jquery/test/unit/event.js

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QUnit.module( "event", {
setup: function() {
document.body.focus();
},
teardown: moduleTeardown
} );
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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." );
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test = function() {};
handler2 = function( event ) {
assert.equal( event.data, test, "on() with function data, Check value of passed data" );
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};
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;
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}
};
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;
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function handler( event ) {
if ( event.type === "click" ) {
clickCounter++;
} else if ( event.type === "mouseover" ) {
mouseoverCounter++;
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}
}
function handlerWithData( event ) {
if ( event.type === "click" ) {
clickCounter += event.data;
} else if ( event.type === "mouseover" ) {
mouseoverCounter += event.data;
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}
}
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( "on(), iframes", function( assert ) {
assert.expect( 1 );
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// 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" );
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}
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 );
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} );
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" );
},
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" );
};
jQuery( "#firstp" )
.on( "click", jQuery.proxy( handler1, thisObject ) ).trigger( "click" ).off( "click", handler1 )
.on( "click", data, jQuery.proxy( handler2, thisObject ) ).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 );
} );
if ( jQuery.fn.hover ) {
QUnit.test( "hover() mouseenter mouseleave", function( assert ) {
assert.expect( 1 );
var times = 0,
handler1 = function() { ++times; },
handler2 = function() { ++times; };
jQuery( "#firstp" )
.hover( handler1, handler2 )
.mouseenter().mouseleave()
.off( "mouseenter", handler1 )
.off( "mouseleave", handler2 )
.hover( handler1 )
.mouseenter().mouseleave()
.off( "mouseenter mouseleave", handler1 )
.mouseenter().mouseleave();
assert.equal( times, 4, "hover handlers fired" );
} );
}
QUnit.test( "mouseover triggers mouseenter", function( assert ) {
assert.expect( 1 );
var count = 0,
elem = jQuery( "<a />" );
elem.on( "mouseenter", function() {
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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" );
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// 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" );
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// 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 );
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var $formByClone, $formByHTML,
$testForm = jQuery( "#testForm" ),
$fixture = jQuery( "#qunit-fixture" ),
$wrapperDiv = jQuery( "<div/>" ).appendTo( $fixture );
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function noSubmit( e ) {
e.preventDefault();
}
function delegatedSubmit() {
assert.ok( true, "Make sure submit event bubbles up." );
return false;
}
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// Attach a delegated submit handler to the parent element
$fixture.on( "submit", "form", delegatedSubmit );
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// Trigger form submission to introduce the _submit_attached property
$testForm.on( "submit", noSubmit ).find( "input[name=sub1]" ).trigger( "click" );
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// 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 );
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// Check submit bubbling on the copied forms
$wrapperDiv.find( "form" ).on( "submit", noSubmit ).find( "input[name=sub1]" ).trigger( "click" );
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// 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 );
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var $formByClone, $formByHTML,
$form = jQuery( "#form" ),
$fixture = jQuery( "#qunit-fixture" ),
$wrapperDiv = jQuery( "<div/>" ).appendTo( $fixture );
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function delegatedChange() {
assert.ok( true, "Make sure change event bubbles up." );
return false;
}
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// Attach a delegated change handler to the form
$fixture.on( "change", "form", delegatedChange );
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// Trigger change event to introduce the _change_attached property
$form.find( "select[name=select1]" ).val( "1" ).trigger( "change" );
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// 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 );
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// Check change bubbling on the copied forms
$wrapperDiv.find( "form select[name=select1]" ).val( "2" ).trigger( "change" );
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// 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" );
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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 );
$child.on( "foo", function( e, a, b, c ) {
assert.equal( arguments.length, 4, "Check arguments length" );
assert.equal( a, 1, "Check first custom argument" );
assert.equal( b, 2, "Check second custom argument" );
assert.equal( c, 3, "Check third custom argument" );
assert.equal( e.isDefaultPrevented(), false, "Verify isDefaultPrevented" );
assert.equal( e.isPropagationStopped(), false, "Verify isPropagationStopped" );
assert.equal( e.isImmediatePropagationStopped(), false, "Verify isImmediatePropagationStopped" );
// Skips both errors
e.stopImmediatePropagation();
return "result";
} );
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// We should add this back in when we want to test the order
// in which event handlers are iterated.
//$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)
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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" );
} );
// It's not an image, but as long as it fires load...
jQuery( "<img src='index.html' />" )
.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 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 - 9
// 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)", 1, function( assert ) {
var iframe = jQuery( jQuery.parseHTML( "<iframe src='data/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
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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)
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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
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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
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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
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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
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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" );
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// Make sure that stopPropagation doesn't stop live events
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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
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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", jQuery.proxy( function() {
assert.equal( this[ "foo" ], "bar", "on with event scope" ); }, { "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, jQuery.proxy( 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" );
}, { "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(); } );
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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" );
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// 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();
} );
// selector-native does not support scope-fixing in delegation
QUnit[ jQuery.find.compile ? "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" );
// 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();
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 );
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var $delegate = jQuery( "#liveHandlerOrder" ),
count = 0;
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$delegate.on( "click.ns", "a", function() {
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count++;
} );
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jQuery( "a", $delegate ).eq( 0 ).trigger( "click.ns" );
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assert.equal( count, 1, "delegated click.ns" );
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$delegate.off( ".ns", "**" );
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jQuery( "a", $delegate ).eq( 1 ).trigger( "click.ns" );
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assert.equal( count, 1, "no more .ns after off" );
} );
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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();
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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 );
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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" );
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}
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;
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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
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.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 (#3827)", function( assert ) {
assert.expect( 9 );
var markup = jQuery( "<div><input type=checkbox><div>" ).appendTo( "#qunit-fixture" ),
cb = markup.find( "input" )[ 0 ];
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 - checkbox is initially checked" );
cb.click();
assert.equal( cb.checked, false, "native - checkbox is no longer checked" );
// jQuery click
cb.checked = true;
assert.equal( cb.checked, true, "jQuery - checkbox is initially checked" );
jQuery( cb ).trigger( "click" );
assert.equal( cb.checked, false, "jQuery - checkbox is no longer checked" );
// Handlers only; checkbox state remains false
jQuery( cb ).triggerHandler( "click" );
} );
QUnit.test( "hover event no longer special since 1.9", function( assert ) {
assert.expect( 1 );
jQuery( "<div>craft</div>" )
.on( "hover", function( e ) {
assert.equal( e.type, "hover", "I am hovering!" );
} )
.trigger( "hover" )
.off( "hover" );
} );
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 only
// 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( "fixHooks extensions", function( assert ) {
assert.expect( 2 );
// IE requires focusable elements to be visible, so append to body
2011-09-26 17:00:45 +00:00
var $fixture = jQuery( "<input type='text' id='hook-fixture' />" ).appendTo( "body" ),
saved = jQuery.event.fixHooks.click;
// Ensure the property doesn't exist
$fixture.on( "click", function( event ) {
assert.ok( !( "blurrinessLevel" in event ), "event.blurrinessLevel does not exist" );
} );
fireNative( $fixture[ 0 ], "click" );
$fixture.off( "click" );
2011-09-26 17:00:45 +00:00
jQuery.event.fixHooks.click = {
filter: function( event ) {
event.blurrinessLevel = 42;
return event;
}
};
2011-09-26 17:00:45 +00:00
// Trigger a native click and ensure the property is set
$fixture.on( "click", function( event ) {
assert.equal( event.blurrinessLevel, 42, "event.blurrinessLevel was set" );
} );
fireNative( $fixture[ 0 ], "click" );
delete jQuery.event.fixHooks.click;
$fixture.off( "click" ).remove();
jQuery.event.fixHooks.click = saved;
} );
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" );
$fixture.unbind( "dragmove drop" ).remove();
} );
QUnit.test( "focusin using non-element targets", function( assert ) {
assert.expect( 2 );
jQuery( document ).on( "focusin", function( e ) {
assert.ok( e.type === "focusin", "got a focusin event on a document" );
} ).trigger( "focusin" ).off( "focusin" );
jQuery( window ).on( "focusin", function( e ) {
assert.ok( e.type === "focusin", "got a focusin event on a window" );
} ).trigger( "focusin" ).off( "focusin" );
} );
testIframeWithCallback(
"focusin from an iframe",
"event/focusinCrossFrame.html",
function( frameDoc, assert ) {
assert.expect( 1 );
var input = jQuery( frameDoc ).find( "#frame-input" );
// Create a focusin handler on the parent; shouldn't affect the iframe's fate
jQuery( "body" ).on( "focusin.iframeTest", function() {
assert.ok( false, "fired a focusin event in the parent document" );
} );
input.on( "focusin", function() {
assert.ok( true, "fired a focusin event in the iframe" );
} );
// Avoid a native event; Chrome can't force focus to another frame
input.trigger( "focusin" );
// Must manually remove handler to avoid leaks in our data store
input.remove();
// Be sure it was removed; nothing should happen
input.trigger( "focusin" );
// Remove body handler manually since it's outside the fixture
jQuery( "body" ).off( "focusin.iframeTest" );
}
);
testIframeWithCallback(
"jQuery.ready promise",
"event/promiseReady.html",
function( isOk, assert ) {
assert.expect( 1 );
assert.ok( isOk, "$.when( $.ready ) works" );
}
);
// need PHP here to make the incepted IFRAME hang
if ( hasPHP ) {
testIframeWithCallback(
"jQuery.ready uses interactive",
"event/interactiveReady.html",
function( isOk, assert ) {
assert.expect( 1 );
assert.ok( isOk, "jQuery fires ready when the DOM can truly be interacted with" );
}
);
}
testIframeWithCallback(
"Focusing iframe element",
"event/focusElem.html",
function( isOk, assert ) {
assert.expect( 1 );
assert.ok( isOk, "Focused an element in an iframe" );
}
);
testIframeWithCallback(
"triggerHandler(onbeforeunload)",
"event/triggerunload.html",
function( isOk, assert ) {
assert.expect( 1 );
assert.ok( isOk, "Triggered onbeforeunload without an error" );
}
);
// need PHP here to make the incepted IFRAME hang
if ( hasPHP ) {
testIframeWithCallback(
"jQuery.ready synchronous load with long loading subresources",
"event/syncReady.html",
function( isOk, assert ) {
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( "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 ) {
var exceptionCaught;
try {
event.preventDefault();
} catch ( theException ) {
exceptionCaught = theException;
}
assert.strictEqual( exceptionCaught, undefined,
"Preventing default on focusin throws no exception" );
done();
} ).trigger( "focus" );
} );
QUnit.test( "Donor event interference", function( assert ) {
assert.expect( 10 );
var html = "<div id='donor-outer'>" +
"<form id='donor-form'>" +
"<input id='donor-input' type='radio' />" +
"</form>" +
"</div>";
jQuery( "#qunit-fixture" ).append( html );
jQuery( "#donor-outer" ).on( "click", function( event ) {
assert.ok( true, "click bubbled to outer div" );
assert.equal( typeof event.originalEvent, "object", "make sure originalEvent exist" );
assert.equal( event.type, "click", "make sure event type is correct" );
} );
jQuery( "#donor-input" ).on( "click", function( event ) {
assert.ok( true, "got a click event from the input" );
assert.ok( !event.isPropagationStopped(), "propagation says it's not stopped" );
assert.equal( event.type, "click", "make sure event type is correct" );
assert.equal( typeof event.originalEvent, "object", "make sure originalEvent exist" );
} );
jQuery( "#donor-input" ).on( "change", function( event ) {
assert.equal( typeof event.originalEvent, "object", "make sure originalEvent exist" );
assert.equal( event.type, "change", "make sure event type is correct" );
assert.ok( true, "got a change event from the input" );
event.stopPropagation();
} );
jQuery( "#donor-input" )[ 0 ].click();
} );
QUnit.test( "originalEvent property for Chrome, Safari, Fx & Edge of simulated event", function( assert ) {
var userAgent = window.navigator.userAgent;
if ( !( /firefox/i.test( userAgent ) || /safari/i.test( userAgent ) ) ) {
assert.expect( 1 );
assert.ok( true, "Assertions should run only in Chrome, Safari, Fx & Edge" );
return;
}
assert.expect( 4 );
var html = "<div id='donor-outer'>" +
"<form id='donor-form'>" +
"<input id='donor-input' type='radio' />" +
"</form>" +
"</div>";
jQuery( "#qunit-fixture" ).append( html );
jQuery( "#donor-outer" ).on( "focusin", function( event ) {
assert.ok( true, "focusin bubbled to outer div" );
assert.equal( event.originalEvent.type, "focus",
"make sure originalEvent type is correct" );
assert.equal( event.type, "focusin", "make sure type is correct" );
} );
jQuery( "#donor-input" ).on( "focus", function() {
assert.ok( true, "got a focus event from the input" );
} );
jQuery( "#donor-input" ).trigger( "focus" );
} );
QUnit[ jQuery.fn.click ? "test" : "skip" ]( "trigger() shortcuts", function( assert ) {
assert.expect( 5 );
var counter, clickCounter,
elem = jQuery( "<li><a href='#'>Change location</a></li>" ).prependTo( "#firstUL" );
elem.find( "a" ).on( "click", function() {
var close = jQuery( "spanx", this ); // same with jQuery(this).find("span");
assert.equal( close.length, 0, "Context element does not exist, length must be zero" );
assert.ok( !close[ 0 ], "Context element does not exist, direct access to element must return undefined" );
return false;
} ).click();
// manually clean up detached elements
elem.remove();
jQuery( "#check1" ).click( function() {
assert.ok( true, "click event handler for checkbox gets fired twice, see #815" );
} ).click();
counter = 0;
jQuery( "#firstp" )[ 0 ].onclick = function() {
counter++;
};
jQuery( "#firstp" ).click();
assert.equal( counter, 1, "Check that click, triggers onclick event handler also" );
clickCounter = 0;
jQuery( "#simon1" )[ 0 ].onclick = function() {
clickCounter++;
};
jQuery( "#simon1" ).click();
assert.equal( clickCounter, 1, "Check that click, triggers onclick event handler on an a tag also" );
} );
QUnit[ jQuery.fn.click ? "test" : "skip" ]( "Event aliases", function( assert ) {
// Explicitly skipping focus/blur events due to their flakiness
var $elem = jQuery( "<div />" ).appendTo( "#qunit-fixture" ),
aliases = ( "resize scroll click dblclick mousedown mouseup " +
"mousemove mouseover mouseout mouseenter mouseleave change " +
"select submit keydown keypress keyup contextmenu" ).split( " " );
assert.expect( aliases.length );
jQuery.each( aliases, function( i, name ) {
// e.g. $(elem).click(...).click();
$elem[ name ]( function( event ) {
assert.equal( event.type, name, "triggered " + name );
} )[ name ]().off( name );
} );
} );
// Support: IE <=9 only
// https://msdn.microsoft.com/en-us/library/hh801223(v=vs.85).aspx
QUnit.test( "VML with special event handlers (trac-7071)", function( assert ) {
assert.expect( 1 );
var ns = jQuery( "<xml:namespace ns='urn:schemas-microsoft-com:vml' prefix='v' />" ).appendTo( "head" );
jQuery( "<v:oval id='oval' style='width:100pt;height:75pt;' fillcolor='red'> </v:oval>" ).appendTo( "#form" );
jQuery( "#form" ).on( "keydown", function() {
assert.ok( true, "no error was thrown" );
} );
jQuery( "#oval" ).trigger( "click" ).trigger( "keydown" );
ns.remove();
} );
// These tests are unreliable in Firefox
if ( !( /firefox/i.test( window.navigator.userAgent ) ) ) {
QUnit.test( "Check order of focusin/focusout events", function( assert ) {
assert.expect( 2 );
var focus, blur,
input = jQuery( "#name" );
input.on( "focus", function() {
focus = true;
} ).on( "focusin", function() {
assert.ok( !focus, "Focusin event should fire before focus does" );
} ).on( "blur", function() {
blur = true;
} ).on( "focusout", function() {
assert.ok( !blur, "Focusout event should fire before blur does" );
} );
// gain focus
input.trigger( "focus" );
// then lose it
jQuery( "#search" ).trigger( "focus" );
// cleanup
input.off();
} );
QUnit.test( "focus-blur order (#12868)", function( assert ) {
assert.expect( 5 );
var order,
$text = jQuery( "#text1" ),
$radio = jQuery( "#radio1" ).trigger( "focus" );
// Support: IE <=10 only
// IE8-10 fire focus/blur events asynchronously; this is the resulting mess.
// IE's browser window must be topmost for this to work properly!!
QUnit.stop();
$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() {
assert.equal( document.activeElement, $text[ 0 ], "text has focus" );
// Run handlers without native method on an input
order = 1;
$radio.triggerHandler( "focus" );
$text.off();
QUnit.start();
}, 50 );
}, 50 );
} );
}