Move the apptest runner and parts of mopy to the public SDK.

mojo/tools/mopy/mojo_python_tests_runner.py

-# Copyright 2014 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-import argparse
-import os
-import sys
-import unittest
-
-import mopy.paths
-
-
-class MojoPythonTestRunner(object):
-  """Helper class to run python tests on the bots."""
-
-  def __init__(self, test_dir):
-    self._test_dir = test_dir
-
-  def run(self):
-    parser = argparse.ArgumentParser()
-    parser.add_argument('-v', '--verbose', action='count', default=0)
-    parser.add_argument('tests', nargs='*')
-
-    self.add_custom_commandline_options(parser)
-    args = parser.parse_args()
-    self.apply_customization(args)
-
-    loader = unittest.loader.TestLoader()
-    print "Running Python unit tests under %s..." % self._test_dir
-
-    src_root = mopy.paths.Paths().src_root
-    pylib_dir = os.path.abspath(os.path.join(src_root, self._test_dir))
-    if args.tests:
-      if pylib_dir not in sys.path:
-        sys.path.append(pylib_dir)
-      suite = unittest.TestSuite()
-      for test_name in args.tests:
-        suite.addTests(loader.loadTestsFromName(test_name))
-    else:
-      suite = loader.discover(pylib_dir, pattern='*_unittest.py')
-
-    runner = unittest.runner.TextTestRunner(verbosity=(args.verbose + 1))
-    result = runner.run(suite)
-    return 0 if result.wasSuccessful() else 1
-
-  def add_custom_commandline_options(self, parser):
-    """Allow to add custom option to the runner script."""
-    pass
-
-  def apply_customization(self, args):
-    """Allow to apply any customization to the runner."""
-    pass