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Fixes #8456. Make sure parent is not null before crawling into its lap, so mouseenter is triggered on a mouseover event.

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This commit is contained in:
Dave Methvin 2011-03-09 22:38:26 -05:00
parent 6c124d3dd4
commit 2ac4067a63
2 changed files with 15 additions and 1 deletions
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2
src/event.js
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@ -661,7 +661,7 @@ var withinElement = function( event ) {
// Chrome does something similar, the parentNode property
// can be accessed but is null.
if ( parent !== document && !parent.parentNode ) {
if ( parent && parent !== document && !parent.parentNode ) {
return;
}
// Traverse up the tree

14
test/unit/event.js
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@ -683,6 +683,20 @@ test("hover()", function() {
equals( times, 4, "hover handlers fired" );
});
test("mouseover triggers mouseenter", function() {
expect(1);
var count = 0,
elem = jQuery("<a />");
elem.mouseenter(function () {
count++;
});
elem.trigger('mouseover');
equals(count, 1, "make sure mouseover triggers a mouseenter" );
elem.remove();
});
test("trigger() shortcuts", function() {
expect(6);