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#!/usr/bin/python
# This file is part of GNUnet.
# (C) 2010 Christian Grothoff (and other contributing authors)
#
# GNUnet is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published
# by the Free Software Foundation; either version 2, or (at your
# option) any later version.
#
# GNUnet is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNUnet; see the file COPYING. If not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
#
# Functions for integration testing
import os
import subprocess
import sys
import shutil
import time
from gnunet_pyexpect import pexpect
class Check:
def __init__(self, test):
self.fulfilled = False
self.conditions = list()
self.test = test
def add (self, condition):
self.conditions.append(condition)
def run (self):
fulfilled = True
pos = 0
neg = 0
for c in self.conditions:
if (False == c.check ()):
fulfilled = False
neg += 1
else:
pos += 1
self.test.p (str(pos) +' out of '+ str (pos+neg) + ' conditions fulfilled')
return fulfilled
def run_blocking (self, timeout, pos_cont, neg_cont):
execs = 0;
res = False
while ((False == res) and (execs < timeout)):
res = self.run()
time.sleep(1)
execs += 1
if (res == False):
neg_cont (self)
else:
pos_cont (self)
def evaluate (self, failed_only):
pos = 0
neg = 0
for c in self.conditions:
if (False == c.evaluate (failed_only)):
neg += 1
else:
pos += 1
print (str(pos) +' out of '+ str (pos+neg) + ' conditions fulfilled')
return self.fulfilled
class Condition:
def __init__(self):
self.fulfilled = False
self.type = 'generic'
def __init__(self, type):
self.fulfilled = False
self.type = type
def check(self):
return False;
def evaluate (self, failed_only):
if ((self.fulfilled == False) and (failed_only == True)):
print str(self.type) + 'condition for was ' + str(self.fulfilled)
elif (failed_only == False):
print str(self.type) + 'condition for was ' + str(self.fulfilled)
return self.fulfilled
class FileExistCondition (Condition):
def __init__(self, file):
self.fulfilled = False
self.type = 'file'
self.file = file
def check(self):
if (self.fulfilled == False):
res = os.path.isfile(self.file)
if (res == True):
self.fulfilled = True
return True
else:
return False
else:
return True
def evaluate (self, failed_only):
if ((self.fulfilled == False) and (failed_only == True)):
print str(self.type) + 'condition for file '+self.file+' was ' + str(self.fulfilled)
elif (failed_only == False):
print str(self.type) + 'condition for file '+self.file+' was ' + str(self.fulfilled)
return self.fulfilled
class StatisticsCondition (Condition):
def __init__(self, peer, subsystem, name, value):
self.fulfilled = False
self.type = 'statistics'
self.peer = peer;
self.subsystem = subsystem;
self.name = name;
self.value = value;
self.result = -1;
def check(self):
if (self.fulfilled == False):
self.result = self.peer.get_statistics_value (self.subsystem, self.name);
if (str(self.result) == str(self.value)):
self.fulfilled = True
return True
else:
return False
else:
return True
def evaluate (self, failed_only):
if (self.result == -1):
res = 'NaN'
else:
res = str(self.result)
if (self.fulfilled == False):
fail = " FAIL!"
op = " != "
else:
fail = ""
op = " == "
if ((self.fulfilled == False) and (failed_only == True)):
print self.peer.id[:4] + " " +self.peer.cfg + " " + str(self.type) + ' condition in subsystem "' + self.subsystem.ljust(12) +'" : "' + self.name.ljust(30) +'" : (expected/real value) ' + str(self.value) + op + res + fail
elif (failed_only == False):
print self.peer.id[:4] + " " +self.peer.cfg + " " + str(self.type) + ' condition in subsystem "' + self.subsystem.ljust(12) +'" : "' + self.name.ljust(30) +'" : (expected/real value) ' + str(self.value) + op + res + fail
return self.fulfilled
class Test:
def __init__(self, testname, verbose):
self.peers = list()
self.verbose = verbose;
self.name = testname;
srcdir = "../.."
gnunet_pyexpect_dir = os.path.join (srcdir, "contrib")
if gnunet_pyexpect_dir not in sys.path:
sys.path.append (gnunet_pyexpect_dir)
self.gnunetarm = ''
self.gnunetstatistics = ''
if os.name == 'posix':
self.gnunetarm = 'gnunet-arm'
self.gnunetstatistics = 'gnunet-statistics'
self.gnunetpeerinfo = 'gnunet-peerinfo'
elif os.name == 'nt':
self.gnunetarm = 'gnunet-arm.exe'
self.gnunetstatistics = 'gnunet-statistics.exe'
self.gnunetpeerinfo = 'gnunet-peerinfo.exe'
if os.name == "nt":
shutil.rmtree (os.path.join (os.getenv ("TEMP"), testname), True)
else:
shutil.rmtree ("/tmp/" + testname, True)
def add_peer (self, peer):
self.peers.append(peer)
def p (self, msg):
if (self.verbose == True):
print msg
class Peer:
def __init__(self, test, cfg_file):
if (False == os.path.isfile(cfg_file)):
print ("Peer cfg " + cfg_file + ": FILE NOT FOUND")
self.id = "<NaN>"
self.test = test
self.started = False
self.cfg = cfg_file
def __del__(self):
if (self.started == True):
print 'ERROR! Peer using cfg ' + self.cfg + ' was not stopped'
ret = self.stop ()
if (False == ret):
print 'ERROR! Peer using cfg ' + self.cfg + ' could not be stopped'
self.started = False
return ret
else:
return False
def start (self):
self.test.p ("Starting peer using cfg " + self.cfg)
try:
server = subprocess.Popen ([self.test.gnunetarm, '-sq', '-c', self.cfg])
server.communicate ()
except OSError:
print "Can not start peer"
self.started = False
return False
self.started = True;
test = ''
try:
server = pexpect ()
server.spawn (None, [self.test.gnunetpeerinfo, '-c', self.cfg ,'-s'], stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
test = server.read("stdout", 1024)
except OSError:
print "Can not get peer identity"
test = (test.split('`')[1])
self.id = test.split('\'')[0]
return True
def stop (self):
if (self.started == False):
return False
self.test.p ("Stopping peer using cfg " + self.cfg)
try:
server = subprocess.Popen ([self.test.gnunetarm, '-eq', '-c', self.cfg])
server.communicate ()
except OSError:
print "Can not stop peer"
return False
self.started = False
return True;
def get_statistics_value (self, subsystem, name):
server = pexpect ()
server.spawn (None, [self.test.gnunetstatistics, '-c', self.cfg ,'-q','-n', name, '-s', subsystem ], stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
#server.expect ("stdout", re.compile (r""))
test = server.read("stdout", 10240)
tests = test.partition('\n')[0]
if (tests.isdigit() == True):
return tests
else:
return -1
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