text: QUnit.module( "event", {
  	beforeEach: function() {
  		document.body.focus();
  	},
  	afterEach: moduleTeardown
  } );
  
  QUnit.test( "null or undefined handler", function( assert ) {
  	assert.expect( 4 );
  
  	// Supports Fixes bug #7229
  	try {
  		jQuery( "#firstp" ).on( "click", null );
  		assert.ok( true, "Passing a null handler will not throw an exception" );
  	} catch ( e ) {}
  
  	try {
  		jQuery( "#firstp" ).on( "click", undefined );
  		assert.ok( true, "Passing an undefined handler will not throw an exception" );
  	} catch ( e ) {}
  
  	var expectedElem = jQuery( "#firstp" );
  	var actualElem = expectedElem.on( "click", null );
  	assert.equal( actualElem, expectedElem, "Passing a null handler should return the original element" );
  
  	actualElem = expectedElem.on( "click", undefined );
  	assert.equal( actualElem, expectedElem, "Passing a null handler should return the original element" );
  } );
  
  QUnit.test( "on() with non-null,defined data", function( assert ) {
  
  	assert.expect( 2 );
  
  	var handler = function( event, data ) {
  		assert.equal( data, 0, "non-null, defined data (zero) is correctly passed" );
  	};
  
  	jQuery( "#foo" ).on( "foo.on", handler );
  	jQuery( "div" ).on( "foo.delegate", "#foo", handler );
  
  	jQuery( "#foo" ).trigger( "foo", 0 );
  
  	jQuery( "#foo" ).off( "foo.on", handler );
  	jQuery( "div" ).off( "foo.delegate", "#foo" );
  
  } );
  
  QUnit.test( "Handler changes and .trigger() order", function( assert ) {
  	assert.expect( 1 );
  
  	var markup = jQuery(
  		"<div><div><p><span><b class=\"a\">b</b></span></p></div></div>"
  	),
  	path = "";
  
  	markup
  		.find( "*" ).addBack().on( "click", function() {
  			path += this.nodeName.toLowerCase() + " ";
  		} )
  		.filter( "b" ).on( "click", function( e ) {
  
  			// Removing span should not stop propagation to original parents
  			if ( e.target === this ) {
  				jQuery( this ).parent().remove();
  			}
  		} );
  
  	markup.find( "b" ).trigger( "click" );
  
  	assert.equal( path, "b p div div ", "Delivered all events" );
  
  	markup.remove();
  } );
  
  QUnit.test( "on(), with data", function( assert ) {
  	assert.expect( 4 );
  	var test, handler, handler2;
  
  	handler = function( event ) {
  		assert.ok( event.data, "on() with data, check passed data exists" );
  		assert.equal( event.data.foo, "bar", "on() with data, Check value of passed data" );
  	};
  	jQuery( "#firstp" ).on( "click", { "foo": "bar" }, handler ).trigger( "click" ).off( "click", handler );
  
  	assert.ok( !jQuery._data( jQuery( "#firstp" )[ 0 ], "events" ), "Event handler unbound when using data." );
  
  	test = function() {};
  	handler2 = function( event ) {
  		assert.equal( event.data, test, "on() with function data, Check value of passed data" );
  	};
  	jQuery( "#firstp" ).on( "click", test, handler2 ).trigger( "click" ).off( "click", handler2 );
  } );
  
  QUnit.test( "click(), with data", function( assert ) {
  	assert.expect( 3 );
  	var handler = function( event ) {
  		assert.ok( event.data, "on() with data, check passed data exists" );
  		assert.equal( event.data.foo, "bar", "on() with data, Check value of passed data" );
  	};
  	jQuery( "#firstp" ).on( "click", { "foo": "bar" }, handler ).trigger( "click" ).off( "click", handler );
  
  	assert.ok( !jQuery._data( jQuery( "#firstp" )[ 0 ], "events" ), "Event handler unbound when using data." );
  } );
  
  QUnit.test( "on(), with data, trigger with data", function( assert ) {
  	assert.expect( 4 );
  	var handler = function( event, data ) {
  		assert.ok( event.data, "check passed data exists" );
  		assert.equal( event.data.foo, "bar", "Check value of passed data" );
  		assert.ok( data, "Check trigger data" );
  		assert.equal( data.bar, "foo", "Check value of trigger data" );
  	};
  	jQuery( "#firstp" ).on( "click", { foo: "bar" }, handler ).trigger( "click", [ { bar: "foo" } ] ).off( "click", handler );
  } );
  
  QUnit.test( "on(), multiple events at once", function( assert ) {
  	assert.expect( 2 );
  	var handler,
  		clickCounter = 0,
  		mouseoverCounter = 0;
  	handler = function( event ) {
  		if ( event.type === "click" ) {
  			clickCounter += 1;
  		} else if ( event.type === "mouseover" ) {
  			mouseoverCounter += 1;
  		}
  	};
  
  	jQuery( "#firstp" ).on( "click mouseover", handler ).trigger( "click" ).trigger( "mouseover" );
  	assert.equal( clickCounter, 1, "on() with multiple events at once" );
  	assert.equal( mouseoverCounter, 1, "on() with multiple events at once" );
  } );
  
  QUnit.test( "on(), five events at once", function( assert ) {
  	assert.expect( 1 );
  
  	var count = 0,
  		handler = function() {
  			count++;
  		};
  
  	jQuery( "#firstp" ).on( "click mouseover foo bar baz", handler )
  	.trigger( "click" ).trigger( "mouseover" )
  		.trigger( "foo" ).trigger( "bar" )
  		.trigger( "baz" );
  
  	assert.equal( count, 5, "on() five events at once" );
  } );
  
  QUnit.test( "on(), multiple events at once and namespaces", function( assert ) {
  	assert.expect( 7 );
  
  	var cur, div,
  		obj = {};
  
  	div = jQuery( "<div/>" ).on( "focusin.a", function( e ) {
  		assert.equal( e.type, cur, "Verify right single event was fired." );
  	} );
  
  	cur = "focusin";
  	div.trigger( "focusin.a" );
  
  	// manually clean up detached elements
  	div.remove();
  
  	div = jQuery( "<div/>" ).on( "click mouseover", obj, function( e ) {
  		assert.equal( e.type, cur, "Verify right multi event was fired." );
  		assert.equal( e.data, obj, "Make sure the data came in correctly." );
  	} );
  
  	cur = "click";
  	div.trigger( "click" );
  
  	cur = "mouseover";
  	div.trigger( "mouseover" );
  
  	// manually clean up detached elements
  	div.remove();
  
  	div = jQuery( "<div/>" ).on( "focusin.a focusout.b", function( e ) {
  		assert.equal( e.type, cur, "Verify right multi event was fired." );
  	} );
  
  	cur = "focusin";
  	div.trigger( "focusin.a" );
  
  	cur = "focusout";
  	div.trigger( "focusout.b" );
  
  	// manually clean up detached elements
  	div.remove();
  } );
  
  QUnit.test( "on(), namespace with special add", function( assert ) {
  	assert.expect( 27 );
  
  	var i = 0,
  		div = jQuery( "<div/>" ).appendTo( "#qunit-fixture" ).on( "test", function() {
  			assert.ok( true, "Test event fired." );
  		} );
  
  	jQuery.event.special.test = {
  		_default: function( e, data ) {
  			assert.equal( e.type, "test", "Make sure we're dealing with a test event." );
  			assert.ok( data, "And that trigger data was passed." );
  			assert.strictEqual( e.target, div[ 0 ], "And that the target is correct." );
  			assert.equal( this, window, "And that the context is correct." );
  		},
  		setup: function() {},
  		teardown: function() {
  			assert.ok( true, "Teardown called." );
  		},
  		add: function( handleObj ) {
  			var handler = handleObj.handler;
  			handleObj.handler = function( e ) {
  				e.xyz = ++i;
  				handler.apply( this, arguments );
  			};
  		},
  		remove: function() {
  			assert.ok( true, "Remove called." );
  		}
  	};
  
  	div.on( "test.a", { x: 1 }, function( e ) {
  		assert.ok( !!e.xyz, "Make sure that the data is getting passed through." );
  		assert.equal( e.data[ "x" ], 1, "Make sure data is attached properly." );
  	} );
  
  	div.on( "test.b", { x: 2 }, function( e ) {
  		assert.ok( !!e.xyz, "Make sure that the data is getting passed through." );
  		assert.equal( e.data[ "x" ], 2, "Make sure data is attached properly." );
  	} );
  
  	// Should trigger 5
  	div.trigger( "test", 33.33 );
  
  	// Should trigger 2
  	div.trigger( "test.a", "George Harrison" );
  
  	// Should trigger 2
  	div.trigger( "test.b", { year: 1982 } );
  
  	// Should trigger 4
  	div.off( "test" );
  
  	div = jQuery( "<div/>" ).on( "test", function() {
  		assert.ok( true, "Test event fired." );
  	} );
  
  	// Should trigger 2
  	div.appendTo( "#qunit-fixture" ).remove();
  
  	delete jQuery.event.special.test;
  } );
  
  QUnit.test( "on(), no data", function( assert ) {
  	assert.expect( 1 );
  	var handler = function( event ) {
  		assert.ok( !event.data, "Check that no data is added to the event object" );
  	};
  	jQuery( "#firstp" ).on( "click", handler ).trigger( "click" );
  } );
  
  QUnit.test( "on/one/off(Object)", function( assert ) {
  	assert.expect( 6 );
  
  	var $elem,
  		clickCounter = 0,
  		mouseoverCounter = 0;
  
  	function handler( event ) {
  		if ( event.type === "click" ) {
  			clickCounter++;
  		} else if ( event.type === "mouseover" ) {
  			mouseoverCounter++;
  		}
  	}
  
  	function handlerWithData( event ) {
  		if ( event.type === "click" ) {
  			clickCounter += event.data;
  		} else if ( event.type === "mouseover" ) {
  			mouseoverCounter += event.data;
  		}
  	}
  
  	function trigger() {
  		$elem.trigger( "click" ).trigger( "mouseover" );
  	}
  
  	$elem = jQuery( "#firstp" )
  
  		// Regular bind
  		.on( {
  			"click":handler,
  			"mouseover":handler
  		} )
  
  		// Bind with data
  		.one( {
  			"click":handlerWithData,
  			"mouseover":handlerWithData
  		}, 2 );
  
  	trigger();
  
  	assert.equal( clickCounter, 3, "on(Object)" );
  	assert.equal( mouseoverCounter, 3, "on(Object)" );
  
  	trigger();
  	assert.equal( clickCounter, 4, "on(Object)" );
  	assert.equal( mouseoverCounter, 4, "on(Object)" );
  
  	jQuery( "#firstp" ).off( {
  		"click":handler,
  		"mouseover":handler
  	} );
  
  	trigger();
  	assert.equal( clickCounter, 4, "on(Object)" );
  	assert.equal( mouseoverCounter, 4, "on(Object)" );
  } );
  
  QUnit.test( "on/off(Object), on/off(Object, String)", function( assert ) {
  	assert.expect( 6 );
  
  	var events,
  		clickCounter = 0,
  		mouseoverCounter = 0,
  		$p = jQuery( "#firstp" ),
  		$a = $p.find( "a" ).eq( 0 );
  
  	events = {
  		"click": function( event ) {
  			clickCounter += ( event.data || 1 );
  		},
  		"mouseover": function( event ) {
  			mouseoverCounter += ( event.data || 1 );
  		}
  	};
  
  	function trigger() {
  		$a.trigger( "click" ).trigger( "mouseover" );
  	}
  
  	jQuery( document ).on( events, "#firstp a" );
  	$p.on( events, "a", 2 );
  
  	trigger();
  	assert.equal( clickCounter, 3, "on" );
  	assert.equal( mouseoverCounter, 3, "on" );
  
  	$p.off( events, "a" );
  
  	trigger();
  	assert.equal( clickCounter, 4, "off" );
  	assert.equal( mouseoverCounter, 4, "off" );
  
  	jQuery( document ).off( events, "#firstp a" );
  
  	trigger();
  	assert.equal( clickCounter, 4, "off" );
  	assert.equal( mouseoverCounter, 4, "off" );
  } );
  
  QUnit.test( "on immediate propagation", function( assert ) {
  	assert.expect( 2 );
  
  	var lastClick,
  		$p = jQuery( "#firstp" ),
  		$a = $p.find( "a" ).eq( 0 );
  
  	lastClick = "";
  	jQuery( document ).on( "click", "#firstp a", function( e ) {
  		lastClick = "click1";
  		e.stopImmediatePropagation();
  	} );
  	jQuery( document ).on( "click", "#firstp a", function() {
  		lastClick = "click2";
  	} );
  	$a.trigger( "click" );
  	assert.equal( lastClick, "click1", "on stopImmediatePropagation" );
  	jQuery( document ).off( "click", "#firstp a" );
  
  	lastClick = "";
  	$p.on( "click", "a", function( e ) {
  		lastClick = "click1";
  		e.stopImmediatePropagation();
  	} );
  	$p.on( "click", "a", function() {
  		lastClick = "click2";
  	} );
  	$a.trigger( "click" );
  	assert.equal( lastClick, "click1", "on stopImmediatePropagation" );
  	$p.off( "click", "**" );
  } );
  
  QUnit.test( "on bubbling, isDefaultPrevented, stopImmediatePropagation", function( assert ) {
  	assert.expect( 3 );
  
  	var $anchor2 = jQuery( "#anchor2" ),
  		$main = jQuery( "#qunit-fixture" ),
  		neverCallMe = function() {
  			assert.ok( false, "immediate propagation should have been stopped" );
  		},
  		fakeClick = function( $jq ) {
  
  			// Use a native click so we don't get jQuery simulated bubbling
  			var e = document.createEvent( "MouseEvents" );
  			e.initEvent( "click", true, true );
  			$jq[ 0 ].dispatchEvent( e );
  		};
  	$anchor2.on( "click", function( e ) {
  		e.preventDefault();
  	} );
  	$main.on( "click", "#foo", function( e ) {
  		assert.equal( e.isDefaultPrevented(), true, "isDefaultPrevented true passed to bubbled event" );
  	} );
  	fakeClick( $anchor2 );
  	$anchor2.off( "click" );
  	$main.off( "click", "**" );
  	$anchor2.on( "click", function() {
  
  		// Let the default action occur
  	} );
  	$main.on( "click", "#foo", function( e ) {
  		assert.equal( e.isDefaultPrevented(), false, "isDefaultPrevented false passed to bubbled event" );
  	} );
  	fakeClick( $anchor2 );
  	$anchor2.off( "click" );
  	$main.off( "click", "**" );
  
  	$anchor2.on( "click", function( e ) {
  		e.stopImmediatePropagation();
  		assert.ok( true, "anchor was clicked and prop stopped" );
  	} );
  	$anchor2[ 0 ].addEventListener( "click", neverCallMe, false );
  	fakeClick( $anchor2 );
  	$anchor2[ 0 ].removeEventListener( "click", neverCallMe );
  } );
  
  QUnit.test( "triggered events stopPropagation() for natively-bound events", function( assert ) {
  	assert.expect( 1 );
  
  	var $button = jQuery( "#button" ),
  		$parent = $button.parent(),
  		neverCallMe = function() {
  			assert.ok( false, "propagation should have been stopped" );
  		},
  		stopPropagationCallback = function( e ) {
  			assert.ok( true, "propagation is stopped" );
  			e.stopPropagation();
  		};
  
  	$parent[ 0 ].addEventListener( "click", neverCallMe );
  	$button.on( "click", stopPropagationCallback );
  	$button.trigger( "click" );
  	$parent[ 0 ].removeEventListener( "click", neverCallMe );
  	$button.off( "click", stopPropagationCallback );
  } );
  
  QUnit.test( "trigger() works with events that were previously stopped", function( assert ) {
  	assert.expect( 0 );
  
  	var $button = jQuery( "#button" ),
  		$parent = $button.parent(),
  		neverCallMe = function() {
  			assert.ok( false, "propagation should have been stopped" );
  		};
  
  	$parent[ 0 ].addEventListener( "click", neverCallMe );
  	$button.on( "click", neverCallMe );
  
  	var clickEvent =  jQuery.Event( "click" );
  	clickEvent.stopPropagation();
  	$button.trigger( clickEvent );
  
  	$parent[ 0 ].removeEventListener( "click", neverCallMe );
  	$button.off( "click", neverCallMe );
  } );
  
  
  QUnit.test( "on(), iframes", function( assert ) {
  	assert.expect( 1 );
  
  	// events don't work with iframes, see #939 - this test fails in IE because of contentDocument
  	var doc = jQuery( "#loadediframe" ).contents();
  
  	jQuery( "div", doc ).on( "click", function() {
  		assert.ok( true, "Binding to element inside iframe" );
  	} ).trigger( "click" ).off( "click" );
  } );
  
  QUnit.test( "on(), trigger change on select", function( assert ) {
  	assert.expect( 5 );
  	var counter = 0;
  	function selectOnChange( event ) {
  		assert.equal( event.data, counter++, "Event.data is not a global event object" );
  	}
  	jQuery( "#form select" ).each( function( i ) {
  		jQuery( this ).on( "change", i, selectOnChange );
  	} ).trigger( "change" );
  } );
  
  QUnit.test( "on(), namespaced events, cloned events", function( assert ) {
  	assert.expect( 18 );
  
  	var firstp = jQuery( "#firstp" );
  
  	firstp.on( "custom.test", function() {
  		assert.ok( false, "Custom event triggered" );
  	} );
  
  	firstp.on( "click", function( e ) {
  		assert.ok( true, "Normal click triggered" );
  		assert.equal( e.type + e.namespace, "click", "Check that only click events trigger this fn" );
  	} );
  
  	firstp.on( "click.test", function( e ) {
  		var check = "click";
  		assert.ok( true, "Namespaced click triggered" );
  		if ( e.namespace ) {
  			check += "test";
  		}
  		assert.equal( e.type + e.namespace, check, "Check that only click/click.test events trigger this fn" );
  	} );
  
  	//clone(true) element to verify events are cloned correctly
  	firstp = firstp.add( firstp.clone( true ).attr( "id", "firstp2" ).insertBefore( firstp ) );
  
  	// Trigger both bound fn (8)
  	firstp.trigger( "click" );
  
  	// Trigger one bound fn (4)
  	firstp.trigger( "click.test" );
  
  	// Remove only the one fn
  	firstp.off( "click.test" );
  
  	// Trigger the remaining fn (4)
  	firstp.trigger( "click" );
  
  	// Remove the remaining namespaced fn
  	firstp.off( ".test" );
  
  	// Try triggering the custom event (0)
  	firstp.trigger( "custom" );
  
  	// using contents will get comments regular, text, and comment nodes
  	jQuery( "#nonnodes" ).contents().on( "tester", function() {
  		assert.equal( this.nodeType, 1, "Check node,textnode,comment on just does real nodes" );
  	} ).trigger( "tester" );
  
  	// Make sure events stick with appendTo'd elements (which are cloned) #2027
  	jQuery( "<a href='#fail' class='test'>test</a>" ).on( "click", function() { return false; } ).appendTo( "#qunit-fixture" );
  	assert.ok( jQuery( "a.test" ).eq( 0 ).triggerHandler( "click" ) === false, "Handler is bound to appendTo'd elements" );
  } );
  
  QUnit.test( "on(), multi-namespaced events", function( assert ) {
  	assert.expect( 6 );
  
  	var order = [
  		"click.test.abc",
  		"click.test.abc",
  		"click.test",
  		"click.test.abc",
  		"click.test",
  		"custom.test2"
  	];
  
  	function check( name, msg ) {
  		assert.deepEqual( name, order.shift(), msg );
  	}
  
  	jQuery( "#firstp" ).on( "custom.test", function() {
  		check( "custom.test", "Custom event triggered" );
  	} );
  
  	jQuery( "#firstp" ).on( "custom.test2", function() {
  		check( "custom.test2", "Custom event triggered" );
  	} );
  
  	jQuery( "#firstp" ).on( "click.test", function() {
  		check( "click.test", "Normal click triggered" );
  	} );
  
  	jQuery( "#firstp" ).on( "click.test.abc", function() {
  		check( "click.test.abc", "Namespaced click triggered" );
  	} );
  
  	// Those would not trigger/off (#5303)
  	jQuery( "#firstp" ).trigger( "click.a.test" );
  	jQuery( "#firstp" ).off( "click.a.test" );
  
  	// Trigger both bound fn (1)
  	jQuery( "#firstp" ).trigger( "click.test.abc" );
  
  	// Trigger one bound fn (1)
  	jQuery( "#firstp" ).trigger( "click.abc" );
  
  	// Trigger two bound fn (2)
  	jQuery( "#firstp" ).trigger( "click.test" );
  
  	// Remove only the one fn
  	jQuery( "#firstp" ).off( "click.abc" );
  
  	// Trigger the remaining fn (1)
  	jQuery( "#firstp" ).trigger( "click" );
  
  	// Remove the remaining fn
  	jQuery( "#firstp" ).off( ".test" );
  
  	// Trigger the remaining fn (1)
  	jQuery( "#firstp" ).trigger( "custom" );
  } );
  
  QUnit.test( "namespace-only event binding is a no-op", function( assert ) {
  	assert.expect( 2 );
  
  	jQuery( "#firstp" )
  		.on( ".whoops", function() {
  			assert.ok( false, "called a namespace-only event" );
  		} )
  		.on( "whoops", function() {
  			assert.ok( true, "called whoops" );
  		} )
  		.trigger( "whoops" )	// 1
  		.off( ".whoops" )
  		.trigger( "whoops" )	// 2
  		.off( "whoops" );
  } );
  
  QUnit.test( "Empty namespace is ignored", function( assert ) {
  	assert.expect( 1 );
  
  	jQuery( "#firstp" )
  		.on( "meow.", function( e ) {
  			assert.equal( e.namespace, "", "triggered a namespace-less meow event" );
  		} )
  		.trigger( "meow." )
  		.off( "meow." );
  } );
  
  QUnit.test( "on(), with same function", function( assert ) {
  	assert.expect( 2 );
  
  	var count = 0, func = function() {
  		count++;
  	};
  
  	jQuery( "#liveHandlerOrder" ).on( "foo.bar", func ).on( "foo.zar", func );
  	jQuery( "#liveHandlerOrder" ).trigger( "foo.bar" );
  
  	assert.equal( count, 1, "Verify binding function with multiple namespaces." );
  
  	jQuery( "#liveHandlerOrder" ).off( "foo.bar", func ).off( "foo.zar", func );
  	jQuery( "#liveHandlerOrder" ).trigger( "foo.bar" );
  
  	assert.equal( count, 1, "Verify that removing events still work." );
  } );
  
  QUnit.test( "on(), make sure order is maintained", function( assert ) {
  	assert.expect( 1 );
  
  	var elem = jQuery( "#firstp" ), log = [], check = [];
  
  	jQuery.each( new Array( 100 ), function( i ) {
  		elem.on( "click", function() {
  			log.push( i );
  		} );
  
  		check.push( i );
  
  	} );
  
  	elem.trigger( "click" );
  
  	assert.equal( log.join( "," ), check.join( "," ), "Make sure order was maintained." );
  
  	elem.off( "click" );
  } );
  
  QUnit.test( "on(), with different this object", function( assert ) {
  	assert.expect( 4 );
  	var thisObject = { myThis: true },
  		data = { myData: true },
  		handler1 = function() {
  			assert.equal( this, thisObject, "on() with different this object" );
  		}.bind( thisObject ),
  		handler2 = function( event ) {
  			assert.equal( this, thisObject, "on() with different this object and data" );
  			assert.equal( event.data, data, "on() with different this object and data" );
  		}.bind( thisObject );
  
  	jQuery( "#firstp" )
  		.on( "click", handler1 ).trigger( "click" ).off( "click", handler1 )
  		.on( "click", data, handler2 ).trigger( "click" ).off( "click", handler2 );
  
  	assert.ok( !jQuery._data( jQuery( "#firstp" )[ 0 ], "events" ), "Event handler unbound when using different this object and data." );
  } );
  
  QUnit.test( "on(name, false), off(name, false)", function( assert ) {
  	assert.expect( 3 );
  
  	var main = 0;
  	jQuery( "#qunit-fixture" ).on( "click", function() { main++; } );
  	jQuery( "#ap" ).trigger( "click" );
  	assert.equal( main, 1, "Verify that the trigger happened correctly." );
  
  	main = 0;
  	jQuery( "#ap" ).on( "click", false );
  	jQuery( "#ap" ).trigger( "click" );
  	assert.equal( main, 0, "Verify that no bubble happened." );
  
  	main = 0;
  	jQuery( "#ap" ).off( "click", false );
  	jQuery( "#ap" ).trigger( "click" );
  	assert.equal( main, 1, "Verify that the trigger happened correctly." );
  
  	// manually clean up events from elements outside the fixture
  	jQuery( "#qunit-fixture" ).off( "click" );
  } );
  
  QUnit.test( "on(name, selector, false), off(name, selector, false)", function( assert ) {
  	assert.expect( 3 );
  
  	var main = 0;
  
  	jQuery( "#qunit-fixture" ).on( "click", "#ap", function() { main++; } );
  	jQuery( "#ap" ).trigger( "click" );
  	assert.equal( main, 1, "Verify that the trigger happened correctly." );
  
  	main = 0;
  	jQuery( "#ap" ).on( "click", "#groups", false );
  	jQuery( "#groups" ).trigger( "click" );
  	assert.equal( main, 0, "Verify that no bubble happened." );
  
  	main = 0;
  	jQuery( "#ap" ).off( "click", "#groups", false );
  	jQuery( "#groups" ).trigger( "click" );
  	assert.equal( main, 1, "Verify that the trigger happened correctly." );
  	jQuery( "#qunit-fixture" ).off( "click", "#ap" );
  } );
  
  QUnit.test( "on()/trigger()/off() on plain object", function( assert ) {
  	assert.expect( 7 );
  
  	var events,
  		obj = {};
  
  	// Make sure it doesn't complain when no events are found
  	jQuery( obj ).trigger( "test" );
  
  	// Make sure it doesn't complain when no events are found
  	jQuery( obj ).off( "test" );
  
  	jQuery( obj ).on( {
  		"test": function() {
  			assert.ok( true, "Custom event run." );
  		},
  		"submit": function() {
  			assert.ok( true, "Custom submit event run." );
  		}
  	} );
  
  	events = jQuery._data( obj, "events" );
  	assert.ok( events, "Object has events bound." );
  	assert.equal( obj[ "events" ], undefined, "Events object on plain objects is not events" );
  	assert.equal( obj.test, undefined, "Make sure that test event is not on the plain object." );
  	assert.equal( obj.handle, undefined, "Make sure that the event handler is not on the plain object." );
  
  	// Should trigger 1
  	jQuery( obj ).trigger( "test" );
  	jQuery( obj ).trigger( "submit" );
  
  	jQuery( obj ).off( "test" );
  	jQuery( obj ).off( "submit" );
  
  	// Should trigger 0
  	jQuery( obj ).trigger( "test" );
  
  	// Make sure it doesn't complain when no events are found
  	jQuery( obj ).off( "test" );
  
  	assert.equal( obj && obj[ jQuery.expando ] &&
  			obj[ jQuery.expando ][ jQuery.expando ] &&
  			obj[ jQuery.expando ][ jQuery.expando ][ "events" ], undefined, "Make sure events object is removed" );
  } );
  
  QUnit.test( "off(type)", function( assert ) {
  	assert.expect( 1 );
  
  	var message, func,
  		$elem = jQuery( "#firstp" );
  
  	function error() {
  		assert.ok( false, message );
  	}
  
  	message = "unbind passing function";
  	$elem.on( "error1", error ).off( "error1", error ).triggerHandler( "error1" );
  
  	message = "unbind all from event";
  	$elem.on( "error1", error ).off( "error1" ).triggerHandler( "error1" );
  
  	message = "unbind all";
  	$elem.on( "error1", error ).off().triggerHandler( "error1" );
  
  	message = "unbind many with function";
  	$elem.on( "error1 error2", error )
  		.off( "error1 error2", error )
  		.trigger( "error1" ).triggerHandler( "error2" );
  
  	message = "unbind many"; // #3538
  	$elem.on( "error1 error2", error )
  		.off( "error1 error2" )
  		.trigger( "error1" ).triggerHandler( "error2" );
  
  	message = "unbind without a type or handler";
  	$elem.on( "error1 error2.test", error )
  		.off()
  		.trigger( "error1" ).triggerHandler( "error2" );
  
  	// Should only unbind the specified function
  	jQuery( document ).on( "click", function() {
  		assert.ok( true, "called handler after selective removal" );
  	} );
  	func = function() {};
  	jQuery( document )
  		.on( "click", func )
  		.off( "click", func )
  		.trigger( "click" )
  		.off( "click" );
  } );
  
  QUnit.test( "off(eventObject)", function( assert ) {
  	assert.expect( 4 );
  
  	var $elem = jQuery( "#firstp" ),
  		num;
  
  	function check( expected ) {
  		num = 0;
  		$elem.trigger( "foo" ).triggerHandler( "bar" );
  		assert.equal( num, expected, "Check the right handlers are triggered" );
  	}
  
  	$elem
  
  		// This handler shouldn't be unbound
  		.on( "foo", function() {
  			num += 1;
  		} )
  		.on( "foo", function( e ) {
  			$elem.off( e );
  			num += 2;
  		} )
  
  		// Neither this one
  		.on( "bar", function() {
  			num += 4;
  		} );
  
  	check( 7 );
  	check( 5 );
  
  	$elem.off( "bar" );
  	check( 1 );
  
  	$elem.off();
  	check( 0 );
  } );
  
  QUnit.test( "mouseover triggers mouseenter", function( assert ) {
  	assert.expect( 1 );
  
  	var count = 0,
  		elem = jQuery( "<a />" );
  	elem.on( "mouseenter", function() {
  		count++;
  	} );
  	elem.trigger( "mouseover" );
  	assert.equal( count, 1, "make sure mouseover triggers a mouseenter" );
  
  	elem.remove();
  } );
  
  QUnit.test( "pointerover triggers pointerenter", function( assert ) {
  	assert.expect( 1 );
  
  	var count = 0,
  		elem = jQuery( "<a />" );
  	elem.on( "pointerenter", function() {
  		count++;
  	} );
  	elem.trigger( "pointerover" );
  	assert.equal( count, 1, "make sure pointerover triggers a pointerenter" );
  
  	elem.remove();
  } );
  
  QUnit.test( "withinElement implemented with jQuery.contains()", function( assert ) {
  
  	assert.expect( 1 );
  
  	jQuery( "#qunit-fixture" ).append( "<div id='jc-outer'><div id='jc-inner'></div></div>" );
  
  	jQuery( "#jc-outer" ).on( "mouseenter mouseleave", function( event ) {
  		assert.equal( this.id, "jc-outer", this.id + " " + event.type );
  	} );
  
  	jQuery( "#jc-inner" ).trigger( "mouseenter" );
  } );
  
  QUnit.test( "mouseenter, mouseleave don't catch exceptions", function( assert ) {
  	assert.expect( 2 );
  
  	var elem = jQuery( "#firstp" ).on( "mouseenter mouseleave", function() {
  			throw "an Exception";
  		} );
  
  	try {
  		elem.trigger( "mouseenter" );
  	} catch ( e ) {
  		assert.equal( e, "an Exception", "mouseenter doesn't catch exceptions" );
  	}
  
  	try {
  		elem.trigger( "mouseleave" );
  	} catch ( e ) {
  		assert.equal( e, "an Exception", "mouseleave doesn't catch exceptions" );
  	}
  } );
  
  QUnit.test( "trigger() bubbling", function( assert ) {
  	assert.expect( 18 );
  
  	var win = 0, doc = 0, html = 0, body = 0, main = 0, ap = 0;
  
  	jQuery( window ).on( "click", function() { win++; } );
  	jQuery( document ).on( "click", function( e ) { if ( e.target !== document ) { doc++; } } );
  	jQuery( "html" ).on( "click", function() { html++; } );
  	jQuery( "body" ).on( "click", function() { body++; } );
  	jQuery( "#qunit-fixture" ).on( "click", function() { main++; } );
  	jQuery( "#ap" ).on( "click", function() { ap++; return false; } );
  
  	jQuery( "html" ).trigger( "click" );
  	assert.equal( win, 1, "HTML bubble" );
  	assert.equal( doc, 1, "HTML bubble" );
  	assert.equal( html, 1, "HTML bubble" );
  
  	jQuery( "body" ).trigger( "click" );
  	assert.equal( win, 2, "Body bubble" );
  	assert.equal( doc, 2, "Body bubble" );
  	assert.equal( html, 2, "Body bubble" );
  	assert.equal( body, 1, "Body bubble" );
  
  	jQuery( "#qunit-fixture" ).trigger( "click" );
  	assert.equal( win, 3, "Main bubble" );
  	assert.equal( doc, 3, "Main bubble" );
  	assert.equal( html, 3, "Main bubble" );
  	assert.equal( body, 2, "Main bubble" );
  	assert.equal( main, 1, "Main bubble" );
  
  	jQuery( "#ap" ).trigger( "click" );
  	assert.equal( doc, 3, "ap bubble" );
  	assert.equal( html, 3, "ap bubble" );
  	assert.equal( body, 2, "ap bubble" );
  	assert.equal( main, 1, "ap bubble" );
  	assert.equal( ap, 1, "ap bubble" );
  
  	jQuery( document ).trigger( "click" );
  	assert.equal( win, 4, "doc bubble" );
  
  	// manually clean up events from elements outside the fixture
  	jQuery( window ).off( "click" );
  	jQuery( document ).off( "click" );
  	jQuery( "html, body, #qunit-fixture" ).off( "click" );
  } );
  
  QUnit.test( "trigger(type, [data], [fn])", function( assert ) {
  	assert.expect( 16 );
  
  	var $elem, pass, form, elem2,
  		handler = function( event, a, b, c ) {
  		assert.equal( event.type, "click", "check passed data" );
  		assert.equal( a, 1, "check passed data" );
  		assert.equal( b, "2", "check passed data" );
  		assert.equal( c, "abc", "check passed data" );
  		return "test";
  	};
  
  	$elem = jQuery( "#firstp" );
  
  	// Simulate a "native" click
  	$elem[ 0 ].click = function() {
  		assert.ok( true, "Native call was triggered" );
  	};
  
  	jQuery( document ).on( "mouseenter", "#firstp", function() {
  		assert.ok( true, "Trigger mouseenter bound by on" );
  	} );
  
  	jQuery( document ).on( "mouseleave", "#firstp", function() {
  		assert.ok( true, "Trigger mouseleave bound by on" );
  	} );
  
  	$elem.trigger( "mouseenter" );
  
  	$elem.trigger( "mouseleave" );
  
  	jQuery( document ).off( "mouseenter mouseleave", "#firstp" );
  
  	// Triggers handlers and native
  	// Trigger 5
  	$elem.on( "click", handler ).trigger( "click", [ 1, "2", "abc" ] );
  
  	// Simulate a "native" click
  	$elem[ 0 ].click = function() {
  		assert.ok( false, "Native call was triggered" );
  	};
  
  	// Trigger only the handlers (no native)
  	// Triggers 5
  	assert.equal( $elem.triggerHandler( "click", [ 1, "2", "abc" ] ), "test", "Verify handler response" );
  
  	pass = true;
  	try {
  		elem2 = jQuery( "#form input" ).eq( 0 );
  		elem2.get( 0 ).style.display = "none";
  		elem2.trigger( "focus" );
  	} catch ( e ) {
  		pass = false;
  	}
  	assert.ok( pass, "Trigger focus on hidden element" );
  
  	pass = true;
  	try {
  		jQuery( "#qunit-fixture table" ).eq( 0 ).on( "test:test", function() {} ).trigger( "test:test" );
  	} catch ( e ) {
  		pass = false;
  	}
  	assert.ok( pass, "Trigger on a table with a colon in the even type, see #3533" );
  
  	form = jQuery( "<form action=''></form>" ).appendTo( "body" );
  
  	// Make sure it can be prevented locally
  	form.on( "submit", function() {
  		assert.ok( true, "Local `on` still works." );
  		return false;
  	} );
  
  	// Trigger 1
  	form.trigger( "submit" );
  
  	form.off( "submit" );
  
  	jQuery( document ).on( "submit", function() {
  		assert.ok( true, "Make sure bubble works up to document." );
  		return false;
  	} );
  
  	// Trigger 1
  	form.trigger( "submit" );
  
  	jQuery( document ).off( "submit" );
  
  	form.remove();
  } );
  
  QUnit.test( "submit event bubbles on copied forms (#11649)", function( assert ) {
  	assert.expect( 3 );
  
  	var $formByClone, $formByHTML,
  		$testForm = jQuery( "#testForm" ),
  		$fixture = jQuery( "#qunit-fixture" ),
  		$wrapperDiv = jQuery( "<div/>" ).appendTo( $fixture );
  
  	function noSubmit( e ) {
  		e.preventDefault();
  	}
  	function delegatedSubmit() {
  		assert.ok( true, "Make sure submit event bubbles up." );
  		return false;
  	}
  
  	// Attach a delegated submit handler to the parent element
  	$fixture.on( "submit", "form", delegatedSubmit );
  
  	// Trigger form submission to introduce the _submit_attached property
  	$testForm.on( "submit", noSubmit ).find( "input[name=sub1]" ).trigger( "click" );
  
  	// Copy the form via .clone() and .html()
  	$formByClone = $testForm.clone( true, true ).removeAttr( "id" );
  	$formByHTML = jQuery( jQuery.parseHTML( $fixture.html() ) ).filter( "#testForm" ).removeAttr( "id" );
  	$wrapperDiv.append( $formByClone, $formByHTML );
  
  	// Check submit bubbling on the copied forms
  	$wrapperDiv.find( "form" ).on( "submit", noSubmit ).find( "input[name=sub1]" ).trigger( "click" );
  
  	// Clean up
  	$wrapperDiv.remove();
  	$fixture.off( "submit", "form", delegatedSubmit );
  	$testForm.off( "submit", noSubmit );
  } );
  
  QUnit.test( "change event bubbles on copied forms (#11796)", function( assert ) {
  	assert.expect( 3 );
  
  	var $formByClone, $formByHTML,
  		$form = jQuery( "#form" ),
  		$fixture = jQuery( "#qunit-fixture" ),
  		$wrapperDiv = jQuery( "<div/>" ).appendTo( $fixture );
  
  	function delegatedChange() {
  		assert.ok( true, "Make sure change event bubbles up." );
  		return false;
  	}
  
  	// Attach a delegated change handler to the form
  	$fixture.on( "change", "form", delegatedChange );
  
  	// Trigger change event to introduce the _change_attached property
  	$form.find( "select[name=select1]" ).val( "1" ).trigger( "change" );
  
  	// Copy the form via .clone() and .html()
  	$formByClone = $form.clone( true, true ).removeAttr( "id" );
  	$formByHTML = jQuery( jQuery.parseHTML( $fixture.html() ) ).filter( "#form" ).removeAttr( "id" );
  	$wrapperDiv.append( $formByClone, $formByHTML );
  
  	// Check change bubbling on the copied forms
  	$wrapperDiv.find( "form select[name=select1]" ).val( "2" ).trigger( "change" );
  
  	// Clean up
  	$wrapperDiv.remove();
  	$fixture.off( "change", "form", delegatedChange );
  } );
  
  QUnit.test( "trigger(eventObject, [data], [fn])", function( assert ) {
  	assert.expect( 28 );
  
  	var event,
  		$parent = jQuery( "<div id='par' />" ).appendTo( "body" ),
  		$child = jQuery( "<p id='child'>foo</p>" ).appendTo( $parent );
  
  	$parent.get( 0 ).style.display = "none";
  
  	event = jQuery.Event( "noNew" );
  	assert.ok( event !== window, "Instantiate jQuery.Event without the 'new' keyword" );
  	assert.equal( event.type, "noNew", "Verify its type" );
  
  	assert.equal( event.isDefaultPrevented(), false, "Verify isDefaultPrevented" );
  	assert.equal( event.isPropagationStopped(), false, "Verify isPropagationStopped" );
  	assert.equal( event.isImmediatePropagationStopped(), false, "Verify isImmediatePropagationStopped" );
  
  	event.preventDefault();
  	assert.equal( event.isDefaultPrevented(), true, "Verify isDefaultPrevented" );
  	event.stopPropagation();
  	assert.equal( event.isPropagationStopped(), true, "Verify isPropagationStopped" );
  
  	event.isPropagationStopped = function() { return false; };
  	event.stopImmediatePropagation();
  	assert.equal( event.isPropagationStopped(), true, "Verify isPropagationStopped" );
  	assert.equal( event.isImmediatePropagationStopped(), true, "Verify isPropagationStopped" );
  
  	$parent.on( "foo", function( e ) {
  
  		// Tries bubbling
  		assert.equal( e.type, "foo", "Verify event type when passed passing an event object" );
  		assert.equal( e.target.id, "child", "Verify event.target when passed passing an event object" );
  		assert.equal( e.currentTarget.id, "par", "Verify event.currentTarget when passed passing an event object" );
  		assert.equal( e.secret, "boo!", "Verify event object's custom attribute when passed passing an event object" );
  	} );
  
  	// test with an event object
  	event = new jQuery.Event( "foo" );
  	event.secret = "boo!";
  	$child.trigger( event );
  
  	// test with a literal object
  	$child.trigger( { "type": "foo", "secret": "boo!" } );
  
  	$parent.off();
  
  	function error() {
  		assert.ok( false, "This assertion shouldn't be reached" );
  	}
  
  	$parent.on( "foo", error );
  
  	$child.on( "foo", function( e, a, b, c ) {
  		assert.equal( arguments.length, 4, "Check arguments length" );
  		assert.equal( a, 1, "Check first custom argument" );
  		assert.equal( b, 2, "Check second custom argument" );
  		assert.equal( c, 3, "Check third custom argument" );
  
  		assert.equal( e.isDefaultPrevented(), false, "Verify isDefaultPrevented" );
  		assert.equal( e.isPropagationStopped(), false, "Verify isPropagationStopped" );
  		assert.equal( e.isImmediatePropagationStopped(), false, "Verify isImmediatePropagationStopped" );
  
  		// Skips both errors
  		e.stopImmediatePropagation();
  
  		return "result";
  	} );
  
  	// We should add this back in when we want to test the order
  	// in which event handlers are iterated.
  	//$child.on("foo", error );
  
  	event = new jQuery.Event( "foo" );
  	$child.trigger( event, [ 1, 2, 3 ] ).off();
  	assert.equal( event.result, "result", "Check event.result attribute" );
  
  	// Will error if it bubbles
  	$child.triggerHandler( "foo" );
  
  	$child.off();
  	$parent.off().remove();
  
  	// Ensure triggerHandler doesn't molest its event object (#xxx)
  	event = jQuery.Event( "zowie" );
  	jQuery( document ).triggerHandler( event );
  	assert.equal( event.type, "zowie", "Verify its type" );
  	assert.equal( event.isPropagationStopped(), false, "propagation not stopped" );
  	assert.equal( event.isDefaultPrevented(), false, "default not prevented" );
  } );
  
  QUnit.test( ".trigger() bubbling on disconnected elements (#10489)", function( assert ) {
  	assert.expect( 2 );
  
  	jQuery( window ).on( "click", function() {
  		assert.ok( false, "click fired on window" );
  	} );
  
  	jQuery( "<div><p>hi</p></div>" )
  		.on( "click", function() {
  			assert.ok( true, "click fired on div" );
  		} )
  		.find( "p" )
  			.on( "click", function() {
  				assert.ok( true, "click fired on p" );
  			} )
  			.trigger( "click" )
  			.off( "click" )
  		.end()
  		.off( "click" )
  		.remove();
  
  	jQuery( window ).off( "click" );
  } );
  
  QUnit.test( ".trigger() doesn't bubble load event (#10717)", function( assert ) {
  	assert.expect( 1 );
  
  	jQuery( window ).on( "load", function() {
  		assert.ok( false, "load fired on window" );
  	} );
  
  	jQuery( "<img src='" + baseURL + "1x1.jpg' />" )
  		.appendTo( "body" )
  		.on( "load", function() {
  			assert.ok( true, "load fired on img" );
  		} )
  		.trigger( "load" )
  		.remove();
  
  	jQuery( window ).off( "load" );
  } );
  
  QUnit.test( "Delegated events in SVG (#10791; #13180)", function( assert ) {
  	assert.expect( 2 );
  
  	var useElem, e,
  		svg = jQuery(
  			"<svg height='1' version='1.1' width='1' xmlns='http://www.w3.org/2000/svg'>" +
  			"<defs><rect id='ref' x='10' y='20' width='100' height='60' r='10' rx='10' ry='10'></rect></defs>" +
  			"<rect class='svg-by-class' x='10' y='20' width='100' height='60' r='10' rx='10' ry='10'></rect>" +
  			"<rect id='svg-by-id' x='10' y='20' width='100' height='60' r='10' rx='10' ry='10'></rect>" +
  			"<use id='use' xlink:href='#ref'></use>" +
  			"</svg>"
  		);
  
  	jQuery( "#qunit-fixture" )
  		.append( svg )
  		.on( "click", "#svg-by-id", function() {
  			assert.ok( true, "delegated id selector" );
  		} )
  		.on( "click", "[class~='svg-by-class']", function() {
  			assert.ok( true, "delegated class selector" );
  		} )
  		.find( "#svg-by-id, [class~='svg-by-class']" )
  			.trigger( "click" )
  		.end();
  
  	// Fire a native click on an SVGElementInstance (the instance tree of an SVG <use>)
  	// to confirm that it doesn't break our event delegation handling (#13180)
  	useElem = svg.find( "#use" )[ 0 ];
  	if ( document.createEvent && useElem && useElem.instanceRoot ) {
  		e = document.createEvent( "MouseEvents" );
  		e.initEvent( "click", true, true );
  		useElem.instanceRoot.dispatchEvent( e );
  	}
  
  	jQuery( "#qunit-fixture" ).off( "click" );
  } );
  
  QUnit.test( "Delegated events with malformed selectors (gh-3071)", function( assert ) {
  	assert.expect( 3 );
  
  	assert.throws( function() {
  		jQuery( "#foo" ).on( "click", ":not", function() {} );
  	}, "malformed selector throws on attach" );
  
  	assert.throws( function() {
  		jQuery( "#foo" ).on( "click", "nonexistent:not", function() {} );
  	}, "short-circuitable malformed selector throws on attach" );
  
  	jQuery( "#foo > :first-child" ).trigger( "click" );
  	assert.ok( true, "malformed selector does not throw on event" );
  } );
  
  QUnit.test( "Delegated events in forms (#10844; #11145; #8165; #11382, #11764)", function( assert ) {
  	assert.expect( 5 );
  
  	// Alias names like "id" cause havoc
  	var form = jQuery(
  			"<form id='myform'>" +
  				"<input type='text' name='id' value='secret agent man' />" +
  			"</form>"
  		)
  		.on( "submit", function( event ) {
  			event.preventDefault();
  		} )
  		.appendTo( "body" );
  
  	jQuery( "body" )
  		.on( "submit", "#myform", function() {
  			assert.ok( true, "delegated id selector with aliased id" );
  		} )
  		.find( "#myform" )
  			.trigger( "submit" )
  		.end()
  		.off( "submit" );
  
  	form.append( "<input type='text' name='disabled' value='differently abled' />" );
  	jQuery( "body" )
  		.on( "submit", "#myform", function() {
  			assert.ok( true, "delegated id selector with aliased disabled" );
  		} )
  		.find( "#myform" )
  			.trigger( "submit" )
  		.end()
  		.off( "submit" );
  
  	form
  		.append( "<button id='nestyDisabledBtn'><span>Zing</span></button>" )
  		.on( "click", "#nestyDisabledBtn", function() {
  			assert.ok( true, "click on enabled/disabled button with nesty elements" );
  		} )
  		.on( "mouseover", "#nestyDisabledBtn", function() {
  			assert.ok( true, "mouse on enabled/disabled button with nesty elements" );
  		} )
  		.find( "span" )
  			.trigger( "click" )		// yep
  			.trigger( "mouseover" )	// yep
  		.end()
  		.find( "#nestyDisabledBtn" ).prop( "disabled", true ).end()
  		.find( "span" )
  			.trigger( "click" )		// nope
  			.trigger( "mouseover" )	// yep
  		.end()
  		.off( "click" );
  
  	form.remove();
  } );
  
  QUnit.test( "Submit event can be stopped (#11049)", function( assert ) {
  	assert.expect( 1 );
  
  	// Since we manually bubble in IE, make sure inner handlers get a chance to cancel
  	var form = jQuery(
  			"<form id='myform'>" +
  				"<input type='text' name='sue' value='bawls' />" +
  				"<input type='submit' />" +
  			"</form>"
  		)
  		.appendTo( "body" );
  
  	jQuery( "body" )
  		.on( "submit", function() {
  			assert.ok( true, "submit bubbled on first handler" );
  			return false;
  		} )
  		.find( "#myform input[type=submit]" )
  			.each( function() { this.click(); } )
  		.end()
  		.on( "submit", function() {
  			assert.ok( false, "submit bubbled on second handler" );
  			return false;
  		} )
  		.find( "#myform input[type=submit]" )
  			.each( function() {
  				jQuery( this.form ).on( "submit", function( e ) {
  					e.preventDefault();
  					e.stopPropagation();
  				} );
  				this.click();
  			} )
  		.end()
  		.off( "submit" );
  
  	form.remove();
  } );
  
  // Support: iOS <=7 - 12+
  // iOS has the window.onbeforeunload field but doesn't support the beforeunload
  // handler making it impossible to feature-detect the support.
  QUnit[ /(ipad|iphone|ipod)/i.test( navigator.userAgent ) ? "skip" : "test" ](
  	"on(beforeunload)", function( assert ) {
  	assert.expect( 1 );
  	var iframe = jQuery( jQuery.parseHTML( "<iframe src='" + baseURL + "event/onbeforeunload.html'><iframe>" ) );
  	var done = assert.async();
  
  	window.onmessage = function( event ) {
  		var payload = JSON.parse( event.data );
  
  		assert.ok( payload.event, "beforeunload", "beforeunload event" );
  
  		iframe.remove();
  		window.onmessage = null;
  		done();
  	};
  
  	iframe.appendTo( "#qunit-fixture" );
  } );
  
  QUnit.test( "jQuery.Event( type, props )", function( assert ) {
  
  	assert.expect( 6 );
  
  	var event = jQuery.Event( "keydown", { keyCode: 64 } ),
  			handler = function( event ) {
  				assert.ok( "keyCode" in event, "Special property 'keyCode' exists" );
  				assert.equal( event.keyCode, 64, "event.keyCode has explicit value '64'" );
  			};
  
  	// Supports jQuery.Event implementation
  	assert.equal( event.type, "keydown", "Verify type" );
  
  	// ensure "type" in props won't clobber the one set by constructor
  	assert.equal( jQuery.inArray( "type", jQuery.event.props ), -1, "'type' property not in props (#10375)" );
  
  	assert.ok( "keyCode" in event, "Special 'keyCode' property exists" );
  
  	assert.strictEqual( jQuery.isPlainObject( event ), false, "Instances of $.Event should not be identified as a plain object." );
  
  	jQuery( "body" ).on( "keydown", handler ).trigger( event );
  
  	jQuery( "body" ).off( "keydown" );
  
  } );
  
  QUnit.test( "jQuery.Event properties", function( assert ) {
  	assert.expect( 12 );
  
  	var handler,
  		$structure = jQuery( "<div id='ancestor'><p id='delegate'><span id='target'>shiny</span></p></div>" ),
  		$target = $structure.find( "#target" );
  
  	handler = function( e ) {
  		assert.strictEqual( e.currentTarget, this, "currentTarget at " + this.id );
  		assert.equal( e.isTrigger, 3, "trigger at " + this.id );
  	};
  	$structure.one( "click", handler );
  	$structure.one( "click", "p", handler );
  	$target.one( "click", handler );
  	$target[ 0 ].onclick = function( e ) {
  		assert.strictEqual( e.currentTarget, this, "currentTarget at target (native handler)" );
  		assert.equal( e.isTrigger, 3, "trigger at target (native handler)" );
  	};
  	$target.trigger( "click" );
  
  	$target.one( "click", function( e ) {
  		assert.equal( e.isTrigger, 2, "triggerHandler at target" );
  	} );
  	$target[ 0 ].onclick = function( e ) {
  		assert.equal( e.isTrigger, 2, "triggerHandler at target (native handler)" );
  	};
  	$target.triggerHandler( "click" );
  
  	handler = function( e ) {
  		assert.strictEqual( e.isTrigger, undefined, "native event at " + this.id );
  	};
  	$target.one( "click", handler );
  	$target[ 0 ].onclick = function( e ) {
  		assert.strictEqual( e.isTrigger, undefined, "native event at target (native handler)" );
  	};
  	fireNative( $target[ 0 ], "click" );
  } );
  
  QUnit.test( ".on()/.off()", function( assert ) {
  	assert.expect( 65 );
  
  	var event, clicked, hash, called, livec, lived, livee,
  		submit = 0, div = 0, livea = 0, liveb = 0;
  
  	jQuery( "#body" ).on( "submit", "#qunit-fixture div", function() { submit++; return false; } );
  	jQuery( "#body" ).on( "click", "#qunit-fixture div", function() { div++; } );
  	jQuery( "#body" ).on( "click", "div#nothiddendiv", function() { livea++; } );
  	jQuery( "#body" ).on( "click", "div#nothiddendivchild", function() { liveb++; } );
  
  	// Nothing should trigger on the body
  	jQuery( "body" ).trigger( "click" );
  	assert.equal( submit, 0, "Click on body" );
  	assert.equal( div, 0, "Click on body" );
  	assert.equal( livea, 0, "Click on body" );
  	assert.equal( liveb, 0, "Click on body" );
  
  	// This should trigger two events
  	submit = 0; div = 0; livea = 0; liveb = 0;
  	jQuery( "div#nothiddendiv" ).trigger( "click" );
  	assert.equal( submit, 0, "Click on div" );
  	assert.equal( div, 1, "Click on div" );
  	assert.equal( livea, 1, "Click on div" );
  	assert.equal( liveb, 0, "Click on div" );
  
  	// This should trigger three events (w/ bubbling)
  	submit = 0; div = 0; livea = 0; liveb = 0;
  	jQuery( "div#nothiddendivchild" ).trigger( "click" );
  	assert.equal( submit, 0, "Click on inner div" );
  	assert.equal( div, 2, "Click on inner div" );
  	assert.equal( livea, 1, "Click on inner div" );
  	assert.equal( liveb, 1, "Click on inner div" );
  
  	// This should trigger one submit
  	submit = 0; div = 0; livea = 0; liveb = 0;
  	jQuery( "div#nothiddendivchild" ).trigger( "submit" );
  	assert.equal( submit, 1, "Submit on div" );
  	assert.equal( div, 0, "Submit on div" );
  	assert.equal( livea, 0, "Submit on div" );
  	assert.equal( liveb, 0, "Submit on div" );
  
  	// Make sure no other events were removed in the process
  	submit = 0; div = 0; livea = 0; liveb = 0;
  	jQuery( "div#nothiddendivchild" ).trigger( "click" );
  	assert.equal( submit, 0, "off Click on inner div" );
  	assert.equal( div, 2, "off Click on inner div" );
  	assert.equal( livea, 1, "off Click on inner div" );
  	assert.equal( liveb, 1, "off Click on inner div" );
  
  	// Now make sure that the removal works
  	submit = 0; div = 0; livea = 0; liveb = 0;
  	jQuery( "#body" ).off( "click", "div#nothiddendivchild" );
  	jQuery( "div#nothiddendivchild" ).trigger( "click" );
  	assert.equal( submit, 0, "off Click on inner div" );
  	assert.equal( div, 2, "off Click on inner div" );
  	assert.equal( livea, 1, "off Click on inner div" );
  	assert.equal( liveb, 0, "off Click on inner div" );
  
  	// Make sure that the click wasn't removed too early
  	submit = 0; div = 0; livea = 0; liveb = 0;
  	jQuery( "div#nothiddendiv" ).trigger( "click" );
  	assert.equal( submit, 0, "off Click on inner div" );
  	assert.equal( div, 1, "off Click on inner div" );
  	assert.equal( livea, 1, "off Click on inner div" );
  	assert.equal( liveb, 0, "off Click on inner div" );
  
  	// Make sure that stopPropagation doesn't stop live events
  	submit = 0; div = 0; livea = 0; liveb = 0;
  	jQuery( "#body" ).on( "click", "div#nothiddendivchild", function( e ) { liveb++; e.stopPropagation(); } );
  	jQuery( "div#nothiddendivchild" ).trigger( "click" );
  	assert.equal( submit, 0, "stopPropagation Click on inner div" );
  	assert.equal( div, 1, "stopPropagation Click on inner div" );
  	assert.equal( livea, 0, "stopPropagation Click on inner div" );
  	assert.equal( liveb, 1, "stopPropagation Click on inner div" );
  
  	// Make sure click events only fire with primary click
  	submit = 0; div = 0; livea = 0; liveb = 0;
  	event = jQuery.Event( "click" );
  	event.button = 1;
  	jQuery( "div#nothiddendiv" ).trigger( event );
  
  	assert.equal( livea, 0, "on secondary click" );
  
  	jQuery( "#body" ).off( "click", "div#nothiddendivchild" );
  	jQuery( "#body" ).off( "click", "div#nothiddendiv" );
  	jQuery( "#body" ).off( "click", "#qunit-fixture div" );
  	jQuery( "#body" ).off( "submit", "#qunit-fixture div" );
  
  	// Test binding with a different context
  	clicked = 0;
  	jQuery( "#qunit-fixture" ).on( "click", "#foo", function() { clicked++; } );
  	jQuery( "#qunit-fixture div" ).trigger( "click" );
  	jQuery( "#foo" ).trigger( "click" );
  	jQuery( "#qunit-fixture" ).trigger( "click" );
  	jQuery( "body" ).trigger( "click" );
  	assert.equal( clicked, 2, "on with a context" );
  
  	// Test unbinding with a different context
  	jQuery( "#qunit-fixture" ).off( "click", "#foo" );
  	jQuery( "#foo" ).trigger( "click" );
  	assert.equal( clicked, 2, "off with a context" );
  
  	// Test binding with event data
  	jQuery( "#body" ).on( "click", "#foo", true, function( e ) {
  		assert.equal( e.data, true, "on with event data" );
  	} );
  	jQuery( "#foo" ).trigger( "click" );
  	jQuery( "#body" ).off( "click", "#foo" );
  
  	// Test binding with trigger data
  	jQuery( "#body" ).on( "click", "#foo", function( e, data ) {
  		assert.equal( data, true, "on with trigger data" );
  	} );
  	jQuery( "#foo" ).trigger( "click", true );
  	jQuery( "#body" ).off( "click", "#foo" );
  
  	// Test binding with different this object
  	jQuery( "#body" ).on( "click", "#foo", function() {
  			assert.equal( this.foo, "bar", "on with event scope" );
  	}.bind( { "foo": "bar" } ) );
  
  	jQuery( "#foo" ).trigger( "click" );
  	jQuery( "#body" ).off( "click", "#foo" );
  
  	// Test binding with different this object, event data, and trigger data
  	jQuery( "#body" ).on( "click", "#foo", true, function( e, data ) {
  		assert.equal( e.data, true, "on with with different this object, event data, and trigger data" );
  		assert.equal( this.foo, "bar", "on with with different this object, event data, and trigger data" );
  		assert.equal( data, true, "on with with different this object, event data, and trigger data" );
  	}.bind( { "foo": "bar" } ) );
  	jQuery( "#foo" ).trigger( "click", true );
  	jQuery( "#body" ).off( "click", "#foo" );
  
  	// Verify that return false prevents default action
  	jQuery( "#body" ).on( "click", "#anchor2", function() { return false; } );
  	hash = window.location.hash;
  	jQuery( "#anchor2" ).trigger( "click" );
  	assert.equal( window.location.hash, hash, "return false worked" );
  	jQuery( "#body" ).off( "click", "#anchor2" );
  
  	// Verify that .preventDefault() prevents default action
  	jQuery( "#body" ).on( "click", "#anchor2", function( e ) { e.preventDefault(); } );
  	hash = window.location.hash;
  	jQuery( "#anchor2" ).trigger( "click" );
  	assert.equal( window.location.hash, hash, "e.preventDefault() worked" );
  	jQuery( "#body" ).off( "click", "#anchor2" );
  
  	// Test binding the same handler to multiple points
  	called = 0;
  	function callback() { called++; return false; }
  
  	jQuery( "#body" ).on( "click", "#nothiddendiv", callback );
  	jQuery( "#body" ).on( "click", "#anchor2", callback );
  
  	jQuery( "#nothiddendiv" ).trigger( "click" );
  	assert.equal( called, 1, "Verify that only one click occurred." );
  
  	called = 0;
  	jQuery( "#anchor2" ).trigger( "click" );
  	assert.equal( called, 1, "Verify that only one click occurred." );
  
  	// Make sure that only one callback is removed
  	jQuery( "#body" ).off( "click", "#anchor2", callback );
  
  	called = 0;
  	jQuery( "#nothiddendiv" ).trigger( "click" );
  	assert.equal( called, 1, "Verify that only one click occurred." );
  
  	called = 0;
  	jQuery( "#anchor2" ).trigger( "click" );
  	assert.equal( called, 0, "Verify that no click occurred." );
  
  	// Make sure that it still works if the selector is the same,
  	// but the event type is different
  	jQuery( "#body" ).on( "foo", "#nothiddendiv", callback );
  
  	// Cleanup
  	jQuery( "#body" ).off( "click", "#nothiddendiv", callback );
  
  	called = 0;
  	jQuery( "#nothiddendiv" ).trigger( "click" );
  	assert.equal( called, 0, "Verify that no click occurred." );
  
  	called = 0;
  	jQuery( "#nothiddendiv" ).trigger( "foo" );
  	assert.equal( called, 1, "Verify that one foo occurred." );
  
  	// Cleanup
  	jQuery( "#body" ).off( "foo", "#nothiddendiv", callback );
  
  	// Make sure we don't loose the target by DOM modifications
  	// after the bubble already reached the liveHandler
  	livec = 0;
  	jQuery( "#nothiddendivchild" ).html( "<span></span>" );
  
  	jQuery( "#body" ).on( "click", "#nothiddendivchild", function() { jQuery( "#nothiddendivchild" ).html( "" ); } );
  	jQuery( "#body" ).on( "click", "#nothiddendivchild", function( e ) { if ( e.target ) {livec++;} } );
  
  	jQuery( "#nothiddendiv span" ).trigger( "click" );
  	assert.equal( jQuery( "#nothiddendiv span" ).length, 0, "Verify that first handler occurred and modified the DOM." );
  	assert.equal( livec, 1, "Verify that second handler occurred even with nuked target." );
  
  	// Cleanup
  	jQuery( "#body" ).off( "click", "#nothiddendivchild" );
  
  	// Verify that .live() occurs and cancel bubble in the same order as
  	// we would expect .on() and .click() without delegation
  	lived = 0;
  	livee = 0;
  
  	// bind one pair in one order
  	jQuery( "#body" ).on( "click", "span#liveSpan1 a", function() { lived++; return false; } );
  	jQuery( "#body" ).on( "click", "span#liveSpan1", function() { livee++; } );
  
  	jQuery( "span#liveSpan1 a" ).trigger( "click" );
  	assert.equal( lived, 1, "Verify that only one first handler occurred." );
  	assert.equal( livee, 0, "Verify that second handler doesn't." );
  
  	// and one pair in inverse
  	jQuery( "#body" ).on( "click", "span#liveSpan2", function() { livee++; } );
  	jQuery( "#body" ).on( "click", "span#liveSpan2 a", function() { lived++; return false; } );
  
  	lived = 0;
  	livee = 0;
  	jQuery( "span#liveSpan2 a" ).trigger( "click" );
  	assert.equal( lived, 1, "Verify that only one first handler occurred." );
  	assert.equal( livee, 0, "Verify that second handler doesn't." );
  
  	// Cleanup
  	jQuery( "#body" ).off( "click", "**" );
  
  	// Test this, target and currentTarget are correct
  	jQuery( "#body" ).on( "click", "span#liveSpan1", function( e ) {
  		assert.equal( this.id, "liveSpan1", "Check the this within a on handler" );
  		assert.equal( e.currentTarget.id, "liveSpan1", "Check the event.currentTarget within a on handler" );
  		assert.equal( e.delegateTarget, document.body, "Check the event.delegateTarget within a on handler" );
  		assert.equal( e.target.nodeName.toUpperCase(), "A", "Check the event.target within a on handler" );
  	} );
  
  	jQuery( "span#liveSpan1 a" ).trigger( "click" );
  
  	jQuery( "#body" ).off( "click", "span#liveSpan1" );
  
  	// Work with deep selectors
  	livee = 0;
  
  	function clickB() { livee++; }
  
  	jQuery( "#body" ).on( "click", "#nothiddendiv div", function() { livee++; } );
  	jQuery( "#body" ).on( "click", "#nothiddendiv div", clickB );
  	jQuery( "#body" ).on( "mouseover", "#nothiddendiv div", function() { livee++; } );
  
  	assert.equal( livee, 0, "No clicks, deep selector." );
  
  	livee = 0;
  	jQuery( "#nothiddendivchild" ).trigger( "click" );
  	assert.equal( livee, 2, "Click, deep selector." );
  
  	livee = 0;
  	jQuery( "#nothiddendivchild" ).trigger( "mouseover" );
  	assert.equal( livee, 1, "Mouseover, deep selector." );
  
  	jQuery( "#body" ).off( "mouseover", "#nothiddendiv div" );
  
  	livee = 0;
  	jQuery( "#nothiddendivchild" ).trigger( "click" );
  	assert.equal( livee, 2, "Click, deep selector." );
  
  	livee = 0;
  	jQuery( "#nothiddendivchild" ).trigger( "mouseover" );
  	assert.equal( livee, 0, "Mouseover, deep selector." );
  
  	jQuery( "#body" ).off( "click", "#nothiddendiv div", clickB );
  
  	livee = 0;
  	jQuery( "#nothiddendivchild" ).trigger( "click" );
  	assert.equal( livee, 1, "Click, deep selector." );
  
  	jQuery( "#body" ).off( "click", "#nothiddendiv div" );
  } );
  
  QUnit.test( "jQuery.off using dispatched jQuery.Event", function( assert ) {
  	assert.expect( 1 );
  
  	var markup = jQuery( "<p><a href='#'>target</a></p>" ),
  		count = 0;
  	markup
  		.on( "click.name", "a", function( event ) {
  			assert.equal( ++count, 1, "event called once before removal" );
  			jQuery().off( event );
  		} )
  		.find( "a" ).trigger( "click" ).trigger( "click" ).end()
  		.remove();
  } );
  
  QUnit.test( "events with type matching an Object.prototype property (gh-3256)", function( assert ) {
  	assert.expect( 1 );
  
  	var elem = jQuery( "<div/>" ),
  		eventFired = false;
  
  	elem.appendTo( "#qunit-fixture" );
  
  	try {
  		elem
  			.one( "hasOwnProperty", function() {
  				eventFired = true;
  			} )
  			.trigger( "hasOwnProperty" );
  	} finally {
  		assert.strictEqual( eventFired, true, "trigger fired without crashing" );
  	}
  } );
  
  QUnit.test( "events with type matching an Object.prototype property, cloned element (gh-3256)",
  	function( assert ) {
  	assert.expect( 1 );
  
  	var elem = jQuery( "<div/>" ),
  		eventFired = false;
  
  	elem.appendTo( "#qunit-fixture" );
  
  	try {
  		// Make sure the original element has some event data.
  		elem.on( "click", function() {} );
  
  		elem
  			.clone( true )
  			.one( "hasOwnProperty", function() {
  				eventFired = true;
  			} )
  			.trigger( "hasOwnProperty" );
  	} finally {
  		assert.strictEqual( eventFired, true, "trigger fired without crashing" );
  	}
  } );
  
  // selector-native does not support scope-fixing in delegation
  QUnit[ QUnit.jQuerySelectors ? "test" : "skip" ]( "delegated event with delegateTarget-relative selector", function( assert ) {
  	assert.expect( 3 );
  	var markup = jQuery( "<div><ul><li><a id=\"a0\"></a><ul id=\"ul0\"><li class=test><a id=\"a0_0\"></a></li><li><a id=\"a0_1\"></a></li></ul></li></ul></div>" ).appendTo( "#qunit-fixture" );
  
  	// Non-positional selector (#12383)
  	markup.find( "#ul0" )
  		.on( "click", "div li a", function() {
  			assert.ok( false, "div is ABOVE the delegation point!" );
  		} )
  		.on( "click", "ul a", function() {
  			assert.ok( false, "ul IS the delegation point!" );
  		} )
  		.on( "click", "li.test a", function() {
  			assert.ok( true, "li.test is below the delegation point." );
  		} )
  		.find( "#a0_0" ).trigger( "click" ).end()
  		.off( "click" );
  
  	if ( QUnit.jQuerySelectorsPos ) {
  		// Positional selector (#11315)
  		markup.find( "ul" ).eq( 0 )
  			.on( "click", ">li>a", function() {
  				assert.ok( this.id === "a0", "child li was clicked" );
  			} )
  			.find( "#ul0" )
  				.on( "click", "li:first>a", function() {
  					assert.ok( this.id === "a0_0", "first li under #u10 was clicked" );
  				} )
  			.end()
  			.find( "a" ).trigger( "click" ).end()
  			.find( "#ul0" ).off();
  	} else {
  		assert.ok( "skip", "Positional selectors are not supported" );
  		assert.ok( "skip", "Positional selectors are not supported" );
  	}
  
  	markup.remove();
  } );
  
  QUnit.test( "delegated event with selector matching Object.prototype property (#13203)", function( assert ) {
  	assert.expect( 1 );
  
  	var matched = 0;
  
  	jQuery( "#foo" ).on( "click", "toString", function() {
  		matched++;
  	} );
  
  	jQuery( "#anchor2" ).trigger( "click" );
  
  	assert.equal( matched, 0, "Nothing matched 'toString'" );
  } );
  
  QUnit.test( "delegated event with intermediate DOM manipulation (#13208)", function( assert ) {
  	assert.expect( 1 );
  
  	jQuery( "#foo" ).on( "click", "[id=sap]", function() {} );
  	jQuery( "#sap" ).on( "click", "[id=anchor2]", function() {
  		document.createDocumentFragment().appendChild( this.parentNode );
  		assert.ok( true, "Element removed" );
  	} );
  	jQuery( "#anchor2" ).trigger( "click" );
  } );
  
  QUnit.test( "ignore comment nodes in event delegation (gh-2055)", function( assert ) {
  	assert.expect( 1 );
  
  	// Test if DOMNodeInserted is supported
  	// This is a back-up for when DOMNodeInserted support
  	// is eventually removed from browsers
  	function test() {
  		var ret = false;
  		var $fixture = jQuery( "#qunit-fixture" );
  		$fixture.on( "DOMNodeInserted", function() {
  			ret = true;
  			$fixture.off( "DOMNodeInserted" );
  		} ).append( "<div></div>" );
  		return ret;
  	}
  
  	var $foo = jQuery( "#foo" ).on( "DOMNodeInserted", "[id]", function() {
  		assert.ok( true, "No error thrown on comment node" );
  	} ),
  		$comment = jQuery( document.createComment( "comment" ) )
  			.appendTo( $foo.find( "#sap" ) );
  
  	if ( !test() ) {
  		fireNative( $comment[ 0 ], "DOMNodeInserted" );
  	}
  } );
  
  QUnit.test( "stopPropagation() stops directly-bound events on delegated target", function( assert ) {
  	assert.expect( 1 );
  
  	var markup = jQuery( "<div><p><a href=\"#\">target</a></p></div>" );
  	markup
  		.on( "click", function() {
  			assert.ok( false, "directly-bound event on delegate target was called" );
  		} )
  		.on( "click", "a", function( e ) {
  			e.stopPropagation();
  			assert.ok( true, "delegated handler was called" );
  		} )
  		.find( "a" ).trigger( "click" ).end()
  		.remove();
  } );
  
  QUnit.test( "off all bound delegated events", function( assert ) {
  	assert.expect( 2 );
  
  	var count = 0,
  		clicks = 0,
  		div = jQuery( "#body" );
  
  	div.on( "click submit", "div#nothiddendivchild", function() { count++; } );
  	div.on( "click", function() { clicks++; } );
  	div.off( undefined, "**" );
  
  	jQuery( "div#nothiddendivchild" ).trigger( "click" );
  	jQuery( "div#nothiddendivchild" ).trigger( "submit" );
  
  	assert.equal( count, 0, "Make sure no events were triggered." );
  
  	div.trigger( "click" );
  	assert.equal( clicks, 2, "Make sure delegated and directly bound event occurred." );
  	div.off( "click" );
  } );
  
  QUnit.test( "on with multiple delegated events", function( assert ) {
  	assert.expect( 1 );
  
  	var count = 0,
  		div = jQuery( "#body" );
  
  	div.on( "click submit", "div#nothiddendivchild", function() { count++; } );
  
  	jQuery( "div#nothiddendivchild" ).trigger( "click" );
  	jQuery( "div#nothiddendivchild" ).trigger( "submit" );
  
  	assert.equal( count, 2, "Make sure both the click and submit were triggered." );
  
  	jQuery( "#body" ).off( undefined, "**" );
  } );
  
  QUnit.test( "delegated on with change", function( assert ) {
  	assert.expect( 8 );
  
  	var select, checkbox, checkboxFunction,
  		text, textChange, oldTextVal,
  		password, passwordChange, oldPasswordVal,
  		selectChange = 0,
  		checkboxChange = 0;
  
  	select = jQuery( "select[name='S1']" );
  	jQuery( "#body" ).on( "change", "select[name='S1']", function() {
  		selectChange++;
  	} );
  
  	checkbox = jQuery( "#check2" );
  	checkboxFunction = function() {
  		checkboxChange++;
  	};
  	jQuery( "#body" ).on( "change", "#check2", checkboxFunction );
  
  	// test click on select
  
  	// second click that changed it
  	selectChange = 0;
  	select[ 0 ].selectedIndex = select[ 0 ].selectedIndex ? 0 : 1;
  	select.trigger( "change" );
  	assert.equal( selectChange, 1, "Change on click." );
  
  	// test keys on select
  	selectChange = 0;
  	select[ 0 ].selectedIndex = select[ 0 ].selectedIndex ? 0 : 1;
  	select.trigger( "change" );
  	assert.equal( selectChange, 1, "Change on keyup." );
  
  	// test click on checkbox
  	checkbox.trigger( "change" );
  	assert.equal( checkboxChange, 1, "Change on checkbox." );
  
  	// test blur/focus on text
  	text = jQuery( "#name" );
  	textChange = 0;
  	oldTextVal = text.val();
  
  	jQuery( "#body" ).on( "change", "#name", function() {
  		textChange++;
  	} );
  
  	text.val( oldTextVal + "foo" );
  	text.trigger( "change" );
  	assert.equal( textChange, 1, "Change on text input." );
  
  	text.val( oldTextVal );
  	jQuery( "#body" ).off( "change", "#name" );
  
  	// test blur/focus on password
  	password = jQuery( "#name" );
  	passwordChange = 0;
  	oldPasswordVal = password.val();
  	jQuery( "#body" ).on( "change", "#name", function() {
  		passwordChange++;
  	} );
  
  	password.val( oldPasswordVal + "foo" );
  	password.trigger( "change" );
  	assert.equal( passwordChange, 1, "Change on password input." );
  
  	password.val( oldPasswordVal );
  	jQuery( "#body" ).off( "change", "#name" );
  
  	// make sure die works
  
  	// die all changes
  	selectChange = 0;
  	jQuery( "#body" ).off( "change", "select[name='S1']" );
  	select[ 0 ].selectedIndex = select[ 0 ].selectedIndex ? 0 : 1;
  	select.trigger( "change" );
  	assert.equal( selectChange, 0, "Die on click works." );
  
  	selectChange = 0;
  	select[ 0 ].selectedIndex = select[ 0 ].selectedIndex ? 0 : 1;
  	select.trigger( "change" );
  	assert.equal( selectChange, 0, "Die on keyup works." );
  
  	// die specific checkbox
  	jQuery( "#body" ).off( "change", "#check2", checkboxFunction );
  	checkbox.trigger( "change" );
  	assert.equal( checkboxChange, 1, "Die on checkbox." );
  } );
  
  QUnit.test( "delegated on with submit", function( assert ) {
  	assert.expect( 2 );
  
  	var count1 = 0, count2 = 0;
  
  	jQuery( "#body" ).on( "submit", "#testForm", function( ev ) {
  		count1++;
  		ev.preventDefault();
  	} );
  
  	jQuery( document ).on( "submit", "body", function( ev ) {
  		count2++;
  		ev.preventDefault();
  	} );
  
  	jQuery( "#testForm input[name=sub1]" ).trigger( "submit" );
  	assert.equal( count1, 1, "Verify form submit." );
  	assert.equal( count2, 1, "Verify body submit." );
  
  	jQuery( "#body" ).off( undefined, "**" );
  	jQuery( document ).off( undefined, "**" );
  } );
  
  QUnit.test( "delegated off() with only namespaces", function( assert ) {
  	assert.expect( 2 );
  
  	var $delegate = jQuery( "#liveHandlerOrder" ),
  		count = 0;
  
  	$delegate.on( "click.ns", "a", function() {
  		count++;
  	} );
  
  	jQuery( "a", $delegate ).eq( 0 ).trigger( "click.ns" );
  
  	assert.equal( count, 1, "delegated click.ns" );
  
  	$delegate.off( ".ns", "**" );
  
  	jQuery( "a", $delegate ).eq( 1 ).trigger( "click.ns" );
  
  	assert.equal( count, 1, "no more .ns after off" );
  } );
  
  QUnit.test( "Non DOM element events", function( assert ) {
  	assert.expect( 1 );
  
  	var o = {};
  
  	jQuery( o ).on( "nonelementobj", function() {
  		assert.ok( true, "Event on non-DOM object triggered" );
  	} );
  
  	jQuery( o ).trigger( "nonelementobj" ).off( "nonelementobj" );
  } );
  
  QUnit.test( "inline handler returning false stops default", function( assert ) {
  	assert.expect( 1 );
  
  	var markup = jQuery( "<div><a href=\"#\" onclick=\"return false\">x</a></div>" );
  	markup.on( "click", function( e ) {
  		assert.ok( e.isDefaultPrevented(), "inline handler prevented default" );
  		return false;
  	} );
  	markup.find( "a" ).trigger( "click" );
  	markup.off( "click" );
  } );
  
  QUnit.test( "window resize", function( assert ) {
  	assert.expect( 2 );
  
  	jQuery( window ).off();
  
  	jQuery( window ).on( "resize", function() {
  		assert.ok( true, "Resize event fired." );
  	} ).trigger( "resize" ).off( "resize" );
  
  	assert.ok( !jQuery._data( window, "events" ), "Make sure all the events are gone." );
  } );
  
  QUnit.test( "focusin bubbles", function( assert ) {
  	assert.expect( 2 );
  
  	var input = jQuery( "<input type='text' />" ).prependTo( "body" ),
  		order = 0;
  
  	// focus the element so DOM focus won't fire
  	input[ 0 ].focus();
  
  	jQuery( "body" ).on( "focusin.focusinBubblesTest", function() {
  		assert.equal( 1, order++, "focusin on the body second" );
  	} );
  
  	input.on( "focusin.focusinBubblesTest", function() {
  		assert.equal( 0, order++, "focusin on the element first" );
  	} );
  
  // Removed since DOM focus is unreliable on test swarm
  	// DOM focus method
  //	input[0].focus();
  
  	// To make the next focus test work, we need to take focus off the input.
  	// This will fire another focusin event, so set order to reflect that.
  //	order = 1;
  //	jQuery("#text1")[0].focus();
  
  	// jQuery trigger, which calls DOM focus
  	order = 0;
  	input.trigger( "focus" );
  
  	input.remove();
  	jQuery( "body" ).off( "focusin.focusinBubblesTest" );
  } );
  
  QUnit.test( "custom events with colons (#3533, #8272)", function( assert ) {
  	assert.expect( 1 );
  
  	var tab = jQuery( "<table><tr><td>trigger</td></tr></table>" ).appendTo( "body" );
  	try {
  		tab.trigger( "back:forth" );
  		assert.ok( true, "colon events don't throw" );
  	} catch ( e ) {
  		assert.ok( false, "colon events die" );
  	}
  	tab.remove();
  
  } );
  
  QUnit.test( ".on and .off", function( assert ) {
  	assert.expect( 9 );
  	var counter, mixfn, data,
  		$onandoff = jQuery( "<div id=\"onandoff\"><p>on<b>and</b>off</p><div>worked<em>or</em>borked?</div></div>" ).appendTo( "body" );
  
  	// Simple case
  	jQuery( "#onandoff" )
  		.on( "whip", function() {
  			assert.ok( true, "whipped it good" );
  		} )
  		.trigger( "whip" )
  		.off();
  
  	// Direct events only
  	counter = 0;
  	jQuery( "#onandoff b" )
  		.on( "click", 5, function( e, trig ) {
  			counter += e.data + ( trig || 9 );	// twice, 5+9+5+17=36
  		} )
  		.one( "click", 7, function( e, trig ) {
  			counter += e.data + ( trig || 11 );	// once, 7+11=18
  		} )
  		.trigger( "click" )
  		.trigger( "click", 17 )
  		.off( "click" );
  	assert.equal( counter, 54, "direct event bindings with data" );
  
  	// Delegated events only
  	counter = 0;
  	jQuery( "#onandoff" )
  		.on( "click", "em", 5, function( e, trig ) {
  			counter += e.data + ( trig || 9 );	// twice, 5+9+5+17=36
  		} )
  		.one( "click", "em", 7, function( e, trig ) {
  			counter += e.data + ( trig || 11 );	// once, 7+11=18
  		} )
  		.find( "em" )
  			.trigger( "click" )
  			.trigger( "click", 17 )
  		.end()
  		.off( "click", "em" );
  	assert.equal( counter, 54, "delegated event bindings with data" );
  
  	// Mixed event bindings and types
  	counter = 0;
  	mixfn = function( e, trig ) {
  		counter += ( e.data || 0 ) + ( trig || 1 );
  	};
  	jQuery( "#onandoff" )
  		.on( " click  clack cluck ", "em", 2, mixfn )
  		.on( "cluck", "b", 7, mixfn )
  		.on( "cluck", mixfn )
  		.trigger( "what!" )
  		.each( function() {
  			assert.equal( counter, 0, "nothing triggered yet" );
  		} )
  		.find( "em" )
  			.one( "cluck", 3, mixfn )
  			.trigger( "cluck", 8 )			// 3+8 2+8 + 0+8 = 29
  			.off()
  			.trigger( "cluck", 9 )			// 2+9 + 0+9 = 20
  		.end()
  		.each( function() {
  			assert.equal( counter, 49, "after triggering em element" );
  		} )
  		.off( "cluck", function() {} )		// shouldn't remove anything
  		.trigger( "cluck", 2 )				// 0+2 = 2
  		.each( function() {
  			assert.equal( counter, 51, "after triggering #onandoff cluck" );
  		} )
  		.find( "b" )
  			.on( "click", 95, mixfn )
  			.on( "clack", "p", 97, mixfn )
  			.one( "cluck", 3, mixfn )
  			.trigger( "quack", 19 )			// 0
  			.off( "click clack cluck" )
  		.end()
  		.each( function() {
  			assert.equal( counter, 51, "after triggering b" );
  		} )
  		.trigger( "cluck", 3 )				// 0+3 = 3
  		.off( "clack", "em", mixfn )
  		.find( "em" )
  			.trigger( "clack" )				// 0
  		.end()
  		.each( function() {
  			assert.equal( counter, 54, "final triggers" );
  		} )
  		.off( "click cluck" );
  
  	// We should have removed all the event handlers ... kinda hacky way to check this
  	data = jQuery.data[ jQuery( "#onandoff" )[ 0 ].expando ] || {};
  	assert.equal( data[ "events" ], undefined, "no events left" );
  
  	$onandoff.remove();
  } );
  
  QUnit.test( "special on name mapping", function( assert ) {
  	assert.expect( 7 );
  
  	jQuery.event.special.slap = {
  		bindType: "click",
  		delegateType: "swing",
  		handle: function( event ) {
  			assert.equal( event.handleObj.origType, "slap", "slapped your mammy, " + event.type );
  		}
  	};
  
  	var comeback = function( event ) {
  		assert.ok( true, "event " + event.type + " triggered" );
  	};
  
  	jQuery( "<div><button id=\"mammy\">Are We Not Men?</button></div>" )
  		.on( "slap", "button", jQuery.noop )
  		.on( "swing", "button", comeback )
  		.find( "button" )
  			.on( "slap", jQuery.noop )
  			.on( "click", comeback )
  			.trigger( "click" )		// bindType-slap and click
  			.off( "slap" )
  			.trigger( "click" )		// click
  			.off( "click" )
  			.trigger( "swing" )		// delegateType-slap and swing
  		.end()
  		.off( "slap swing", "button" )
  		.find( "button" )			// everything should be gone
  			.trigger( "slap" )
  			.trigger( "click" )
  			.trigger( "swing" )
  		.end()
  		.remove();
  	delete jQuery.event.special.slap;
  
  	jQuery.event.special.gutfeeling = {
  		bindType: "click",
  		delegateType: "click",
  		handle: function( event ) {
  			assert.equal( event.handleObj.origType, "gutfeeling", "got a gutfeeling" );
  
  			// Need to call the handler since .one() uses it to unbind
  			return event.handleObj.handler.call( this, event );
  		}
  	};
  
  	// Ensure a special event isn't removed by its mapped type
  	jQuery( "<p>Gut Feeling</p>" )
  		.on( "click", jQuery.noop )
  		.on( "gutfeeling", jQuery.noop )
  		.off( "click" )
  		.trigger( "gutfeeling" )
  		.remove();
  
  	// Ensure special events are removed when only a namespace is provided
  	jQuery( "<p>Gut Feeling</p>" )
  		.on( "gutfeeling.Devo", jQuery.noop )
  		.off( ".Devo" )
  		.trigger( "gutfeeling" )
  		.remove();
  
  	// Ensure .one() events are removed after their maiden voyage
  	jQuery( "<p>Gut Feeling</p>" )
  		.one( "gutfeeling", jQuery.noop )
  		.trigger( "gutfeeling" )	// This one should
  		.trigger( "gutfeeling" )	// This one should not
  		.remove();
  
  	delete jQuery.event.special[ "gutfeeling" ];
  } );
  
  QUnit.test( ".on and .off, selective mixed removal (#10705)", function( assert ) {
  	assert.expect( 7 );
  
  	var timingx = function( e ) {
  		assert.ok( true, "triggered " + e.type );
  	};
  
  	jQuery( "<p>Strange Pursuit</p>" )
  		.on( "click", timingx )
  		.on( "click.duty", timingx )
  		.on( "click.now", timingx )
  		.on( "devo", timingx )
  		.on( "future", timingx )
  		.trigger( "click" )		// 3
  		.trigger( "devo" )		// 1
  		.off( ".duty devo " )	// trailing space
  		.trigger( "future" )	// 1
  		.trigger( "click" )		// 2
  		.off( "future click" )
  		.trigger( "click" );	// 0
  } );
  
  QUnit.test( ".on( event-map, null-selector, data ) #11130", function( assert ) {
  
  	assert.expect( 1 );
  
  	var $p = jQuery( "<p>Strange Pursuit</p>" ),
  		data = "bar",
  		map = {
  			"foo": function( event ) {
  				assert.equal( event.data, "bar", "event.data correctly relayed with null selector" );
  				$p.remove();
  			}
  		};
  
  	$p.on( map, null, data ).trigger( "foo" );
  } );
  
  QUnit.test( "clone() delegated events (#11076)", function( assert ) {
  	assert.expect( 3 );
  
  	var counter = { "center": 0, "fold": 0, "centerfold": 0 },
  		clicked = function() {
  			counter[ jQuery( this ).text().replace( /\s+/, "" ) ]++;
  		},
  		table =
  			jQuery( "<table><tr><td>center</td><td>fold</td></tr></table>" )
  			.on( "click", "tr", clicked )
  			.on( "click", "td:first-child", clicked )
  			.on( "click", "td:last-child", clicked ),
  		clone = table.clone( true );
  
  	clone.find( "td" ).trigger( "click" );
  	assert.equal( counter.center, 1, "first child" );
  	assert.equal( counter.fold, 1, "last child" );
  	assert.equal( counter.centerfold, 2, "all children" );
  
  	table.remove();
  	clone.remove();
  } );
  
  QUnit.test( "checkbox state (trac-3827)", function( assert ) {
  	assert.expect( 16 );
  
  	var markup = jQuery( "<div class='parent'><input type=checkbox><div>" ),
  		cb = markup.find( "input" )[ 0 ];
  
  	markup.appendTo( "#qunit-fixture" );
  
  	jQuery( cb ).on( "click", function() {
  		assert.equal( this.checked, false, "just-clicked checkbox is not checked" );
  	} );
  	markup.on( "click", function() {
  		assert.equal( cb.checked, false, "checkbox is not checked in bubbled event" );
  	} );
  
  	// Native click
  	cb.checked = true;
  	assert.equal( cb.checked, true, "native event - checkbox is initially checked" );
  	cb.click();
  	assert.equal( cb.checked, false, "native event - checkbox is no longer checked" );
  
  	// jQuery click
  	cb.checked = true;
  	assert.equal( cb.checked, true, "jQuery event - checkbox is initially checked" );
  	jQuery( cb ).trigger( "click" );
  	assert.equal( cb.checked, false, "jQuery event - checkbox is no longer checked" );
  
  	// Handlers only; checkbox state remains false
  	jQuery( cb ).triggerHandler( "click" );
  	assert.equal( cb.checked, false, "handlers only - checkbox is still unchecked" );
  
  	// Trigger parameters are preserved (trac-13353, gh-4139)
  	cb.checked = true;
  	assert.equal( cb.checked, true, "jQuery event with data - checkbox is initially checked" );
  	jQuery( cb ).on( "click", function( e, data ) {
  		assert.equal( data, "clicked", "trigger data passed to handler" );
  	} );
  	markup.on( "click", function( e, data ) {
  		assert.equal( data, "clicked", "trigger data passed to bubbled handler" );
  	} );
  	jQuery( cb ).trigger( "click", [ "clicked" ] );
  	assert.equal( cb.checked, false, "jQuery event with data - checkbox is no longer checked" );
  } );
  
  QUnit.test( "event object properties on natively-triggered event", function( assert ) {
  	assert.expect( 3 );
  
  	var link = document.createElement( "a" ),
  		$link = jQuery( link ),
  		evt = document.createEvent( "MouseEvents" );
  
  	// Support: IE <=9 - 11+
  	// IE requires element to be in the body before it will dispatch
  	$link.appendTo( "body" ).on( "click", function( e ) {
  
  		// Not trying to assert specific values here, just ensure the property exists
  		assert.equal( "detail" in e, true, "has .detail" );
  		assert.equal( "cancelable" in e, true, "has .cancelable" );
  		assert.equal( "bubbles" in e, true, "has .bubbles" );
  	} );
  	evt.initEvent( "click", true, true );
  	link.dispatchEvent( evt );
  	$link.off( "click" ).remove();
  } );
  
  QUnit.test( "addProp extensions", function( assert ) {
  	assert.expect( 2 );
  
  	var $fixture = jQuery( "<div>" ).appendTo( "#qunit-fixture" );
  
  	// Ensure the property doesn't exist
  	$fixture.on( "click", function( event ) {
  		assert.ok( !( "testProperty" in event ), "event.testProperty does not exist" );
  	} );
  	fireNative( $fixture[ 0 ], "click" );
  	$fixture.off( "click" );
  
  	jQuery.event.addProp( "testProperty", function() { return 42; } );
  
  	// Trigger a native click and ensure the property is set
  	$fixture.on( "click", function( event ) {
  		assert.equal( event.testProperty, 42, "event.testProperty getter was invoked" );
  	} );
  	fireNative( $fixture[ 0 ], "click" );
  	$fixture.off( "click" );
  
  	$fixture.remove();
  } );
  
  QUnit.test( "drag/drop events copy mouse-related event properties (gh-1925, gh-2009)", function( assert ) {
  	assert.expect( 4 );
  
  	var $fixture = jQuery( "<div id='drag-fixture'></div>" ).appendTo( "body" );
  
  	$fixture.on( "dragmove", function( evt ) {
  		assert.ok( "pageX" in evt, "checking for pageX property on dragmove" );
  		assert.ok( "pageY" in evt, "checking for pageY property on dragmove" );
  	} );
  	fireNative( $fixture[ 0 ], "dragmove" );
  
  	$fixture.on( "drop", function( evt ) {
  		assert.ok( "pageX" in evt, "checking for pageX property on drop" );
  		assert.ok( "pageY" in evt, "checking for pageY property on drop" );
  	} );
  
  	fireNative( $fixture[ 0 ], "drop" );
  
  	$fixture.off( "dragmove drop" ).remove();
  } );
  
  QUnit.test( "focusin using non-element targets", function( assert ) {
  	assert.expect( 2 );
  
  	jQuery( document ).on( "focusin", function( e ) {
  		assert.ok( e.type === "focusin", "got a focusin event on a document" );
  	} ).trigger( "focusin" ).off( "focusin" );
  
  	jQuery( window ).on( "focusin", function( e ) {
  		assert.ok( e.type === "focusin", "got a focusin event on a window" );
  	} ).trigger( "focusin" ).off( "focusin" );
  
  } );
  
  testIframe(
  	"focusin from an iframe",
  	"event/focusinCrossFrame.html",
  	function( assert, framejQuery, frameWin, frameDoc ) {
  		assert.expect( 1 );
  
  		var input = jQuery( frameDoc ).find( "#frame-input" );
  
  		// Create a focusin handler on the parent; shouldn't affect the iframe's fate
  		jQuery( "body" ).on( "focusin.iframeTest", function() {
  			assert.ok( false, "fired a focusin event in the parent document" );
  		} );
  
  		input.on( "focusin", function() {
  			assert.ok( true, "fired a focusin event in the iframe" );
  		} );
  
  		// Avoid a native event; Chrome can't force focus to another frame
  		input.trigger( "focusin" );
  
  		// Must manually remove handler to avoid leaks in our data store
  		input.remove();
  
  		// Be sure it was removed; nothing should happen
  		input.trigger( "focusin" );
  
  		// Remove body handler manually since it's outside the fixture
  		jQuery( "body" ).off( "focusin.iframeTest" );
  	}
  );
  
  testIframe(
  	"jQuery.ready promise",
  	"event/promiseReady.html",
  	function( assert, jQuery, window, document, isOk ) {
  		assert.expect( 1 );
  		assert.ok( isOk, "$.when( $.ready ) works" );
  	},
  	jQuery.when ? QUnit.test : QUnit.skip
  );
  
  // need PHP here to make the incepted IFRAME hang
  if ( hasPHP ) {
  	testIframe(
  		"jQuery.ready uses interactive",
  		"event/interactiveReady.html",
  	function( assert, jQuery, window, document, isOk ) {
  			assert.expect( 1 );
  			assert.ok( isOk, "jQuery fires ready when the DOM can truly be interacted with" );
  		}
  	);
  }
  
  testIframe(
  	"Focusing iframe element",
  	"event/focusElem.html",
  	function( assert, jQuery, window, document, isOk ) {
  		assert.expect( 1 );
  		assert.ok( isOk, "Focused an element in an iframe" );
  	}
  );
  
  testIframe(
  	"triggerHandler(onbeforeunload)",
  	"event/triggerunload.html",
  	function( assert, jQuery, window, document, isOk ) {
  		assert.expect( 1 );
  		assert.ok( isOk, "Triggered onbeforeunload without an error" );
  	}
  );
  
  // need PHP here to make the incepted IFRAME hang
  if ( hasPHP ) {
  	testIframe(
  		"jQuery.ready synchronous load with long loading subresources",
  		"event/syncReady.html",
  		function( assert, jQuery, window, document, isOk ) {
  			assert.expect( 1 );
  			assert.ok( isOk, "jQuery loaded synchronously fires ready when the DOM can truly be interacted with" );
  		}
  	);
  }
  
  QUnit.test( "change handler should be detached from element", function( assert ) {
  	assert.expect( 2 );
  
  	var $fixture = jQuery( "<input type='text' id='change-ie-leak' />" ).appendTo( "body" ),
  		originRemoveEvent = jQuery.removeEvent,
  		wrapperRemoveEvent =  function( elem, type, handle ) {
  			assert.equal( "change", type, "Event handler for 'change' event should be removed" );
  			assert.equal( "change-ie-leak", jQuery( elem ).attr( "id" ), "Event handler for 'change' event should be removed from appropriate element" );
  			originRemoveEvent( elem, type, handle );
  		};
  
  	jQuery.removeEvent = wrapperRemoveEvent;
  
  	$fixture.on( "change", function() {} );
  	$fixture.off( "change" );
  
  	$fixture.remove();
  
  	jQuery.removeEvent = originRemoveEvent;
  } );
  
  QUnit.test( "trigger click on checkbox, fires change event", function( assert ) {
  	assert.expect( 1 );
  
  	var check = jQuery( "#check2" );
  	var done = assert.async();
  
  	check.on( "change", function() {
  
  		// get it?
  		check.off( "change" );
  		assert.ok( true, "Change event fired as a result of triggered click" );
  		done();
  	} ).trigger( "click" );
  } );
  
  QUnit.test( "Namespace preserved when passed an Event (#12739)", function( assert ) {
  	assert.expect( 4 );
  
  	var markup = jQuery(
  			"<div id='parent'><div id='child'></div></div>"
  		),
  		triggered = 0,
  		fooEvent;
  
  	markup.find( "div" )
  		.addBack()
  		.on( "foo.bar", function( e ) {
  			if ( !e.handled ) {
  				triggered++;
  				e.handled = true;
  				assert.equal( e.namespace, "bar", "namespace is bar" );
  				jQuery( e.target ).find( "div" ).each( function() {
  					jQuery( this ).triggerHandler( e );
  				} );
  			}
  		} )
  		.on( "foo.bar2", function() {
  			assert.ok( false, "foo.bar2 called on trigger " + triggered + " id " + this.id );
  		} );
  
  	markup.trigger( "foo.bar" );
  	markup.trigger( jQuery.Event( "foo.bar" ) );
  	fooEvent = jQuery.Event( "foo" );
  	fooEvent.namespace = "bar";
  	markup.trigger( fooEvent );
  	markup.remove();
  
  	assert.equal( triggered, 3, "foo.bar triggered" );
  } );
  
  QUnit.test( "make sure events cloned correctly", function( assert ) {
  	assert.expect( 18 );
  
  	var clone,
  		fixture = jQuery( "#qunit-fixture" ),
  		checkbox = jQuery( "#check1" ),
  		p = jQuery( "#firstp" );
  
  	fixture.on( "click change", function( event, result ) {
  		assert.ok( result,  event.type + " on original element is fired" );
  
  	} ).on( "click", "#firstp", function( event, result ) {
  		assert.ok( result, "Click on original child element though delegation is fired" );
  
  	} ).on( "change", "#check1", function( event, result ) {
  		assert.ok( result, "Change on original child element though delegation is fired" );
  	} );
  
  	p.on( "click", function() {
  		assert.ok( true, "Click on original child element is fired" );
  	} );
  
  	checkbox.on( "change", function() {
  		assert.ok( true, "Change on original child element is fired" );
  	} );
  
  	fixture.clone().trigger( "click" ).trigger( "change" ); // 0 events should be fired
  
  	clone = fixture.clone( true );
  
  	clone.find( "p" ).eq( 0 ).trigger( "click", true ); // 3 events should fire
  	clone.find( "#check1" ).trigger( "change", true ); // 3 events should fire
  	clone.remove();
  
  	clone = fixture.clone( true, true );
  	clone.find( "p" ).eq( 0 ).trigger( "click", true ); // 3 events should fire
  	clone.find( "#check1" ).trigger( "change", true ); // 3 events should fire
  
  	fixture.off();
  	p.off();
  	checkbox.off();
  
  	p.trigger( "click" ); // 0 should be fired
  	checkbox.trigger( "change" ); // 0 should be fired
  
  	clone.find( "p" ).eq( 0 ).trigger( "click", true );  // 3 events should fire
  	clone.find( "#check1" ).trigger( "change", true ); // 3 events should fire
  	clone.remove();
  
  	clone.find( "p" ).eq( 0 ).trigger( "click" );  // 0 should be fired
  	clone.find( "#check1" ).trigger( "change" ); // 0 events should fire
  } );
  
  QUnit.test( "String.prototype.namespace does not cause trigger() to throw (#13360)", function( assert ) {
  	assert.expect( 1 );
  	var errored = false;
  
  	String.prototype.namespace = function() {};
  
  	try {
  		jQuery( "<p>" ).trigger( "foo.bar" );
  	} catch ( e ) {
  		errored = true;
  	}
  	assert.equal( errored, false, "trigger() did not throw exception" );
  	delete String.prototype.namespace;
  } );
  
  QUnit.test( "Inline event result is returned (#13993)", function( assert ) {
  	assert.expect( 1 );
  
  	var result = jQuery( "<p onclick='return 42'>hello</p>" ).triggerHandler( "click" );
  
  	assert.equal( result, 42, "inline handler returned value" );
  } );
  
  QUnit.test( ".off() removes the expando when there's no more data", function( assert ) {
  	assert.expect( 2 );
  
  	var key,
  		div = jQuery( "<div/>" ).appendTo( "#qunit-fixture" );
  
  	div.on( "click", false );
  	div.on( "custom", function() {
  		assert.ok( true, "Custom event triggered" );
  	} );
  	div.trigger( "custom" );
  	div.off( "click custom" );
  
  	// Make sure the expando is gone
  	for ( key in div[ 0 ] ) {
  		if ( /^jQuery/.test( key ) ) {
  			assert.strictEqual(
  				div[ 0 ][ key ], undefined,
  				"Expando was not removed when there was no more data"
  			);
  		}
  	}
  } );
  
  QUnit.test( "jQuery.Event( src ) does not require a target property", function( assert ) {
  	assert.expect( 2 );
  
  	var event = jQuery.Event( { type: "offtarget" } );
  
  	assert.equal( event.type, "offtarget", "correct type" );
  	assert.equal( event.target, undefined, "no target" );
  } );
  
  QUnit.test( "preventDefault() on focusin does not throw exception", function( assert ) {
  	assert.expect( 1 );
  
  	var done = assert.async(),
  		input = jQuery( "<input/>" ).appendTo( "#form" );
  
  	input.on( "focusin", function( event ) {
  		if ( !done ) {
  			return;
  		}
  
  		var exceptionCaught;
  		try {
  			event.preventDefault();
  		} catch ( theException ) {
  			exceptionCaught = theException;
  		}
  
  		assert.strictEqual( exceptionCaught, undefined,
  			"Preventing default on focusin throws no exception" );
  
  		done();
  		done = null;
  	} );
  	input.trigger( "focus" );
  
  	// DOM focus is unreliable in TestSwarm; set a simulated event workaround timeout
  	setTimeout( function() {
  		if ( !done ) {
  			return;
  		}
  		input[ 0 ].addEventListener( "click", function( nativeEvent ) {
  			jQuery.event.simulate( "focusin", this, jQuery.event.fix( nativeEvent ) );
  		} );
  		input[ 0 ].click();
  	}, QUnit.config.testTimeout / 4 || 1000 );
  } );
  
  QUnit.test( ".on('focus', fn) on a text node doesn't throw", function( assert ) {
  	assert.expect( 1 );
  
  	jQuery( document.createTextNode( "text" ) )
  		.on( "focus", function() {} );
  
  	assert.ok( true, "No crash" );
  } );
  
  QUnit.test( "Donor event interference", function( assert ) {
  	assert.expect( 8 );
  
  	var outer = jQuery(
  			"<div id='donor-outer'>" +
  				"<form id='donor-form'>" +
  					"<input id='donor-input' type='checkbox' />" +
  				"</form>" +
  			"</div>"
  		).appendTo( "#qunit-fixture" ),
  		input = jQuery( "#donor-input" );
  
  	input.on( "click", function( event ) {
  		assert.equal( event.type, "click", "click event at input" );
  		assert.ok( !event.isPropagationStopped(), "click event at input is still propagating" );
  		assert.equal( typeof event.originalEvent, "object",
  			"click event at input has originalEvent property" );
  	} );
  	outer.on( "click", function( event ) {
  		assert.equal( event.type, "click", "click event at ancestor" );
  		assert.ok( !event.isPropagationStopped(), "click event at ancestor is still propagating" );
  		assert.equal( typeof event.originalEvent, "object",
  			"click event at ancestor has originalEvent property" );
  	} );
  	input.on( "change", function( event ) {
  		assert.equal( event.type, "change", "change event at input" );
  		assert.equal( typeof event.originalEvent, "object",
  			"change event at input has originalEvent property" );
  		event.stopPropagation();
  	} );
  	input[ 0 ].click();
  } );
  
  QUnit.test(
  	"simulated events shouldn't forward stopPropagation/preventDefault methods",
  	function( assert ) {
  		assert.expect( 3 );
  
  		var outer = jQuery(
  				"<div id='donor-outer'>" +
  					"<form id='donor-form'>" +
  						"<input id='donor-input' type='checkbox' />" +
  					"</form>" +
  				"</div>"
  			).appendTo( "#qunit-fixture" ),
  			input = jQuery( "#donor-input" ),
  			spy = {};
  
  		jQuery( "#donor-form" )
  			.on( "simulated", function( event ) {
  				spy.prevent = sinon.stub( event.originalEvent, "preventDefault" );
  				event.preventDefault();
  			} )
  			.on( "simulated", function( event ) {
  				spy.stop = sinon.stub( event.originalEvent, "stopPropagation" );
  				event.stopPropagation();
  			} )
  			.on( "simulated", function( event ) {
  				spy.immediate = sinon.stub( event.originalEvent, "stopImmediatePropagation" );
  				event.stopImmediatePropagation();
  			} )
  			.on( "simulated", function( event ) {
  				assert.ok( false, "simulated event immediate propagation stopped" );
  			} );
  		outer
  			.on( "simulated", function( event ) {
  				assert.ok( false, "simulated event propagation stopped" );
  			} );
  
  		// Force a simulated event
  		input[ 0 ].addEventListener( "click", function( nativeEvent ) {
  			jQuery.event.simulate( "simulated", this, jQuery.event.fix( nativeEvent ) );
  		} );
  		input[ 0 ].click();
  
  		assert.strictEqual( spy.prevent.called, false, "Native preventDefault not called" );
  		assert.strictEqual( spy.stop.called, false, "Native stopPropagation not called" );
  		assert.strictEqual( spy.immediate.called, false,
  			"Native stopImmediatePropagation not called" );
  	}
  );
  
  QUnit.test( "originalEvent type of simulated event", function( assert ) {
  	assert.expect( 2 );
  
  	var outer = jQuery(
  			"<div id='donor-outer'>" +
  				"<form id='donor-form'>" +
  					"<input id='donor-input' type='text' />" +
  				"</form>" +
  			"</div>"
  		).appendTo( "#qunit-fixture" ),
  		input = jQuery( "#donor-input" ),
  		done = assert.async(),
  		finish = function() {
  
  			// Remove jQuery handlers to ensure removal of capturing handlers on the document
  			outer.off( "focusin" );
  
  			done();
  		};
  
  	outer.on( "focusin", function( event ) {
  		assert.equal( event.type, "focusin", "focusin event at ancestor" );
  		assert.equal( event.originalEvent.type, "click",
  			"focus event at ancestor has correct originalEvent type" );
  		setTimeout( finish );
  	} );
  
  	input[ 0 ].addEventListener( "click", function( nativeEvent ) {
  		jQuery.event.simulate( "focusin", this, jQuery.event.fix( nativeEvent ) );
  	} );
  	input[ 0 ].click();
  } );
  
  QUnit.test( "trigger('click') on radio passes extra params", function( assert ) {
  	assert.expect( 1 );
  	var $radio = jQuery( "<input type='radio' />" ).appendTo( "#qunit-fixture" )
  		.on( "click", function( e, data ) {
  			assert.ok( data, "Trigger data is passed to radio click handler" );
  		} );
  
  	$radio.trigger( "click", [ true ] );
  } );
  
  QUnit.test( "focusout/focusin support", function( assert ) {
  	assert.expect( 6 );
  
  	var focus,
  		parent = jQuery( "<div>" ),
  		input = jQuery( "<input>" ),
  		inputExternal = jQuery( "<input>" ),
  
  		// Support: IE <=9 - 11+
  		// focus and blur events are asynchronous; this is the resulting mess.
  		// The browser window must be topmost for this to work properly!!
  		done = assert.async();
  
  	parent.append( input );
  	jQuery( "#qunit-fixture" ).append( parent ).append( inputExternal );
  
  	// initially, lose focus
  	inputExternal[ 0 ].focus();
  
  	setTimeout( function() {
  		parent
  			.on( "focus", function() {
  				assert.ok( false, "parent: focus not fired" );
  			} )
  			.on( "focusin", function() {
  				assert.ok( true, "parent: focusin fired" );
  			} )
  			.on( "blur", function() {
  				assert.ok( false, "parent: blur not fired" );
  			} )
  			.on( "focusout", function() {
  				assert.ok( true, "parent: focusout fired" );
  			} );
  
  		input
  			.on( "focus", function() {
  				assert.ok( true, "element: focus fired" );
  			} )
  			.on( "focusin", function() {
  				assert.ok( true, "element: focusin fired" );
  				focus = true;
  			} )
  			.on( "blur", function() {
  				assert.ok( true, "parent: blur fired" );
  			} )
  			.on( "focusout", function() {
  				assert.ok( true, "element: focusout fired" );
  			} );
  
  		// gain focus
  		input[ 0 ].focus();
  
  		// then lose it
  		inputExternal[ 0 ].focus();
  
  		setTimeout( function() {
  
  			// DOM focus is unreliable in TestSwarm
  			if ( QUnit.isSwarm && !focus ) {
  				assert.ok( true, "GAP: Could not observe focus change" );
  				assert.ok( true, "GAP: Could not observe focus change" );
  				assert.ok( true, "GAP: Could not observe focus change" );
  				assert.ok( true, "GAP: Could not observe focus change" );
  				assert.ok( true, "GAP: Could not observe focus change" );
  				assert.ok( true, "GAP: Could not observe focus change" );
  			}
  
  			// cleanup
  			parent.off();
  			input.off();
  
  			done();
  		}, 50 );
  	}, 50 );
  } );
  
  QUnit.test( "focus-blur order (#12868)", function( assert ) {
  	assert.expect( 5 );
  
  	var order,
  		$text = jQuery( "#text1" ),
  		$radio = jQuery( "#radio1" ),
  
  		// Support: IE <=9 - 11+
  		// focus and blur events are asynchronous; this is the resulting mess.
  		// The browser window must be topmost for this to work properly!!
  		done = assert.async();
  
  	$radio[ 0 ].focus();
  
  	setTimeout( function() {
  
  		$text
  			.on( "focus", function() {
  				assert.equal( order++, 1, "text focus" );
  			} )
  			.on( "blur", function() {
  				assert.equal( order++, 0, "text blur" );
  			} );
  		$radio
  			.on( "focus", function() {
  				assert.equal( order++, 1, "radio focus" );
  			} )
  			.on( "blur", function() {
  				assert.equal( order++, 0, "radio blur" );
  			} );
  
  		// Enabled input getting focus
  		order = 0;
  		assert.equal( document.activeElement, $radio[ 0 ], "radio has focus" );
  		$text.trigger( "focus" );
  		setTimeout( function() {
  
  			// DOM focus is unreliable in TestSwarm
  			if ( QUnit.isSwarm && order === 0 ) {
  				assert.ok( true, "GAP: Could not observe focus change" );
  				assert.ok( true, "GAP: Could not observe focus change" );
  			}
  
  			assert.equal( document.activeElement, $text[ 0 ], "text has focus" );
  
  			// Run handlers without native method on an input
  			order = 1;
  			$radio.triggerHandler( "focus" );
  
  			// Clean up
  			$text.off();
  			$radio.off();
  			done();
  		}, 50 );
  	}, 50 );
  } );
  
  QUnit.test( "Event handling works with multiple async focus events (gh-4350)", function( assert ) {
  	assert.expect( 3 );
  
  	var remaining = 3,
  		input = jQuery( "#name" ),
  
  		// Support: IE <=9 - 11+
  		// focus and blur events are asynchronous; this is the resulting mess.
  		// The browser window must be topmost for this to work properly!!
  		done = assert.async();
  
  	input
  		.on( "focus", function() {
  			remaining--;
  			assert.ok( true, "received focus event, expecting " + remaining + " more" );
  			if ( remaining > 0 ) {
  				input.trigger( "blur" );
  			} else {
  				done();
  			}
  		} )
  		.on( "blur", function() {
  			setTimeout( function() {
  				input.trigger( "focus" );
  			} );
  		} );
  
  	// gain focus
  	input.trigger( "focus" );
  
  	// DOM focus is unreliable in TestSwarm
  	setTimeout( function() {
  		if ( QUnit.isSwarm && remaining === 3 ) {
  			assert.ok( true, "GAP: Could not observe focus change" );
  			assert.ok( true, "GAP: Could not observe focus change" );
  			assert.ok( true, "GAP: Could not observe focus change" );
  			setTimeout( function() {
  				done();
  			} );
  		}
  	} );
  } );
  
  QUnit.test( "native-backed events preserve trigger data (gh-1741, gh-4139)", function( assert ) {
  	assert.expect( 17 );
  
  	var parent = supportjQuery(
  			"<div class='parent'><input type='checkbox'><input type='radio'></div>"
  		).appendTo( "#qunit-fixture" ),
  		targets = jQuery( parent[ 0 ].childNodes ),
  		checkbox = jQuery( targets[ 0 ] ),
  		data = [ "arg1", "arg2" ],
  		slice = data.slice,
  
  		// Support: IE <=9 - 11+
  		// focus and blur events are asynchronous; this is the resulting mess.
  		// The browser window must be topmost for this to work properly!!
  		done = assert.async();
  
  	// click (gh-4139)
  	assert.strictEqual( targets[ 0 ].checked, false, "checkbox unchecked before click" );
  	assert.strictEqual( targets[ 1 ].checked, false, "radio unchecked before click" );
  	targets.add( parent ).on( "click", function( event ) {
  		var type = event.target.type,
  			level = event.currentTarget === parent[ 0 ] ? "parent" : "";
  		assert.strictEqual( event.target.checked, true,
  			type + " toggled before invoking " + level + " handler" );
  		assert.deepEqual( slice.call( arguments, 1 ), data,
  			type + " " + level + " handler received correct data" );
  	} );
  	targets.trigger( "click", data );
  	assert.strictEqual( targets[ 0 ].checked, true,
  		"checkbox toggled after click (default action)" );
  	assert.strictEqual( targets[ 1 ].checked, true,
  		"radio toggled after event (default action)" );
  
  	// focus (gh-1741)
  	assert.notEqual( document.activeElement, checkbox[ 0 ],
  		"element not focused before focus event" );
  	checkbox.on( "focus blur", function( event ) {
  		var type = event.type;
  		assert.deepEqual( slice.call( arguments, 1 ), data,
  			type + " handler received correct data" );
  	} );
  	checkbox.trigger( "focus", data );
  	setTimeout( function() {
  		assert.strictEqual( document.activeElement, checkbox[ 0 ],
  			"element focused after focus event (default action)" );
  		checkbox.trigger( "blur", data );
  		setTimeout( function() {
  			assert.notEqual( document.activeElement, checkbox[ 0 ],
  				"element not focused after blur event (default action)" );
  			done();
  		}, 50 );
  	}, 50 );
  } );
  
  // TODO replace with an adaptation of
  // https://github.com/jquery/jquery/pull/1367/files#diff-a215316abbaabdf71857809e8673ea28R2464
  ( function() {
  	supportjQuery.each(
  		{
  			checkbox: "<input type='checkbox'>",
  			radio: "<input type='radio'>"
  		},
  		makeTestFor3751
  	);
  
  	function makeTestFor3751( type, html ) {
  		var testName = "native-backed namespaced clicks are handled correctly (gh-3751) - " + type;
  		QUnit.test( testName, function( assert ) {
  			assert.expect( 2 );
  
  			var parent = supportjQuery( "<div class='parent'>" + html + "</div>" ),
  				target = jQuery( parent[ 0 ].firstChild );
  
  			parent.appendTo( "#qunit-fixture" );
  
  			target.add( parent )
  				.on( "click.notFired", function( event ) {
  					assert.ok( false, "namespaced event should not be received" +
  						" by wrong-namespace listener at " + event.currentTarget.nodeName );
  				} )
  				.on( "click.fired", function( event ) {
  					assert.equal( event.target.checked, true,
  						"toggled before invoking handler at " + event.currentTarget.nodeName );
  				} )
  				.on( "click", function( event ) {
  					assert.ok( false, "namespaced event should not be received" +
  						" by non-namespaced listener at " + event.currentTarget.nodeName );
  				} );
  
  			target.trigger( "click.fired" );
  		} );
  	}
  } )();
  