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#!/usr/bin/env python
import sys
import os
import re
from subprocess import Popen, PIPE
import copy_reg
import types
def _pickle_method(method):
func_name = method.im_func.__name__
obj = method.im_self
cls = method.im_class
return _unpickle_method, (func_name, obj, cls)
def _unpickle_method(func_name, obj, cls):
for cls in cls.mro():
try:
func = cls.__dict__[func_name]
except KeyError:
pass
else:
break
return func.__get__(obj, cls)
copy_reg.pickle(types.MethodType, _pickle_method, _unpickle_method)
class LedgerHarness:
ledger = None
sourcepath = None
succeeded = 0
failed = 0
verify = False
gmalloc = False
python = False
def __init__(self, argv):
if not os.path.isfile(argv[1]):
print "Cannot find ledger at '%s'" % argv[1]
sys.exit(1)
if not os.path.isdir(argv[2]):
print "Cannot find source path at '%s'" % argv[2]
sys.exit(1)
self.ledger = argv[1]
self.sourcepath = argv[2]
self.succeeded = 0
self.failed = 0
self.verify = '--verify' in argv
self.gmalloc = '--gmalloc' in argv
self.python = '--python' in argv
os.chdir(self.sourcepath)
def run(self, command, verify=None, gmalloc=None, columns=True):
env = os.environ.copy()
if (gmalloc is not None and gmalloc) or \
(gmalloc is None and self.gmalloc):
env['MallocGuardEdges'] = '1'
env['MallocScribble'] = '1'
env['MallocPreScribble'] = '1'
env['MallocCheckHeapStart'] = '1000'
env['MallocCheckHeapEach'] = '10000'
env['DYLD_INSERT_LIBRARIES'] = '/usr/lib/libgmalloc.dylib'
env['MALLOC_PROTECT_BEFORE'] = '1'
env['MALLOC_FILL_SPACE'] = '1'
env['MALLOC_STRICT_SIZE'] = '1'
if (verify is not None and verify) or \
(verify is None and self.verify):
insert = ' --verify'
else:
insert = ''
if columns:
insert += ' --columns=80'
command = re.sub('\$ledger', '%s%s %s' % \
(self.ledger, insert, '--args-only'), command)
valgrind = '/usr/bin/valgrind'
if not os.path.isfile(valgrind):
valgrind = '/opt/local/bin/valgrind'
if os.path.isfile(valgrind) and '--verify' in insert:
command = valgrind + ' -q ' + command
return Popen(command, shell=True, close_fds=True, env=env,
stdin=PIPE, stdout=PIPE, stderr=PIPE)
def read(self, fd):
text = ""
text_data = os.read(fd.fileno(), 8192)
while text_data:
if text_data:
text += text_data
text_data = os.read(fd.fileno(), 8192)
return text
def readlines(self, fd):
lines = []
for line in fd.readlines():
if not line.startswith("GuardMalloc"):
lines.append(line)
return lines
def wait(self, process, msg='Ledger invocation failed:'):
if process.wait() != 0:
print msg
print process.stderr.read()
self.failure()
return False
return True
def success(self):
sys.stdout.write(".")
self.succeeded += 1
def failure(self, name=None):
sys.stdout.write("E")
if name:
sys.stdout.write("[%s]" % name)
self.failed += 1
def exit(self):
print
if self.succeeded > 0:
print "OK (%d) " % self.succeeded,
if self.failed > 0:
print "FAILED (%d)" % self.failed,
print
sys.exit(self.failed)
if __name__ == '__main__':
harness = LedgerHarness(sys.argv)
proc = harness.run('$ledger -f doc/sample.dat reg')
print 'STDOUT:'
print proc.stdout.read()
print 'STDERR:'
print proc.stderr.read()
harness.success()
harness.exit()
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