Improvements per @jaubourg

test/data/testinit.js

@@ -194,7 +194,9 @@ function ajaxTest( title, expect, options ) {
 					options.afterSend( request );
 				}
 
-				return request.then( callIfDefined( "done", "success" ), callIfDefined( "fail", "error" ) );
+				return request
+					.done( callIfDefined( "done", "success" ) )
+					.fail( callIfDefined( "fail", "error" ) );
 			});
 
 		jQuery.when.apply( jQuery, requests ).always( complete, options.teardown, start);

test/data/testrunner.js

@@ -141,7 +141,7 @@ var Globals = (function() {
 	return {
 		register: function( name ) {
 			globals[ name ] = true;
-			jQuery.globalEval( "var " + name );
+			jQuery.globalEval( "var " + name + " = undefined;" );
 		},
 		cleanup: function() {
 			var name,