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 #!/usr/bin/env python

 # Copyright (c) 2012 Google Inc. All rights reserved.

 # Use of this source code is governed by a BSD-style license that can be

 # found in the LICENSE file.

 __doc__ = """

 gyptest.py -- test runner for GYP tests.

 """

 import os

 import optparse

 import subprocess

 import sys

 class CommandRunner:

   """

   Executor class for commands, including "commands" implemented by

   Python functions.

   """

   verbose = True

   active = True

   def __init__(self, dictionary={}):

     self.subst_dictionary(dictionary)

   def subst_dictionary(self, dictionary):

     self._subst_dictionary = dictionary

   def subst(self, string, dictionary=None):

     """

     Substitutes (via the format operator) the values in the specified

     dictionary into the specified command.

     The command can be an (action, string) tuple.  In all cases, we

     perform substitution on strings and don't worry if something isn't

     a string.  (It's probably a Python function to be executed.)

     """

     if dictionary is None:

       dictionary = self._subst_dictionary

     if dictionary:

       try:

         string = string % dictionary

       except TypeError:

         pass

     return string

   def display(self, command, stdout=None, stderr=None):

     if not self.verbose:

       return

     if type(command) == type(()):

       func = command[0]

       args = command[1:]

       s = '%s(%s)' % (func.__name__, ', '.join(map(repr, args)))

     if type(command) == type([]):

       # TODO:  quote arguments containing spaces

       # TODO:  handle meta characters?

       s = ' '.join(command)

     else:

       s = self.subst(command)

     if not s.endswith('\n'):

       s += '\n'

     sys.stdout.write(s)

     sys.stdout.flush()

   def execute(self, command, stdout=None, stderr=None):

     """

     Executes a single command.

     """

     if not self.active:

       return 0

     if type(command) == type(''):

       command = self.subst(command)

       cmdargs = shlex.split(command)

       if cmdargs[0] == 'cd':

          command = (os.chdir,) + tuple(cmdargs[1:])

     if type(command) == type(()):

       func = command[0]

       args = command[1:]

       return func(*args)

     else:

       if stdout is sys.stdout:

         # Same as passing sys.stdout, except python2.4 doesn't fail on it.

         subout = None

       else:

         # Open pipe for anything else so Popen works on python2.4.

         subout = subprocess.PIPE

       if stderr is sys.stderr:

         # Same as passing sys.stderr, except python2.4 doesn't fail on it.

         suberr = None

       elif stderr is None:

         # Merge with stdout if stderr isn't specified.

         suberr = subprocess.STDOUT

       else:

         # Open pipe for anything else so Popen works on python2.4.

         suberr = subprocess.PIPE

       p = subprocess.Popen(command,

                            shell=(sys.platform == 'win32'),

                            stdout=subout,

                            stderr=suberr)

       p.wait()

       if stdout is None:

         self.stdout = p.stdout.read()

       elif stdout is not sys.stdout:

         stdout.write(p.stdout.read())

       if stderr not in (None, sys.stderr):

         stderr.write(p.stderr.read())

       return p.returncode

   def run(self, command, display=None, stdout=None, stderr=None):

     """

     Runs a single command, displaying it first.

     """

     if display is None:

       display = command

     self.display(display)

     return self.execute(command, stdout, stderr)

 class Unbuffered:

   def __init__(self, fp):

     self.fp = fp

   def write(self, arg):

     self.fp.write(arg)

     self.fp.flush()

   def __getattr__(self, attr):

     return getattr(self.fp, attr)

 sys.stdout = Unbuffered(sys.stdout)

 sys.stderr = Unbuffered(sys.stderr)

 def find_all_gyptest_files(directory):

     result = []

     for root, dirs, files in os.walk(directory):

       if '.svn' in dirs:

         dirs.remove('.svn')

       result.extend([ os.path.join(root, f) for f in files

                      if f.startswith('gyptest') and f.endswith('.py') ])

     result.sort()

     return result

 def main(argv=None):

   if argv is None:

     argv = sys.argv

   usage = "gyptest.py [-ahlnq] [-f formats] [test ...]"

   parser = optparse.OptionParser(usage=usage)

   parser.add_option("-a", "--all", action="store_true",

             help="run all tests")

   parser.add_option("-C", "--chdir", action="store", default=None,

             help="chdir to the specified directory")

   parser.add_option("-f", "--format", action="store", default='',

             help="run tests with the specified formats")

   parser.add_option("-G", '--gyp_option', action="append", default=[],

             help="Add -G options to the gyp command line")

   parser.add_option("-l", "--list", action="store_true",

             help="list available tests and exit")

   parser.add_option("-n", "--no-exec", action="store_true",

             help="no execute, just print the command line")

   parser.add_option("--passed", action="store_true",

             help="report passed tests")

   parser.add_option("--path", action="append", default=[],

             help="additional $PATH directory")

   parser.add_option("-q", "--quiet", action="store_true",

             help="quiet, don't print test command lines")

   opts, args = parser.parse_args(argv[1:])

   if opts.chdir:

     os.chdir(opts.chdir)

   if opts.path:

     extra_path = [os.path.abspath(p) for p in opts.path]

     extra_path = os.pathsep.join(extra_path)

     os.environ['PATH'] += os.pathsep + extra_path

   if not args:

     if not opts.all:

       sys.stderr.write('Specify -a to get all tests.\n')

       return 1

     args = ['test']

   tests = []

   for arg in args:

     if os.path.isdir(arg):

       tests.extend(find_all_gyptest_files(os.path.normpath(arg)))

     else:

       tests.append(arg)

   if opts.list:

     for test in tests:

       print test

     sys.exit(0)

   CommandRunner.verbose = not opts.quiet

   CommandRunner.active = not opts.no_exec

   cr = CommandRunner()

   os.environ['PYTHONPATH'] = os.path.abspath('test/lib')

   if not opts.quiet:

     sys.stdout.write('PYTHONPATH=%s\n' % os.environ['PYTHONPATH'])

   passed = []

   failed = []

   no_result = []

   if opts.format:

     format_list = opts.format.split(',')

   else:

     # TODO:  not duplicate this mapping from pylib/gyp/__init__.py

     format_list = {

       'freebsd7': ['make'],

       'freebsd8': ['make'],

       'cygwin':   ['msvs'],

       'win32':    ['msvs', 'ninja'],

       'linux2':   ['make', 'ninja'],

       'linux3':   ['make', 'ninja'],

       'darwin':   ['make', 'ninja', 'xcode'],

     }[sys.platform]

   for format in format_list:

     os.environ['TESTGYP_FORMAT'] = format

     if not opts.quiet:

       sys.stdout.write('TESTGYP_FORMAT=%s\n' % format)

     gyp_options = []

     for option in opts.gyp_option:

       gyp_options += ['-G', option]

     if gyp_options and not opts.quiet:

       sys.stdout.write('Extra Gyp options: %s\n' % gyp_options)

     for test in tests:

       status = cr.run([sys.executable, test] + gyp_options,

                       stdout=sys.stdout,

                       stderr=sys.stderr)

       if status == 2:

         no_result.append(test)

       elif status:

         failed.append(test)

       else:

         passed.append(test)

   if not opts.quiet:

     def report(description, tests):

       if tests:

         if len(tests) == 1:

           sys.stdout.write("\n%s the following test:\n" % description)

         else:

           fmt = "\n%s the following %d tests:\n"

           sys.stdout.write(fmt % (description, len(tests)))

         sys.stdout.write("\t" + "\n\t".join(tests) + "\n")

     if opts.passed:

       report("Passed", passed)

     report("Failed", failed)

     report("No result from", no_result)

   if failed:

     return 1

   else:

     return 0

 if __name__ == "__main__":

   sys.exit(main())