From 875bab4d269a04c1cac398d8e49f28417f9052b3 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Pawe=C5=82=20Hajdan=2C=20Jr?= <phajdan.jr@chromium.org>
Date: Fri, 10 Oct 2014 12:50:54 +0200
Subject: [PATCH] Add src-side launcher for checkdeps

This is first step towards establishing an API between src and recipes.
The goal is to convert all Test subclasses from recipes' steps.py
into scripts like this one.

BUG=422235
R=iannucci@chromium.org

Review URL: https://codereview.chromium.org/645593002

Cr-Commit-Position: refs/heads/master@{#299086}
---
 testing/scripts/checkdeps.py | 75 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100755 testing/scripts/checkdeps.py

diff --git a/testing/scripts/checkdeps.py b/testing/scripts/checkdeps.py
new file mode 100755
index 000000000000..83abfdf53b06
--- /dev/null
+++ b/testing/scripts/checkdeps.py
@@ -0,0 +1,75 @@
+#!/usr/bin/env python
+# Copyright 2014 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 argparse
+import contextlib
+import json
+import os
+import subprocess
+import sys
+import tempfile
+
+
+SCRIPT_DIR = os.path.abspath(os.path.dirname(__file__))
+SRC_DIR = os.path.abspath(
+    os.path.join(SCRIPT_DIR, os.path.pardir, os.path.pardir))
+
+
+def run_command(argv):
+  print 'Running %r' % argv
+  rc = subprocess.call(argv)
+  print 'Command %r returned exit code %d' % (argv, rc)
+  return rc
+
+
+@contextlib.contextmanager
+def temporary_file():
+  fd, path = tempfile.mkstemp()
+  os.close(fd)
+  try:
+    yield path
+  finally:
+    os.remove(path)
+
+
+def mode_run(args):
+  with temporary_file() as tempfile_path:
+    rc = run_command([
+        os.path.join(SRC_DIR, 'buildtools', 'checkdeps', 'checkdeps.py'),
+        '--json', tempfile_path
+    ])
+
+    with open(tempfile_path) as f:
+      checkdeps_results = json.load(f)
+
+  result_set = set()
+  for result in checkdeps_results:
+    for violation in result['violations']:
+      result_set.add((result['dependee_path'], violation['include_path']))
+
+  with open(args.output, 'w') as f:
+    json.dump({
+        'valid': True,
+        'failures': ['%s: %s' % (r[0], r[1]) for r in result_set],
+    }, f)
+
+  return rc
+
+
+def main(argv):
+  parser = argparse.ArgumentParser()
+
+  subparsers = parser.add_subparsers()
+
+  run_parser = subparsers.add_parser('run')
+  run_parser.add_argument('--output', required=True)
+  run_parser.set_defaults(func=mode_run)
+
+  args = parser.parse_args(argv)
+  return args.func(args)
+
+
+if __name__ == '__main__':
+  sys.exit(main(sys.argv[1:]))
-- 
2.11.4.GIT