Make sure that empty nodelists continue to map properly. Fixes #8993.

1 files changed, 7 insertions, 1 deletions

diff --git a/test/unit/core.js b/test/unit/core.js
index 7690756d9..75d3e0e2c 100644
--- a/test/unit/core.js
+++ b/test/unit/core.js
@@ -653,7 +653,7 @@ test("first()/last()", function() {
 });
 
 test("map()", function() {
-	expect(7);
+	expect(8);
 
 	same(
 		jQuery("#ap").map(function(){
@@ -694,6 +694,12 @@ test("map()", function() {
 	});
 	equals( mapped.length, scripts.length, "Map an array(-like) to a hash" );
 
+	var nonsense = document.getElementsByTagName("asdf");
+	var mapped = jQuery.map( nonsense, function( v, k ){
+		return v;
+	});
+	equals( mapped.length, nonsense.length, "Map an empty array(-like) to a hash" );
+
 	var flat = jQuery.map( Array(4), function( v, k ){
 		return k % 2 ? k : [k,k,k];//try mixing array and regular returns
 	});