def __init__(self, tags):
self.validate = True
self.use_fallback = False
self.parser_args = None
self.db = HachoirParserList.getInstance()
self.parsers = set(self.db)
parsers = []
for tag in tags:
if not self.parsers:
break
parsers += self._getByTag(tag)
if self.fallback is None:
self.fallback = len(parsers) == 1
if self.parsers:
other = len(parsers)
parsers += list(self.parsers)
self.other = parsers[other]
self.parsers = parsers
def __init__(self, tags):
self.validate = True
self.use_fallback = False
self.parser_args = None
self.db = HachoirParserList.getInstance()
self.parsers = set(self.db)
parsers = []
for tag in tags:
if not self.parsers:
break
parsers += self._getByTag(tag)
if self.fallback is None:
self.fallback = len(parsers) == 1
if self.parsers:
other = len(parsers)
parsers += list(self.parsers)
self.other = parsers[other]
self.parsers = parsers
def testRandom(seed=0, tests=(1,8)):
random.seed(seed)
a = array('L')
parser_list = HachoirParserList()
n = max(tests) * max(parser.getParserTags()["min_size"] for parser in parser_list)
k = 8 * a.itemsize
for i in xrange((n - 1) // k + 1):
a.append(random.getrandbits(k))
a = StringInputStream(a.tostring(), source="<random data>")
ok = True
for parser in parser_list:
size = parser.getParserTags()["min_size"]
for test in tests:
a._size = a._current_size = size * test
try:
parser(a, validate=True)
error("[%s] Parser didn't reject random data" % parser.__name__)
except ValidateError:
continue
except HACHOIR_ERRORS, err:
error(u"[%s] %s" % (parser.__name__, err))
ok = False