Move check for existence of generated tests from run-tests.py to presubmit.py

tools/presubmit.py

 #!/usr/bin/env python
 #
 # Copyright 2012 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
@@ skipping 288 matching lines @@
   def FindFilesIn(self, path):
     if os.path.exists(path+'/.git'):
       output = subprocess.Popen('git ls-files --full-name',
                                 stdout=PIPE, cwd=path, shell=True)
       result = []
       for file in output.stdout.read().split():
         for dir_part in os.path.dirname(file).replace(os.sep, '/').split('/'):
           if self.IgnoreDir(dir_part):
             break
         else:
-          if self.IsRelevant(file) and not self.IgnoreFile(file):
+          if (self.IsRelevant(file) and os.path.exists(file)
+              and not self.IgnoreFile(file)):
             result.append(join(path, file))
       if output.wait() == 0:
         return result
     return super(SourceProcessor, self).FindFilesIn(path)
 
   def IsRelevant(self, name):
     for ext in SourceProcessor.RELEVANT_EXTENSIONS:
       if name.endswith(ext):
         return True
     return False
@@ skipping 89 matching lines @@
         contents = handle.read()
         if not self.ProcessContents(file, contents):
           success = False
           violations += 1
       finally:
         handle.close()
     print "Total violating files: %s" % violations
     return success
 
 
+def CheckGeneratedRuntimeTests(workspace):
+  code = subprocess.call(
+      [sys.executable, join(workspace, "tools", "generate-runtime-tests.py"),
+       "check"])
+  return code == 0
+
+
 def GetOptions():
   result = optparse.OptionParser()
   result.add_option('--no-lint', help="Do not run cpplint", default=False,
                     action="store_true")
   return result
 
 
 def Main():
   workspace = abspath(join(dirname(sys.argv[0]), '..'))
   parser = GetOptions()
   (options, args) = parser.parse_args()
   success = True
   print "Running C++ lint check..."
   if not options.no_lint:
     success = CppLintProcessor().Run(workspace) and success
   print "Running copyright header, trailing whitespaces and " \
         "two empty lines between declarations check..."
   success = SourceProcessor().Run(workspace) and success
+  success = CheckGeneratedRuntimeTests(workspace) and success
   if success:
     return 0
   else:
     return 1
 
 
 if __name__ == '__main__':
   sys.exit(Main())