add unit tests for issue #221

Author: Mihail Slavchev

test-app/assets/app/mainpage.js

@@ -1,6 +1,7 @@
 __disableVerboseLogging();
 __log("starting tests");
 require("./tests/testMetadata");
+require("./tests/testAsserts");
 require("./tests/testWeakRef"); 
 require("./tests/tests");
 require("./tests/testMethodResolution");