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Coerce eq() argument all the time. Fixes #10616

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This commit is contained in:
Rick Waldron
2011-10-30 13:13:26 -04:00
committed by Dave Methvin
parent e086c22826
commit 7cbd7a640f
2 changed files with 15 additions and 4 deletions
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3
src/core.js
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@@ -264,9 +264,10 @@ jQuery.fn = jQuery.prototype = {
},
eq: function( i ) {
i = +i;
return i === -1 ?
this.slice( i ) :
this.slice( i, +i + 1 );
this.slice( i, i + 1 );
},
first: function() {

16
test/unit/traversing.js
View File

@@ -103,9 +103,9 @@ test("is(jQuery)", function() {
test("is() with positional selectors", function() {
expect(23);
var html = jQuery(
'<p id="posp"><a class="firsta" href="#"><em>first</em></a><a class="seconda" href="#"><b>test</b></a><em></em></p>'
var html = jQuery(
'<p id="posp"><a class="firsta" href="#"><em>first</em></a><a class="seconda" href="#"><b>test</b></a><em></em></p>'
).appendTo( "body" ),
isit = function(sel, match, expect) {
equal( jQuery( sel ).is( match ), expect, "jQuery( " + sel + " ).is( " + match + " )" );
@@ -630,3 +630,13 @@ test("add(String, Context)", function() {
deepEqual( jQuery( document.getElementById("firstp") ).add( "#ap", ctx ).get(), q( "firstp" ), "Add gEBId to selector, not in context" );
deepEqual( jQuery( document.getElementById("firstp") ).add( "#ap", document.getElementsByTagName("body")[0] ).get(), q( "firstp", "ap" ), "Add gEBId to selector, in context" );
});
test("eq('-1') #10616", function() {
expect(3);
var $divs = jQuery( "div" );
equal( $divs.eq( -1 ).length, 1, "The number -1 returns a selection that has length 1" );
equal( $divs.eq( "-1" ).length, 1, "The string '-1' returns a selection that has length 1" );
deepEqual( $divs.eq( "-1" ), $divs.eq( -1 ), "String and number -1 match" );
});