def test_octet_string(self):
if _debug: TestOctetString._debug("test_octet_string")
obj = OctetString()
assert obj.value == xtob('')
with self.assertRaises(TypeError):
OctetString(1)
def test_octet_string_octet_string(self):
if _debug: TestOctetString._debug("test_octet_string_octet_string")
obj = OctetString(xtob('01'))
assert obj.value == xtob('01')
assert str(obj) == "OctetString(X'01')"
obj = OctetString(xtob('01020304'))
assert obj.value == xtob('01020304')
assert str(obj) == "OctetString(X'01020304')"
def octet_string_decode(tag):
"""Decode an octet_string application tag into an octet string."""
if _debug: octet_string_decode._debug("octet_string_decode %r", tag)
obj = OctetString(tag)
if _debug: octet_string_decode._debug(" - obj: %r", obj)
return obj
def test_octet_string_tag(self):
if _debug: TestOctetString._debug("test_octet_string_tag")
tag = Tag(Tag.applicationTagClass, Tag.octetStringAppTag, 1,
xtob('00'))
obj = OctetString(tag)
assert obj.value == xtob('00')
tag = Tag(Tag.applicationTagClass, Tag.booleanAppTag, 0, xtob(''))
with self.assertRaises(InvalidTag):
OctetString(tag)
tag = Tag(Tag.contextTagClass, 0, 1, xtob('ff'))
with self.assertRaises(InvalidTag):
OctetString(tag)
tag = Tag(Tag.openingTagClass, 0)
with self.assertRaises(InvalidTag):
OctetString(tag)
def octet_string_endec(x):
"""Pass the value to OctetString, construct a tag from the hex string,
and compare results of encode and decoding each other."""
if _debug: octet_string_endec._debug("octet_string_endec %r", x)
tag = octet_string_tag(x)
if _debug: octet_string_endec._debug(" - tag: %r, %r", tag, tag.tagData)
obj = OctetString(xtob(x))
if _debug: octet_string_endec._debug(" - obj: %r, %r", obj, obj.value)
assert octet_string_encode(obj) == tag
assert octet_string_decode(tag) == obj
def test_boolean_application_to_object(self):
if _debug:
TestApplicationTag._debug("test_boolean_application_to_object")
# null
obj_endec(Null(), '00')
# boolean
obj_endec(Boolean(True), '11')
obj_endec(Boolean(False), '10')
# unsigned
obj_endec(Unsigned(0), '2100')
obj_endec(Unsigned(1), '2101')
obj_endec(Unsigned(127), '217F')
obj_endec(Unsigned(128), '2180')
# integer
obj_endec(Integer(0), '3100')
obj_endec(Integer(1), '3101')
obj_endec(Integer(-1), '31FF')
obj_endec(Integer(128), '320080')
obj_endec(Integer(-128), '3180')
# real
obj_endec(Real(0), '4400000000')
obj_endec(Real(1), '443F800000')
obj_endec(Real(-1), '44BF800000')
obj_endec(Real(73.5), '4442930000')
# double
obj_endec(Double(0), '55080000000000000000')
obj_endec(Double(1), '55083FF0000000000000')
obj_endec(Double(-1), '5508BFF0000000000000')
obj_endec(Double(73.5), '55084052600000000000')
# octet string
obj_endec(OctetString(xtob('')), '60')
obj_endec(OctetString(xtob('01')), '6101')
obj_endec(OctetString(xtob('0102')), '620102')
obj_endec(OctetString(xtob('010203040506')), '6506010203040506')
# character string
obj_endec(CharacterString(''), '7100')
obj_endec(CharacterString('a'), '720061')
obj_endec(CharacterString('abcde'), '7506006162636465')
# bit string
obj_endec(BitString([]), '8100')
obj_endec(BitString([0]), '820700')
obj_endec(BitString([1]), '820780')
obj_endec(BitString([1, 1, 1, 1, 1]), '8203F8')
obj_endec(BitString([1] * 10), '8306FFC0')
# enumerated
obj_endec(Enumerated(0), '9100')
obj_endec(Enumerated(1), '9101')
obj_endec(Enumerated(127), '917F')
obj_endec(Enumerated(128), '9180')
# date
obj_endec(Date((1, 2, 3, 4)), 'A401020304')
obj_endec(Date((255, 2, 3, 4)), 'A4FF020304')
obj_endec(Date((1, 255, 3, 4)), 'A401FF0304')
obj_endec(Date((1, 2, 255, 4)), 'A40102FF04')
obj_endec(Date((1, 2, 3, 255)), 'A4010203FF')
# time
obj_endec(Time((1, 2, 3, 4)), 'B401020304')
obj_endec(Time((255, 2, 3, 4)), 'B4FF020304')
obj_endec(Time((1, 255, 3, 4)), 'B401FF0304')
obj_endec(Time((1, 2, 255, 4)), 'B40102FF04')
obj_endec(Time((1, 2, 3, 255)), 'B4010203FF')
# object identifier
obj_endec(ObjectIdentifier(0, 0), 'C400000000')
obj_endec(ObjectIdentifier(1, 0), 'C400400000')
obj_endec(ObjectIdentifier(0, 2), 'C400000002')
obj_endec(ObjectIdentifier(3, 4), 'C400C00004')
def test_octet_string_copy(self):
if _debug: TestOctetString._debug("test_octet_string_copy")
obj1 = OctetString(xtob('01'))
obj2 = OctetString(obj1)
assert obj2.value == xtob('01')
def test_octet_string_statement(self):
if _debug: TestExtendedTagStatements._debug("test_octet_string_statement")
assert statement_to_tag("octet string 0102") == tag_encode(OctetString(xtob("0102")))
assert statement_to_tag("octet string 01020304 context 7") == tag_encode(OctetString(xtob("01020304")), context=7)
def octet_string_statement(value):
if _debug:
octet_string_statement._debug("octet_string_statement %r", value)
return OctetString(xtob(value.replace('.', '')))