obj = Inherited()
self.assertSequenceEqual(obj.impl, impl_tag)
self.assertFalse(obj.expled)
+ if obj.ready:
+ tag_class, _, tag_num = tag_decode(impl_tag)
+ self.assertEqual(obj.tag_order, (tag_class, tag_num))
@given(binary(min_size=1))
def test_expl_inherited(self, expl_tag):
obj = Inherited()
self.assertSequenceEqual(obj.expl, expl_tag)
self.assertTrue(obj.expled)
+ if obj.ready:
+ tag_class, _, tag_num = tag_decode(expl_tag)
+ self.assertEqual(obj.tag_order, (tag_class, tag_num))
def assert_copied_basic_fields(self, obj, obj_copied):
self.assertEqual(obj, obj_copied)
self.assertEqual(obj.offset, obj_copied.offset)
self.assertEqual(obj.llen, obj_copied.llen)
self.assertEqual(obj.vlen, obj_copied.vlen)
+ if obj.ready:
+ self.assertEqual(obj.tag_order, obj_copied.tag_order)
@composite
)
+@composite
+def tlv_value_strategy(draw):
+ tag_num = draw(integers(min_value=1))
+ data = draw(binary())
+ return b"".join((tag_encode(tag_num), len_encode(len(data)), data))
+
+
@composite
def any_values_strategy(draw, do_expl=False):
- value = draw(one_of(none(), binary()))
+ value = draw(one_of(none(), tlv_value_strategy()))
expl = None
if do_expl:
expl = draw(one_of(none(), integers(min_value=1).map(tag_encode)))
obj = Any(optional=optional)
self.assertEqual(obj.optional, optional)
- @given(binary())
+ @given(tlv_value_strategy())
def test_ready(self, value):
obj = Any()
self.assertFalse(obj.ready)
pprint(obj, big_blobs=True, with_decode_path=True)
self.assertSequenceEqual(obj.encode(), integer_encoded)
- @given(binary(min_size=1), binary(min_size=1))
+ @given(tlv_value_strategy(), tlv_value_strategy())
def test_comparison(self, value1, value2):
for klass in (Any, AnyInherited):
obj1 = klass(value1)
obj.decode(obj.encode()[:-1])
@given(
- binary(),
+ tlv_value_strategy(),
integers(min_value=1).map(tag_ctxc),
)
def test_stripped_expl(self, value, tag_expl):
list(obj.pps())
pprint(obj, big_blobs=True, with_decode_path=True)
self.assertFalse(obj.expled)
+ tag_class, _, tag_num = tag_decode(tag_strip(value)[0])
+ self.assertEqual(obj.tag_order, (tag_class, tag_num))
obj_encoded = obj.encode()
obj_expled = obj(value, expl=tag_expl)
self.assertTrue(obj_expled.expled)
+ tag_class, _, tag_num = tag_decode(tag_expl)
+ self.assertEqual(obj_expled.tag_order, (tag_class, tag_num))
repr(obj_expled)
list(obj_expled.pps())
pprint(obj_expled, big_blobs=True, with_decode_path=True)
list(obj.pps())
pprint(obj, big_blobs=True, with_decode_path=True)
self.assertFalse(obj.expled)
+ self.assertEqual(obj.tag_order, obj.value.tag_order)
obj_encoded = obj.encode()
obj_expled = obj(value, expl=tag_expl)
self.assertTrue(obj_expled.expled)
+ tag_class, _, tag_num = tag_decode(tag_expl)
+ self.assertEqual(obj_expled.tag_order, (tag_class, tag_num))
repr(obj_expled)
list(obj_expled.pps())
pprint(obj_expled, big_blobs=True, with_decode_path=True)
with self.assertRaises(NotEnoughData):
seq.decode(seq.encode()[:-1])
- @given(binary(min_size=2))
- def test_non_tag_mismatch_raised(self, junk):
+ @given(integers(min_value=3), binary(min_size=2))
+ def test_non_tag_mismatch_raised(self, junk_tag_num, junk):
+ junk = tag_encode(junk_tag_num) + junk
try:
_, _, len_encoded = tag_strip(memoryview(junk))
len_decode(len_encoded)
@settings(max_examples=LONG_TEST_MAX_EXAMPLES)
@given(data_strategy())
def test_sorted(self, d):
- tags = [
- tag_encode(tag) for tag in
- d.draw(sets(integers(min_value=1), min_size=1, max_size=10))
- ]
+ class DummySeq(Sequence):
+ schema = (("null", Null()),)
+
+ tag_nums = d.draw(sets(integers(min_value=1), min_size=1, max_size=50))
+ _, _, dummy_seq_tag_num = tag_decode(DummySeq.tag_default)
+ assume(any(i > dummy_seq_tag_num for i in tag_nums))
+ tag_nums -= set([dummy_seq_tag_num])
+ _schema = [(str(i), OctetString(impl=tag_encode(i))) for i in tag_nums]
+ _schema.append(("seq", DummySeq()))
class Seq(Set):
- schema = [(str(i), OctetString(impl=t)) for i, t in enumerate(tags)]
+ schema = d.draw(permutations(_schema))
seq = Seq()
- for name, _ in Seq.schema:
- seq[name] = OctetString(b"")
+ for name, _ in _schema:
+ if name != "seq":
+ seq[name] = OctetString(name.encode("ascii"))
+ seq["seq"] = DummySeq((("null", Null()),))
+
seq_encoded = seq.encode()
seq_decoded, _ = seq.decode(seq_encoded)
+ seq_encoded_expected = []
+ for tag_num in sorted(tag_nums | set([dummy_seq_tag_num])):
+ if tag_num == dummy_seq_tag_num:
+ seq_encoded_expected.append(seq["seq"].encode())
+ else:
+ seq_encoded_expected.append(seq[str(tag_num)].encode())
self.assertSequenceEqual(
seq_encoded[seq_decoded.tlen + seq_decoded.llen:],
- b"".join(sorted([seq[name].encode() for name, _ in Seq.schema])),
+ b"".join(seq_encoded_expected),
)
- @settings(max_examples=LONG_TEST_MAX_EXAMPLES)
- @given(data_strategy())
- def test_unsorted(self, d):
- tags = [
- tag_encode(tag) for tag in
- d.draw(sets(integers(min_value=1), min_size=2, max_size=5))
- ]
- tags = d.draw(permutations(tags))
- assume(tags != sorted(tags))
- encoded = b"".join(OctetString(t, impl=t).encode() for t in tags)
+ encoded = b"".join(seq[str(i)].encode() for i in tag_nums)
+ encoded += seq["seq"].encode()
seq_encoded = b"".join((
Set.tag_default,
len_encode(len(encoded)),
encoded,
))
-
- class Seq(Set):
- schema = [(str(i), OctetString(impl=t)) for i, t in enumerate(tags)]
- seq = Seq()
with assertRaisesRegex(self, DecodeError, "unordered SET"):
seq.decode(seq_encoded)
for ctx in ({"bered": True}, {"allow_unordered_set": True}):
seq_decoded = copy(seq_decoded)
self.assertTrue(seq_decoded.ber_encoded)
self.assertTrue(seq_decoded.bered)
- self.assertSequenceEqual(
- [bytes(seq_decoded[str(i)]) for i, t in enumerate(tags)],
- tags,
- )
def test_same_value_twice(self):
class Seq(Set):