1# Copyright (c) 2012 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"""test_expectations.txt presubmit script.
6
7See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts for
8details on the presubmit API built into gcl.
9"""
10
11import os
12import sys
13
14TEST_EXPECTATIONS_FILENAMES = ['test_expectations.txt', 'TestExpectations']
15
16def LintTestFiles(input_api, output_api):
17  current_dir = str(input_api.PresubmitLocalPath())
18  tools_dir = os.path.dirname(os.path.abspath(sys.argv[0]))
19  src_dir = os.path.dirname(tools_dir)
20
21  subproc = input_api.subprocess.Popen(
22      [input_api.python_executable,
23       input_api.os.path.join(src_dir, 'third_party', 'WebKit', 'Tools',
24           'Scripts', 'lint-test-expectations')],
25      stdin=input_api.subprocess.PIPE,
26      stdout=input_api.subprocess.PIPE,
27      stderr=input_api.subprocess.STDOUT)
28  stdout_data = subproc.communicate()[0]
29  is_error = lambda line: (input_api.re.match('^Line:', line) or
30                           input_api.re.search('ERROR Line:', line))
31  error = filter(is_error, stdout_data.splitlines())
32  if error:
33    return [output_api.PresubmitError('Lint error\n%s' % '\n'.join(error),
34                                      long_text=stdout_data)]
35  return []
36
37def LintTestExpectations(input_api, output_api):
38  for path in input_api.LocalPaths():
39    if input_api.os_path.basename(path) in TEST_EXPECTATIONS_FILENAMES:
40      return LintTestFiles(input_api, output_api)
41  return []
42
43
44def CheckChangeOnUpload(input_api, output_api):
45  return LintTestExpectations(input_api, output_api)
46
47def CheckChangeOnCommit(input_api, output_api):
48  return LintTestExpectations(input_api, output_api)
49