tools/gypv8sh.py

   1 #!/usr/bin/env python
   2 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
   3 # Use of this source code is governed by a BSD-style license that can be
   4 # found in the LICENSE file.
   5
   6 """This script is used by chrome_tests.gypi's js2webui action to maintain the
   7 argument lists and to generate inlinable tests.
   8 """
   9
  10 import json
  11 import optparse
  12 import os
  13 import subprocess
  14 import sys
  15 import shutil
  16
  17
  18 def main ():
  19   parser = optparse.OptionParser()
  20   parser.set_usage(
  21       "%prog v8_shell mock.js test_api.js js2webui.js "
  22       "testtype inputfile inputrelfile cxxoutfile jsoutfile")
  23   parser.add_option('-v', '--verbose', action='store_true')
  24   parser.add_option('-n', '--impotent', action='store_true',
  25                     help="don't execute; just print (as if verbose)")
  26   parser.add_option('--deps_js', action="store",
  27                     help=("Path to deps.js for dependency resolution, " +
  28                           "optional."))
  29   (opts, args) = parser.parse_args()
  30
  31   if len(args) != 9:
  32     parser.error('all arguments are required.')
  33   (v8_shell, mock_js, test_api, js2webui, test_type,
  34       inputfile, inputrelfile, cxxoutfile, jsoutfile) = args
  35   cmd = [v8_shell]
  36   icudatafile = os.path.join(os.path.dirname(v8_shell), 'icudtl.dat')
  37   if os.path.exists(icudatafile):
  38     cmd.extend(['--icu-data-file=%s' % icudatafile])
  39   arguments = [js2webui, inputfile, inputrelfile, opts.deps_js,
  40                cxxoutfile, test_type]
  41   cmd.extend(['-e', "arguments=" + json.dumps(arguments), mock_js,
  42          test_api, js2webui])
  43   if opts.verbose or opts.impotent:
  44     print cmd
  45   if not opts.impotent:
  46     try:
  47       p = subprocess.Popen(
  48           cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, bufsize=0)
  49       out, err = p.communicate()
  50       if p.returncode:
  51         # TODO(jochen): Remove once crbug.com/370551 is resolved.
  52         if sys.platform == 'darwin':
  53           cmd[:0] = [
  54               'gdb', '-batch', '-ex', 'run', '-ex' 'bt', '-ex', 'quit', '-args']
  55           p = subprocess.Popen(
  56               cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, bufsize=0)
  57           out, err = p.communicate()
  58         raise Exception('Failed to run d8', out, err)
  59       with open(cxxoutfile, 'wb') as f:
  60         f.write(out)
  61       shutil.copyfile(inputfile, jsoutfile)
  62     except Exception, ex:
  63       if os.path.exists(cxxoutfile):
  64         os.remove(cxxoutfile)
  65       if os.path.exists(jsoutfile):
  66         os.remove(jsoutfile)
  67       raise
  68
  69
  70 if __name__ == '__main__':
  71  sys.exit(main())