text: #!/usr/bin/env python2.7
  """
  Run a test on a delay chain
  """
  
  import unittest
  from testutils import header,openram_test
  import sys,os
  sys.path.append(os.path.join(sys.path[0],".."))
  import globals
  from globals import OPTS
  import debug
  
  class delay_chain_test(openram_test):
  
      def runTest(self):
          globals.init_openram("config_20_{0}".format(OPTS.tech_name))
          global verify
          import verify
          OPTS.check_lvsdrc = False
  
          import delay_chain
  
          debug.info(2, "Testing delay_chain")
          a = delay_chain.delay_chain(fanout_list=[4, 4, 4, 4])
          self.local_check(a)
  
          OPTS.check_lvsdrc = True
          globals.end_openram()
          
  # instantiate a copy of the class to actually run the test
  if __name__ == "__main__":
      (OPTS, args) = globals.parse_args()
      del sys.argv[1:]
      header(__file__, OPTS.tech_name)
      unittest.main()
  