Fix for bug #1600 - multiple selects were being serialized incorrectly.

src/ajax.js

@@ -78,7 +78,7 @@ jQuery.fn.extend({
 			var val = jQuery(this).val();
 			return val == null ? null :
 				val.constructor == Array ?
-					jQuery.map( val, function(i, val){
+					jQuery.map( val, function(val, i){
 						return {name: elem.name, value: val};
 					}) :
 					{name: elem.name, value: val};

test/unit/ajax.js

@@ -166,11 +166,11 @@ test("serialize()", function() {
 	expect(6);
 	
 	equals( $('#form').serialize(),
-		"action=Test&radio2=on&check=on&hidden=&foo%5Bbar%5D=&name=name&select1=&select2=3&select3=0&select3=1",
+		"action=Test&radio2=on&check=on&hidden=&foo%5Bbar%5D=&name=name&select1=&select2=3&select3=1&select3=2",
 		'Check form serialization as query string');
 		
 	equals( $('#form :input').serialize(),
-		"action=Test&radio2=on&check=on&hidden=&foo%5Bbar%5D=&name=name&select1=&select2=3&select3=0&select3=1",
+		"action=Test&radio2=on&check=on&hidden=&foo%5Bbar%5D=&name=name&select1=&select2=3&select3=1&select3=2",
 		'Check input serialization as query string');
 	
 	equals( $('#testForm').serialize(), 
@@ -182,11 +182,11 @@ test("serialize()", function() {
 		'Check input serialization as query string');
 		
 	equals( $('#form, #testForm').serialize(),
-		"action=Test&radio2=on&check=on&hidden=&foo%5Bbar%5D=&name=name&select1=&select2=3&select3=0&select3=1&T3=%3F%0AZ&H1=x&H2=&PWD=&T1=&T2=YES&My+Name=me&S1=abc&S3=YES&S4=",
+		"action=Test&radio2=on&check=on&hidden=&foo%5Bbar%5D=&name=name&select1=&select2=3&select3=1&select3=2&T3=%3F%0AZ&H1=x&H2=&PWD=&T1=&T2=YES&My+Name=me&S1=abc&S3=YES&S4=",
 		'Multiple form serialization as query string');
 		
 	equals( $('#form, #testForm :input').serialize(),
-		"action=Test&radio2=on&check=on&hidden=&foo%5Bbar%5D=&name=name&select1=&select2=3&select3=0&select3=1&T3=%3F%0AZ&H1=x&H2=&PWD=&T1=&T2=YES&My+Name=me&S1=abc&S3=YES&S4=",
+		"action=Test&radio2=on&check=on&hidden=&foo%5Bbar%5D=&name=name&select1=&select2=3&select3=1&select3=2&T3=%3F%0AZ&H1=x&H2=&PWD=&T1=&T2=YES&My+Name=me&S1=abc&S3=YES&S4=",
 		'Mixed form/input serialization as query string');
 });