Re-worked the logic for where .selector and .context are added for ID...

Re-worked the logic for where .selector and .context are added for ID selectors (especially ones that aren't found). Fixes jQuery bug #3833.

src/core.js

@@ -47,21 +47,17 @@ jQuery.fn = jQuery.prototype = {
 				else {
 					var elem = document.getElementById( match[3] );
 
-					// Make sure an element was located
-					if ( elem ){
 					// Handle the case where IE and Opera return items
 					// by name instead of ID
-						if ( elem.id != match[3] )
+					if ( elem && elem.id != match[3] )
 						return jQuery().find( selector );
 
 					// Otherwise, we inject the element directly into the jQuery object
-						var ret = jQuery( elem );
+					var ret = jQuery( elem || [] );
 					ret.context = document;
 					ret.selector = selector;
 					return ret;
 				}
-					selector = [];
-				}
 
 			// HANDLE: $(expr, [context])
 			// (which is just equivalent to: $(content).find(expr)

test/unit/core.js

@@ -53,7 +53,7 @@ test("jQuery()", function() {
 });
 
 test("selector state", function() {
-	expect(28);
+	expect(30);
 
 	var test;
 	
@@ -73,6 +73,10 @@ test("selector state", function() {
 	equals( test.selector, "#main", "#main Selector" );
 	equals( test.context, document, "#main Context" );
 
+	test = jQuery("#notfoundnono");
+	equals( test.selector, "#notfoundnono", "#notfoundnono Selector" );
+	equals( test.context, document, "#notfoundnono Context" );
+	
 	test = jQuery("#main", document);
 	equals( test.selector, "#main", "#main Selector" );
 	equals( test.context, document, "#main Context" );