old_contents: # Copyright (c) 2011 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.
  
  """Makes sure that the chrome/ code is cpplint clean."""
  
  INCLUDE_CPP_FILES_ONLY = (
    r'.*\.cc$', r'.*\.h$'
  )
  
  EXCLUDE = (
    # Objective C confuses everything.
    r'.*cocoa.*',
    r'.*_mac\.(cc|h)$',
    r'.*_mac_.*',
    # All the messages files do weird multiple include trickery
    r'.*_messages_internal\.h$',
    r'render_messages.h$',
    # Autogenerated window resources files are off limits
    r'.*resource.h$',
    # GTK macros in C-ish header code cause false positives
    r'gtk_.*\.h$',
    # Header trickery
    r'.*-inl\.h$',
    # Templates
    r'sigslotrepeater\.h$',
    # GCC attribute trickery
    r'sel_main\.cc$',
    # Mozilla code
    r'mork_reader\.h$',
    r'mork_reader\.cc$',
    r'nss_decryptor_linux\.cc$',
    # Has safe printf usage that cpplint complains about
    r'safe_browsing_util\.cc$',
    # Too much math on one line?
    r'bloom_filter\.cc$',
    # Bogus ifdef tricks
    r'renderer_webkitplatformsupport_impl\.cc$',
    # Lines > 100 chars
    r'gcapi\.cc$',
  )
  
  def CheckChangeOnUpload(input_api, output_api):
    results = []
    black_list = input_api.DEFAULT_BLACK_LIST + EXCLUDE
    sources = lambda x: input_api.FilterSourceFile(
      x, white_list=INCLUDE_CPP_FILES_ONLY, black_list=black_list)
    results.extend(input_api.canned_checks.CheckChangeLintsClean(
        input_api, output_api, sources))
    return results
  
new_contents: # Copyright (c) 2011 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.
  
  """Presubmit script for changes affecting chrome/
  
  See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
  for more details about the presubmit API built into gcl.
  """
  
  import re
  
  INCLUDE_CPP_FILES_ONLY = (
    r'.*\.cc$', r'.*\.h$'
  )
  
  EXCLUDE = (
    # Objective C confuses everything.
    r'.*cocoa.*',
    r'.*_mac\.(cc|h)$',
    r'.*_mac_.*',
    # All the messages files do weird multiple include trickery
    r'.*_messages_internal\.h$',
    r'render_messages.h$',
    # Autogenerated window resources files are off limits
    r'.*resource.h$',
    # GTK macros in C-ish header code cause false positives
    r'gtk_.*\.h$',
    # Header trickery
    r'.*-inl\.h$',
    # Templates
    r'sigslotrepeater\.h$',
    # GCC attribute trickery
    r'sel_main\.cc$',
    # Mozilla code
    r'mork_reader\.h$',
    r'mork_reader\.cc$',
    r'nss_decryptor_linux\.cc$',
    # Has safe printf usage that cpplint complains about
    r'safe_browsing_util\.cc$',
    # Too much math on one line?
    r'bloom_filter\.cc$',
    # Bogus ifdef tricks
    r'renderer_webkitplatformsupport_impl\.cc$',
    # Lines > 100 chars
    r'gcapi\.cc$',
  )
  
  def _CheckChangeLintsClean(input_api, output_api):
    """Makes sure that the chrome/ code is cpplint clean."""
    black_list = input_api.DEFAULT_BLACK_LIST + EXCLUDE
    sources = lambda x: input_api.FilterSourceFile(
      x, white_list=INCLUDE_CPP_FILES_ONLY, black_list=black_list)
    return input_api.canned_checks.CheckChangeLintsClean(
        input_api, output_api, sources)
  
  def _CheckNoContentUnitTestsInChrome(input_api, output_api):
    """Makes sure that no unit tests from content/ are included in unit_tests."""
    problems = []
    for f in input_api.AffectedFiles():
      if not f.LocalPath().endswith('chrome_tests.gypi'):
        continue
  
      for line_num, line in f.ChangedContents():
        m = re.search(r"'(.*\/content\/.*unittest.*)'", line)
        if m:
          problems.append(m.group(1))
  
    if not problems:
      return []
    return [output_api.PresubmitPromptWarning(
        'Unit tests located in content/ should be added to the ' +
        'content_tests.gypi:content_unittests target.',
        items=problems)]
  
  def _CommonChecks(input_api, output_api):
    """Checks common to both upload and commit."""
    results = []
    results.extend(_CheckNoContentUnitTestsInChrome(input_api, output_api))
    return results
  
  def CheckChangeOnUpload(input_api, output_api):
    results = []
    results.extend(_CommonChecks(input_api, output_api))
    results.extend(_CheckChangeLintsClean(input_api, output_api))
    return results
  
  def CheckChangeOnCommit(input_api, output_api):
    results = []
    results.extend(_CommonChecks(input_api, output_api))
    return results
  
subject: Add a presubmit check so that no new unit tests in content/ are added to the unit_tests target