ganeti_web/tests/utils.py

   1 # Copyright (C) 2010 Oregon State University et al.
   2 #
   3 # This program is free software; you can redistribute it and/or
   4 # modify it under the terms of the GNU General Public License
   5 # as published by the Free Software Foundation; either version 2
   6 # of the License, or (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program; if not, write to the Free Software
  15 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
  16 # USA.
  17
  18 import sys
  19
  20 class MuteStdout(object):
  21     """ context manager that mutes stdout """
  22     def __enter__( self ):
  23         self.stdout = sys.stdout
  24         sys.stdout = self
  25
  26     def __exit__( self, type, value, tb ):
  27         sys.stdout = self.stdout
  28
  29     def write(self, str):
  30         """ ignore all calls to write """
  31         pass