    'use strict';
  
    QUnit.module('tabs plugin')
  
    QUnit.test('should be defined on jquery object', function (assert) {
      assert.expect(1)
      assert.ok($(document.body).tab, 'tabs method is defined')
    })
  
    QUnit.module('tabs', {
      beforeEach: function () {
        // Run all tests in noConflict mode -- it's the only way to ensure that the plugin works in noConflict mode
        $.fn.bootstrapTab = $.fn.tab.noConflict()
      },
      afterEach: function () {
        $.fn.tab = $.fn.bootstrapTab
        delete $.fn.bootstrapTab
      }
    })
  
    QUnit.test('should provide no conflict', function (assert) {
      assert.expect(1)
      assert.strictEqual($.fn.tab, undefined, 'tab was set back to undefined (org value)')
    })
  
    QUnit.test('should return jquery collection containing the element', function (assert) {
      assert.expect(2)
      var $el = $('<div/>')
      var $tab = $el.bootstrapTab()
      assert.ok($tab instanceof $, 'returns jquery collection')
      assert.strictEqual($tab[0], $el[0], 'collection contains element')
    })
  
    QUnit.test('should activate element by tab id', function (assert) {
      assert.expect(2)
      var tabsHTML = '<ul class="tabs">'
          + '<li><a href="#home">Home</a></li>'
          + '<li><a href="#profile">Profile</a></li>'
          + '</ul>'
  
      $('<ul><li id="home"/><li id="profile"/></ul>').appendTo('#qunit-fixture')
  
      $(tabsHTML).find('li:last a').bootstrapTab('show')
      assert.strictEqual($('#qunit-fixture').find('.active').attr('id'), 'profile')
  
      $(tabsHTML).find('li:first a').bootstrapTab('show')
      assert.strictEqual($('#qunit-fixture').find('.active').attr('id'), 'home')
    })
  
    QUnit.test('should activate element by tab id', function (assert) {
      assert.expect(2)
      var pillsHTML = '<ul class="pills">'
          + '<li><a href="#home">Home</a></li>'
          + '<li><a href="#profile">Profile</a></li>'
          + '</ul>'
  
      $('<ul><li id="home"/><li id="profile"/></ul>').appendTo('#qunit-fixture')
  
      $(pillsHTML).find('li:last a').bootstrapTab('show')
      assert.strictEqual($('#qunit-fixture').find('.active').attr('id'), 'profile')
  
      $(pillsHTML).find('li:first a').bootstrapTab('show')
      assert.strictEqual($('#qunit-fixture').find('.active').attr('id'), 'home')
    })
  
    QUnit.test('should not fire shown when show is prevented', function (assert) {
      assert.expect(1)
      var done = assert.async()
  
      $('<div class="tab"/>')
        .on('show.bs.tab', function (e) {
          e.preventDefault()
          assert.ok(true, 'show event fired')
          done()
        })
        .on('shown.bs.tab', function () {
          assert.ok(false, 'shown event fired')
        })
        .bootstrapTab('show')
    })
  
    QUnit.test('show and shown events should reference correct relatedTarget', function (assert) {
      assert.expect(2)
      var done = assert.async()
  
      var dropHTML = '<ul class="drop">'
          + '<li class="dropdown"><a data-toggle="dropdown" href="#">1</a>'
          + '<ul class="dropdown-menu">'
          + '<li><a href="#1-1" data-toggle="tab">1-1</a></li>'
          + '<li><a href="#1-2" data-toggle="tab">1-2</a></li>'
          + '</ul>'
          + '</li>'
          + '</ul>'
  
      $(dropHTML)
        .find('ul > li:first a')
          .bootstrapTab('show')
        .end()
        .find('ul > li:last a')
          .on('show.bs.tab', function (e) {
            assert.strictEqual(e.relatedTarget.hash, '#1-1', 'references correct element as relatedTarget')
          })
          .on('shown.bs.tab', function (e) {
            assert.strictEqual(e.relatedTarget.hash, '#1-1', 'references correct element as relatedTarget')
            done()
          })
          .bootstrapTab('show')
    })
  
    QUnit.test('should fire hide and hidden events', function (assert) {
      assert.expect(2)
      var done = assert.async()
  
      var tabsHTML = '<ul class="tabs">'
          + '<li><a href="#home">Home</a></li>'
          + '<li><a href="#profile">Profile</a></li>'
          + '</ul>'
  
      $(tabsHTML)
        .find('li:first a')
          .on('hide.bs.tab', function () {
            assert.ok(true, 'hide event fired')
          })
          .bootstrapTab('show')
        .end()
        .find('li:last a')
          .bootstrapTab('show')
  
      $(tabsHTML)
        .find('li:first a')
          .on('hidden.bs.tab', function () {
            assert.ok(true, 'hidden event fired')
            done()
          })
          .bootstrapTab('show')
        .end()
        .find('li:last a')
          .bootstrapTab('show')
    })
  
    QUnit.test('should not fire hidden when hide is prevented', function (assert) {
      assert.expect(1)
      var done = assert.async()
  
      var tabsHTML = '<ul class="tabs">'
          + '<li><a href="#home">Home</a></li>'
          + '<li><a href="#profile">Profile</a></li>'
          + '</ul>'
  
      $(tabsHTML)
        .find('li:first a')
          .on('hide.bs.tab', function (e) {
            e.preventDefault()
            assert.ok(true, 'hide event fired')
            done()
          })
          .on('hidden.bs.tab', function () {
            assert.ok(false, 'hidden event fired')
          })
          .bootstrapTab('show')
        .end()
        .find('li:last a')
          .bootstrapTab('show')
    })
  
    QUnit.test('hide and hidden events contain correct relatedTarget', function (assert) {
      assert.expect(2)
      var done = assert.async()
  
      var tabsHTML = '<ul class="tabs">'
          + '<li><a href="#home">Home</a></li>'
          + '<li><a href="#profile">Profile</a></li>'
          + '</ul>'
  
      $(tabsHTML)
        .find('li:first a')
          .on('hide.bs.tab', function (e) {
            assert.strictEqual(e.relatedTarget.hash, '#profile', 'references correct element as relatedTarget')
          })
          .on('hidden.bs.tab', function (e) {
            assert.strictEqual(e.relatedTarget.hash, '#profile', 'references correct element as relatedTarget')
            done()
          })
          .bootstrapTab('show')
        .end()
        .find('li:last a')
          .bootstrapTab('show')
    })
  
    QUnit.test('selected tab should have aria-expanded', function (assert) {
      assert.expect(8)
      var tabsHTML = '<ul class="nav nav-tabs">'
          + '<li class="active"><a href="#home" toggle="tab" aria-expanded="true">Home</a></li>'
          + '<li><a href="#profile" toggle="tab" aria-expanded="false">Profile</a></li>'
          + '</ul>'
      var $tabs = $(tabsHTML).appendTo('#qunit-fixture')
  
      $tabs.find('li:first a').bootstrapTab('show')
      assert.strictEqual($tabs.find('.active a').attr('aria-expanded'), 'true', 'shown tab has aria-expanded = true')
      assert.strictEqual($tabs.find('li:not(.active) a').attr('aria-expanded'), 'false', 'hidden tab has aria-expanded = false')
  
      $tabs.find('li:last a').trigger('click')
      assert.strictEqual($tabs.find('.active a').attr('aria-expanded'), 'true', 'after click, shown tab has aria-expanded = true')
      assert.strictEqual($tabs.find('li:not(.active) a').attr('aria-expanded'), 'false', 'after click, hidden tab has aria-expanded = false')
  
      $tabs.find('li:first a').bootstrapTab('show')
      assert.strictEqual($tabs.find('.active a').attr('aria-expanded'), 'true', 'shown tab has aria-expanded = true')
      assert.strictEqual($tabs.find('li:not(.active) a').attr('aria-expanded'), 'false', 'hidden tab has aria-expanded = false')
  
      $tabs.find('li:first a').trigger('click')
      assert.strictEqual($tabs.find('.active a').attr('aria-expanded'), 'true', 'after second show event, shown tab still has aria-expanded = true')
      assert.strictEqual($tabs.find('li:not(.active) a').attr('aria-expanded'), 'false', 'after second show event, hidden tab has aria-expanded = false')
    })
  
  })
  