tooltip.js

$(function () {
  'use strict'

  QUnit.module('tooltip plugin')

  QUnit.test('should be defined on jquery object', function (assert) {
    assert.expect(1)
    assert.ok($(document.body).tooltip, 'tooltip method is defined')
  })

  QUnit.module('tooltip', {
    beforeEach: function () {
      // Run all tests in noConflict mode -- it's the only way to ensure that the plugin works in noConflict mode
      $.fn.bootstrapTooltip = $.fn.tooltip.noConflict()
    },
    afterEach: function () {
      $.fn.tooltip = $.fn.bootstrapTooltip
      delete $.fn.bootstrapTooltip
      $('.tooltip').remove()
    }
  })

  QUnit.test('should provide no conflict', function (assert) {
    assert.expect(1)
    assert.strictEqual($.fn.tooltip, undefined, 'tooltip was set back to undefined (org value)')
  })

  QUnit.test('should throw explicit error on undefined method', function (assert) {
    assert.expect(1)
    var $el = $('<div/>')
    $el.bootstrapTooltip()
    try {
      $el.bootstrapTooltip('noMethod')
    }
    catch (err) {
      assert.strictEqual(err.message, 'No method named "noMethod"')
    }
  })

  QUnit.test('should return jquery collection containing the element', function (assert) {
    assert.expect(2)
    var $el = $('<div/>')
    var $tooltip = $el.bootstrapTooltip()
    assert.ok($tooltip instanceof $, 'returns jquery collection')
    assert.strictEqual($tooltip[0], $el[0], 'collection contains element')
  })

  QUnit.test('should expose default settings', function (assert) {
    assert.expect(1)
    assert.ok($.fn.bootstrapTooltip.Constructor.Default, 'defaults is defined')
  })

  QUnit.test('should empty title attribute', function (assert) {
    assert.expect(1)
    var $trigger = $('<a href="#" rel="tooltip" title="Another tooltip"/>').bootstrapTooltip()
    assert.strictEqual($trigger.attr('title'), '', 'title attribute was emptied')
  })

  QUnit.test('should add data attribute for referencing original title', function (assert) {
    assert.expect(1)
    var $trigger = $('<a href="#" rel="tooltip" title="Another tooltip"/>').bootstrapTooltip()
    assert.strictEqual($trigger.attr('data-original-title'), 'Another tooltip', 'original title preserved in data attribute')
  })

  QUnit.test('should add aria-describedby to the trigger on show', function (assert) {
    assert.expect(3)
    var $trigger = $('<a href="#" rel="tooltip" title="Another tooltip"/>')
      .bootstrapTooltip()
      .appendTo('#qunit-fixture')
      .bootstrapTooltip('show')

    var id = $('.tooltip').attr('id')

    assert.strictEqual($('#' + id).length, 1, 'has a unique id')
    assert.strictEqual($('.tooltip').attr('aria-describedby'), $trigger.attr('id'), 'tooltip id and aria-describedby on trigger match')
    assert.ok($trigger[0].hasAttribute('aria-describedby'), 'trigger has aria-describedby')
  })

  QUnit.test('should remove aria-describedby from trigger on hide', function (assert) {
    assert.expect(2)
    var $trigger = $('<a href="#" rel="tooltip" title="Another tooltip"/>')
      .bootstrapTooltip()
      .appendTo('#qunit-fixture')

    $trigger.bootstrapTooltip('show')
    assert.ok($trigger[0].hasAttribute('aria-describedby'), 'trigger has aria-describedby')

    $trigger.bootstrapTooltip('hide')
    assert.ok(!$trigger[0].hasAttribute('aria-describedby'), 'trigger does not have aria-describedby')
  })

  QUnit.test('should assign a unique id tooltip element', function (assert) {
    assert.expect(2)
    $('<a href="#" rel="tooltip" title="Another tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip('show')

    var id = $('.tooltip').attr('id')

    assert.strictEqual($('#' + id).length, 1, 'tooltip has unique id')
    assert.strictEqual(id.indexOf('tooltip'), 0, 'tooltip id has prefix')
  })

  QUnit.test('should place tooltips relative to placement option', function (assert) {
    assert.expect(2)
    var $tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ placement: 'bottom' })

    $tooltip.bootstrapTooltip('show')

    assert
      .ok($('.tooltip')
      .is('.fade.bs-tether-element-attached-top.bs-tether-element-attached-center.show'), 'has correct classes applied')

    $tooltip.bootstrapTooltip('hide')

    assert.strictEqual($tooltip.data('bs.tooltip').tip.parentNode, null, 'tooltip removed')
  })

  QUnit.test('should allow html entities', function (assert) {
    assert.expect(2)
    var $tooltip = $('<a href="#" rel="tooltip" title="&lt;b&gt;@fat&lt;/b&gt;"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ html: true })

    $tooltip.bootstrapTooltip('show')
    assert.notEqual($('.tooltip b').length, 0, 'b tag was inserted')

    $tooltip.bootstrapTooltip('hide')
    assert.strictEqual($tooltip.data('bs.tooltip').tip.parentNode, null, 'tooltip removed')
  })

  QUnit.test('should allow DOMElement title (html: false)', function (assert) {
    assert.expect(3)
    var title = document.createTextNode('<3 writing tests')
    var $tooltip = $('<a href="#" rel="tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ title: title })

    $tooltip.bootstrapTooltip('show')

    assert.notEqual($('.tooltip').length, 0, 'tooltip inserted')
    assert.strictEqual($('.tooltip').text(), '<3 writing tests', 'title inserted')
    assert.ok(!$.contains($('.tooltip').get(0), title), 'title node copied, not moved')
  })

  QUnit.test('should allow DOMElement title (html: true)', function (assert) {
    assert.expect(3)
    var title = document.createTextNode('<3 writing tests')
    var $tooltip = $('<a href="#" rel="tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ html: true, title: title })

    $tooltip.bootstrapTooltip('show')

    assert.notEqual($('.tooltip').length, 0, 'tooltip inserted')
    assert.strictEqual($('.tooltip').text(), '<3 writing tests', 'title inserted')
    assert.ok($.contains($('.tooltip').get(0), title), 'title node moved, not copied')
  })


  QUnit.test('should respect custom classes', function (assert) {
    assert.expect(2)
    var $tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ template: '<div class="tooltip some-class"><div class="tooltip-arrow"/><div class="tooltip-inner"/></div>' })

    $tooltip.bootstrapTooltip('show')
    assert.ok($('.tooltip').hasClass('some-class'), 'custom class is present')

    $tooltip.bootstrapTooltip('hide')
    assert.strictEqual($tooltip.data('bs.tooltip').tip.parentNode, null, 'tooltip removed')
  })

  QUnit.test('should fire show event', function (assert) {
    assert.expect(1)
    var done = assert.async()

    $('<div title="tooltip title"/>')
      .on('show.bs.tooltip', function () {
        assert.ok(true, 'show event fired')
        done()
      })
      .bootstrapTooltip('show')
  })

  QUnit.test('should throw an error when show is called on hidden elements', function (assert) {
    assert.expect(1)
    var done = assert.async()

    try {
      $('<div title="tooltip title" style="display: none"/>').bootstrapTooltip('show')
    }
    catch (err) {
      assert.strictEqual(err.message, 'Please use show on visible elements')
      done()
    }
  })

  QUnit.test('should fire inserted event', function (assert) {
    assert.expect(2)
    var done = assert.async()

    $('<div title="tooltip title"/>')
      .appendTo('#qunit-fixture')
      .on('inserted.bs.tooltip', function () {
        assert.notEqual($('.tooltip').length, 0, 'tooltip was inserted')
        assert.ok(true, 'inserted event fired')
        done()
      })
      .bootstrapTooltip('show')
  })

  QUnit.test('should fire shown event', function (assert) {
    assert.expect(1)
    var done = assert.async()

    $('<div title="tooltip title"></div>')
      .appendTo('#qunit-fixture')
      .on('shown.bs.tooltip', function () {
        assert.ok(true, 'shown was called')
        done()
      })
      .bootstrapTooltip('show')
  })

  QUnit.test('should not fire shown event when show was prevented', function (assert) {
    assert.expect(1)
    var done = assert.async()

    $('<div title="tooltip title"/>')
      .on('show.bs.tooltip', function (e) {
        e.preventDefault()
        assert.ok(true, 'show event fired')
        done()
      })
      .on('shown.bs.tooltip', function () {
        assert.ok(false, 'shown event fired')
      })
      .bootstrapTooltip('show')
  })

  QUnit.test('should fire hide event', function (assert) {
    assert.expect(1)
    var done = assert.async()

    $('<div title="tooltip title"/>')
      .appendTo('#qunit-fixture')
      .on('shown.bs.tooltip', function () {
        $(this).bootstrapTooltip('hide')
      })
      .on('hide.bs.tooltip', function () {
        assert.ok(true, 'hide event fired')
        done()
      })
      .bootstrapTooltip('show')
  })

  QUnit.test('should fire hidden event', function (assert) {
    assert.expect(1)
    var done = assert.async()

    $('<div title="tooltip title"/>')
      .appendTo('#qunit-fixture')
      .on('shown.bs.tooltip', function () {
        $(this).bootstrapTooltip('hide')
      })
      .on('hidden.bs.tooltip', function () {
        assert.ok(true, 'hidden event fired')
        done()
      })
      .bootstrapTooltip('show')
  })

  QUnit.test('should not fire hidden event when hide was prevented', function (assert) {
    assert.expect(1)
    var done = assert.async()

    $('<div title="tooltip title"/>')
      .appendTo('#qunit-fixture')
      .on('shown.bs.tooltip', function () {
        $(this).bootstrapTooltip('hide')
      })
      .on('hide.bs.tooltip', function (e) {
        e.preventDefault()
        assert.ok(true, 'hide event fired')
        done()
      })
      .on('hidden.bs.tooltip', function () {
        assert.ok(false, 'hidden event fired')
      })
      .bootstrapTooltip('show')
  })

  QUnit.test('should destroy tooltip', function (assert) {
    assert.expect(7)
    var $tooltip = $('<div/>')
      .bootstrapTooltip()
      .on('click.foo', function () {})

    assert.ok($tooltip.data('bs.tooltip'), 'tooltip has data')
    assert.ok($._data($tooltip[0], 'events').mouseover && $._data($tooltip[0], 'events').mouseout, 'tooltip has hover events')
    assert.strictEqual($._data($tooltip[0], 'events').click[0].namespace, 'foo', 'tooltip has extra click.foo event')

    $tooltip.bootstrapTooltip('show')
    $tooltip.bootstrapTooltip('dispose')

    assert.ok(!$tooltip.hasClass('show'), 'tooltip is hidden')
    assert.ok(!$._data($tooltip[0], 'bs.tooltip'), 'tooltip does not have data')
    assert.strictEqual($._data($tooltip[0], 'events').click[0].namespace, 'foo', 'tooltip still has click.foo')
    assert.ok(!$._data($tooltip[0], 'events').mouseover && !$._data($tooltip[0], 'events').mouseout, 'tooltip does not have hover events')
  })

  // QUnit.test('should show tooltip with delegate selector on click', function (assert) {
  //   assert.expect(2)
  //   var $div = $('<div><a href="#" rel="tooltip" title="Another tooltip"/></div>')
  //     .appendTo('#qunit-fixture')
  //     .bootstrapTooltip({
  //       selector: 'a[rel="tooltip"]',
  //       trigger: 'click'
  //     })

  //   $div.find('a').trigger('click')
  //   assert.ok($('.tooltip').is('.fade.in'), 'tooltip is faded in')

  //   $div.find('a').trigger('click')
  //   assert.strictEqual($div.data('bs.tooltip').tip.parentNode, null, 'tooltip removed')
  // })

  QUnit.test('should show tooltip when toggle is called', function (assert) {
    assert.expect(1)
    $('<a href="#" rel="tooltip" title="tooltip on toggle"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ trigger: 'manual' })
      .bootstrapTooltip('toggle')

    assert.ok($('.tooltip').is('.fade.show'), 'tooltip is faded active')
  })

  QUnit.test('should hide previously shown tooltip when toggle is called on tooltip', function (assert) {
    assert.expect(1)
    $('<a href="#" rel="tooltip" title="tooltip on toggle">@ResentedHook</a>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ trigger: 'manual' })
      .bootstrapTooltip('show')

    $('.tooltip').bootstrapTooltip('toggle')
    assert.ok($('.tooltip').not('.fade.show'), 'tooltip was faded out')
  })

  QUnit.test('should place tooltips inside body when container is body', function (assert) {
    assert.expect(3)
    var $tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ container: 'body' })
      .bootstrapTooltip('show')

    assert.notEqual($('body > .tooltip').length, 0, 'tooltip is direct descendant of body')
    assert.strictEqual($('#qunit-fixture > .tooltip').length, 0, 'tooltip is not in parent')

    $tooltip.bootstrapTooltip('hide')
    assert.strictEqual($('body > .tooltip').length, 0, 'tooltip was removed from dom')
  })

  QUnit.test('should add position class before positioning so that position-specific styles are taken into account', function (assert) {
    assert.expect(1)
    var styles = '<style>'
      + '.tooltip.right { white-space: nowrap; }'
      + '.tooltip.right .tooltip-inner { max-width: none; }'
      + '</style>'
    var $styles = $(styles).appendTo('head')

    var $container = $('<div/>').appendTo('#qunit-fixture')
    var $target = $('<a href="#" rel="tooltip" title="very very very very very very very very long tooltip in one line"/>')
      .appendTo($container)
      .bootstrapTooltip({
        placement: 'right'
      })
      .bootstrapTooltip('show')

    var $tooltip = $($target.data('bs.tooltip').tip)

    // this is some dumb hack stuff because sub pixels in firefox
    var top = Math.round($target.offset().top + $target[0].offsetHeight / 2 - $tooltip[0].offsetHeight / 2)
    var top2 = Math.round($tooltip.offset().top)
    var topDiff = top - top2
    assert.ok(topDiff <= 1 && topDiff >= -1)
    $target.bootstrapTooltip('hide')

    $container.remove()
    $styles.remove()
  })

  QUnit.test('should use title attribute for tooltip text', function (assert) {
    assert.expect(2)
    var $tooltip = $('<a href="#" rel="tooltip" title="Simple tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip()

    $tooltip.bootstrapTooltip('show')
    assert.strictEqual($('.tooltip').children('.tooltip-inner').text(), 'Simple tooltip', 'title from title attribute is set')

    $tooltip.bootstrapTooltip('hide')
    assert.strictEqual($('.tooltip').length, 0, 'tooltip removed from dom')
  })

  QUnit.test('should prefer title attribute over title option', function (assert) {
    assert.expect(2)
    var $tooltip = $('<a href="#" rel="tooltip" title="Simple tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({
        title: 'This is a tooltip with some content'
      })

    $tooltip.bootstrapTooltip('show')
    assert.strictEqual($('.tooltip').children('.tooltip-inner').text(), 'Simple tooltip', 'title is set from title attribute while preferred over title option')

    $tooltip.bootstrapTooltip('hide')
    assert.strictEqual($('.tooltip').length, 0, 'tooltip removed from dom')
  })

  QUnit.test('should use title option', function (assert) {
    assert.expect(2)
    var $tooltip = $('<a href="#" rel="tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({
        title: 'This is a tooltip with some content'
      })

    $tooltip.bootstrapTooltip('show')
    assert.strictEqual($('.tooltip').children('.tooltip-inner').text(), 'This is a tooltip with some content', 'title from title option is set')

    $tooltip.bootstrapTooltip('hide')
    assert.strictEqual($('.tooltip').length, 0, 'tooltip removed from dom')
  })

  QUnit.test('should not error when trying to show an top-placed tooltip that has been removed from the dom', function (assert) {
    assert.expect(1)
    var passed = true
    var $tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"/>')
      .appendTo('#qunit-fixture')
      .one('show.bs.tooltip', function () {
        $(this).remove()
      })
      .bootstrapTooltip({ placement: 'top' })

    try {
      $tooltip.bootstrapTooltip('show')
    } catch (err) {
      passed = false
      console.log(err)
    }

    assert.ok(passed, '.tooltip(\'show\') should not throw an error if element no longer is in dom')
  })

  QUnit.test('should place tooltip on top of element', function (assert) {
    assert.expect(1)
    var done = assert.async()

    var containerHTML = '<div>'
        + '<p style="margin-top: 200px">'
        + '<a href="#" title="very very very very very very very long tooltip">Hover me</a>'
        + '</p>'
        + '</div>'

    var $container = $(containerHTML)
      .css({
        position: 'absolute',
        bottom: 0,
        left: 0,
        textAlign: 'right',
        width: 300,
        height: 300
      })
      .appendTo('#qunit-fixture')

    var $trigger = $container
      .find('a')
      .css('margin-top', 200)
      .bootstrapTooltip({
        placement: 'top',
        animate: false
      })
      .bootstrapTooltip('show')

    var $tooltip = $($trigger.data('bs.tooltip').tip)

    setTimeout(function () {
      assert.ok(Math.round($tooltip.offset().top + $tooltip.outerHeight()) <= Math.round($trigger.offset().top))
      done()
    }, 0)
  })

  QUnit.test('should show tooltip if leave event hasn\'t occurred before delay expires', function (assert) {
    assert.expect(2)
    var done = assert.async()

    var $tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ delay: 150 })

    setTimeout(function () {
      assert.ok(!$('.tooltip').is('.fade.show'), '100ms: tooltip is not faded active')
    }, 100)

    setTimeout(function () {
      assert.ok($('.tooltip').is('.fade.show'), '200ms: tooltip is faded active')
      done()
    }, 200)

    $tooltip.trigger('mouseenter')
  })

  QUnit.test('should not show tooltip if leave event occurs before delay expires', function (assert) {
    assert.expect(2)
    var done = assert.async()

    var $tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ delay: 150 })

    setTimeout(function () {
      assert.ok(!$('.tooltip').is('.fade.show'), '100ms: tooltip not faded active')
      $tooltip.trigger('mouseout')
    }, 100)

    setTimeout(function () {
      assert.ok(!$('.tooltip').is('.fade.show'), '200ms: tooltip not faded active')
      done()
    }, 200)

    $tooltip.trigger('mouseenter')
  })

  QUnit.test('should not hide tooltip if leave event occurs and enter event occurs within the hide delay', function (assert) {
    assert.expect(3)
    var done = assert.async()

    var $tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ delay: { show: 0, hide: 150 } })

    setTimeout(function () {
      assert.ok($('.tooltip').is('.fade.show'), '1ms: tooltip faded active')
      $tooltip.trigger('mouseout')

      setTimeout(function () {
        assert.ok($('.tooltip').is('.fade.show'), '100ms: tooltip still faded active')
        $tooltip.trigger('mouseenter')
      }, 100)

      setTimeout(function () {
        assert.ok($('.tooltip').is('.fade.show'), '200ms: tooltip still faded active')
        done()
      }, 200)
    }, 0)

    $tooltip.trigger('mouseenter')
  })

  QUnit.test('should not show tooltip if leave event occurs before delay expires', function (assert) {
    assert.expect(2)
    var done = assert.async()

    var $tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ delay: 150 })

    setTimeout(function () {
      assert.ok(!$('.tooltip').is('.fade.show'), '100ms: tooltip not faded active')
      $tooltip.trigger('mouseout')
    }, 100)

    setTimeout(function () {
      assert.ok(!$('.tooltip').is('.fade.show'), '200ms: tooltip not faded active')
      done()
    }, 200)

    $tooltip.trigger('mouseenter')
  })

  QUnit.test('should not show tooltip if leave event occurs before delay expires, even if hide delay is 0', function (assert) {
    assert.expect(2)
    var done = assert.async()

    var $tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ delay: { show: 150, hide: 0 } })

    setTimeout(function () {
      assert.ok(!$('.tooltip').is('.fade.show'), '100ms: tooltip not faded active')
      $tooltip.trigger('mouseout')
    }, 100)

    setTimeout(function () {
      assert.ok(!$('.tooltip').is('.fade.show'), '250ms: tooltip not faded active')
      done()
    }, 250)

    $tooltip.trigger('mouseenter')
  })

  QUnit.test('should wait 200ms before hiding the tooltip', function (assert) {
    assert.expect(3)
    var done = assert.async()

    var $tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ delay: { show: 0, hide: 150 } })

    setTimeout(function () {
      assert.ok($($tooltip.data('bs.tooltip').tip).is('.fade.show'), '1ms: tooltip faded active')

      $tooltip.trigger('mouseout')

      setTimeout(function () {
        assert.ok($($tooltip.data('bs.tooltip').tip).is('.fade.show'), '100ms: tooltip still faded active')
      }, 100)

      setTimeout(function () {
        assert.ok(!$($tooltip.data('bs.tooltip').tip).is('.show'), '200ms: tooltip removed')
        done()
      }, 200)

    }, 0)

    $tooltip.trigger('mouseenter')
  })

  QUnit.test('should correctly position tooltips on SVG elements', function (assert) {
    if (!window.SVGElement) {
      // Skip IE8 since it doesn't support SVG
      assert.expect(0)
      return
    }
    assert.expect(2)

    var done = assert.async()

    var styles = '<style>'
        + '.tooltip, .tooltip *, .tooltip *:before, .tooltip *:after { box-sizing: border-box; }'
        + '.tooltip { position: absolute; }'
        + '.tooltip .tooltip-inner { width: 24px; height: 24px; font-family: Helvetica; }'
        + '</style>'
    var $styles = $(styles).appendTo('head')

    $('#qunit-fixture').append(
        '<div style="position: fixed; top: 0; left: 0;">'
      + '  <svg width="200" height="200">'
      + '    <circle cx="100" cy="100" r="10" title="m" id="theCircle" />'
      + '  </svg>'
      + '</div>')
    var $circle = $('#theCircle')

    $circle
      .on('shown.bs.tooltip', function () {
        var offset = $('.tooltip').offset()
        $styles.remove()
        assert.ok(Math.abs(offset.left - 88) <= 1, 'tooltip has correct horizontal location')
        $circle.bootstrapTooltip('hide')
        assert.strictEqual($('.tooltip').length, 0, 'tooltip removed from dom')
        done()
      })
      .bootstrapTooltip({ placement: 'top', trigger: 'manual' })

    $circle.bootstrapTooltip('show')
  })

  QUnit.test('should not reload the tooltip on subsequent mouseenter events', function (assert) {
    assert.expect(1)
    var titleHtml = function () {
      var uid = Util.getUID('tooltip')
      return '<p id="tt-content">' + uid + '</p><p>' + uid + '</p><p>' + uid + '</p>'
    }

    var $tooltip = $('<span id="tt-outer" rel="tooltip" data-trigger="hover" data-placement="top">some text</span>')
      .appendTo('#qunit-fixture')

    $tooltip.bootstrapTooltip({
      html: true,
      animation: false,
      trigger: 'hover',
      delay: { show: 0, hide: 500 },
      container: $tooltip,
      title: titleHtml
    })

    $('#tt-outer').trigger('mouseenter')

    var currentUid = $('#tt-content').text()

    $('#tt-content').trigger('mouseenter')
    assert.strictEqual(currentUid, $('#tt-content').text())
  })

  QUnit.test('should not reload the tooltip if the mouse leaves and re-enters before hiding', function (assert) {
    assert.expect(4)

    var titleHtml = function () {
      var uid = Util.getUID('tooltip')
      return '<p id="tt-content">' + uid + '</p><p>' + uid + '</p><p>' + uid + '</p>'
    }

    var $tooltip = $('<span id="tt-outer" rel="tooltip" data-trigger="hover" data-placement="top">some text</span>')
      .appendTo('#qunit-fixture')

    $tooltip.bootstrapTooltip({
      html: true,
      animation: false,
      trigger: 'hover',
      delay: { show: 0, hide: 500 },
      title: titleHtml
    })

    var obj = $tooltip.data('bs.tooltip')

    $('#tt-outer').trigger('mouseenter')

    var currentUid = $('#tt-content').text()

    $('#tt-outer').trigger('mouseleave')
    assert.strictEqual(currentUid, $('#tt-content').text())

    assert.ok(obj._hoverState === 'out', 'the tooltip hoverState should be set to "out"')

    $('#tt-outer').trigger('mouseenter')
    assert.ok(obj._hoverState === 'show', 'the tooltip hoverState should be set to "show"')

    assert.strictEqual(currentUid, $('#tt-content').text())
  })

  QUnit.test('should correctly position tooltips on transformed elements', function (assert) {
    var styleProps = document.documentElement.style
    if (!('transform' in styleProps) && !('webkitTransform' in styleProps) && !('msTransform' in styleProps)) {
      assert.expect(0)
      return
    }
    assert.expect(2)

    var done = assert.async()

    var styles = '<style>'
        + '#qunit-fixture { top: 0; left: 0; }'
        + '.tooltip, .tooltip *, .tooltip *:before, .tooltip *:after { box-sizing: border-box; }'
        + '.tooltip { position: absolute; }'
        + '.tooltip .tooltip-inner { width: 24px; height: 24px; font-family: Helvetica; }'
        + '#target { position: absolute; top: 100px; left: 50px; width: 100px; height: 200px; -webkit-transform: rotate(270deg); -ms-transform: rotate(270deg); transform: rotate(270deg); }'
        + '</style>'
    var $styles = $(styles).appendTo('head')

    var $element = $('<div id="target" title="1"/>').appendTo('#qunit-fixture')

    $element
      .on('shown.bs.tooltip', function () {
        var offset = $('.tooltip').offset()
        $styles.remove()
        assert.ok(Math.abs(offset.left - 88) <= 1, 'tooltip has correct horizontal location')
        assert.ok(Math.abs(offset.top - 126) <= 1, 'tooltip has correct vertical location')
        $element.bootstrapTooltip('hide')
        done()
      })
      .bootstrapTooltip({
        trigger: 'manual'
      })

    $element.bootstrapTooltip('show')
  })

  QUnit.test('should do nothing when an attempt is made to hide an uninitialized tooltip', function (assert) {
    assert.expect(1)

    var $tooltip = $('<span data-toggle="tooltip" title="some tip">some text</span>')
      .appendTo('#qunit-fixture')
      .on('hidden.bs.tooltip shown.bs.tooltip', function () {
        assert.ok(false, 'should not fire any tooltip events')
      })
      .bootstrapTooltip('hide')
    assert.strictEqual($tooltip.data('bs.tooltip'), undefined, 'should not initialize the tooltip')
  })

  QUnit.test('should not remove tooltip if multiple triggers are set and one is still active', function (assert) {
    assert.expect(41)
    var $el = $('<button>Trigger</button>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ trigger: 'click hover focus', animation: false })
    var tooltip = $el.data('bs.tooltip')
    var $tooltip = $(tooltip.getTipElement())

    function showingTooltip() { return $tooltip.hasClass('show') || tooltip._hoverState === 'show' }

    var tests = [
        ['mouseenter', 'mouseleave'],

        ['focusin', 'focusout'],

        ['click', 'click'],

        ['mouseenter', 'focusin', 'focusout', 'mouseleave'],
        ['mouseenter', 'focusin', 'mouseleave', 'focusout'],

        ['focusin', 'mouseenter', 'mouseleave', 'focusout'],
        ['focusin', 'mouseenter', 'focusout', 'mouseleave'],

        ['click', 'focusin', 'mouseenter', 'focusout', 'mouseleave', 'click'],
        ['mouseenter', 'click', 'focusin', 'focusout', 'mouseleave', 'click'],
        ['mouseenter', 'focusin', 'click', 'click', 'mouseleave', 'focusout']
    ]

    assert.ok(!showingTooltip())

    $.each(tests, function (idx, triggers) {
      for (var i = 0, len = triggers.length; i < len; i++) {
        $el.trigger(triggers[i])
        assert.equal(i < len - 1, showingTooltip())
      }
    })
  })

  QUnit.test('should show on first trigger after hide', function (assert) {
    assert.expect(3)
    var $el = $('<a href="#" rel="tooltip" title="Test tooltip"/>')
      .appendTo('#qunit-fixture')
      .bootstrapTooltip({ trigger: 'click hover focus', animation: false })

    var tooltip = $el.data('bs.tooltip')
    var $tooltip = $(tooltip.getTipElement())

    function showingTooltip() { return $tooltip.hasClass('show') || tooltip._hoverState === 'show' }

    $el.trigger('click')
    assert.ok(showingTooltip(), 'tooltip is faded in')

    $el.bootstrapTooltip('hide')
    assert.ok(!showingTooltip(), 'tooltip was faded out')

    $el.trigger('click')
    assert.ok(showingTooltip(), 'tooltip is faded in again')
  })

})