test/zepto.html

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
  <link rel="stylesheet" href="test.css">
  <title>Zepto DOM unit tests</title>
  <script src="../vendor/evidence.js"></script>
  <script src="evidence_runner.js"></script>
  <script src="../src/polyfill.js"></script>
  <script src="../src/zepto.js"></script>
  <script src="../src/event.js"></script>
  <!--<script src="../dist/zepto.min.js"></script>-->
  <style>
    #get_style_element {
      font-size: 48px;
      color: black;
    }
  </style>
</head>
<body>
  <h1>Zepto DOM unit tests</h1>
  <p id="results">
    Running… see browser console for results
  </p>
  <div id="fixtures">

  <div id="some_element"></div>
  <p>
    <span class="yay">yay</span>
    <span></span>
    <span class="nay" id="nay">nay</span>
  </p>

  <div id="toggle_element"></div>

  <div id="get_style_wrapper" style="font-size: 16px;">
    <div id="get_style_element">Derp</div>
  </div>

  <div class="replacewith">
    <div class="inner first">Hello</div>
    <div class="inner second">And</div>
    <div class="inner third">Goodbye</div>
  </div>

  <div id="attr_1" data-id="someId1" data-name="someName1"></div>
  <div id="attr_2" data-id="someId2" data-name="someName2"></div>
  <div id="attr_remove" data-name="boom"></div>
  <form><input id="attr_val" value="Hello World"></form>

  <div id="data_attr" data-blah="whatever" data-empty></div>

  <form id="attr_with_text_input">
    <input value="Default input">
    <input type="text" value="Text input">
    <input type="email" value="Email input">
    <input type="search" value="Search input">
  </form>

  <div class="htmltest" id="htmltest1"></div>
  <div class="htmltest" id="htmltest2"></div>
  <div id="htmltest3"></div>

  <div id="texttest1" class="texttest"><span>Here <strong>is</strong> some text</span></div>
  <div id="texttest2" class="texttest">And <em>some more</em></div>

  <div id="beforeafter_container"><div id="beforeafter"></div></div>
  <div id="appendtoprependto_container"><div id="appendtoprependto"></div></div>
  <div id="insertbeforeinsertafter_container"><div id="insertbeforeinsertafter"></div></div>

  <div id="empty_test">
    <div id="empty_1"></div>
    <div id="empty_2"></div>
    <div id="empty_3"></div>
    <span id="empty_4">test</span>
  </div>

  <p id="find1">
    <span class="findme">1</span>
    <span class="findme">2</span>
    <b>3<span class="findme">4</span></b>
    <span class="findme">5<span>6</span></span>
  </p>

  <p id="find2">
    <span>1</span>
    <span>2</span>
    <span>3<span>4</span></span>
    <span>5<span>6</span></span>
  </p>

  <div id="eachtest">
    <span></span><b></b><br>
  </div>

  <div style="position:absolute;width:100px;height:50px" id="offset">test</div>

  <ul id="parents">
    <li id="li1">
      <ul id="nested">
        <li id="li2">one</li>
        <li>two</li>
        <li>three</li>
      </ul>
      <ul>
        <li></li>
      </ul>
    </li>
  </ul>

  <ul id="childrenTest">
    <li class="child one"><a class="childOfOne" href="#">gchild1</a></li>
    <li class="child two"><a class="childOfTwo" href="#">gchild2</a></li>
    <li class="child three"><a class="childOfThree" href="#">gchild3</a></li>
    <li class="child four"><a class="childOfFour" href="#">gchild4</a></li>
  </ul>

   <ul id="siblingsTest">
    <li class="child one"><span class="b"></span><em></em><b></b></li>
    <li class="child two"><span class="c"></span><em></em><b></b></li>
    <li class="child three"><span class="d"></span><em></em><b></b></li>
    <li class="child four"><span class="e"></span></li>
  </ul>

  <ul id="notTest">
    <li class="child one"><span class="b"></span></li>
    <li class="child two"><span class="c"></span></li>
    <li class="child three"><span class="d" id="notTestExclude"></span></li>
    <li class="child four"><span class="e"></span></li>
  </ul>

  <div id="addTest">
    <span class="add_span"></span>
    <span class="add_span"></span>
    <span class="add_span"></span>
    <span class="add_span_exclude"></span>
    <div id="addTestDiv"></div>
  </div>

  <style>
    .hidden { display: none; }
    #show_hide_span1,
    #show_hide_span2 {
      display:block;
    }
    #show_hide_div1 {
      display:inline-block;
    }
  </style>

  <div id="show_hide_div1" style="display:none"></div>
  <div id="show_hide_div2" class="hidden"></div>
  <div id="show_hide_div3"></div>

  <span id="show_hide_span1" style="display:none"></span>
  <span id="show_hide_span2" class="hidden"></span>
  <span id="show_hide_span3"></span>

  <div class="filtertest" id="filtertest1"></div>
  <div class="filtertest" id="filtertest2"></div>

  <div id="delegate_test"><span class="first-level"><span class="second-level">hi</span></span></div>
  <div id="undelegate_test"><span class="first-level"><span class="second-level">hi</span></span></div>

  <div id="another_element"></div>

  <div id="namespace_test"></div>

  <input type="text" id="BooleanInput" required />

  <form id="some_form"></form>

  <div class="replace_test_div">test</div>

  <div id="wrap_test_div"><span>hi</span><span>hi</span></div>

  <div id="unwrap_test">
    <div class="unwrap_one"><b><span></span></b></div>
    <div class="unwrap_two"><b><span>1</span><span>2</span></b></div>
  </div>

  <div id="slice_test">
    <div class="slice1"></div>
    <div class="slice2"></div>
    <div class="slice3"></div>
  </div>

  <div id="eq_test">
    <div class="eq0"></div>
    <div class="eq1"></div>
    <div class="eq2"></div>
  </div>

  <div id="end_test">
    <div class="end_one"><b><span></span></b></div>
    <div class="end_two"><b><span>1</span><span>2</span></b></div>
  </div>

  <div id="andself_test">
    <div class="one"></div>
    <div class="two"></div>
    <div class="three"></div>
    <div class="four"></div>
  </div>

  <div id="index_test">
    <div class="index0"></div>
    <div class="index1"></div>
  </div>

  <div id="trigger_handler">
    <form method="get">
    </form>
  </div>

  </div><!-- fixtures -->

  <script>
  (function(){

    function click(el){
      var event = document.createEvent('MouseEvents');
      event.initMouseEvent('click', true, true, document.defaultView, 1, 0, 0, 0, 0, false, false, false, false, 0, null);
      el.dispatchEvent(event);
    }

    function mousedown(el){
      var event = document.createEvent('MouseEvents');
      event.initMouseEvent('mousedown', true, true, document.defaultView, 1, 0, 0, 0, 0, false, false, false, false, 0, null);
      el.dispatchEvent(event);
    }

    function outerHTML(node) {
      return node.outerHTML || (function(n) {
        var div = document.createElement('div');
        div.appendChild(n.cloneNode(true));
        var html = div.innerHTML;
        div = null;
        return html;
      })(node);
    }

    var globalVarSetFromReady = "";
    $(document).ready(function(){ globalVarSetFromReady = 'hi!' });

    var globalVarSetFromReady2 = "";
    $(function(){ globalVarSetFromReady2 = 'hi!' });

    Evidence.Assertions.assertSame = function(expected, actual, message) {
      var expectedKeyCount = 0, actualKeyCount = 0, key, passed = true;
      for (key in expected) expectedKeyCount++;
      for (key in actual) actualKeyCount++;

      if (expectedKeyCount == actualKeyCount)
        for (key in expected)
          passed &= expected[key] == actual[key];
      else
        passed = false;

      this._assertExpression(passed, message || 'Failed assertion.',
        'Expected %o to be the same as %o.', actual, expected);
    }

    Evidence.Assertions.assertLength = function(expected, object, message) {
      var actual = object.length;
      this._assertExpression(expected === actual, message || 'Failed assertion.',
        'Expected length %d, got %d.', expected, actual);
    }

    Evidence.Assertions.assertEqualCollection = function(expectedCollection, actualCollection, message) {
      var expected = expectedCollection.get(), actual = actualCollection.get(),
          passed = expected.length == actual.length;

      if (passed) for (var i=0; i<expected.length; i++) passed = expected[i] == actual[i];

      this._assertExpression(passed, message || 'Failed assertion.',
        'Expected %o, got %o.', expected, actual);
    }

    Evidence('ZeptoTest', {

      // test to see if we augment iOS 3.2 with String#trim()
      testTrim: function(t){
        t.assertEqual("blah", " blah ".trim());
      },

      testExtend: function(t){
        t.assertSame({}, $.extend({}));
        t.assertSame(
          {a: "b", c: "d", e: "f"},
          $.extend({a: "1", e: "f"}, {a: "b", c: "d"})
        );
        var obj = {};
        t.assertIdentical(obj, $.extend(obj, {a: 1}));
        t.assertEqual(1, obj.a);

        obj = {};
        t.assertIdentical(obj, $.extend(obj, {a: 1}, {b: 2}))
        t.assertEqual(2, obj.b);
      },

      testDollar: function(t){
        var expectedElement = document.getElementById('some_element');

        t.assertLength(1, $('#some_element'));
        t.assertEqual(expectedElement, $('#some_element').get(0));
        t.assertEqual(expectedElement, $(expectedElement).get(0));

        t.assertLength(4, $('p'));
        t.assertLength(1, $('p > span.yay'));
      },

      testDollarWithNil: function(t){
        t.assertLength(0, $(null));
        t.assertLength(0, $(undefined));
        t.assertLength(0, $(false));
        t.assertLength(0, $(''));
      },

      testSize: function(t){
        t.assertEqual(4, $('#find1 .findme').size());
      },

      testDollarWithMultipleInstances: function(t){
        var instance1 = $('#some_element'),
            instance2 = $('p');

        t.assertLength(1, instance1);
        t.assertLength(4, instance2);
        t.refuteIdentical(instance1.get(0), instance2.get(0));
      },

      testDollarWithArrays: function(t){
        var element = document.getElementById('some_element');

        var z1 = $([element]);
        t.assertLength(1, z1);
        t.assertEqual(element, z1.get(0));

        var z2 = $([element, null, undefined]);
        t.assertLength(1, z2);
        t.assertEqual(element, z2.get(0));

        var z3 = $([null, element, null]);
        t.assertLength(1, z3);
        t.assertEqual(element, z3.get(0));
      },

      testDollarWithContext: function(t){
        // Zepto object
        var zepto = $('p#find1, #find2');
        t.assertLength(11, $('span', zepto));

        // DOM Element
        var domElement = document.getElementById('find1');
        t.assertLength(4, $('span.findme', domElement));
      },

      testDollarWithDocument: function(t){
        var z = $(document);
        t.assertLength(1, z);
        t.assertEqual('', z.selector);
      },

      testDollarWithDocumentFragment: function(t){
        var documentFragment = $(document.createDocumentFragment());
        t.assertLength(1, documentFragment);
        t.assertEqual(Node.DOCUMENT_FRAGMENT_NODE, documentFragment.get(0).nodeType);
      },

      testDollarWithFragment: function(t){
        var fragment = $("<div>");
        t.assertLength(1, fragment);
        t.assertEqual("<div></div>", outerHTML(fragment.get(0)));
        t.assertEqual('', fragment.selector);

        fragment = $("<div>hello world</div>");
        t.assertLength(1, fragment);
        t.assertEqual("<div>hello world</div>", outerHTML(fragment.get(0)));
        t.assertEqual('', fragment.selector);

        fragment = $("<div>hello</div> <span>world</span>");
        t.assertLength(3, fragment);
        t.assertEqual("<div>hello</div>", outerHTML(fragment.get(0)));
        t.assertEqual(Node.TEXT_NODE, fragment.get(1).nodeType);
        t.assertEqual("<span>world</span>", outerHTML(fragment.get(2)));
        t.assertEqual('', fragment.selector);

        fragment = $("<div>\nhello</div> \n<span>world</span>");
        t.assertLength(3, fragment);
        t.assertEqual("<div>\nhello</div>", outerHTML(fragment.get(0)));
        t.assertEqual(Node.TEXT_NODE, fragment.get(1).nodeType);
        t.assertEqual("<span>world</span>", outerHTML(fragment.get(2)));
        t.assertEqual('', fragment.selector);

        fragment = $("<div>hello</div> ");
        t.assertLength(1, fragment);
      },

      testDollarWithTextNode: function(t){
        var textNode = $(document.createTextNode('hi there'));
        t.assertLength(1, textNode);
        t.assertEqual(Node.TEXT_NODE, textNode.get(0).nodeType);
      },

      testNodeCreationViaDollar: function (t) {
        t.assertEqual('<div></div>', outerHTML($('<div></div>').get(0)));
        t.assertEqual('<div></div>', outerHTML($('<div/>').get(0)));
        t.assertEqual('<div><div></div></div>', outerHTML($('<div><div></div></div>').get(0)));
        t.assertEqual('<div><div></div></div>', outerHTML($('<div><div/></div>').get(0)));
        t.assertEqual('<div><div></div><div></div></div>', outerHTML($('<div><div></div><div></div></div>').get(0)));
      },

      testCreateTableCell: function(t) {
        t.assertEqual('TD', $('<td></td>').pluck('nodeName').join(','));
      },

      testCreateTableHeaderCell: function(t) {
        t.assertEqual('TH', $('<th></th>').pluck('nodeName').join(','));
      },

      testCreateTableRow: function(t) {
        t.assertEqual('TR', $('<tr></tr>').pluck('nodeName').join(','));
      },

      testCreateTableHeader: function(t) {
        t.assertEqual('THEAD', $('<thead></thead>').pluck('nodeName').join(','));
      },

      testCreateTableBody: function(t) {
        t.assertEqual('TBODY', $('<tbody></tbody>').pluck('nodeName').join(','));
      },

      testCreateTableFooter: function(t) {
        t.assertEqual('TFOOT', $('<tfoot></tfoot>').pluck('nodeName').join(','));
      },

      testReady: function(t){
        t.assertEqual('hi!', globalVarSetFromReady);
        t.assertEqual('hi!', globalVarSetFromReady2);
      },

      testNext: function(t){
        t.assertEqual('P', $('#some_element').next().get(0).tagName);
        t.assertEqual('DIV', $('p').next().get(0).tagName);
      },

      testPrev: function(t){
        t.assertEqual('H1', $('p').prev().get(0).tagName);
        t.assertEqual('DIV', $('ul').prev().get(0).tagName);
      },

      testEach: function(t){
        var index, tagnames = [];
        $('#eachtest > *').each(function(idx, el){
          index = idx;
          t.assertIdentical(el, this);
          tagnames.push(el.tagName.toUpperCase());
        });
        t.assertEqual('SPAN, B, BR', tagnames.join(', '));
        t.assertEqual(2, index);
      },

      testMap: function(t){
        var results = $('#eachtest > *').map(function(idx, el) {
          t.assertIdentical(el, this);
          return idx + ':' + this.nodeName.toUpperCase();
        });
        t.assertEqual('0:SPAN, 1:B, 2:BR', results.join(', '));
      },

      testDollarMap: function(t){
        var fruits = ['apples', 'oranges', 'pineapple', 'peach', ['grape', 'melon']];
        var results = $.map(fruits, function(item, i) {
          if (item instanceof Array) return item;
          else if (!/apple/.test(item)) return i + ':' + item;
        })
        t.assertEqual('1:oranges,3:peach,grape,melon', results.join(','));
      },

      testDollarMapObject: function(t){
        var fruit = { name: 'banana', taste: 'sweet' };
        var results = $.map(fruit, function(value, key) {
          return key + '=' + value;
        })
        t.assertEqual('name=banana,taste=sweet', results.sort().join(','));
      },

      testDollarEach: function(t){
        var array = ['a','b','c'], object = { a: 1, b: 2, c: 3 }, result;

        result = [];
        $.each(array, function(idx, val){
          result.push(idx);
          result.push(val);
        });
        t.assertEqual('0a1b2c', result.join(''));

        result = [];
        $.each(object, function(key, val){
          result.push(key);
          result.push(val);
        });
        t.assertEqual('a1b2c3', result.join(''));

        result = [];
        $.each(array, function(idx, val){
          result.push(idx);
          result.push(val);
          return idx<1;
        });
        t.assertEqual('0a1b', result.join(''));

        t.assertEqual('abc', $.each(array, function(){}).join(''));
      },

      testEq: function(t){
        var $els = $('#eq_test div');
        t.assertLength(1, $els.eq(0));
        t.assertLength(1, $els.eq(-1));
        t.assertEqual($els.eq(-1)[0].className, 'eq2');
        t.assertUndefined($els.eq(-1).tagName);

        t.assertLength(0, $('nonexistent').eq(0));
      },

      testFirst: function(t){
        var zepto = $('h1,p');
        t.assertLength(5, zepto);

        var zepto2 = zepto.first();
        t.refuteIdentical(zepto, zepto2);
        t.assertLength(5, zepto);

        t.assertLength(1, zepto2);
        t.assertEqual('H1', zepto2.get(0).tagName);

        t.assertLength(0, $('nonexistent').first());
      },

      testLast: function(t){
        var zepto = $('h1,p');
        t.assertLength(5, zepto);

        var zepto2 = zepto.last();
        t.refuteIdentical(zepto, zepto2);
        t.assertLength(5, zepto);

        t.assertLength(1, zepto2);
        t.assertEqual('P', zepto2.get(0).tagName);

        t.assertLength(0, $('nonexistent').last());
      },

      testPluck: function(t){
        t.assertEqual('H1DIVDIV', $('h1,div.htmltest').pluck('tagName').join(''));
      },

      // for now, we brute-force "display:block" for show/hide
      // need to change that to work better with inline elements in the future

      testShow: function(t){
        $('#show_hide_div1').show();
        t.assertEqual('inline-block', getComputedStyle($('#show_hide_div1').get(0)).display);

        $('#show_hide_div2').show();
        t.assertEqual('block', getComputedStyle($('#show_hide_div2').get(0)).display);

        $('#show_hide_div3').show();
        t.assertEqual('block', getComputedStyle($('#show_hide_div3').get(0)).display);

        $('#show_hide_span1').show();
        t.assertEqual('block', getComputedStyle($('#show_hide_span1').get(0)).display);

        $('#show_hide_span2').show();
        t.assertEqual('block', getComputedStyle($('#show_hide_span2').get(0)).display);

        $('#show_hide_span3').show();
        t.assertEqual('inline', getComputedStyle($('#show_hide_span3').get(0)).display);
      },

      testHide: function(t){
        $('#show_hide_div1').hide();
        t.assertEqual('none', $('#show_hide_div1').get(0).style.display);

        $('#show_hide_div2').hide();
        t.assertEqual('none', $('#show_hide_div2').get(0).style.display);

        $('#show_hide_div3').hide();
        t.assertEqual('none', $('#show_hide_div3').get(0).style.display);

        $('#show_hide_span1').hide();
        t.assertEqual('none', $('#show_hide_span1').get(0).style.display);

        $('#show_hide_span2').hide();
        t.assertEqual('none', $('#show_hide_span2').get(0).style.display);

        $('#show_hide_span3').hide();
        t.assertEqual('none', $('#show_hide_span3').get(0).style.display);
      },

      testToggle: function(t){
        $('#show_hide_div1').hide();
        t.assertEqual('none', $('#show_hide_div1').get(0).style.display);

        $('#show_hide_div1').toggle();
        t.assertEqual('', $('#show_hide_div1').get(0).style.display);

        $('#show_hide_div1').toggle();
        t.assertEqual('none', $('#show_hide_div1').get(0).style.display);

        $('#show_hide_div1').toggle(true);
        t.assertEqual('', $('#show_hide_div1').get(0).style.display);

        $('#show_hide_div1').toggle(true);
        t.assertEqual('', $('#show_hide_div1').get(0).style.display);

        $('#show_hide_div1').toggle(false);
        t.assertEqual('none', $('#show_hide_div1').get(0).style.display);

        $('#show_hide_div1').toggle(false);
        t.assertEqual('none', $('#show_hide_div1').get(0).style.display);
      },

      testOffset: function(t){
        // TODO
        t.assertNull($('#doesnotexist').offset());
      },

      testWidth: function(t){
        t.assertNull($('#doesnotexist').width());

        t.assertEqual(100, $('#offset').width());
        $('#offset').width('90px');
        t.assertEqual(90, $('#offset').width());
      },

      testHeight: function(t){
        t.assertNull($('#doesnotexist').height());

        t.assertEqual(50, $('#offset').height());
        $('#offset').height('60px');
        t.assertEqual(60, $('#offset').height());
      },

      testClosest: function(t){
        var el = $('#li2');
        t.assertEqualCollection(el, el.closest('li'));
        t.assertEqualCollection($('#nested'), el.closest('ul'));
        // with context
        t.assertEqualCollection($('#nested'), el.closest('ul', $('#li1').get(0)));
        t.assertLength(0, el.closest('#parents', $('#li1').get(0)));
        // no ancestor matched
        t.assertLength(0, el.closest('form'));
      },

      testParents: function(t){
        var body = document.body, html = body.parentNode, container = $('#parents'),
          wrapper = $('#fixtures').get(0);
        t.assertEqualCollection($([wrapper, body, html]), container.parents());

        var expected = $('#li1 > ul').get();
        expected.push($('#li1').get(0));
        expected.push(container.get(0));
        expected = expected.concat([wrapper, body, html]);
        t.assertEqualCollection($(expected), $('#li1').find('li').parents());

        expected = [$('#nested').get(0), $('#parents').get(0)];
        t.assertEqualCollection($(expected), $('#li2').parents('ul'));
      },

      testParent: function(t){
        var el = $('#li1');
        t.assertEqualCollection($('#parents'), el.parent());
        t.assertEqualCollection($('#li1 > ul'), el.find('li').parent());
        t.assertLength(0, $(document.createElement('div')).parent());
      },

      testChildren: function(t){
        var el=$("#childrenTest"), lis=$("li.child",el);

        //basic form
        t.assertEqualCollection(lis, el.children());
        //filtered by selector
        t.assertEqualCollection(lis.filter(".two"), el.children(".two"));
        //across multiple parents
        t.assertEqualCollection(el.find("li a"), lis.children("a"));
        //chainabilty
        t.assertEqual(el.find("li a.childOfTwo").text(), lis.children(".childOfTwo").text());
        //non-existent children
        t.assertLength(0,lis.children(".childOfTwo").children());
      },

      testSiblings: function(t){
        var el=$("#siblingsTest");

        //basic form
        t.assertEqualCollection($("li.one,li.three,li.four",el), $("li.two",el).siblings());
        //filtered by selector
        t.assertEqualCollection($("li.three",el), $("li.two",el).siblings(".three"));
        //across multiple parents
        t.assertEqualCollection(el.find("li b"), $("li em",el).siblings("b"));
        t.assertLength(6,$("li span",el).siblings());
        //non-existent siblings
        t.assertLength(0,$("li span.e",el).siblings());
      },

      testNot: function(t){
        var el=$("#notTest");

        //selector form
        t.assertEqualCollection($("li.one,li.three,li.four",el), $("li",el).not(".two"));
        //element or NodeList form
        t.assertEqualCollection($("span.b,span.c,span.e",el), $("span",el).not(document.getElementById("notTestExclude")));
        t.assertEqualCollection($("li",el), $("li, span",el).not(document.getElementsByTagName("span")));
        //function form
        t.assertEqualCollection($("span.b,span.c",el),$("span",el).not(function(i){
          var $this=$(this);
          $this.html(i);
          return ($this.hasClass("d") || $this.hasClass("e")) ? true : false;
        }));
        //test the index was passed in properly in previous test
        t.assertEqual("0",$("span.b",el).text());
        t.assertEqual("1",$("span.c",el).text());
      },

      testReplaceWith: function(t) {
        $('div.first').replaceWith('<h2 id="replace_test">New heading</h2>');
        t.assertUndefined($('div.first').get(0));
        t.assert(document.getElementById("replace_test").nodeType);
        t.assertEqual($('.replacewith h2#replace_test').get(0), document.getElementById("replace_test"));

        $('#replace_test').replaceWith($('.replace_test_div'));
        t.assertUndefined($('#replace_test').get(0));
        t.assert(document.getElementsByClassName("replace_test_div")[0].nodeType);
        t.assertEqual($('.replacewith h2#replace_test').get(0), document.getElementsByClassName("replace_test")[0]);

        //Multiple elements
        $('.replacewith .replace_test_div').replaceWith('<div class="inner first">hi</div><div class="inner fourth">hello</div>');
        t.assertLength(4,$('.replacewith div'));
        t.assertEqual("inner first", $('.replacewith div')[0].className);
        t.assertEqual("inner fourth", $('.replacewith div')[1].className);
      },

      testWrap: function(t) {
        t.assert(document.getElementById("wrap_test_div").nodeType);

        $('#wrap_test_div span').wrapAll('<div id="wrap_test" />');
        t.assert(document.getElementById("wrap_test").nodeType);
        t.assertEqual($("#wrap_test").children().length, 2);

       	$('#wrap_test_div span').wrap('<div class="wrap_test" />');
        t.assert(document.getElementsByClassName("wrap_test")[0].nodeType);
        t.assertEqual($('#wrap_test_div span').length, $('.wrap_test').length);
      },

      testUnwrap: function(t){
        var context=$("#unwrap_test");

        //Element With no siblings
        $(".unwrap_one span",context).unwrap();
        t.assertLength(1,$("b",context));

        //Element with siblings
        $(".unwrap_two span",context).unwrap();
        t.assertLength(0,$("b",context));
        //make sure siblings are unaffected
        t.assertLength(3,$("span",context));
        //make sure parents are what they should be
        t.assertEqual($("span",context).parent().get(0), document.getElementsByClassName("unwrap_one")[0]);
      },

      testFind: function(t){
        var found = $('p#find1').find('span.findme');
        t.assertLength(4, found);
        t.assertEqual('1', found.get(0).innerHTML);
        t.assertEqual('2', found.get(1).innerHTML);
        t.assertEqual('4', found.get(2).innerHTML);
        t.assertEqual('5<span>6</span>', found.get(3).innerHTML);

        var found = $('p#find1, #find2').find('span');
        t.assertLength(11, found);
      },

      testFilter: function(t){
        var found = $('div');
        t.assertLength(2, found.filter('.filtertest'));
        t.assertLength(0, found.filter('.doesnotexist'));
        t.assertLength(1, found.filter('.filtertest').filter(':nth-child(2n)'));

        var withoutParent = $(document.createElement('div'));
        t.assert(!withoutParent.is('div'));
      },

      testAdd: function(t){
        var lis=$("li"),spans=$("span"),
        together=lis.add("span"),
        duplicates=spans.add("span"),
        disconnected=$("<div></div>").add("<span></span>"),
        mainContext=$("#addTest");

        //uniquness of collection
        t.assertLength(spans.length, duplicates);

        //selector only
        t.assertLength((lis.length + spans.length), together);

        //selector with context
        t.assertEqualCollection($("span",mainContext), $(".add_span").add(".add_span_exclude",mainContext));

        //DOM Element + Chaining test
        t.assertEqualCollection(mainContext.children(), $(".add_span").add(".add_span_exclude").add(document.getElementById("addTestDiv")));

        //Disconnected
        t.assert(!disconnected.get(0).parentNode);

        $("#addTestDiv").append(disconnected);
        t.assertEqual('<div></div><span></span>', document.getElementById("addTestDiv").innerHTML);
      },

      testIs: function(t){
        t.assert($('#find1').is('p'));
        t.assert($('#li2').is(':first-child'));
        t.assert(!$('#find1').is('doesnotexist'));
        t.assert(!$('#find1').is());

        t.assert($('#fixtures div').is('#some_element'));
        t.assert(!$('#doesnotexist').is('p'));

        t.assert(!$(window).is('p'));
      },

      testCSS: function(t){
        var el = $('#some_element').get(0);

        $('#some_element').css('color', '#f00');
        $('#some_element').css('margin-top', '10px');
        $('#some_element').css('marginBottom', '5px');
        $('#some_element').css('left', 42);
        $('#some_element').css('z-index', 10);
        $('#some_element').css('fontWeight', 300);
        $('#some_element').css('border', '1px solid rgba(255,0,0,1)');
        t.assertEqual('rgb(255, 0, 0)', el.style.color);
        t.assertEqual('rgb(255, 0, 0)', el.style.borderLeftColor);
        t.assertEqual('1px', el.style.borderLeftWidth);
        t.assertEqual('10px', el.style.marginTop);
        t.assertEqual('5px', el.style.marginBottom);
        t.assertEqual('42px', el.style.left);
        t.assertEqual(300, el.style.fontWeight);
        t.assertEqual(10, el.style.zIndex);

        var style1 = $('#some_element').css('color');
        var style2 = $('#some_element').css('border');
        t.assertEqual('rgb(255, 0, 0)', style1);
        t.assertEqual('1px solid rgb(255, 0, 0)', style2);

        $('#some_element').css({
          'border': '2px solid #000',
          'color': 'rgb(0,255,0)',
          'padding-left': '2px'
        });

        t.assertEqual('2px', $('#some_element').css('borderLeftWidth'));
        t.assertEqual('solid', $('#some_element').css('borderLeftStyle'));
        t.assertEqual('rgb(0, 0, 0)', $('#some_element').css('borderLeftColor'));
        t.assertEqual('rgb(0, 255, 0)', $('#some_element').css('color'));
        t.assertEqual('2px', $('#some_element').css('paddingLeft'));

        t.assertEqual('2px', $('#some_element').css('border-left-width'));
        t.assertEqual('solid', $('#some_element').css('border-left-style'));
        t.assertEqual('rgb(0, 0, 0)', $('#some_element').css('border-left-color'));
        t.assertEqual('rgb(0, 255, 0)', $('#some_element').css('color'));
        t.assertEqual('2px', $('#some_element').css('padding-left'));

        var div = $('#get_style_element');
        t.assertEqual('48px', div.css('font-size'));
        t.assertEqual('rgb(0, 0, 0)', div.css('color'));
      },

      testCSSOnNonExistElm: function (t) {
        var errorWasRaised = false;
        try {
          var color = $('.some-non-exist-elm').css('color');
        } catch (e) {
          errorWasRaised = true;
        }
        t.assert(!errorWasRaised);
      },

      testHtml: function(t){
        var div = $('div.htmltest');
        div.html('yowza');

        t.assertEqual('yowza', document.getElementById('htmltest1').innerHTML);
        t.assertEqual('yowza', document.getElementById('htmltest2').innerHTML);

        t.assertEqual('yowza', $('div.htmltest').html());

        div.html('');
        t.assertEqual('', document.getElementById('htmltest2').innerHTML);

        t.assertEqual("", $('#htmltest3').html());

        t.assertNull($('doesnotexist').html());

        div.html('yowza');
        div.html(function(idx, html){
          return html.toUpperCase();
        });
        t.assertEqual('YOWZA', div.html());

        div.html('<u>a</u><u>b</u><u>c</u>');

        $('u').html(function(idx,html){
          return idx+html;
        });
        t.assertEqual('<u>0a</u><u>1b</u><u>2c</u>', div.html());
      },

      testText: function(t){
        t.assertEqual('Here is some text', $('div.texttest').text());
        t.assertEqual('And some more', $('#texttest2').text());

        $('div.texttest').text("Let's set it");
        t.assertEqual("Let's set it", $('#texttest1').text());
        t.assertEqual("Let's set it", $('#texttest2').text());

        $('#texttest2').text('');
        t.assertEqual("Let's set it", $('div.texttest').text());
        t.assertEqual('', $('#texttest2').text());
      },

      testEmpty: function(t) {
        $('#empty_test').empty();

        t.assertEqual(document.getElementById('empty_1'), null);
        t.assertEqual(document.getElementById('empty_2'), null);
        t.assertEqual(document.getElementById('empty_3'), null);
        t.assertEqual(document.getElementById('empty_4'), null);
      },

      testAttr: function(t){
        var els = $('#attr_1, #attr_2');

        t.assertEqual('someId1', els.attr("data-id"));
        t.assertEqual('someName1', els.attr("data-name"));

        els.attr("data-id","someOtherId");
        els.attr("data-name","someOtherName");

        t.assertEqual('someOtherId', els.attr("data-id"));
        t.assertEqual('someOtherName', els.attr("data-name"));
        t.assertEqual('someOtherId', $('#attr_2').attr('data-id'));

        t.assertNull(els.attr("nonExistentAttribute"));

        els.attr("data-id", false);
        t.assertEqual("false", els.attr("data-id"));

        els.attr("data-id", 0);
        t.assertEqual("0", els.attr("data-id"));

        t.assertUndefined($('doesnotexist').attr('yo'));

        els.attr({ 'data-id': 'id', 'data-name': 'name' });
        t.assertEqual('id', els.attr("data-id"));
        t.assertEqual('name', els.attr("data-name"));
        t.assertEqual('id', $('#attr_2').attr('data-id'));

        els.attr('data-id', function(idx,oldvalue){
          return idx+oldvalue;
        });
        t.assertEqual('0id', els.attr('data-id'));
        t.assertEqual('1id', $('#attr_2').attr('data-id'));
      },

      testAttrEmpty: function(t){
        var el = $('#data_attr')
        t.assertIdentical('', el.attr('data-empty'));
      },

      testAttrOnTextInputField: function(t) {
        var inputs = $('#attr_with_text_input input'), values;

        values = inputs.map(function(){ return $(this).attr('value') });
        t.assertEqual('Default input, Text input, Email input, Search input', values.join(', '));

        inputs.val(function(i, value){ return value.replace('input', 'changed') });

        values = inputs.map(function(){ return $(this).attr('value') });
        t.assertEqual('Default changed, Text changed, Email changed, Search changed', values.join(', '));
      },

      testRemoveAttr: function(t) {
        var el = $('#attr_remove');
        t.assertEqual('boom', el.attr('data-name'));
        el.removeAttr('data-name');
        t.assertNull(el.attr('data-name'));
      },

      testData: function(t) {
        var els = $('#data_attr');
        els.data('fun', 'hello');
        t.assertEqual('hello', els.attr('data-fun'));

        t.assertEqual('hello', els.data('fun'));
        t.assertEqual('whatever', els.data('blah'));
      },

      testVal: function(t) {
        var input = $('#attr_val');

        t.assertEqual('Hello World', input.val());

        input.val('');
        t.assertEqual('', input.val());

        input.get(0).value = 'Hello again';
        t.assertEqual('Hello again', input.val());

        input.val(function(i, val){ return val.replace('Hello', 'Bye') });
        t.assertEqual('Bye again', input.val());
      },

      testChaining: function(t){
        t.assert(document.getElementById('nay').innerHTML == "nay");
        $('span.nay').css('color', 'red').html('test');
        t.assert(document.getElementById('nay').innerHTML == "test");
      },

      testCachingForLater: function(t){
        var one = $('div');
        var two = $('span');

        t.assert(one.get(0) !== two.get(0));
      },

      testPlugins: function(t){
        var el = $('#some_element').get(0);

        $.fn.plugin = function(){
          return this.each(function(){ this.innerHTML = 'plugin!' });
        };
        $('#some_element').plugin();
        t.assertEqual('plugin!', el.innerHTML);

        // test if existing Zepto objects receive new plugins
        $.fn.anotherplugin = function(){
          return this.each(function(){ this.innerHTML = 'anotherplugin!' });
        }
        t.assert(typeof $('#some_element').anotherplugin == 'function');
        $('#some_element').anotherplugin();
        t.assertEqual('anotherplugin!', el.innerHTML);
      },

      testAppendPrependBeforeAfter: function(t){
        $('#beforeafter').append('append');
        $('#beforeafter').prepend('prepend');
        $('#beforeafter').before('before');
        $('#beforeafter').after('after');

        t.assertEqual('before<div id="beforeafter">prependappend</div>after', $('#beforeafter_container').html());

        $('#beforeafter_container').html('<div id="beforeafter"></div>');

        function div(contents){
          var el = document.createElement('div');
          el.innerHTML = contents;
          return el;
        }

        $('#beforeafter').append(div('append'));
        $('#beforeafter').prepend(div('prepend'));
        $('#beforeafter').before(div('before'));
        $('#beforeafter').after(div('after'));

        t.assertEqual(
          '<div>before</div><div id="beforeafter"><div>prepend</div>'+
          '<div>append</div></div><div>after</div>',
          $('#beforeafter_container').html()
        );

        //testing with Zepto object as parameter
        $('#beforeafter_container').html('<div id="beforeafter"></div>');

        $('#beforeafter').append($(div('append')));
        $('#beforeafter').prepend($(div('prepend')));
        $('#beforeafter').before($(div('before')));
        $('#beforeafter').after($(div('after')));

        t.assertEqual(
          '<div>before</div><div id="beforeafter"><div>prepend</div>'+
          '<div>append</div></div><div>after</div>',
          $('#beforeafter_container').html()
        );

        //testing with a zepto object of more than one element as parameter
        $(document.body).append('<div class="append">append1</div><div class="append">append2</div>');
        $(document.body).append('<div class="prepend">prepend1</div><div class="prepend">prepend2</div>');
        $(document.body).append('<div class="before">before1</div><div class="before">before2</div>');
        $(document.body).append('<div class="after">after1</div><div class="after">after2</div>');

        $('#beforeafter_container').html('<div id="beforeafter"></div>');

        $('#beforeafter').append($('.append'));
        $('#beforeafter').prepend($('.prepend'));
        $('#beforeafter').before($('.before'));
        $('#beforeafter').after($('.after'));

        t.assertEqual(
          '<div class="before">before1</div><div class="before">before2</div><div id="beforeafter"><div class="prepend">prepend1</div><div class="prepend">prepend2</div>'+
          '<div class="append">append1</div><div class="append">append2</div></div><div class="after">after1</div><div class="after">after2</div>',
          $('#beforeafter_container').html()
        );

        //

        var helloWorlds = [], appendContainer1 = $('<div> <div>Hello</div> <div>Hello</div> </div>'),
            helloDivs = appendContainer1.find('div');

        helloDivs.append(' world!');
        helloDivs.each(function() { helloWorlds.push($(this).text()) })
        t.assertEqual('Hello world!,Hello world!', helloWorlds.join(','));

        //

        var spans = [], appendContainer2 = $('<div> <div></div> <div></div> </div>'),
            appendDivs = appendContainer2.find('div');

        appendDivs.append($('<span>Test</span>'));
        appendDivs.each(function() { spans.push($(this).html()) })
        t.assertEqual('<span>Test</span>,<span>Test</span>', spans.join(','));
      },

      testAppendToPrependTo: function(t){
        //testing with Zepto object
        function div(contents){
          var el = document.createElement('div');
          el.innerHTML = contents;
          return el;
        }

        var ap = $(div('appendto'));
        var pr = $(div('prependto'));

        var ap2 = ap.appendTo($('#appendtoprependto'));
        var pr2 = pr.prependTo($('#appendtoprependto'));

        // Test the object returned is correct for method chaining
        t.assertSame(ap, ap2);
        t.assertSame(pr, pr2);

        t.assertEqual(
          '<div id="appendtoprependto"><div>prependto</div>'+
          '<div>appendto</div></div>',
          $('#appendtoprependto_container').html()
        );

        //testing with a zepto object of more than one element as parameter
        $(document.body).append('<div class="appendto">appendto1</div><div class="appendto">appendto2</div>');
        $(document.body).append('<div class="prependto">prependto1</div><div class="prependto">prependto2</div>');

        $('#appendtoprependto_container').html('<div id="appendtoprependto"></div>');

        $('.appendto').appendTo($('#appendtoprependto'));
        $('.prependto').prependTo($('#appendtoprependto'));

        t.assertEqual(
          '<div id="appendtoprependto"><div class="prependto">prependto1</div><div class="prependto">prependto2</div><div class="appendto">appendto1</div><div class="appendto">appendto2</div></div>',
          $('#appendtoprependto_container').html()
        );

        //testing with a selector as parameter
        $('#appendtoprependto_container').html('<div id="appendtoprependto"></div>');
        ap.appendTo('#appendtoprependto');
        pr.prependTo('#appendtoprependto');
        t.assertEqual(
          '<div id="appendtoprependto"><div>prependto</div>'+
          '<div>appendto</div></div>',
          $('#appendtoprependto_container').html()
        );
      },

      testInsertBeforeInsertAfter: function(t){
        //testing with Zepto object
        function div(contents){
          var el = document.createElement('div');
          el.innerHTML = contents;
          return el;
        }

        var ib = $(div('insertbefore'));
        var ia = $(div('insertafter'));

        var ibia = $('#insertbeforeinsertafter');
        var ib2 = ib.insertBefore(ibia);
        var ia2 = ia.insertAfter(ibia);

        // Test the object returned is correct for method chaining
        t.assertEqual(
          '<div>insertbefore</div><div id="insertbeforeinsertafter">'+
          '</div><div>insertafter</div>',
          $('#insertbeforeinsertafter_container').html()
        );

        //testing with a zepto object of more than one element as parameter
        $(document.body).append('<div class="insertbefore">insertbefore1</div><div class="insertbefore">insertbefore2</div>');
        $(document.body).append('<div class="insertafter">insertafter1</div><div class="insertafter">insertafter2</div>');

        $('#insertbeforeinsertafter_container').html('<div id="insertbeforeinsertafter"></div>');

        $('.insertbefore').insertBefore($('#insertbeforeinsertafter'));
        $('.insertafter').insertAfter($('#insertbeforeinsertafter'));

        t.assertEqual(
          '<div class="insertbefore">insertbefore1</div><div class="insertbefore">insertbefore2</div>'+
          '<div id="insertbeforeinsertafter"></div><div class="insertafter">insertafter1</div>'+
          '<div class="insertafter">insertafter2</div>',
          $('#insertbeforeinsertafter_container').html()
        );

        //testing with a selector as parameter
        $('#insertbeforeinsertafter_container').html('<div id="insertbeforeinsertafter"></div>');

        ib.insertBefore('#insertbeforeinsertafter');
        ia.insertAfter('#insertbeforeinsertafter');

        t.assertEqual(
          '<div>insertbefore</div><div id="insertbeforeinsertafter">'+
          '</div><div>insertafter</div>',
          $('#insertbeforeinsertafter_container').html()
        );
      },

      testAppendEval: function (t) {
        try {
          window.someGlobalVariable = false;
          $('<' + 'script>window.someGlobalVariable = true;</script' + '>').appendTo('body');
          t.assert(window.someGlobalVariable);

          window.someGlobalVariable = false;
          $('<' + 'script>this.someGlobalVariable = true;</script' + '>').appendTo('body');
          t.assert(window.someGlobalVariable);
        } finally {
          delete window.someGlobalVariable;
        }
      },

      testHtmlEval: function (t) {
        try {
          window.someGlobalVariable = false;
          $('<div></div>').appendTo('body')
            .html('<' + 'script>window.someGlobalVariable = true;</script' + '>');
          t.assert(window.someGlobalVariable);
        } finally {
          delete window.someGlobalVariable;
        }
      },

      testRemove: function (t) {
        var newElement1 = $('<div id="some_new_element_1" />');

        newElement1
          .appendTo('body')
          .remove();

        t.assertEqual( $('#some_new_element_1').length, 0 );

        //

        var newElement2 = $('<div id="some_new_element_2" />'),
            errorRaised = false;

        newElement2.appendTo('body');

        $('#some_new_element_2').remove();

        try {
          newElement2.remove();
        } catch (e) {
          errorRaised = true;
        };

        t.assert(!errorRaised);
      },

      testAddRemoveClass: function(t){
        var el = $('#some_element').get(0);

        $('#some_element').addClass('green');
        t.assertEqual('green', el.className);
        $('#some_element').addClass('green');
        t.assertEqual('green', el.className);
        $('#some_element').addClass('red');
        t.assertEqual('green red', el.className);
        $('#some_element').addClass('blue red');
        t.assertEqual('green red blue', el.className);
        $('#some_element').removeClass('green blue');
        t.assertEqual('red', el.className);

        $('#some_element').attr('class', ' red green blue ');
        t.assertEqual(' red green blue ', el.className); // sanity check that WebKit doesn't change original input
        $('#some_element').removeClass('green');
        t.assertEqual('red blue', el.className);

        //addClass with function argument
        $('#some_element').addClass(function(idx,classes){
          //test the value of "this"
          t.assertEqualCollection($('#some_element'), $(this));
          //test original classes are being passed
          t.assertEqual('red blue', this.className);
          return "green";
        });
        t.assertEqual('red blue green', el.className);

        //removeClass with function argument
        $('#some_element').removeClass(function(idx,classes){
          //test the value of "this"
          t.assertEqualCollection($('#some_element'), $(this));
          //test original classes are being passed
          t.assertEqual('red blue green', this.className);
          return "blue";
        });
        t.assertEqual('red green', el.className);

        $('#some_element').removeClass();
        t.assertEqual('', el.className);
      },

      testHasClass: function(t){
        var el = $('#some_element').get(0);
        $('#some_element').addClass('green');

        t.assert($('#some_element').hasClass('green'));
        t.assert(!$('#some_element').hasClass('orange'));

        $('#some_element').addClass('orange');
        t.assert($('#some_element').hasClass('green'));
        t.assert($('#some_element').hasClass('orange'));
      },

      testHasClassEmpty: function(t){
        var z = $('#doesnotexist');
        t.assertEqual(0, z.size());
        t.assertFalse(z.hasClass('a'));
      },

      testToggleClass: function(t){
        var el = $('#toggle_element').get(0);
        $('#toggle_element').toggleClass('green');

        t.assert($('#toggle_element').hasClass('green'));
        t.assert(!$('#toggle_element').hasClass('orange'));

        $('#toggle_element').toggleClass('orange');
        t.assert($('#toggle_element').hasClass('green'));
        t.assert($('#toggle_element').hasClass('orange'));

        $('#toggle_element').toggleClass('green');

        t.assert(!$('#toggle_element').hasClass('green'));
        t.assert($('#toggle_element').hasClass('orange'));

        $('#toggle_element').toggleClass('orange');
        t.assert(!$('#toggle_element').hasClass('green'));
        t.assert(!$('#toggle_element').hasClass('orange'));

        $('#toggle_element').toggleClass('orange', false);
        t.assert(!$('#toggle_element').hasClass('orange'));

        $('#toggle_element').toggleClass('orange', false);
        t.assert(!$('#toggle_element').hasClass('orange'));

        $('#toggle_element').toggleClass('orange', true);
        t.assert($('#toggle_element').hasClass('orange'));

        $('#toggle_element').toggleClass('orange', true);
        t.assert($('#toggle_element').hasClass('orange'));

        //function argument
        $('#toggle_element').toggleClass(function(idx,classes){
          //test the value of "this"
          t.assertEqualCollection($('#toggle_element'), $(this));
          //test original classes are being passed
          t.assertEqual('orange', this.className);
          return "brown";
        });
        t.assert($('#toggle_element').hasClass('brown'));

        $('#toggle_element').toggleClass(function(idx,classes){
          return "yellow";
        },false);
        t.assert(!$('#toggle_element').hasClass('yellow'));

        $('#toggle_element').toggleClass(function(idx,classes){
          return "yellow";
        },true);
        t.assert($('#toggle_element').hasClass('yellow'));
      },

      testIndex: function(t){
        t.assertEqual($("p > span").index("#nay"), 2);
        t.assertEqual($("p > span").index(".yay"), 0);
        t.assertEqual($("span").index("span"), 0);
        t.assertEqual($("span").index("boo"), -1);

        t.assertEqual($('#index_test > *').eq(-1).index(), 1);
      },

      testBoolAttr: function (t) {
        t.assertEqual($('#BooleanInput').attr('required'), true);
        t.assertEqual($('#BooleanInput').attr('non_existant_attr'), undefined);
      },

      testDocumentReady: function (t) {
        // Check that if document is already loaded, ready() immediately executes callback
        var foo = false;
        $(document).ready(function () { $(document).ready(function () { foo = true; }) });
        t.assert(foo);
      },

      testSlice: function (t) {
        var $els = $("#slice_test div");
        t.assertEqual($els.slice().length, 3);
        t.assertEqual(typeof $els.slice().ready, 'function');
        t.assertEqual($els.slice(-1)[0].className, 'slice3');
      },

      testEnd: function (t) {
        t.assert($().end().length, 0);

        var $endTest = $('#end_test');
        var $endTest2 = $('#end_test').find('div').find('span').end().end();
        t.assertEqual($endTest.length, $endTest2.length);
        t.assertEqual($endTest.get(0), $endTest2.get(0));
      },

      testAndSelf: function (t) {
        var testDiv  = $('#andself_test'),
            secondEl = $('.two', testDiv),
            thirdEl  = $('.three', testDiv),
            nextAndSelf = secondEl.next().andSelf();

        t.assert( secondEl.get(0), nextAndSelf.get(0) );
        t.assert( thirdEl.get(0),  nextAndSelf.get(1) );
      }
    });

    Evidence('EventTest', {
      tearDown: function(){
        $('*').unbind();
      },

      testBind: function(t){
        var counter = 0;
        $(document.body).bind('click', function(){ counter++ });
        click($('#some_element').get(0));
        t.assertEqual(1, counter);

        counter = 0;
        $('#some_element').bind('click mousedown', function(){ counter++ });
        click($('#some_element').get(0));
        mousedown($('#some_element').get(0));
        t.assertEqual(3, counter); // 1 = body click, 2 = element click, 3 = element mousedown
      },

      testBindWithObject: function(t){
        var counter = 0, keyCounter = 0, el = $('#some_element'),
          eventData = {
            click: function(){ counter++ },
            keypress: function(){ keyCounter++ }
          };

        $(document.body).bind(eventData);

        el.trigger('click');
        el.trigger('click');
        t.assertEqual(2, counter);
        el.trigger('keypress');
        t.assertEqual(1, keyCounter);

        $(document.body).unbind({ keypress: eventData.keypress });

        el.trigger('click');
        t.assertEqual(3, counter);
        el.trigger('keypress');
        t.assertEqual(1, keyCounter);
      },

      testBindContext: function(t){
        var context, handler = function(){
          context = $(this);
        };
        $('#empty_test').bind("click",handler);
        $('#empty_test').bind("mousedown",handler);
        click($('#empty_test').get(0));
        t.assertEqualCollection($('#empty_test'), context);
        context = null;
        mousedown($('#empty_test').get(0));
        t.assertEqualCollection($('#empty_test'), context);
      },

      testBindWithCustomData: function(t) {
        var counter = 0;
        var handler = function(ev,customData) { counter = customData.counter };

        $('#some_element').bind('custom', handler);
        $('#some_element').trigger('custom', { counter: 10 });
        t.assertEqual(10, counter);
      },

      testBindPreventDefault: function (t) {
        var link = $('<a href="#"></a>'),
            prevented = false;

        link
          .appendTo('body')
          .bind('click', function () {
            return false;
          })
          .bind('click', function (e) {
            prevented = e.defaultPrevented;
          })
          .trigger('click');

        t.assert(prevented);
      },

      testCreateEventObject: function(t){
        var e = $.Event('custom');
        t.assertEqual('custom', e.type);

        var e2 = new $.Event('custom');
        t.assertEqual('custom', e2.type);

        var e3 = $.Event('custom', {customKey: 'customValue'});
        t.assertEqual('custom', e3.type);
        t.assertEqual('customValue', e3.customKey);

        var e4 = $.Event('custom', {bubbles: false});
        t.assertFalse(e4.bubbles);
      },

      testTriggerEventObject: function(t){
        var counter = 0,
            customEventKey = 0;

        var handler = function(ev,customData) {
          counter = customData.counter;
          customEventKey = ev.customKey;
        };

        var customEventObject = $.Event('custom', { customKey: 20 });

        $('#some_element').bind('custom', handler);
        $('#some_element').trigger(customEventObject, { counter: 10 });

        t.assertEqual(10, counter);
        t.assertEqual(20, customEventKey);
      },

      testTriggerEventCancelled: function(t){
        $('#some_element').bind('custom', function(e){
          e.preventDefault();
        });
        var event = $.Event('custom');
        t.assert(!event.defaultPrevented);
        $('#some_element').trigger(event);
        t.assert(event.defaultPrevented);
      },

      testTriggerHandler: function(t){
        t.assertUndefined($('doesnotexist').triggerHandler('submit'));

        var form = $('#trigger_handler form').get(0);
        $('#trigger_handler').bind('submit', function(e) {
          t.fail("triggerHandler shouldn't bubble");
        });

        var executed = [];
        $(form).bind('submit', function(e) {
          executed.push("1");
          t.assertEqual(form, e.target);
          return 1;
        });
        $(form).bind('submit', function(e) {
          executed.push("2");
          t.assertEqual(form, e.target);
          e.stopImmediatePropagation();
          return 2;
        });
        $(form).bind('submit', function(e) {
          t.fail("triggerHandler shouldn't continue after stopImmediatePropagation");
        });
        t.assertIdentical(2, $(form).triggerHandler('submit'));
        t.assertEqual('1 2', executed.join(' '));
      },

      testUnbind: function(t){
        var counter = 0, el = $('#another_element').get(0);
        var handler = function(){ counter++ };
        $('#another_element').bind('click mousedown', handler);
        click(el);
        mousedown(el);
        t.assertEqual(2, counter);

        $('#another_element').unbind('click', handler);
        click(el);
        t.assertEqual(2, counter);
        mousedown(el);
        t.assertEqual(3, counter);

        $('#another_element').unbind('mousedown');
        mousedown(el);
        t.assertEqual(3, counter);

        $('#another_element').bind('click mousedown', handler);
        click(el);
        mousedown(el);
        t.assertEqual(5, counter);

        $('#another_element').unbind();
        click(el);
        mousedown(el);
        t.assertEqual(5, counter);
      },

      testUnbindWithNamespace: function(t){
        var count = 0;
        $("#namespace_test").bind("click.bar", function() { count++ });
        $("#namespace_test").bind("click.foo", function() { count++ });
        $("#namespace_test").bind("mousedown.foo.bar", function() { count++ });

        $("#namespace_test").trigger("click");
        t.assertEqual(2, count);

        $("#namespace_test").unbind("click.baz");
        $("#namespace_test").trigger("click");
        t.assertEqual(4, count);

        $("#namespace_test").unbind("click.foo");
        $("#namespace_test").trigger("click");
        t.assertEqual(5, count);

        $("#namespace_test").trigger("mousedown");
        t.assertEqual(6, count);

        $("#namespace_test").unbind(".bar");
        $("#namespace_test").trigger("click").trigger("mousedown");
        t.assertEqual(6, count);
      },

      testDelegate: function(t){
        var counter = 0, pcounter = 0;
        $(document.body).delegate('#some_element', 'click', function(){ counter++ });
        $('p').delegate('span.yay', 'click', function(){ counter++ });
        $(document.body).delegate('p', 'click', function(){ pcounter++ });

        click($('#some_element').get(0));
        t.assertEqual(1, counter);

        click($('span.yay').get(0));
        t.assertEqual(2, counter);

        click($('span.nay').get(0));
        t.assertEqual(2, counter);

        click($('p').get(0));
        t.assertEqual(3, pcounter);
      },

      testDelegateWithObject: function(t){
        var counter = 0, received, el = $('p').first(),
          eventData = {
            click: function(){ counter++ },
            custom: function(e, data){ received = data }
          };

        $(document.body).delegate('p', eventData);

        el.trigger('click');
        t.assertEqual(1, counter);
        el.trigger('click');
        t.assertEqual(2, counter);
        el.trigger('custom', 'boo');
        t.assertEqual('boo', received);

        $(document.body).undelegate('p', {custom: eventData.custom});

        el.trigger('click');
        t.assertEqual(3, counter);
        el.trigger('custom', 'bam');
        t.assertEqual('boo', received);
      },

      testDelegateWithCustomData: function(t) {
        var received;
        $(document).delegate('#some_element', 'custom', function(e, data, more){ received = data + more });
        $('p').delegate('span.yay', 'custom', function(e, data){ received = data });
        $(document).delegate('p', 'custom', function(e, data){ received = data });

        $('#some_element').trigger('custom', 'one');
        t.assertEqual('oneundefined', received);
        $('#some_element').trigger('custom', ['one', 'two']);
        t.assertEqual('onetwo', received);

        $('span.yay').trigger('custom', 'boom');
        t.assertEqual('boom', received);
        $('span.yay').trigger('custom', ['bam', 'boom']);
        t.assertEqual('bam', received);

        $('span.nay').trigger('custom', 'noes');
        t.assertEqual('noes', received);

        $('p').first().trigger('custom', 'para');
        t.assertEqual('para', received);
      },

      testDelegateEventProxy: function(t){
        var content;
        $('div#delegate_test').delegate('span.second-level', 'click', function(e){
          t.assertEqual($('span.second-level').get(0), this);
          t.assertEqual($('span.second-level').get(0), e.currentTarget);
          t.refuteEqual($('span.second-level').get(0), e.originalEvent.currentTarget);
          t.assertEqual($('div#delegate_test').get(0), e.liveFired);
          content = $(this).html();
        });
        click($('span.second-level').get(0));
        t.assertEqual('hi', content);

        var fired = false;
        if (window.location.hash.length) window.location.hash = '';
        $('div#delegate_test').html('<a href="#foo"></a>');
        $('div#delegate_test').delegate('a', 'click', function(e){
          e.preventDefault();
          fired = true;
        });
        click($('div#delegate_test a').get(0));
        t.assert(fired);
        t.refuteEqual('#foo', window.location.hash);

        fired = false;
        if (window.location.hash.length) window.location.hash = '';
        $('div#delegate_test').html('<a href="#bar"></a>');
        $('div#delegate_test a').trigger('click');
        t.assert(fired);
        t.refuteEqual('#bar', window.location.hash);
      },

      testUndelegate: function(t){
        var count = 0, handler = function() { count++ };
        $("#undelegate_test").bind("click mousedown", handler);
        $("#undelegate_test").delegate("span.first-level", "click mousedown", handler);
        $("#undelegate_test").delegate("span.second-level", "click mousedown", handler);
        $("#undelegate_test span.second-level").trigger("click");
        t.assertEqual(3, count);

        $("#undelegate_test").undelegate("span.second-level", "click", handler);
        $("#undelegate_test span.second-level").trigger("click");
        t.assertEqual(5, count);

        $("#undelegate_test").undelegate("span.first-level");
        $("#undelegate_test span.second-level").trigger("click");
        t.assertEqual(6, count);

        $("#undelegate_test").unbind("click");
        $("#undelegate_test span.second-level").trigger("click");
        t.assertEqual(6, count);

        $("#undelegate_test span.second-level").trigger("mousedown");
        t.assertEqual(8, count);

        $("#undelegate_test").undelegate();
        $("#undelegate_test span.second-level").trigger("mousedown");
        t.assertEqual(8, count);
      },

      testLive: function(t){
        var counter = 0;
        $('p.live').live('click', function(){ counter++ });

        $(document.body).append('<p class="live" id="live_1"></p>');
        $(document.body).append('<p class="live" id="live_2"></p>');

        click($('#live_1').get(0));
        click($('#live_2').get(0));

        $('p.live').remove();
        $(document.body).append('<p class="live" id="live_this_test"></p>');

        $('p.live').live('click', function(){
          t.assertEqual(document.getElementById('live_this_test'), this);
        });
        click($('#live_this_test').get(0));

        t.assertEqual(3, counter);
      },

      testDie: function(t){
        var count = 0, handler = function() { count++ };
        $("#another_element").live("click mousedown", handler);
        $("#another_element").trigger("click");
        t.assertEqual(1, count);

        $("#another_element").die("click", handler);
        $("#another_element").trigger("click");
        t.assertEqual(1, count);

        $("#another_element").trigger("mousedown");
        t.assertEqual(2, count);

        $("#another_element").die();
        $("#another_element").trigger("mousedown");
        t.assertEqual(2, count);
      },

      testOne: function(t){
        var counter = 0, context, received, el = $('#some_element');
        $(document.body).one('click', function(e, data, more){
          context = this;
          counter++;
          received = data + more;
          t.assertIn('preventDefault', e);
          return false;
        });

        var evt = $.Event('click');
        el.trigger(evt, ['one', 'two']);
        t.assertEqual(1, counter);
        t.assertEqual('onetwo', received);
        t.assertIdentical(document.body, context);
        t.assertTrue(evt.defaultPrevented);

        el.trigger('click');
        t.assertEqual(1, counter, "the event handler didn't unbind itself");
      },

      testOneWithObject: function(t){
        var counter = 0, el = $('#some_element');
        $(document.body).one({
          click: function() { counter++ },
          custom: function() { counter-- }
        });

        el.trigger('click');
        t.assertEqual(1, counter);
        el.trigger('click');
        t.assertEqual(1, counter);

        el.trigger('custom');
        t.assertEqual(0, counter);
        el.trigger('custom');
        t.assertEqual(0, counter);
      },

      testDOMEventWrappers: function(t){
        var events = ('blur focus focusin focusout load resize scroll unload click dblclick '+
          'mousedown mouseup mousemove mouseover mouseout '+
          'change select keydown keypress keyup error').split(' ');

        var el = $('#another_element'), count = 0;

        events.forEach(function(event){
          t.assertTrue($.isFunction(el[event]), 'event type: ' + event);
        });

        el.click(function(){ count++ });
        click(el.get(0));

        t.assertEqual(1, count);
      },

      testCustomEvents: function (t) {
        var el = $(document.body);

        el.bind('custom', function(evt, a, b) {
          t.assertEqual(a, 1);
          t.assertEqual(b, 2);
          el.unbind();
        })
        el.trigger('custom', [1, 2]);

        el.bind('custom', function(evt, a) {
          t.assertEqual(a, 1);
          el.unbind();
        })
        el.trigger('custom', 1);

        var eventData = {z: 1};
        el.bind('custom', function(evt, a) {
          t.assertEqual(a, eventData);
          el.unbind();
        })
        el.trigger('custom', eventData);
      },

      testSpecialEvent: function (t) {
        var clickEvent     = $.Event('click'),
            mouseDownEvent = $.Event('mousedown'),
            mouseUpEvent   = $.Event('mouseup'),
            mouseMoveEvent = $.Event('mousemove'),
            submitEvent    = $.Event('submit');

        t.assertEqual(MouseEvent, clickEvent.constructor);
        t.assertEqual(MouseEvent, mouseDownEvent.constructor);
        t.assertEqual(MouseEvent, mouseUpEvent.constructor);
        t.assertEqual(MouseEvent, mouseMoveEvent.constructor);
        t.assertEqual(Event,      submitEvent.constructor);
      }
    });
  })();
  </script>
</body>
</html>