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CHILD positions were being cached improperly. Tweaked it and added a test to make sure it doesn't happen again. Fixes jQuery bug #3924.

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This commit is contained in:
John Resig 2009-01-21 22:01:50 +00:00
parent 00b70c7527
commit 626961c4a5
2 changed files with 10 additions and 2 deletions
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2
src/selector.js
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@ -495,7 +495,7 @@ var Expr = Sizzle.selectors = {
CHILD: function(elem, match){ CHILD: function(elem, match){
var type = match[1], parent = elem.parentNode; var type = match[1], parent = elem.parentNode;
var doneName = "child" + parent.childNodes.length; var doneName = match[0];
if ( parent && (!parent[ doneName ] || !elem.nodeIndex) ) { if ( parent && (!parent[ doneName ] || !elem.nodeIndex) ) {
var count = 1; var count = 1;

10
test/unit/selector.js
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@ -141,7 +141,7 @@ test("multiple", function() {
}); });
test("child and adjacent", function() { test("child and adjacent", function() {
expect(44); expect(45);
t( "Child", "p > a", ["simon1","google","groups","mark","yahoo","simon"] ); t( "Child", "p > a", ["simon1","google","groups","mark","yahoo","simon"] );
t( "Child", "p> a", ["simon1","google","groups","mark","yahoo","simon"] ); t( "Child", "p> a", ["simon1","google","groups","mark","yahoo","simon"] );
t( "Child", "p >a", ["simon1","google","groups","mark","yahoo","simon"] ); t( "Child", "p >a", ["simon1","google","groups","mark","yahoo","simon"] );
@ -170,6 +170,14 @@ test("child and adjacent", function() {
t( "First Child", "p:first-child", ["firstp","sndp"] ); t( "First Child", "p:first-child", ["firstp","sndp"] );
t( "Nth Child", "p:nth-child(1)", ["firstp","sndp"] ); t( "Nth Child", "p:nth-child(1)", ["firstp","sndp"] );
// Verify that the child position isn't being cached improperly
jQuery("p:first-child").after("<div></div>");
jQuery("p:first-child").before("<div></div>").next().remove();
t( "First Child", "p:first-child", [] );
reset();
t( "Last Child", "p:last-child", ["sap"] ); t( "Last Child", "p:last-child", ["sap"] );
t( "Last Child", "a:last-child", ["simon1","anchor1","mark","yahoo","anchor2","simon"] ); t( "Last Child", "a:last-child", ["simon1","anchor1","mark","yahoo","anchor2","simon"] );