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Event: Ensure delegation doesn't error on comment nodes

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Fixes gh-2055
Close gh-2659
This commit is contained in:
Timmy Willison 2015-10-18 12:24:01 -04:00
parent 769446c697
commit 493b0fd7f5
1 changed files with 27 additions and 0 deletions
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27
test/unit/event.js
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@ -1852,6 +1852,33 @@ QUnit.test( "delegated event with intermediate DOM manipulation (#13208)", funct
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 );