Enable sharding of individual testsuites in tools/test.py...

test/cctest/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 74 matching lines @@
       return []
     result = []
     for test_desc in output.stdout.strip().split():
       raw_test, dependency = test_desc.split('<')
       relative_path = raw_test.split('/')
       full_path = current_path + relative_path
       if dependency != '':
         dependency = relative_path[0] + '/' + dependency
       if self.Contains(path, full_path):
         result.append(CcTestCase(full_path, executable, mode, raw_test, dependency, self.context))
+    result.sort()
     return result
 
   def GetTestStatus(self, sections, defs):
     status_file = join(self.root, 'cctest.status')
     if exists(status_file):
       test.ReadConfigurationInto(status_file, sections, defs)
 
 
 def GetConfiguration(context, root):
   return CcTestConfiguration(context, root)