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from pyasn1.type import tag, namedtype, univ
from pyasn1.codec.ber import decoder
from pyasn1.error import PyAsn1Error
try:
import unittest
except ImportError:
raise PyAsn1Error(
'PyUnit package\'s missing. See http://pyunit.sourceforge.net/'
)
class LargeTagDecoderTestCase(unittest.TestCase):
def testLargeTag(self):
assert decoder.decode('\177\215\365\266\375\057\003\002\001\001') == (1, '')
class IntegerDecoderTestCase(unittest.TestCase):
def testPosInt(self):
assert decoder.decode('\002\001\014') == (12, '')
def testNegInt(self):
assert decoder.decode('\002\001\364') == (-12, '')
def testZero(self):
assert decoder.decode('\002\001\000') == (0, '')
def testMinusOne(self):
assert decoder.decode('\002\001\377') == (-1, '')
def testPosLong(self):
assert decoder.decode(
'\002\011\000\377\377\377\377\377\377\377\377'
) == (0xffffffffffffffffl, '')
def testNegLong(self):
assert decoder.decode(
'\002\011\377\000\000\000\000\000\000\000\001'
) == (-0xffffffffffffffffl, '')
def testSpec(self):
try:
decoder.decode(
'\002\001\014', asn1Spec=univ.Null()
) == (12, '')
except PyAsn1Error:
pass
else:
assert 0, 'wrong asn1Spec worked out'
assert decoder.decode(
'\002\001\014', asn1Spec=univ.Integer()
) == (12, '')
class BooleanDecoderTestCase(unittest.TestCase):
def testTrue(self):
assert decoder.decode('\001\001\001') == (1, '')
def testExtraTrue(self):
assert decoder.decode('\001\001\001\000x22') == (1, '\0x22')
def testFalse(self):
assert decoder.decode('\001\001\000') == (0, '')
class BitStringDecoderTestCase(unittest.TestCase):
def testDefMode(self):
assert decoder.decode(
'\003\003\001\251\212'
) == ((1,0,1,0,1,0,0,1,1,0,0,0,1,0,1), '')
def testIndefMode(self):
assert decoder.decode(
'\003\003\001\251\212'
) == ((1,0,1,0,1,0,0,1,1,0,0,0,1,0,1), '')
def testDefModeChunked(self):
assert decoder.decode(
'#\010\003\002\000\251\003\002\001\212'
) == ((1,0,1,0,1,0,0,1,1,0,0,0,1,0,1), '')
def testIndefModeChunked(self):
assert decoder.decode(
'#\200\003\002\000\251\003\002\001\212\000\000'
) == ((1,0,1,0,1,0,0,1,1,0,0,0,1,0,1), '')
class OctetStringDecoderTestCase(unittest.TestCase):
def testDefMode(self):
assert decoder.decode(
'\004\017Quick brown fox'
) == ('Quick brown fox', '')
def testIndefMode(self):
assert decoder.decode(
'$\200\004\017Quick brown fox\000\000'
) == ('Quick brown fox', '')
def testDefModeChunked(self):
assert decoder.decode(
'$\027\004\004Quic\004\004k br\004\004own \004\003fox'
) == ('Quick brown fox', '')
def testIndefModeChunked(self):
assert decoder.decode(
'$\200\004\004Quic\004\004k br\004\004own \004\003fox\000\000'
) == ('Quick brown fox', '')
class ExpTaggedOctetStringDecoderTestCase(unittest.TestCase):
def setUp(self):
self.o = univ.OctetString(
'Quick brown fox',
tagSet=univ.OctetString.tagSet.tagExplicitly(
tag.Tag(tag.tagClassApplication, tag.tagFormatSimple, 5)
))
def testDefMode(self):
assert self.o.isSameTypeWith(decoder.decode(
'e\021\004\017Quick brown fox'
)[0])
def testIndefMode(self):
assert self.o.isSameTypeWith(decoder.decode(
'e\200$\200\004\017Quick brown fox\000\000\000\000'
)[0])
def testDefModeChunked(self):
assert self.o.isSameTypeWith(decoder.decode(
'e\031$\027\004\004Quic\004\004k br\004\004own \004\003fox'
)[0])
def testIndefModeChunked(self):
assert self.o.isSameTypeWith(decoder.decode(
'e\200$\200\004\004Quic\004\004k br\004\004own \004\003fox\000\000\000\000'
)[0])
class NullDecoderTestCase(unittest.TestCase):
def testNull(self):
assert decoder.decode('\005\000') == ('', '')
class ObjectIdentifierDecoderTestCase(unittest.TestCase):
def testNull(self):
assert decoder.decode(
'\006\006+\006\000\277\377~'
) == ((1,3,6,0,0xffffe), '')
class SequenceDecoderTestCase(unittest.TestCase):
def setUp(self):
self.s = univ.Sequence(componentType=namedtype.NamedTypes(
namedtype.NamedType('place-holder', univ.Null('')),
namedtype.NamedType('first-name', univ.OctetString('')),
namedtype.NamedType('age', univ.Integer(33)),
))
self.s.setComponentByPosition(0, univ.Null(''))
self.s.setComponentByPosition(1, univ.OctetString('quick brown'))
self.s.setComponentByPosition(2, univ.Integer(1))
self.s.setDefaultComponents()
def testWithOptionalAndDefaultedDefMode(self):
assert decoder.decode(
'0\022\005\000\004\013quick brown\002\001\001'
) == (self.s, '')
def testWithOptionalAndDefaultedIndefMode(self):
assert decoder.decode(
'0\200\005\000$\200\004\013quick brown\000\000\002\001\001\000\000'
) == (self.s, '')
def testWithOptionalAndDefaultedDefModeChunked(self):
assert decoder.decode(
'0\030\005\000$\021\004\004quic\004\004k br\004\003own\002\001\001'
) == (self.s, '')
def testWithOptionalAndDefaultedIndefModeChunked(self):
assert decoder.decode(
'0\200\005\000$\200\004\004quic\004\004k br\004\003own\000\000\002\001\001\000\000'
) == (self.s, '')
class GuidedSequenceDecoderTestCase(unittest.TestCase):
def setUp(self):
self.s = univ.Sequence(componentType=namedtype.NamedTypes(
namedtype.NamedType('place-holder', univ.Null('')),
namedtype.OptionalNamedType('first-name', univ.OctetString('')),
namedtype.DefaultedNamedType('age', univ.Integer(33)),
))
def __init(self):
self.s.clear()
self.s.setComponentByPosition(0, univ.Null(''))
self.s.setDefaultComponents()
def __initWithOptional(self):
self.s.clear()
self.s.setComponentByPosition(0, univ.Null(''))
self.s.setComponentByPosition(1, univ.OctetString('quick brown'))
self.s.setDefaultComponents()
def __initWithDefaulted(self):
self.s.clear()
self.s.setComponentByPosition(0, univ.Null(''))
self.s.setComponentByPosition(2, univ.Integer(1))
self.s.setDefaultComponents()
def __initWithOptionalAndDefaulted(self):
self.s.clear()
self.s.setComponentByPosition(0, univ.Null(''))
self.s.setComponentByPosition(1, univ.OctetString('quick brown'))
self.s.setComponentByPosition(2, univ.Integer(1))
self.s.setDefaultComponents()
def testDefMode(self):
self.__init()
assert decoder.decode(
'0\200\005\000\000\000', asn1Spec=self.s
) == (self.s, '')
def testIndefMode(self):
self.__init()
assert decoder.decode(
'0\200\005\000\000\000', asn1Spec=self.s
) == (self.s, '')
def testDefModeChunked(self):
self.__init()
assert decoder.decode(
'0\002\005\000', asn1Spec=self.s
) == (self.s, '')
def testIndefModeChunked(self):
self.__init()
assert decoder.decode(
'0\200\005\000\000\000', asn1Spec=self.s
) == (self.s, '')
def testWithOptionalDefMode(self):
self.__initWithOptional()
assert decoder.decode(
'0\017\005\000\004\013quick brown', asn1Spec=self.s
) == (self.s, '')
def testWithOptionaIndefMode(self):
self.__initWithOptional()
assert decoder.decode(
'0\200\005\000$\200\004\013quick brown\000\000\000\000',
asn1Spec=self.s
) == (self.s, '')
def testWithOptionalDefModeChunked(self):
self.__initWithOptional()
assert decoder.decode(
'0\025\005\000$\021\004\004quic\004\004k br\004\003own',
asn1Spec=self.s
) == (self.s, '')
def testWithOptionalIndefModeChunked(self):
self.__initWithOptional()
assert decoder.decode(
'0\200\005\000$\200\004\004quic\004\004k br\004\003own\000\000\000\000',
asn1Spec=self.s
) == (self.s, '')
def testWithDefaultedDefMode(self):
self.__initWithDefaulted()
assert decoder.decode(
'0\005\005\000\002\001\001', asn1Spec=self.s
) == (self.s, '')
def testWithDefaultedIndefMode(self):
self.__initWithDefaulted()
assert decoder.decode(
'0\200\005\000\002\001\001\000\000', asn1Spec=self.s
) == (self.s, '')
def testWithDefaultedDefModeChunked(self):
self.__initWithDefaulted()
assert decoder.decode(
'0\005\005\000\002\001\001', asn1Spec=self.s
) == (self.s, '')
def testWithDefaultedIndefModeChunked(self):
self.__initWithDefaulted()
assert decoder.decode(
'0\200\005\000\002\001\001\000\000', asn1Spec=self.s
) == (self.s, '')
def testWithOptionalAndDefaultedDefMode(self):
self.__initWithOptionalAndDefaulted()
assert decoder.decode(
'0\022\005\000\004\013quick brown\002\001\001', asn1Spec=self.s
) == (self.s, '')
def testWithOptionalAndDefaultedIndefMode(self):
self.__initWithOptionalAndDefaulted()
assert decoder.decode(
'0\200\005\000$\200\004\013quick brown\000\000\002\001\001\000\000', asn1Spec=self.s
) == (self.s, '')
def testWithOptionalAndDefaultedDefModeChunked(self):
self.__initWithOptionalAndDefaulted()
assert decoder.decode(
'0\030\005\000$\021\004\004quic\004\004k br\004\003own\002\001\001', asn1Spec=self.s
) == (self.s, '')
def testWithOptionalAndDefaultedIndefModeChunked(self):
self.__initWithOptionalAndDefaulted()
assert decoder.decode(
'0\200\005\000$\200\004\004quic\004\004k br\004\003own\000\000\002\001\001\000\000', asn1Spec=self.s
) == (self.s, '')
class ChoiceDecoderTestCase(unittest.TestCase):
def setUp(self):
self.s = univ.Choice(componentType=namedtype.NamedTypes(
namedtype.NamedType('place-holder', univ.Null('')),
namedtype.NamedType('number', univ.Integer(0))
))
def testBySpec(self):
self.s.setComponentByPosition(0, univ.Null(''))
assert decoder.decode(
'\005\000', asn1Spec=self.s
) == (self.s, '')
def testWithoutSpec(self):
self.s.setComponentByPosition(0, univ.Null(''))
assert decoder.decode('\005\000') == (self.s, '')
assert decoder.decode('\005\000') == (univ.Null(''), '')
if __name__ == '__main__': unittest.main()
|
