text: #!/usr/bin/env python
  
  from __future__ import print_function
  import argparse
  import os
  import subprocess
  import sys
  import shutil
  
  def testFile(name, klee_path, lli_path):
      print("CWD: \"{}\"".format(os.getcwd()))
      baseName,ext = os.path.splitext(name)
      exeFile = 'Output/linked_%s.bc'%baseName
  
      print('-- building test bitcode --')
      if os.path.exists("Makefile.cmake.test"):
          # Prefer CMake generated make file
          make_cmd = 'make -f Makefile.cmake.test %s 2>&1' % (exeFile,)
      else:
          make_cmd = 'make %s 2>&1' % (exeFile,)
      print("EXECUTING: %s" % (make_cmd,))
      sys.stdout.flush()
      if os.system(make_cmd):
          raise SystemExit('make failed')
  
      print('\n-- running lli --')
      lli_cmd = [lli_path, '-force-interpreter=true', exeFile]
      print("EXECUTING: %s" % (lli_cmd,))
  
      # Decode is for python 3.x
      lliOut = subprocess.check_output(lli_cmd).decode()
      print('-- lli output --\n%s--\n' % (lliOut,))
  
      print('-- running klee --')
      klee_out_path = "Output/%s.klee-out" % (baseName,)
      if os.path.exists(klee_out_path):
          shutil.rmtree(klee_out_path)
      klee_cmd = klee_path.split() + ['--output-dir=' + klee_out_path,  '--no-output', exeFile]
      print("EXECUTING: %s" % (klee_cmd,))
      sys.stdout.flush()
  
      # Decode is for python 3.x
      kleeOut = subprocess.check_output(klee_cmd).decode()
      print('-- klee output --\n%s--\n' % (kleeOut,))
          
      if lliOut != kleeOut:
          raise SystemExit('outputs differ')
          
  def testOneFile(f, printOutput=False):
      try:
          testFile(f, printOutput)
          code = ['pass','xpass'][f.startswith('broken')]
          extra = ''
      except TestError as e:
          code = ['fail','xfail'][f.startswith('broken')]
          extra = str(e)
  
      print('%s: %s -- %s'%(code,f,extra))
  
  def main():
      parser = argparse.ArgumentParser()
      parser.add_argument('test_path', help='test path')
  
      parser.add_argument('--klee', dest='klee_path',
                          help="path to the klee binary",
                          required=True)
      parser.add_argument('--lli', dest='lli_path',
                          help="path to the lli binary",
                          required=True)
  
      opts = parser.parse_args()
  
      test_name = os.path.basename(opts.test_path)
      testFile(test_name, opts.klee_path, opts.lli_path)
  
  if __name__=='__main__':
      main()
  