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Use the original element/fragment as the last item to be appended to the document instead of the first in order to prevent missing elements when appending to multiple elements. Fixes #8070.

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This commit is contained in:
Colin Snover 2011-01-28 10:55:39 -06:00
parent bbd3f4f3fe
commit 0a0cff9d29
2 changed files with 26 additions and 6 deletions
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11
src/manipulation.js
View File

@ -311,12 +311,19 @@ jQuery.fn.extend({
if ( first ) {
table = table && jQuery.nodeName( first, "tr" );
for ( var i = 0, l = this.length; i < l; i++ ) {
for ( var i = 0, l = this.length, lastIndex = l - 1; i < l; i++ ) {
callback.call(
table ?
root(this[i], first) :
this[i],
i > 0 || results.cacheable || (this.length > 1 && i > 0) ?
// Make sure that we do not leak memory by inadvertently discarding
// the original fragment (which might have attached data) instead of
// using it; in addition, use the original fragment object for the last
// item instead of first because it can end up being emptied incorrectly
// in certain situations (Bug #8070).
// Fragments from the fragment cache must always be cloned and never used
// in place.
results.cacheable || (l > 1 && i < lastIndex) ?
jQuery.clone( fragment, true, true ) :
fragment
);

13
test/unit/manipulation.js
View File

@ -883,6 +883,19 @@ test("jQuery.clone() (#8017)", function() {
equals( main.childNodes.length, clone.childNodes.length, "Simple child length to ensure a large dom tree copies correctly" );
});
test("clone() (#8070)", function () {
expect(2);
jQuery('<select class="test8070"></select><select class="test8070"></select>').appendTo('#main');
var selects = jQuery('.test8070');
selects.append('<OPTION>1</OPTION><OPTION>2</OPTION>');
equals( selects[0].childNodes.length, 2, "First select got two nodes" );
equals( selects[1].childNodes.length, 2, "Second select got two nodes" );
selects.remove();
});
test("clone()", function() {
expect(37);
equals( 'This is a normal link: Yahoo', jQuery('#en').text(), 'Assert text for #en' );