gecko/testing/performance/talos/utils.py

101 lines
3.4 KiB
Python
Executable File

# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is standalone Firefox performance tests.
#
# The Initial Developer of the Original Code is The Mozilla Corporation.
# Portions created by the Initial Developer are Copyright (C) 2007
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Zach Lipton <zach@zachlipton.com>
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
"""Utility functions"""
import os
import time
DEBUG = 0
NOISY = 0
saved_environment = {}
def setdebug(val):
global DEBUG
DEBUG = val
def setnoisy(val):
global NOISY
NOISY = val
def noisy(message):
"""Prints messages from the browser/application that are generated, otherwise
these are ignored. Controlled through command line switch (-n or --noisy)
"""
if NOISY == 1:
print "NOISE: " + message
def debug(message):
"""Prints a debug message to the console if the DEBUG switch is turned on
debug switch is controlled through command line switch (-d or --debug)
Args:
message: string containing a debugging statement
"""
if DEBUG == 1:
print "DEBUG: " + message
def stamped_msg(msg_title, msg_action):
"""Prints a message to the console with a time stamp
"""
time_format = "%a, %d %b %Y %H:%M:%S"
msg_format = "%s: \n\t\t%s %s"
print msg_format % (msg_title, msg_action, time.strftime(time_format, time.localtime()))
def setEnvironmentVars(newVars):
"""Sets environment variables as specified by env, an array of variables
from sample.config"""
global saved_environment
env = os.environ
for var in newVars:
# save the old values so they can be restored later:
try:
saved_environment[var] = str(env[var])
except :
saved_environment[var] = ""
env[var] = str(newVars[var])
def restoreEnvironmentVars():
"""Restores environment variables to the state they were in before
setEnvironmentVars() was last called"""
global saved_environment
for var in saved_environment:
os.environ[var] = saved_environment[var]
class talosError(Exception):
def __init__(self, msg):
self.msg = msg
def __str__(self):
return repr(self.msg)