Run all message tests with a variant that forces preparsing

test/message/testcfg.py

 # Copyright 2008 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 41 matching lines @@
       files.sort()
       for filename in files:
         if filename.endswith(".js"):
           fullpath = os.path.join(dirname, filename)
           relpath = fullpath[len(self.root) + 1 : -3]
           testname = relpath.replace(os.path.sep, "/")
           test = testcase.TestCase(self, testname)
           tests.append(test)
     return tests
 
+  def CreateVariantGenerator(self, variants):
+    return super(MessageTestSuite, self).CreateVariantGenerator(
+        variants + ["preparser"])
+
   def GetFlagsForTestCase(self, testcase, context):
     source = self.GetSourceForTest(testcase)
     result = []
     flags_match = re.findall(FLAGS_PATTERN, source)
     for match in flags_match:
       result += match.strip().split()
     result += context.mode_flags
     if MODULE_PATTERN.search(source):
       result.append("--module")
     result = [x for x in result if x not in INVALID_FLAGS]
@@ skipping 39 matching lines @@
       if not re.match(pattern, actual):
         return True
     return False
 
   def StripOutputForTransmit(self, testcase):
     pass
 
 
 def GetSuite(name, root):
   return MessageTestSuite(name, root)