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-rw-r--r--python/pyasn1/test/codec/ber/test_decoder.py535
1 files changed, 535 insertions, 0 deletions
diff --git a/python/pyasn1/test/codec/ber/test_decoder.py b/python/pyasn1/test/codec/ber/test_decoder.py
new file mode 100644
index 000000000..36999e84d
--- /dev/null
+++ b/python/pyasn1/test/codec/ber/test_decoder.py
@@ -0,0 +1,535 @@
+from pyasn1.type import tag, namedtype, univ
+from pyasn1.codec.ber import decoder
+from pyasn1.compat.octets import ints2octs, str2octs, null
+from pyasn1.error import PyAsn1Error
+from sys import version_info
+if version_info[0:2] < (2, 7) or \
+ version_info[0:2] in ( (3, 0), (3, 1) ):
+ try:
+ import unittest2 as unittest
+ except ImportError:
+ import unittest
+else:
+ import unittest
+
+class LargeTagDecoderTestCase(unittest.TestCase):
+ def testLargeTag(self):
+ assert decoder.decode(ints2octs((127, 141, 245, 182, 253, 47, 3, 2, 1, 1))) == (1, null)
+
+class IntegerDecoderTestCase(unittest.TestCase):
+ def testPosInt(self):
+ assert decoder.decode(ints2octs((2, 1, 12))) == (12, null)
+ def testNegInt(self):
+ assert decoder.decode(ints2octs((2, 1, 244))) == (-12, null)
+ def testZero(self):
+ assert decoder.decode(ints2octs((2, 0))) == (0, null)
+ def testZeroLong(self):
+ assert decoder.decode(ints2octs((2, 1, 0))) == (0, null)
+ def testMinusOne(self):
+ assert decoder.decode(ints2octs((2, 1, 255))) == (-1, null)
+ def testPosLong(self):
+ assert decoder.decode(
+ ints2octs((2, 9, 0, 255, 255, 255, 255, 255, 255, 255, 255))
+ ) == (0xffffffffffffffff, null)
+ def testNegLong(self):
+ assert decoder.decode(
+ ints2octs((2, 9, 255, 0, 0, 0, 0, 0, 0, 0, 1))
+ ) == (-0xffffffffffffffff, null)
+ def testSpec(self):
+ try:
+ decoder.decode(
+ ints2octs((2, 1, 12)), asn1Spec=univ.Null()
+ ) == (12, null)
+ except PyAsn1Error:
+ pass
+ else:
+ assert 0, 'wrong asn1Spec worked out'
+ assert decoder.decode(
+ ints2octs((2, 1, 12)), asn1Spec=univ.Integer()
+ ) == (12, null)
+ def testTagFormat(self):
+ try:
+ decoder.decode(ints2octs((34, 1, 12)))
+ except PyAsn1Error:
+ pass
+ else:
+ assert 0, 'wrong tagFormat worked out'
+
+class BooleanDecoderTestCase(unittest.TestCase):
+ def testTrue(self):
+ assert decoder.decode(ints2octs((1, 1, 1))) == (1, null)
+ def testTrueNeg(self):
+ assert decoder.decode(ints2octs((1, 1, 255))) == (1, null)
+ def testExtraTrue(self):
+ assert decoder.decode(ints2octs((1, 1, 1, 0, 120, 50, 50))) == (1, ints2octs((0, 120, 50, 50)))
+ def testFalse(self):
+ assert decoder.decode(ints2octs((1, 1, 0))) == (0, null)
+ def testTagFormat(self):
+ try:
+ decoder.decode(ints2octs((33, 1, 1)))
+ except PyAsn1Error:
+ pass
+ else:
+ assert 0, 'wrong tagFormat worked out'
+
+class BitStringDecoderTestCase(unittest.TestCase):
+ def testDefMode(self):
+ assert decoder.decode(
+ ints2octs((3, 3, 1, 169, 138))
+ ) == ((1,0,1,0,1,0,0,1,1,0,0,0,1,0,1), null)
+ def testIndefMode(self):
+ assert decoder.decode(
+ ints2octs((3, 3, 1, 169, 138))
+ ) == ((1,0,1,0,1,0,0,1,1,0,0,0,1,0,1), null)
+ def testDefModeChunked(self):
+ assert decoder.decode(
+ ints2octs((35, 8, 3, 2, 0, 169, 3, 2, 1, 138))
+ ) == ((1,0,1,0,1,0,0,1,1,0,0,0,1,0,1), null)
+ def testIndefModeChunked(self):
+ assert decoder.decode(
+ ints2octs((35, 128, 3, 2, 0, 169, 3, 2, 1, 138, 0, 0))
+ ) == ((1,0,1,0,1,0,0,1,1,0,0,0,1,0,1), null)
+ def testDefModeChunkedSubst(self):
+ assert decoder.decode(
+ ints2octs((35, 8, 3, 2, 0, 169, 3, 2, 1, 138)),
+ substrateFun=lambda a,b,c: (b,c)
+ ) == (ints2octs((3, 2, 0, 169, 3, 2, 1, 138)), 8)
+ def testIndefModeChunkedSubst(self):
+ assert decoder.decode(
+ ints2octs((35, 128, 3, 2, 0, 169, 3, 2, 1, 138, 0, 0)),
+ substrateFun=lambda a,b,c: (b,c)
+ ) == (ints2octs((3, 2, 0, 169, 3, 2, 1, 138, 0, 0)), -1)
+
+class OctetStringDecoderTestCase(unittest.TestCase):
+ def testDefMode(self):
+ assert decoder.decode(
+ ints2octs((4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120))
+ ) == (str2octs('Quick brown fox'), null)
+ def testIndefMode(self):
+ assert decoder.decode(
+ ints2octs((36, 128, 4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120, 0, 0))
+ ) == (str2octs('Quick brown fox'), null)
+ def testDefModeChunked(self):
+ assert decoder.decode(
+ ints2octs((36, 23, 4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120))
+ ) == (str2octs('Quick brown fox'), null)
+ def testIndefModeChunked(self):
+ assert decoder.decode(
+ ints2octs((36, 128, 4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120, 0, 0))
+ ) == (str2octs('Quick brown fox'), null)
+ def testDefModeChunkedSubst(self):
+ assert decoder.decode(
+ ints2octs((36, 23, 4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120)),
+ substrateFun=lambda a,b,c: (b,c)
+ ) == (ints2octs((4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120)), 23)
+ def testIndefModeChunkedSubst(self):
+ assert decoder.decode(
+ ints2octs((36, 128, 4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120, 0, 0)),
+ substrateFun=lambda a,b,c: (b,c)
+ ) == (ints2octs((4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120, 0, 0)), -1)
+
+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(
+ ints2octs((101, 17, 4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120))
+ )[0])
+
+ def testIndefMode(self):
+ v, s = decoder.decode(ints2octs((101, 128, 36, 128, 4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120, 0, 0, 0, 0)))
+ assert self.o.isSameTypeWith(v)
+ assert not s
+
+ def testDefModeChunked(self):
+ v, s = decoder.decode(ints2octs((101, 25, 36, 23, 4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120)))
+ assert self.o.isSameTypeWith(v)
+ assert not s
+
+ def testIndefModeChunked(self):
+ v, s = decoder.decode(ints2octs((101, 128, 36, 128, 4, 4, 81, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 4, 111, 119, 110, 32, 4, 3, 102, 111, 120, 0, 0, 0, 0)))
+ assert self.o.isSameTypeWith(v)
+ assert not s
+
+ def testDefModeSubst(self):
+ assert decoder.decode(
+ ints2octs((101, 17, 4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120)),
+ substrateFun=lambda a,b,c: (b,c)
+ ) == (ints2octs((4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120)), 17)
+
+ def testIndefModeSubst(self):
+ assert decoder.decode(
+ ints2octs((101, 128, 36, 128, 4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120, 0, 0, 0, 0)),
+ substrateFun=lambda a,b,c: (b,c)
+ ) == (ints2octs((36, 128, 4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120, 0, 0, 0, 0)), -1)
+
+class NullDecoderTestCase(unittest.TestCase):
+ def testNull(self):
+ assert decoder.decode(ints2octs((5, 0))) == (null, null)
+ def testTagFormat(self):
+ try:
+ decoder.decode(ints2octs((37, 0)))
+ except PyAsn1Error:
+ pass
+ else:
+ assert 0, 'wrong tagFormat worked out'
+
+class ObjectIdentifierDecoderTestCase(unittest.TestCase):
+ def testOID(self):
+ assert decoder.decode(
+ ints2octs((6, 6, 43, 6, 0, 191, 255, 126))
+ ) == ((1,3,6,0,0xffffe), null)
+
+ def testEdges1(self):
+ assert decoder.decode(
+ ints2octs((6, 1, 255))
+ ) == ((6,15), null)
+
+ def testEdges2(self):
+ assert decoder.decode(
+ ints2octs((6, 1, 239))
+ ) == ((5,39), null)
+
+ def testEdges3(self):
+ assert decoder.decode(
+ ints2octs((6, 7, 43, 6, 143, 255, 255, 255, 127))
+ ) == ((1, 3, 6, 4294967295), null)
+
+ def testNonLeading0x80(self):
+ assert decoder.decode(
+ ints2octs((6, 5, 85, 4, 129, 128, 0)),
+ ) == ((2, 5, 4, 16384), null)
+
+ def testLeading0x80(self):
+ try:
+ decoder.decode(
+ ints2octs((6, 5, 85, 4, 128, 129, 0))
+ )
+ except PyAsn1Error:
+ pass
+ else:
+ assert 1, 'Leading 0x80 tolarated'
+
+ def testTagFormat(self):
+ try:
+ decoder.decode(ints2octs((38, 1, 239)))
+ except PyAsn1Error:
+ pass
+ else:
+ assert 0, 'wrong tagFormat worked out'
+
+class RealDecoderTestCase(unittest.TestCase):
+ def testChar(self):
+ assert decoder.decode(
+ ints2octs((9, 7, 3, 49, 50, 51, 69, 49, 49))
+ ) == (univ.Real((123, 10, 11)), null)
+
+ def testBin1(self):
+ assert decoder.decode(
+ ints2octs((9, 4, 128, 245, 4, 77))
+ ) == (univ.Real((1101, 2, -11)), null)
+
+ def testBin2(self):
+ assert decoder.decode(
+ ints2octs((9, 4, 128, 11, 4, 77))
+ ) == (univ.Real((1101, 2, 11)), null)
+
+ def testBin3(self):
+ assert decoder.decode(
+ ints2octs((9, 3, 192, 10, 123))
+ ) == (univ.Real((-123, 2, 10)), null)
+
+
+ def testPlusInf(self):
+ assert decoder.decode(
+ ints2octs((9, 1, 64))
+ ) == (univ.Real('inf'), null)
+
+ def testMinusInf(self):
+ assert decoder.decode(
+ ints2octs((9, 1, 65))
+ ) == (univ.Real('-inf'), null)
+
+ def testEmpty(self):
+ assert decoder.decode(
+ ints2octs((9, 0))
+ ) == (univ.Real(0.0), null)
+
+ def testTagFormat(self):
+ try:
+ decoder.decode(ints2octs((41, 0)))
+ except PyAsn1Error:
+ pass
+ else:
+ assert 0, 'wrong tagFormat worked out'
+
+class SequenceDecoderTestCase(unittest.TestCase):
+ def setUp(self):
+ self.s = univ.Sequence(componentType=namedtype.NamedTypes(
+ namedtype.NamedType('place-holder', univ.Null(null)),
+ namedtype.NamedType('first-name', univ.OctetString(null)),
+ namedtype.NamedType('age', univ.Integer(33)),
+ ))
+ self.s.setComponentByPosition(0, univ.Null(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(
+ ints2octs((48, 18, 5, 0, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 2, 1, 1))
+ ) == (self.s, null)
+
+ def testWithOptionalAndDefaultedIndefMode(self):
+ assert decoder.decode(
+ ints2octs((48, 128, 5, 0, 36, 128, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 0, 0, 2, 1, 1, 0, 0))
+ ) == (self.s, null)
+
+ def testWithOptionalAndDefaultedDefModeChunked(self):
+ assert decoder.decode(
+ ints2octs((48, 24, 5, 0, 36, 17, 4, 4, 113, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 3, 111, 119, 110, 2, 1, 1))
+ ) == (self.s, null)
+
+ def testWithOptionalAndDefaultedIndefModeChunked(self):
+ assert decoder.decode(
+ ints2octs((48, 128, 5, 0, 36, 128, 4, 4, 113, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 3, 111, 119, 110, 0, 0, 2, 1, 1, 0, 0))
+ ) == (self.s, null)
+
+ def testWithOptionalAndDefaultedDefModeSubst(self):
+ assert decoder.decode(
+ ints2octs((48, 18, 5, 0, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 2, 1, 1)),
+ substrateFun=lambda a,b,c: (b,c)
+ ) == (ints2octs((5, 0, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 2, 1, 1)), 18)
+
+ def testWithOptionalAndDefaultedIndefModeSubst(self):
+ assert decoder.decode(
+ ints2octs((48, 128, 5, 0, 36, 128, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 0, 0, 2, 1, 1, 0, 0)),
+ substrateFun=lambda a,b,c: (b,c)
+ ) == (ints2octs((5, 0, 36, 128, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 0, 0, 2, 1, 1, 0, 0)), -1)
+
+ def testTagFormat(self):
+ try:
+ decoder.decode(
+ ints2octs((16, 18, 5, 0, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 2, 1, 1))
+ )
+ except PyAsn1Error:
+ pass
+ else:
+ assert 0, 'wrong tagFormat worked out'
+
+class GuidedSequenceDecoderTestCase(unittest.TestCase):
+ def setUp(self):
+ self.s = univ.Sequence(componentType=namedtype.NamedTypes(
+ namedtype.NamedType('place-holder', univ.Null(null)),
+ namedtype.OptionalNamedType('first-name', univ.OctetString(null)),
+ namedtype.DefaultedNamedType('age', univ.Integer(33)),
+ ))
+
+ def __init(self):
+ self.s.clear()
+ self.s.setComponentByPosition(0, univ.Null(null))
+ self.s.setDefaultComponents()
+
+ def __initWithOptional(self):
+ self.s.clear()
+ self.s.setComponentByPosition(0, univ.Null(null))
+ self.s.setComponentByPosition(1, univ.OctetString('quick brown'))
+ self.s.setDefaultComponents()
+
+ def __initWithDefaulted(self):
+ self.s.clear()
+ self.s.setComponentByPosition(0, univ.Null(null))
+ self.s.setComponentByPosition(2, univ.Integer(1))
+ self.s.setDefaultComponents()
+
+ def __initWithOptionalAndDefaulted(self):
+ self.s.clear()
+ self.s.setComponentByPosition(0, univ.Null(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(
+ ints2octs((48, 128, 5, 0, 0, 0)), asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testIndefMode(self):
+ self.__init()
+ assert decoder.decode(
+ ints2octs((48, 128, 5, 0, 0, 0)), asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testDefModeChunked(self):
+ self.__init()
+ assert decoder.decode(
+ ints2octs((48, 2, 5, 0)), asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testIndefModeChunked(self):
+ self.__init()
+ assert decoder.decode(
+ ints2octs((48, 128, 5, 0, 0, 0)), asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testWithOptionalDefMode(self):
+ self.__initWithOptional()
+ assert decoder.decode(
+ ints2octs((48, 15, 5, 0, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110)), asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testWithOptionaIndefMode(self):
+ self.__initWithOptional()
+ assert decoder.decode(
+ ints2octs((48, 128, 5, 0, 36, 128, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 0, 0, 0, 0)),
+ asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testWithOptionalDefModeChunked(self):
+ self.__initWithOptional()
+ assert decoder.decode(
+ ints2octs((48, 21, 5, 0, 36, 17, 4, 4, 113, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 3, 111, 119, 110)),
+ asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testWithOptionalIndefModeChunked(self):
+ self.__initWithOptional()
+ assert decoder.decode(
+ ints2octs((48, 128, 5, 0, 36, 128, 4, 4, 113, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 3, 111, 119, 110, 0, 0, 0, 0)),
+ asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testWithDefaultedDefMode(self):
+ self.__initWithDefaulted()
+ assert decoder.decode(
+ ints2octs((48, 5, 5, 0, 2, 1, 1)), asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testWithDefaultedIndefMode(self):
+ self.__initWithDefaulted()
+ assert decoder.decode(
+ ints2octs((48, 128, 5, 0, 2, 1, 1, 0, 0)), asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testWithDefaultedDefModeChunked(self):
+ self.__initWithDefaulted()
+ assert decoder.decode(
+ ints2octs((48, 5, 5, 0, 2, 1, 1)), asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testWithDefaultedIndefModeChunked(self):
+ self.__initWithDefaulted()
+ assert decoder.decode(
+ ints2octs((48, 128, 5, 0, 2, 1, 1, 0, 0)), asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testWithOptionalAndDefaultedDefMode(self):
+ self.__initWithOptionalAndDefaulted()
+ assert decoder.decode(
+ ints2octs((48, 18, 5, 0, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 2, 1, 1)), asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testWithOptionalAndDefaultedIndefMode(self):
+ self.__initWithOptionalAndDefaulted()
+ assert decoder.decode(
+ ints2octs((48, 128, 5, 0, 36, 128, 4, 11, 113, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 0, 0, 2, 1, 1, 0, 0)), asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testWithOptionalAndDefaultedDefModeChunked(self):
+ self.__initWithOptionalAndDefaulted()
+ assert decoder.decode(
+ ints2octs((48, 24, 5, 0, 36, 17, 4, 4, 113, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 3, 111, 119, 110, 2, 1, 1)), asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testWithOptionalAndDefaultedIndefModeChunked(self):
+ self.__initWithOptionalAndDefaulted()
+ assert decoder.decode(
+ ints2octs((48, 128, 5, 0, 36, 128, 4, 4, 113, 117, 105, 99, 4, 4, 107, 32, 98, 114, 4, 3, 111, 119, 110, 0, 0, 2, 1, 1, 0, 0)), asn1Spec=self.s
+ ) == (self.s, null)
+
+class ChoiceDecoderTestCase(unittest.TestCase):
+ def setUp(self):
+ self.s = univ.Choice(componentType=namedtype.NamedTypes(
+ namedtype.NamedType('place-holder', univ.Null(null)),
+ namedtype.NamedType('number', univ.Integer(0)),
+ namedtype.NamedType('string', univ.OctetString())
+ ))
+
+ def testBySpec(self):
+ self.s.setComponentByPosition(0, univ.Null(null))
+ assert decoder.decode(
+ ints2octs((5, 0)), asn1Spec=self.s
+ ) == (self.s, null)
+
+ def testWithoutSpec(self):
+ self.s.setComponentByPosition(0, univ.Null(null))
+ assert decoder.decode(ints2octs((5, 0))) == (self.s, null)
+ assert decoder.decode(ints2octs((5, 0))) == (univ.Null(null), null)
+
+ def testUndefLength(self):
+ self.s.setComponentByPosition(2, univ.OctetString('abcdefgh'))
+ assert decoder.decode(ints2octs((36, 128, 4, 3, 97, 98, 99, 4, 3, 100, 101, 102, 4, 2, 103, 104, 0, 0)), asn1Spec=self.s) == (self.s, null)
+
+ def testExplicitTag(self):
+ s = self.s.subtype(explicitTag=tag.Tag(tag.tagClassContext,
+ tag.tagFormatConstructed, 4))
+ s.setComponentByPosition(0, univ.Null(null))
+ assert decoder.decode(ints2octs((164, 2, 5, 0)), asn1Spec=s) == (s, null)
+
+ def testExplicitTagUndefLength(self):
+ s = self.s.subtype(explicitTag=tag.Tag(tag.tagClassContext,
+ tag.tagFormatConstructed, 4))
+ s.setComponentByPosition(0, univ.Null(null))
+ assert decoder.decode(ints2octs((164, 128, 5, 0, 0, 0)), asn1Spec=s) == (s, null)
+
+class AnyDecoderTestCase(unittest.TestCase):
+ def setUp(self):
+ self.s = univ.Any()
+
+ def testByUntagged(self):
+ assert decoder.decode(
+ ints2octs((4, 3, 102, 111, 120)), asn1Spec=self.s
+ ) == (univ.Any('\004\003fox'), null)
+
+ def testTaggedEx(self):
+ s = univ.Any('\004\003fox').subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4))
+ assert decoder.decode(ints2octs((164, 5, 4, 3, 102, 111, 120)), asn1Spec=s) == (s, null)
+
+ def testTaggedIm(self):
+ s = univ.Any('\004\003fox').subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4))
+ assert decoder.decode(ints2octs((132, 5, 4, 3, 102, 111, 120)), asn1Spec=s) == (s, null)
+
+ def testByUntaggedIndefMode(self):
+ assert decoder.decode(
+ ints2octs((4, 3, 102, 111, 120)), asn1Spec=self.s
+ ) == (univ.Any('\004\003fox'), null)
+
+ def testTaggedExIndefMode(self):
+ s = univ.Any('\004\003fox').subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4))
+ assert decoder.decode(ints2octs((164, 128, 4, 3, 102, 111, 120, 0, 0)), asn1Spec=s) == (s, null)
+
+ def testTaggedImIndefMode(self):
+ s = univ.Any('\004\003fox').subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 4))
+ assert decoder.decode(ints2octs((164, 128, 4, 3, 102, 111, 120, 0, 0)), asn1Spec=s) == (s, null)
+
+ def testByUntaggedSubst(self):
+ assert decoder.decode(
+ ints2octs((4, 3, 102, 111, 120)),
+ asn1Spec=self.s,
+ substrateFun=lambda a,b,c: (b,c)
+ ) == (ints2octs((4, 3, 102, 111, 120)), 5)
+
+ def testTaggedExSubst(self):
+ assert decoder.decode(
+ ints2octs((164, 5, 4, 3, 102, 111, 120)),
+ asn1Spec=self.s,
+ substrateFun=lambda a,b,c: (b,c)
+ ) == (ints2octs((164, 5, 4, 3, 102, 111, 120)), 7)
+
+if __name__ == '__main__': unittest.main()