• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1# Copyright 2017 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
6# Recipe for the Skia PerCommit Housekeeper.
7
8PYTHON_VERSION_COMPATIBILITY = "PY2+3"
9
10DEPS = [
11  'build',
12  'infra',
13  'recipe_engine/context',
14  'recipe_engine/file',
15  'recipe_engine/path',
16  'recipe_engine/properties',
17  'recipe_engine/python',
18  'recipe_engine/raw_io',
19  'recipe_engine/step',
20  'checkout',
21  'run',
22  'vars',
23]
24
25
26def RunSteps(api):
27  # Checkout, compile, etc.
28  api.vars.setup()
29  checkout_root = api.checkout.default_checkout_root
30  api.checkout.bot_update(checkout_root=checkout_root)
31  api.file.ensure_directory('makedirs tmp_dir', api.vars.tmp_dir)
32
33  cwd = api.path['checkout']
34
35  with api.context(cwd=cwd):
36    # Get a baseline diff. This should be empty, but we want to be flexible for
37    # cases where we have local diffs on purpose.
38    diff1 = api.run(
39        api.step,
40        'git diff #1',
41        cmd=['git', 'diff', '--no-ext-diff'],
42        stdout=api.m.raw_io.output()).stdout.decode('utf-8')
43
44    with api.context(env=api.infra.go_env):
45      api.step('generate gl interfaces',
46               cmd=['make', '-C', 'tools/gpu/gl/interface', 'generate'])
47
48    # Run GN, regenerate the SKSL files, and make sure rewritten #includes work.
49    api.build(checkout_root=checkout_root,
50              out_dir=api.vars.build_dir.join('out', 'Release'))
51
52    # Get a second diff. If this doesn't match the first, then there have been
53    # modifications to the generated files.
54    diff2 = api.run(
55        api.step,
56        'git diff #2',
57        cmd=['git', 'diff', '--no-ext-diff'],
58        stdout=api.m.raw_io.output()).stdout.decode('utf-8')
59
60    api.run(
61        api.python.inline,
62        'compare diffs',
63        program="""
64diff1 = '''%s'''
65
66diff2 = '''%s'''
67
68if diff1 != diff2:
69  print('Generated files have been edited!')
70  exit(1)
71""" % (diff1, diff2))
72
73
74def GenTests(api):
75  yield (
76      api.test('Housekeeper-PerCommit-CheckGeneratedFiles') +
77      api.properties(buildername='Housekeeper-PerCommit-CheckGeneratedFiles',
78                     repository='https://skia.googlesource.com/skia.git',
79                     revision='abc123',
80                     path_config='kitchen',
81                     swarm_out_dir='[SWARM_OUT_DIR]') +
82      api.path.exists(api.path['start_dir'])
83  )
84