Reland "Support xctests"

scripts/slave/recipe_modules/ios/api.py

 # Copyright 2015 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 copy
 
 from recipe_engine import recipe_api
 
 
 class iOSApi(recipe_api.RecipeApi):
@@ skipping 463 matching lines @@
         self.test = copy.deepcopy(test)
         self.tmp_dir = None
 
     tasks = []
     failures = []
     skipped = []
 
     cmd = [
       'src/ios/build/bots/scripts/run.py',
       '--app', '<(app_path)',
+      '--args-json', '{"xctest": <(xctest)}',
       '--out-dir', '${ISOLATED_OUTDIR}',
       '--xcode-version', '<(xcode_version)',
     ]
     files = [
       # .apps are directories. Need the trailing slash to isolate the
       # contents of a directory.
       '<(app_path)/',
       'src/ios/build/bots/scripts/',
     ]
     if self.platform == 'simulator':
@@ skipping 43 matching lines @@
         '%s.app' % test['app'],
       )
       isolate_gen_file = tmp_dir.join('%s.isolate.gen.json' % test['id'])
 
       try:
         args = [
           '--config-variable', 'OS', 'ios',
           '--config-variable', 'app_path', app_path,
           '--config-variable', 'xcode_version', test.get(
             'xcode version', self.__config['xcode version']),
+          '--config-variable', 'xctest', (
+            'true' if test.get('xctest') else 'false'),
           '--isolate', isolate_template,
           '--isolated', tmp_dir.join('%s.isolated' % test['id']),
           '--path-variable', 'app_path', app_path,
         ]
         if self.platform == 'simulator':
           args.extend([
             '--config-variable', 'platform', test['device type'],
             '--config-variable', 'version', test['os'],
           ])
         isolate_gen_file_contents = self.m.json.dumps({
@@ skipping 254 matching lines @@
   @property
   def most_recent_iossim(self):
     """Returns the path to the most recently compiled iossim."""
     platform = {
       'device': 'iphoneos',
       'simulator': 'iphonesimulator',
     }[self.platform]
 
     return self.m.path.join(
       'src', 'out', '%s-%s' % (self.configuration, platform), 'iossim')