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#!/usr/bin/env python3
import argparse
import pathlib
import shlex
import sys
import os
import re
from subprocess import Popen, PIPE
import types
if sys.version_info.major == 2:
import copy_reg as copyreg
else:
import copyreg
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)
copyreg.pickle(types.MethodType, _pickle_method, _unpickle_method)
class LedgerHarness:
ledger = None
sourcepath = None
skipped = 0
succeeded = 0
failed = 0
verify = False
gmalloc = False
python = False
@staticmethod
def parser():
parser = argparse.ArgumentParser(add_help=False)
parser.add_argument('-l', '--ledger', type=pathlib.Path, required=True)
parser.add_argument('-s', '--sourcepath', type=pathlib.Path, required=True)
parser.add_argument('--verify', action='store_true')
parser.add_argument('--gmalloc', action='store_true')
parser.add_argument('--python', action='store_true')
return parser
def __init__(self, ledger, sourcepath, verify=False, gmalloc=False, python=False):
if not ledger.is_file():
print(f"Cannot find ledger at '{ledger}'", file=sys.stderr)
sys.exit(1)
if not sourcepath.is_dir():
print(f"Cannot find source path at '{sourcepath}'", file=sys.stderr)
sys.exit(1)
self.ledger = ledger.resolve()
self.sourcepath = sourcepath.resolve()
self.verify = verify
self.gmalloc = gmalloc
self.python = python
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'
cmd = [str(self.ledger), '--args-only']
if (verify is not None and verify) or \
(verify is None and self.verify):
cmd.append('--verify')
if columns:
cmd.append('--columns=80')
command = command.replace('$ledger', shlex.join(cmd))
valgrind = '/usr/bin/valgrind'
if not os.path.isfile(valgrind):
valgrind = '/opt/local/bin/valgrind'
if os.path.isfile(valgrind) and '--verify' in cmd:
command = shlex.join([valgrind, '-q', command])
ismsys2 = 'MSYSTEM' in os.environ
if ismsys2:
# If we are running under msys2, use bash to execute the test commands
bash_path = os.environ['MINGW_PREFIX'] + '/../usr/bin/bash.exe'
command = shlex.join([bash_path, '-c', command])
return Popen(command, shell=not ismsys2, close_fds=not ismsys2,
env=env, stdin=PIPE, stdout=PIPE, stderr=PIPE,
cwd=self.sourcepath)
def read(self, fd):
text = ""
text_data = os.read(fd.fileno(), 8192)
while text_data:
if text_data:
text += text_data
text_data = os.read(fd.fileno(), 8192)
return text
def readlines(self, fd):
lines = []
for line in fd.readlines():
line = line.decode('utf-8')
if not line.startswith('GuardMalloc'):
lines.append(line)
return lines
def wait(self, process, msg='Ledger invocation failed:'):
if process.wait() != 0:
print(msg)
print(process.stderr.read())
self.failure()
return False
return True
def success(self):
sys.stdout.write(".")
sys.stdout.flush()
self.succeeded += 1
def skip(self):
sys.stdout.write("S")
sys.stdout.flush()
self.skipped += 1
def failure(self, name=None):
sys.stdout.write("E")
if name:
sys.stdout.write("[%s]" % name)
sys.stdout.flush()
self.failed += 1
def exit(self):
print()
if self.succeeded > 0:
print(f"OK ({self.succeeded})")
if self.skipped > 0:
print(f"SKIPPED ({self.skipped})")
if self.failed > 0:
print(f"FAILED ({self.failed})")
print()
sys.exit(self.failed)
if __name__ == '__main__':
parser = argparse.ArgumentParser(prog='LedgerHarness', parents=[LedgerHarness.parser()])
args = LedgerHarness.parser().parse_args()
harness = LedgerHarness(args.ledger, args.sourcepath, args.verify, args.gmalloc, args.python)
proc = harness.run('$ledger -f test/input/sample.dat reg')
print('STDOUT:')
print(proc.stdout.read())
print('STDERR:')
print(proc.stderr.read())
harness.success()
harness.exit()
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