from datetime import datetime
from datetime import timedelta
from importlib import import_module
+from operator import attrgetter
from os import environ
+from os import urandom
from random import random
from string import ascii_letters
from string import digits
from six import PY2
from six import text_type
from six import unichr as six_unichr
+from six.moves import xrange as six_xrange
from six.moves.cPickle import dumps as pickle_dumps
from six.moves.cPickle import HIGHEST_PROTOCOL as pickle_proto
from six.moves.cPickle import loads as pickle_loads
from pyderasn import Choice
from pyderasn import DecodeError
from pyderasn import DecodePathDefBy
+from pyderasn import encode_cer
from pyderasn import Enumerated
from pyderasn import EOC
from pyderasn import EOC_LEN
pprint(obj, big_blobs=True, with_decode_path=True)
self.assertFalse(obj.expled)
obj_encoded = obj.encode()
+ self.assertSequenceEqual(encode_cer(obj), obj_encoded)
obj_expled = obj(value, expl=tag_expl)
self.assertTrue(obj_expled.expled)
repr(obj_expled)
list(obj_expled.pps())
pprint(obj_expled, big_blobs=True, with_decode_path=True)
+ obj_expled_cer = encode_cer(obj_expled)
+ self.assertNotEqual(obj_expled_cer, obj_encoded)
+ self.assertSequenceEqual(
+ obj_expled.decod(obj_expled_cer, ctx={"bered": True}).encode(),
+ obj_expled.encode(),
+ )
obj_expled_hex_encoded = obj_expled.hexencode()
ctx_copied = deepcopy(ctx_dummy)
obj_decoded, tail = obj_expled.hexdecode(
pprint(obj, big_blobs=True, with_decode_path=True)
self.assertFalse(obj.expled)
obj_encoded = obj.encode()
+ self.assertSequenceEqual(encode_cer(obj), obj_encoded)
obj_expled = obj(value, expl=tag_expl)
self.assertTrue(obj_expled.expled)
repr(obj_expled)
list(obj_expled.pps())
pprint(obj_expled, big_blobs=True, with_decode_path=True)
obj_expled_encoded = obj_expled.encode()
+ obj_expled_cer = encode_cer(obj_expled)
+ self.assertNotEqual(obj_expled_cer, obj_encoded)
+ self.assertSequenceEqual(
+ obj_expled.decod(obj_expled_cer, ctx={"bered": True}).encode(),
+ obj_expled_encoded,
+ )
ctx_copied = deepcopy(ctx_dummy)
obj_decoded, tail = obj_expled.decode(
obj_expled_encoded + tail_junk,
pprint(obj, big_blobs=True, with_decode_path=True)
self.assertFalse(obj.expled)
obj_encoded = obj.encode()
+ self.assertSequenceEqual(encode_cer(obj), obj_encoded)
obj_expled = obj(value, expl=tag_expl)
self.assertTrue(obj_expled.expled)
repr(obj_expled)
list(obj_expled.pps())
pprint(obj_expled, big_blobs=True, with_decode_path=True)
obj_expled_encoded = obj_expled.encode()
+ obj_expled_cer = encode_cer(obj_expled)
+ self.assertNotEqual(obj_expled_cer, obj_encoded)
+ self.assertSequenceEqual(
+ obj_expled.decod(obj_expled_cer, ctx={"bered": True}).encode(),
+ obj_expled_encoded,
+ )
ctx_copied = deepcopy(ctx_dummy)
obj_decoded, tail = obj_expled.decode(
obj_expled_encoded + tail_junk,
self.assertTrue(obj.lenindef)
self.assertTrue(obj.bered)
+ @settings(max_examples=LONG_TEST_MAX_EXAMPLES)
+ @given(integers(min_value=1000, max_value=3000))
+ def test_cer(self, data_len):
+ data = urandom(data_len)
+ encoded = encode_cer(BitString(data))
+ ctx = {"bered": True}
+ self.assertSequenceEqual(bytes(BitString().decod(encoded, ctx=ctx)), data)
+ evgens = list(BitString().decode_evgen(encoded, ctx=ctx))
+ evgens_expected = data_len // 999
+ if evgens_expected * 999 != data_len:
+ evgens_expected += 1
+ evgens_expected += 1
+ self.assertEqual(len(evgens), evgens_expected)
+ for (_, obj, _) in evgens[:-2]:
+ self.assertEqual(obj.vlen, 1000)
+ _, obj, _ = evgens[-2]
+ self.assertEqual(obj.vlen, 1 + data_len - len(evgens[:-2]) * 999)
+
@composite
def octet_string_values_strategy(draw, do_expl=False):
pprint(obj, big_blobs=True, with_decode_path=True)
self.assertFalse(obj.expled)
obj_encoded = obj.encode()
+ self.assertSequenceEqual(encode_cer(obj), obj_encoded)
obj_expled = obj(value, expl=tag_expl)
self.assertTrue(obj_expled.expled)
repr(obj_expled)
list(obj_expled.pps())
pprint(obj_expled, big_blobs=True, with_decode_path=True)
obj_expled_encoded = obj_expled.encode()
+ obj_expled_cer = encode_cer(obj_expled)
+ self.assertNotEqual(obj_expled_cer, obj_encoded)
+ self.assertSequenceEqual(
+ obj_expled.decod(obj_expled_cer, ctx={"bered": True}).encode(),
+ obj_expled_encoded,
+ )
ctx_copied = deepcopy(ctx_dummy)
obj_decoded, tail = obj_expled.decode(
obj_expled_encoded + tail_junk,
self.assertEqual(err.exception.decode_path, decode_path + (str(chunks),))
self.assertEqual(err.exception.offset, offset + 1 + 1 + chunks * len(bs))
+ @settings(max_examples=LONG_TEST_MAX_EXAMPLES)
+ @given(integers(min_value=1001, max_value=3000))
+ def test_cer(self, data_len):
+ data = urandom(data_len)
+ encoded = encode_cer(OctetString(data))
+ ctx = {"bered": True}
+ self.assertSequenceEqual(bytes(OctetString().decod(encoded, ctx=ctx)), data)
+ evgens = list(OctetString().decode_evgen(encoded, ctx=ctx))
+ evgens_expected = data_len // 1000
+ if evgens_expected * 1000 != data_len:
+ evgens_expected += 1
+ evgens_expected += 1
+ self.assertEqual(len(evgens), evgens_expected)
+ for (_, obj, _) in evgens[:-2]:
+ self.assertEqual(obj.vlen, 1000)
+ _, obj, _ = evgens[-2]
+ self.assertEqual(obj.vlen, data_len - len(evgens[:-2]) * 1000)
+
@composite
def null_values_strategy(draw, do_expl=False):
pprint(obj, big_blobs=True, with_decode_path=True)
self.assertFalse(obj.expled)
obj_encoded = obj.encode()
+ self.assertSequenceEqual(encode_cer(obj), obj_encoded)
obj_expled = obj(expl=tag_expl)
self.assertTrue(obj_expled.expled)
repr(obj_expled)
list(obj_expled.pps())
pprint(obj_expled, big_blobs=True, with_decode_path=True)
obj_expled_encoded = obj_expled.encode()
+ obj_expled_cer = encode_cer(obj_expled)
+ self.assertNotEqual(obj_expled_cer, obj_encoded)
+ self.assertSequenceEqual(
+ obj_expled.decod(obj_expled_cer, ctx={"bered": True}).encode(),
+ obj_expled_encoded,
+ )
ctx_copied = deepcopy(ctx_dummy)
obj_decoded, tail = obj_expled.decode(
obj_expled_encoded + tail_junk,
pprint(obj, big_blobs=True, with_decode_path=True)
self.assertFalse(obj.expled)
obj_encoded = obj.encode()
+ self.assertSequenceEqual(encode_cer(obj), obj_encoded)
obj_expled = obj(value, expl=tag_expl)
self.assertTrue(obj_expled.expled)
repr(obj_expled)
list(obj_expled.pps())
pprint(obj_expled, big_blobs=True, with_decode_path=True)
obj_expled_encoded = obj_expled.encode()
+ obj_expled_cer = encode_cer(obj_expled)
+ self.assertNotEqual(obj_expled_cer, obj_encoded)
+ self.assertSequenceEqual(
+ obj_expled.decod(obj_expled_cer, ctx={"bered": True}).encode(),
+ obj_expled_encoded,
+ )
ctx_copied = deepcopy(ctx_dummy)
obj_decoded, tail = obj_expled.decode(
obj_expled_encoded + tail_junk,
pprint(seq, big_blobs=True, with_decode_path=True)
self.assertTrue(seq.ready)
seq_encoded = seq.encode()
+ seq_encoded_cer = encode_cer(seq)
+ self.assertNotEqual(seq_encoded_cer, seq_encoded)
+ self.assertSequenceEqual(
+ seq.decod(seq_encoded_cer, ctx={"bered": True}).encode(),
+ seq_encoded,
+ )
seq_decoded, tail = seq.decode(seq_encoded + tail_junk)
self.assertFalse(seq_decoded.lenindef)
self.assertFalse(seq_decoded.ber_encoded)
pprint(obj, big_blobs=True, with_decode_path=True)
self.assertFalse(obj.expled)
obj_encoded = obj.encode()
+ obj_encoded_cer = encode_cer(obj)
+ self.assertNotEqual(obj_encoded_cer, obj_encoded)
+ self.assertSequenceEqual(
+ obj.decod(obj_encoded_cer, ctx={"bered": True}).encode(),
+ obj_encoded,
+ )
obj_expled = obj(value, expl=tag_expl)
self.assertTrue(obj_expled.expled)
repr(obj_expled)
self.assertEqual(obj1, obj2)
self.assertSequenceEqual(list(obj1), list(obj2))
+ def test_iterator_pickling(self):
+ class SeqOf(SequenceOf):
+ schema = Integer()
+ register_class(SeqOf)
+ seqof = SeqOf()
+ pickle_dumps(seqof)
+ seqof = seqof(iter(six_xrange(10)))
+ with assertRaisesRegex(self, ValueError, "iterator"):
+ pickle_dumps(seqof)
+
+ def test_iterator_bounds(self):
+ class SeqOf(SequenceOf):
+ schema = Integer()
+ bounds = (10, 20)
+ seqof = None
+ def gen(n):
+ for i in six_xrange(n):
+ yield Integer(i)
+ for n in (9, 21):
+ seqof = SeqOf(gen(n))
+ self.assertTrue(seqof.ready)
+ with self.assertRaises(BoundsError):
+ seqof.encode()
+ self.assertFalse(seqof.ready)
+ seqof = seqof(gen(n))
+ self.assertTrue(seqof.ready)
+ with self.assertRaises(BoundsError):
+ encode_cer(seqof)
+ self.assertFalse(seqof.ready)
+
+ def test_iterator_twice(self):
+ class SeqOf(SequenceOf):
+ schema = Integer()
+ bounds = (1, float("+inf"))
+ def gen():
+ for i in six_xrange(10):
+ yield Integer(i)
+ seqof = SeqOf(gen())
+ self.assertTrue(seqof.ready)
+ seqof.encode()
+ self.assertFalse(seqof.ready)
+ register_class(SeqOf)
+ pickle_dumps(seqof)
+
+ def test_non_ready_bound_min(self):
+ class SeqOf(SequenceOf):
+ schema = Integer()
+ bounds = (1, float("+inf"))
+ seqof = SeqOf()
+ self.assertFalse(seqof.ready)
+
class TestSetOf(SeqOfMixing, CommonMixin, TestCase):
class SeqOf(SetOf):
class TestX690PrefixedType(TestCase):
- def runTest(self):
+ def test_1(self):
self.assertSequenceEqual(
VisibleString("Jones").encode(),
hexdec("1A054A6F6E6573"),
)
+
+ def test_2(self):
self.assertSequenceEqual(
VisibleString(
"Jones",
).encode(),
hexdec("43054A6F6E6573"),
)
+
+ def test_3(self):
self.assertSequenceEqual(
Any(
VisibleString(
).encode(),
hexdec("A20743054A6F6E6573"),
)
+
+ def test_4(self):
self.assertSequenceEqual(
OctetString(
VisibleString(
).encode(),
hexdec("670743054A6F6E6573"),
)
+
+ def test_5(self):
self.assertSequenceEqual(
VisibleString("Jones", impl=tag_ctxp(2)).encode(),
hexdec("82054A6F6E6573"),
pickle_loads(pickled)
pyderasn.__version__ = version_orig
pickle_loads(pickled)
+
+
+class TestCERSetOrdering(TestCase):
+ def test_vectors(self):
+ """Taken from X.690-201508
+ """
+ class B(Choice):
+ schema = (
+ ("c", Integer(impl=tag_ctxp(2))),
+ ("d", Integer(impl=tag_ctxp(4))),
+ )
+
+ class F(Choice):
+ schema = (
+ ("g", Integer(impl=tag_ctxp(5))),
+ ("h", Integer(impl=tag_ctxp(6))),
+ )
+
+ class I(Choice):
+ schema = (
+ ("j", Integer(impl=tag_ctxp(0))),
+ )
+
+ class E(Choice):
+ schema = (
+ ("f", F()),
+ ("i", I()),
+ )
+
+ class A(Set):
+ schema = (
+ ("a", Integer(impl=tag_ctxp(3))),
+ ("b", B(expl=tag_ctxc(1))),
+ ("e", E()),
+ )
+
+ a = A((
+ ("a", Integer(123)),
+ ("b", B(("d", Integer(234)))),
+ ("e", E(("f", F(("g", Integer(345)))))),
+ ))
+ order = sorted(a._values_for_encoding(), key=attrgetter("tag_order_cer"))
+ self.assertSequenceEqual(
+ [i.__class__.__name__ for i in order],
+ ("E", "B", "Integer"),
+ )