chrome/PRESUBMIT.py

   1 # Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 # Use of this source code is governed by a BSD-style license that can be
   3 # found in the LICENSE file.
   4
   5 """Presubmit script for changes affecting chrome/
   6
   7 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
   8 for more details about the presubmit API built into depot_tools.
   9 """
  10
  11 import re
  12
  13 INCLUDE_CPP_FILES_ONLY = (
  14   r'.*\.(cc|h)$',
  15 )
  16
  17 EXCLUDE = (
  18   # Objective C confuses everything.
  19   r'.*cocoa.*',
  20   r'.*_mac\.(cc|h)$',
  21   r'.*_mac_.*',
  22   # All the messages files do weird multiple include trickery
  23   r'.*_messages.*\.h$',
  24   r'render_messages.h$',
  25   # Autogenerated window resources files are off limits
  26   r'.*resource.h$',
  27   # Header trickery
  28   r'.*-inl\.h$',
  29   # Has safe printf usage that cpplint complains about
  30   r'safe_browsing_util\.cc$',
  31 )
  32
  33 def _CheckChangeLintsClean(input_api, output_api):
  34   """Makes sure that the chrome/ code is cpplint clean."""
  35   black_list = input_api.DEFAULT_BLACK_LIST + EXCLUDE
  36   sources = lambda x: input_api.FilterSourceFile(
  37     x, white_list=INCLUDE_CPP_FILES_ONLY, black_list=black_list)
  38   return input_api.canned_checks.CheckChangeLintsClean(
  39       input_api, output_api, sources)
  40
  41 def _CheckNoContentUnitTestsInChrome(input_api, output_api):
  42   """Makes sure that no unit tests from content/ are included in unit_tests."""
  43   problems = []
  44   for f in input_api.AffectedFiles():
  45     if not f.LocalPath().endswith('chrome_tests.gypi'):
  46       continue
  47
  48     for line_num, line in f.ChangedContents():
  49       m = re.search(r"'(.*\/content\/.*unittest.*)'", line)
  50       if m:
  51         problems.append(m.group(1))
  52
  53   if not problems:
  54     return []
  55   return [output_api.PresubmitPromptWarning(
  56       'Unit tests located in content/ should be added to the ' +
  57       'content_tests.gypi:content_unittests target.',
  58       items=problems)]
  59
  60 def _CommonChecks(input_api, output_api):
  61   """Checks common to both upload and commit."""
  62   results = []
  63   results.extend(_CheckNoContentUnitTestsInChrome(input_api, output_api))
  64   return results
  65
  66 def CheckChangeOnUpload(input_api, output_api):
  67   results = []
  68   results.extend(_CommonChecks(input_api, output_api))
  69   results.extend(_CheckChangeLintsClean(input_api, output_api))
  70   return results
  71
  72 def CheckChangeOnCommit(input_api, output_api):
  73   results = []
  74   results.extend(_CommonChecks(input_api, output_api))
  75   return results