Fixed some tracebacks

validator/testcases/javascript/jstypes.py

@@ -371,7 +371,8 @@ class JSArray(JSObject):
         # x = [4]
         # y = x * 3 // y = 12 since x equals "4"
         return u",".join([unicode(w.get_literal_value()) for
-                          w in self.elements if
+                          w in
+                          self.elements if
                           not (isinstance(w, JSWrapper) and w.value == self)])
 
     def set(self, index, value, traverser=None):

validator/testcases/javascript/predefinedentities.py

@@ -113,11 +113,11 @@ GLOBAL_ENTITIES = {
     u"document":
         {"value": {u"createElement":
                        {"dangerous":
-                            lambda a, t: t(a[0]).get_literal_value()
+                            lambda a, t: unicode(t(a[0]).get_literal_value())
                                                 .lower() == "script"},
                    u"createElementNS":
                        {"dangerous":
-                            lambda a, t: t(a[0]).get_literal_value()
+                            lambda a, t: unicode(t(a[0]).get_literal_value())
                                                 .lower() == "script"},
                    u"loadOverlay":
                        {"dangerous": True}}},