Docserver: achieve online vs offline (cron vs instance) behaviour at the object

chrome/common/extensions/docs/server2/test_util.py

 # Copyright 2013 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.
 
+from __future__ import print_function
+
 import logging
+import os
+import sys
+
+def EnableLogging(name):
+  '''Returns the output of the log with |name| to stdout.
+  '''
+  return _ReplaceLogging(name, lambda message: print(message))
 
 def DisableLogging(name):
   '''Disables the log with |name| for the duration of the decorated function.
   '''
+  return _ReplaceLogging(name, lambda _: None)
+
+def _ReplaceLogging(name, replacement):
   def decorator(fn):
     def impl(*args, **optargs):
       saved = getattr(logging, name)
-      setattr(logging, name, lambda _: None)
+      setattr(logging, name, replacement)
       try:
         return fn(*args, **optargs)
       finally:
         setattr(logging, name, saved)
     return impl
   return decorator
+
+def ReadFile(name):
+  with open(os.path.join(sys.path[0], os.pardir, os.pardir, name)) as f:
+    return f.read()