diff -r 64e841576c68 -r aa452eb4a5d0 test/script/sandbox/loadcompat.js
--- a/test/script/sandbox/loadcompat.js	Tue Oct 15 15:57:14 2013 +0200
+++ b/test/script/sandbox/loadcompat.js	Tue Oct 15 17:37:47 2013 +0200
@@ -48,3 +48,7 @@
 if (typeof importPackage != 'function') {
     fail("importPackage function is missing in compatibility script");
 }
+
+if (typeof sync != 'function') {
+    fail("sync function is missing in compatibility script");
+}