bootstrap/js/tests/unit/tooltip.js

$(function () {

  module('tooltip')

  test('should provide no conflict', function () {
    var tooltip = $.fn.tooltip.noConflict()
    ok(!$.fn.tooltip, 'tooltip was set back to undefined (org value)')
    $.fn.tooltip = tooltip
  })

  test('should be defined on jquery object', function () {
    var div = $('<div></div>')
    ok(div.tooltip, 'popover method is defined')
  })

  test('should return element', function () {
    var div = $('<div></div>')
    ok(div.tooltip() == div, 'document.body returned')
  })

  test('should expose default settings', function () {
    ok(!!$.fn.tooltip.Constructor.DEFAULTS, 'defaults is defined')
  })

  test('should empty title attribute', function () {
    var tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"></a>').tooltip()
    ok(tooltip.attr('title') === '', 'title attribute was emptied')
  })

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

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

    ok($('.tooltip').is('.fade.bottom.in'), 'has correct classes applied')
    tooltip.tooltip('hide')
  })

  test('should allow html entities', function () {
    $.support.transition = false
    var tooltip = $('<a href="#" rel="tooltip" title="<b>@fat</b>"></a>')
      .appendTo('#qunit-fixture')
      .tooltip({html: true})
      .tooltip('show')

    ok($('.tooltip b').length, 'b tag was inserted')
    tooltip.tooltip('hide')
    ok(!$('.tooltip').length, 'tooltip removed')
  })

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

    ok($('.tooltip').hasClass('some-class'), 'custom class is present')
    tooltip.tooltip('hide')
    ok(!$('.tooltip').length, 'tooltip removed')
  })

  test('should fire show event', function () {
    stop()
    var tooltip = $('<div title="tooltip title"></div>')
      .on('show.bs.tooltip', function () {
        ok(true, 'show was called')
        start()
      })
      .tooltip('show')
  })

  test('should fire shown event', function () {
    stop()
    var tooltip = $('<div title="tooltip title"></div>')
      .on('shown.bs.tooltip', function () {
        ok(true, 'shown was called')
        start()
      })
      .tooltip('show')
  })

  test('should not fire shown event when default prevented', function () {
    stop()
    var tooltip = $('<div title="tooltip title"></div>')
      .on('show.bs.tooltip', function (e) {
        e.preventDefault()
        ok(true, 'show was called')
        start()
      })
      .on('shown.bs.tooltip', function () {
        ok(false, 'shown was called')
      })
      .tooltip('show')
  })

  test('should fire hide event', function () {
    stop()
    var tooltip = $('<div title="tooltip title"></div>')
      .on('shown.bs.tooltip', function () {
        $(this).tooltip('hide')
      })
      .on('hide.bs.tooltip', function () {
        ok(true, 'hide was called')
        start()
      })
      .tooltip('show')
  })

  test('should fire hidden event', function () {
    stop()
    var tooltip = $('<div title="tooltip title"></div>')
      .on('shown.bs.tooltip', function () {
        $(this).tooltip('hide')
      })
      .on('hidden.bs.tooltip', function () {
        ok(true, 'hidden was called')
        start()
      })
      .tooltip('show')
  })

  test('should not fire hidden event when default prevented', function () {
    stop()
    var tooltip = $('<div title="tooltip title"></div>')
      .on('shown.bs.tooltip', function () {
        $(this).tooltip('hide')
      })
      .on('hide.bs.tooltip', function (e) {
        e.preventDefault()
        ok(true, 'hide was called')
        start()
      })
      .on('hidden.bs.tooltip', function () {
        ok(false, 'hidden was called')
      })
      .tooltip('show')
  })

  test('should not show tooltip if leave event occurs before delay expires', function () {
    var tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"></a>')
      .appendTo('#qunit-fixture')
      .tooltip({ delay: 200 })

    stop()

    tooltip.trigger('mouseenter')

    setTimeout(function () {
      ok(!$('.tooltip').is('.fade.in'), 'tooltip is not faded in')
      tooltip.trigger('mouseout')
      setTimeout(function () {
        ok(!$('.tooltip').is('.fade.in'), 'tooltip is not faded in')
        start()
      }, 200)
    }, 100)
  })

  test('should not show tooltip if leave event occurs before delay expires, even if hide delay is 0', function () {
    var tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"></a>')
      .appendTo('#qunit-fixture')
      .tooltip({ delay: { show: 200, hide: 0} })

    stop()

    tooltip.trigger('mouseenter')

    setTimeout(function () {
      ok(!$('.tooltip').is('.fade.in'), 'tooltip is not faded in')
      tooltip.trigger('mouseout')
      setTimeout(function () {
        ok(!$('.tooltip').is('.fade.in'), 'tooltip is not faded in')
        start()
      }, 200)
    }, 100)
  })

  test('should wait 200 ms before hiding the tooltip', 3, function () {
    var tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"></a>')
      .appendTo('#qunit-fixture')
      .tooltip({ delay: { show: 0, hide: 200} })

    stop()

    tooltip.trigger('mouseenter')

    setTimeout(function () {
      ok($('.tooltip').is('.fade.in'), 'tooltip is faded in')
      tooltip.trigger('mouseout')
      setTimeout(function () {
        ok($('.tooltip').is('.fade.in'), '100ms:tooltip is still faded in')
        setTimeout(function () {
          ok(!$('.tooltip').is('.in'), 'tooltip removed')
          start()
        }, 150)
      }, 100)
    }, 1)
  })

  test('should not hide tooltip if leave event occurs, then tooltip is show immediately again', function () {
    var tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"></a>')
      .appendTo('#qunit-fixture')
      .tooltip({ delay: { show: 0, hide: 200} })

    stop()

    tooltip.trigger('mouseenter')

    setTimeout(function () {
      ok($('.tooltip').is('.fade.in'), 'tooltip is faded in')
      tooltip.trigger('mouseout')
      setTimeout(function () {
        ok($('.tooltip').is('.fade.in'), '100ms:tooltip is still faded in')
        tooltip.trigger('mouseenter')
        setTimeout(function () {
          ok($('.tooltip').is('.in'), 'tooltip removed')
          start()
        }, 150)
      }, 100)
    }, 1)
  })

  test('should not show tooltip if leave event occurs before delay expires', function () {
    var tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"></a>')
      .appendTo('#qunit-fixture')
      .tooltip({ delay: 100 })
    stop()
    tooltip.trigger('mouseenter')
    setTimeout(function () {
      ok(!$('.tooltip').is('.fade.in'), 'tooltip is not faded in')
      tooltip.trigger('mouseout')
      setTimeout(function () {
        ok(!$('.tooltip').is('.fade.in'), 'tooltip is not faded in')
        start()
      }, 100)
    }, 50)
  })

  test('should show tooltip if leave event hasn\'t occured before delay expires', function () {
    var tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"></a>')
      .appendTo('#qunit-fixture')
      .tooltip({ delay: 150 })
    stop()
    tooltip.trigger('mouseenter')
    setTimeout(function () {
      ok(!$('.tooltip').is('.fade.in'), 'tooltip is not faded in')
    }, 100)
    setTimeout(function () {
      ok($('.tooltip').is('.fade.in'), 'tooltip has faded in')
      start()
    }, 200)
  })

  test('should destroy tooltip', function () {
    var tooltip = $('<div/>').tooltip().on('click.foo', function () {})
    ok(tooltip.data('bs.tooltip'), 'tooltip has data')
    ok($._data(tooltip[0], 'events').mouseover && $._data(tooltip[0], 'events').mouseout, 'tooltip has hover event')
    ok($._data(tooltip[0], 'events').click[0].namespace == 'foo', 'tooltip has extra click.foo event')
    tooltip.tooltip('show')
    tooltip.tooltip('destroy')
    ok(!tooltip.hasClass('in'), 'tooltip is hidden')
    ok(!$._data(tooltip[0], 'bs.tooltip'), 'tooltip does not have data')
    ok($._data(tooltip[0], 'events').click[0].namespace == 'foo', 'tooltip still has click.foo')
    ok(!$._data(tooltip[0], 'events').mouseover && !$._data(tooltip[0], 'events').mouseout, 'tooltip does not have any events')
  })

  test('should show tooltip with delegate selector on click', function () {
    var div = $('<div><a href="#" rel="tooltip" title="Another tooltip"></a></div>')
    var tooltip = div.appendTo('#qunit-fixture')
                     .tooltip({ selector: 'a[rel=tooltip]', trigger: 'click' })
    div.find('a').trigger('click')
    ok($('.tooltip').is('.fade.in'), 'tooltip is faded in')
  })

  test('should show tooltip when toggle is called', function () {
    var tooltip = $('<a href="#" rel="tooltip" title="tooltip on toggle"></a>')
      .appendTo('#qunit-fixture')
      .tooltip({trigger: 'manual'})
      .tooltip('toggle')
    ok($('.tooltip').is('.fade.in'), 'tooltip should be toggled in')
  })

  test('should place tooltips inside the body', function () {
    var tooltip = $('<a href="#" rel="tooltip" title="Another tooltip"></a>')
      .appendTo('#qunit-fixture')
      .tooltip({container: 'body'})
      .tooltip('show')
    ok($('body > .tooltip').length, 'inside the body')
    ok(!$('#qunit-fixture > .tooltip').length, 'not found in parent')
    tooltip.tooltip('hide')
  })

  test('should place tooltip inside window', function () {
    var container = $('<div />').appendTo('body')
        .css({position: 'absolute', width: 200, height: 200, bottom: 0, left: 0}),
        tooltip = $('<a href="#" title="Very very very very very very very very long tooltip">Hover me</a>')
      .css({position: 'absolute', top: 0, left: 0})
      .appendTo(container)
      .tooltip({placement: 'top', animate: false})
      .tooltip('show')

    stop()

    setTimeout(function () {
      ok($('.tooltip').offset().left >= 0)

      start()
      container.remove()
    }, 100)
  })

  test('should place tooltip on top of element', function () {
    var container = $('<div />').appendTo('body')
          .css({position: 'absolute', bottom: 0, left: 0, textAlign: 'right', width: 300, height: 300}),
          p = $('<p style="margin-top:200px" />').appendTo(container),
          tooltiped = $('<a href="#" title="very very very very very very very long tooltip">Hover me</a>')
            .css({marginTop: 200})
            .appendTo(p)
            .tooltip({placement: 'top', animate: false})
            .tooltip('show')

    stop()

    setTimeout(function () {
      var tooltip = container.find('.tooltip')

      start()
      ok(Math.round(tooltip.offset().top + tooltip.outerHeight()) <= Math.round(tooltiped.offset().top))
      container.remove()
    }, 100)
  })

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

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

    // this is some dumb hack shit 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
    ok(topDiff <= 1 && topDiff >= -1)
    target.tooltip('hide')
  })

  test('tooltip title test #1', function () {
    var tooltip = $('<a href="#" rel="tooltip" title="Simple tooltip" style="display: inline-block; position: absolute; top: 0; left: 0;"></a>')
      .appendTo('#qunit-fixture')
      .tooltip({})
      .tooltip('show')
    equal($('.tooltip').children('.tooltip-inner').text(), 'Simple tooltip', 'title from title attribute is set')
    tooltip.tooltip('hide')
    ok(!$('.tooltip').length, 'tooltip removed')
  })

  test('tooltip title test #2', function () {
    var tooltip = $('<a href="#" rel="tooltip" title="Simple tooltip" style="display: inline-block; position: absolute; top: 0; left: 0;"></a>')
      .appendTo('#qunit-fixture')
      .tooltip({
        title: 'This is a tooltip with some content'
      })
      .tooltip('show')
    equal($('.tooltip').children('.tooltip-inner').text(), 'Simple tooltip', 'title is set from title attribute while prefered over title option')
    tooltip.tooltip('hide')
    ok(!$('.tooltip').length, 'tooltip removed')
  })

  test('tooltip title test #3', function () {
    var tooltip = $('<a href="#" rel="tooltip" style="display: inline-block; position: absolute; top: 0; left: 0;"></a>')
      .appendTo('#qunit-fixture')
      .tooltip({
        title: 'This is a tooltip with some content'
      })
      .tooltip('show')
    equal($('.tooltip').children('.tooltip-inner').text(), 'This is a tooltip with some content', 'title from title option is set')
    tooltip.tooltip('hide')
    ok(!$('.tooltip').length, 'tooltip removed')
  })

  test('tooltips should be placed dynamically, with the dynamic placement option', function () {
    $.support.transition = false
    var ttContainer = $('<div id="dynamic-tt-test"/>').css({
      height : 400,
      overflow : 'hidden',
      position : 'absolute',
      top : 0,
      left : 0,
      width : 600
    })
    .appendTo('body')

    var topTooltip = $('<div style="display: inline-block; position: absolute; left: 0; top: 0;" rel="tooltip" title="Top tooltip">Top Dynamic Tooltip</div>')
      .appendTo('#dynamic-tt-test')
      .tooltip({placement: 'auto'})
      .tooltip('show')

    ok($('.tooltip').is('.bottom'), 'top positioned tooltip is dynamically positioned bottom')

    topTooltip.tooltip('hide')

    var rightTooltip = $('<div style="display: inline-block; position: absolute; right: 0;" rel="tooltip" title="Right tooltip">Right Dynamic Tooltip</div>')
      .appendTo('#dynamic-tt-test')
      .tooltip({placement: 'right auto'})
      .tooltip('show')

    ok($('.tooltip').is('.left'), 'right positioned tooltip is dynamically positioned left')
    rightTooltip.tooltip('hide')

    var leftTooltip = $('<div style="display: inline-block; position: absolute; left: 0;" rel="tooltip" title="Left tooltip">Left Dynamic Tooltip</div>')
      .appendTo('#dynamic-tt-test')
      .tooltip({placement: 'auto left'})
      .tooltip('show')

    ok($('.tooltip').is('.right'), 'left positioned tooltip is dynamically positioned right')
    leftTooltip.tooltip('hide')

    ttContainer.remove()
  })

})