Generate the proto JSON converter for DOM distiller

third_party/dom_distiller_js/protoc_plugins/json_values_converter_tests.py

+#!/usr/bin/env python
+# Copyright (c) 2016 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.
+
+"""Tests for json_values_converter.py.
+
+It tests json_values_converter.py.
+"""
+
+import argparse
+import os
+import sys
+
+
+def CompareFiles(file1, file2):
+  return file(file1, 'r').read() == file(file2, 'r').read()
+
+def TouchStamp(stamp_path):
+  dir_name = os.path.dirname(stamp_path)
+  if not os.path.isdir(dir_name):
+    os.makedirs()
+
+  with open(stamp_path, 'a'):
+    os.utime(stamp_path, None)
+
+def main(argv):
+  parser = argparse.ArgumentParser()
+  parser.add_argument('--stamp',
+                      help='Path to touch on success.')
+  parser.add_argument('files', nargs='+',
+                      help='Files to compare.')
+
+  args = parser.parse_args()
+
+  passed = True
+  for i, j in zip(args.files[::2], args.files[1::2]):
+    passed = passed and CompareFiles(i, j)
+
+  if passed and args.stamp:
+    TouchStamp(args.stamp)
+
+  return not passed
+
+if __name__ == '__main__':
+  sys.exit(main(sys.argv))