651 lines
19 KiB
Python
651 lines
19 KiB
Python
#
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# This file is part of pyasn1 software.
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#
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# Copyright (c) 2005-2019, Ilya Etingof <etingof@gmail.com>
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# License: http://snmplabs.com/pyasn1/license.html
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#
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import sys
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try:
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import unittest2 as unittest
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except ImportError:
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import unittest
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from tests.base import BaseTestCase
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from pyasn1.type import tag
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from pyasn1.type import namedtype
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from pyasn1.type import opentype
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from pyasn1.type import univ
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from pyasn1.codec.der import encoder
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from pyasn1.compat.octets import ints2octs
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class OctetStringEncoderTestCase(BaseTestCase):
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def testDefModeShort(self):
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assert encoder.encode(
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univ.OctetString('Quick brown fox')
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) == ints2octs((4, 15, 81, 117, 105, 99, 107, 32, 98, 114, 111, 119, 110, 32, 102, 111, 120))
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def testDefModeLong(self):
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assert encoder.encode(
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univ.OctetString('Q' * 10000)
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) == ints2octs((4, 130, 39, 16) + (81,) * 10000)
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class BitStringEncoderTestCase(BaseTestCase):
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def testDefModeShort(self):
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assert encoder.encode(
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univ.BitString((1,))
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) == ints2octs((3, 2, 7, 128))
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def testDefModeLong(self):
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assert encoder.encode(
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univ.BitString((1,) * 80000)
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) == ints2octs((3, 130, 39, 17, 0) + (255,) * 10000)
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class SetOfEncoderTestCase(BaseTestCase):
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def setUp(self):
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BaseTestCase.setUp(self)
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self.s = univ.SetOf(componentType=univ.OctetString())
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def testDefMode1(self):
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self.s.clear()
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self.s.append('a')
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self.s.append('ab')
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assert encoder.encode(self.s) == ints2octs((49, 7, 4, 1, 97, 4, 2, 97, 98))
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def testDefMode2(self):
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self.s.clear()
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self.s.append('ab')
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self.s.append('a')
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assert encoder.encode(self.s) == ints2octs((49, 7, 4, 1, 97, 4, 2, 97, 98))
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def testDefMode3(self):
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self.s.clear()
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self.s.append('b')
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self.s.append('a')
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assert encoder.encode(self.s) == ints2octs((49, 6, 4, 1, 97, 4, 1, 98))
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def testDefMode4(self):
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self.s.clear()
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self.s.append('a')
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self.s.append('b')
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assert encoder.encode(self.s) == ints2octs((49, 6, 4, 1, 97, 4, 1, 98))
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class SetWithAlternatingChoiceEncoderTestCase(BaseTestCase):
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def setUp(self):
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BaseTestCase.setUp(self)
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c = univ.Choice(componentType=namedtype.NamedTypes(
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namedtype.NamedType('name', univ.OctetString()),
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namedtype.NamedType('amount', univ.Boolean()))
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)
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self.s = univ.Set(componentType=namedtype.NamedTypes(
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namedtype.NamedType('value', univ.Integer(5)),
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namedtype.NamedType('status', c))
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)
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def testComponentsOrdering1(self):
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self.s.setComponentByName('status')
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self.s.getComponentByName('status').setComponentByPosition(0, 'A')
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assert encoder.encode(self.s) == ints2octs((49, 6, 2, 1, 5, 4, 1, 65))
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def testComponentsOrdering2(self):
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self.s.setComponentByName('status')
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self.s.getComponentByName('status').setComponentByPosition(1, True)
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assert encoder.encode(self.s) == ints2octs((49, 6, 1, 1, 255, 2, 1, 5))
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class SetWithTaggedChoiceEncoderTestCase(BaseTestCase):
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def testWithUntaggedChoice(self):
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c = univ.Choice(
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componentType=namedtype.NamedTypes(
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namedtype.NamedType('premium', univ.Boolean())
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)
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)
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s = univ.Set(
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componentType=namedtype.NamedTypes(
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namedtype.NamedType('name', univ.OctetString()),
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namedtype.NamedType('customer', c)
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)
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)
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s.setComponentByName('name', 'A')
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s.getComponentByName('customer').setComponentByName('premium', True)
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assert encoder.encode(s) == ints2octs((49, 6, 1, 1, 255, 4, 1, 65))
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def testWithTaggedChoice(self):
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c = univ.Choice(
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componentType=namedtype.NamedTypes(
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namedtype.NamedType('premium', univ.Boolean())
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)
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).subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 7))
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s = univ.Set(
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componentType=namedtype.NamedTypes(
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namedtype.NamedType('name', univ.OctetString()),
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namedtype.NamedType('customer', c)
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)
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)
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s.setComponentByName('name', 'A')
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s.getComponentByName('customer').setComponentByName('premium', True)
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assert encoder.encode(s) == ints2octs((49, 8, 4, 1, 65, 167, 3, 1, 1, 255))
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class SequenceEncoderWithUntaggedOpenTypesTestCase(BaseTestCase):
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def setUp(self):
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BaseTestCase.setUp(self)
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openType = opentype.OpenType(
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'id',
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{1: univ.Integer(),
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2: univ.OctetString()}
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)
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self.s = univ.Sequence(
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componentType=namedtype.NamedTypes(
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namedtype.NamedType('id', univ.Integer()),
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namedtype.NamedType('blob', univ.Any(), openType=openType)
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)
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)
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def testEncodeOpenTypeChoiceOne(self):
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self.s.clear()
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self.s[0] = 1
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self.s[1] = univ.Integer(12)
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assert encoder.encode(self.s, asn1Spec=self.s) == ints2octs(
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(48, 5, 2, 1, 1, 49, 50)
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)
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def testEncodeOpenTypeChoiceTwo(self):
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self.s.clear()
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self.s[0] = 2
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self.s[1] = univ.OctetString('quick brown')
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assert encoder.encode(self.s, asn1Spec=self.s) == ints2octs(
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(48, 14, 2, 1, 2, 113, 117, 105, 99, 107, 32,
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98, 114, 111, 119, 110)
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)
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def testEncodeOpenTypeUnknownId(self):
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self.s.clear()
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self.s[0] = 2
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self.s[1] = univ.ObjectIdentifier('1.3.6')
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try:
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encoder.encode(self.s, asn1Spec=self.s)
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except PyAsn1Error:
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assert False, 'incompatible open type tolerated'
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def testEncodeOpenTypeIncompatibleType(self):
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self.s.clear()
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self.s[0] = 2
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self.s[1] = univ.ObjectIdentifier('1.3.6')
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try:
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encoder.encode(self.s, asn1Spec=self.s)
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except PyAsn1Error:
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assert False, 'incompatible open type tolerated'
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class SequenceEncoderWithImplicitlyTaggedOpenTypesTestCase(BaseTestCase):
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def setUp(self):
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BaseTestCase.setUp(self)
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openType = opentype.OpenType(
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'id',
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{1: univ.Integer(),
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2: univ.OctetString()}
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)
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self.s = univ.Sequence(
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componentType=namedtype.NamedTypes(
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namedtype.NamedType('id', univ.Integer()),
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namedtype.NamedType('blob', univ.Any().subtype(implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)), openType=openType)
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)
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)
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def testEncodeOpenTypeChoiceOne(self):
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self.s.clear()
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self.s[0] = 1
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self.s[1] = univ.Integer(12)
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assert encoder.encode(self.s, asn1Spec=self.s) == ints2octs(
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(48, 9, 2, 1, 1, 131, 4, 131, 2, 49, 50)
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)
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class SequenceEncoderWithExplicitlyTaggedOpenTypesTestCase(BaseTestCase):
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def setUp(self):
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BaseTestCase.setUp(self)
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openType = opentype.OpenType(
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'id',
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{1: univ.Integer(),
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2: univ.OctetString()}
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)
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self.s = univ.Sequence(
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componentType=namedtype.NamedTypes(
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namedtype.NamedType('id', univ.Integer()),
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namedtype.NamedType('blob', univ.Any().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)), openType=openType)
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)
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)
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def testEncodeOpenTypeChoiceOne(self):
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self.s.clear()
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self.s[0] = 1
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self.s[1] = univ.Integer(12)
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assert encoder.encode(self.s, asn1Spec=self.s) == ints2octs(
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(48, 9, 2, 1, 1, 163, 4, 163, 2, 49, 50)
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)
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class SequenceEncoderWithUntaggedSetOfOpenTypesTestCase(BaseTestCase):
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def setUp(self):
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BaseTestCase.setUp(self)
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openType = opentype.OpenType(
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'id',
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{1: univ.Integer(),
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2: univ.OctetString()}
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)
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self.s = univ.Sequence(
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componentType=namedtype.NamedTypes(
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namedtype.NamedType('id', univ.Integer()),
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namedtype.NamedType('blob', univ.SetOf(
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componentType=univ.Any()), openType=openType)
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)
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)
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def testEncodeOpenTypeChoiceOne(self):
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self.s.clear()
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self.s[0] = 1
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self.s[1].append(univ.Integer(12))
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assert encoder.encode(self.s, asn1Spec=self.s) == ints2octs(
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(48, 7, 2, 1, 1, 49, 2, 49, 50)
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)
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def testEncodeOpenTypeChoiceTwo(self):
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self.s.clear()
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self.s[0] = 2
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self.s[1].append(univ.OctetString('quick brown'))
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assert encoder.encode(self.s, asn1Spec=self.s) == ints2octs(
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(48, 16, 2, 1, 2, 49, 11, 113, 117, 105, 99, 107, 32, 98, 114,
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111, 119, 110)
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)
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def testEncodeOpenTypeUnknownId(self):
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self.s.clear()
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self.s[0] = 2
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self.s[1].append(univ.ObjectIdentifier('1.3.6'))
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try:
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encoder.encode(self.s, asn1Spec=self.s)
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except PyAsn1Error:
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assert False, 'incompatible open type tolerated'
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def testEncodeOpenTypeIncompatibleType(self):
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self.s.clear()
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self.s[0] = 2
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self.s[1].append(univ.ObjectIdentifier('1.3.6'))
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try:
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encoder.encode(self.s, asn1Spec=self.s)
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except PyAsn1Error:
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assert False, 'incompatible open type tolerated'
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class SequenceEncoderWithImplicitlyTaggedSetOfOpenTypesTestCase(BaseTestCase):
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def setUp(self):
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BaseTestCase.setUp(self)
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openType = opentype.OpenType(
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'id',
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{1: univ.Integer(),
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2: univ.OctetString()}
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)
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self.s = univ.Sequence(
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componentType=namedtype.NamedTypes(
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namedtype.NamedType('id', univ.Integer()),
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namedtype.NamedType('blob', univ.SetOf(
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componentType=univ.Any().subtype(
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implicitTag=tag.Tag(
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tag.tagClassContext, tag.tagFormatSimple, 3))),
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openType=openType)
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)
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)
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def testEncodeOpenTypeChoiceOne(self):
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self.s.clear()
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self.s[0] = 1
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self.s[1].append(univ.Integer(12))
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assert encoder.encode(self.s, asn1Spec=self.s) == ints2octs(
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(48, 11, 2, 1, 1, 49, 6, 131, 4, 131, 2, 49, 50)
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)
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class SequenceEncoderWithExplicitlyTaggedSetOfOpenTypesTestCase(BaseTestCase):
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def setUp(self):
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BaseTestCase.setUp(self)
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openType = opentype.OpenType(
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'id',
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{1: univ.Integer(),
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2: univ.OctetString()}
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)
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self.s = univ.Sequence(
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componentType=namedtype.NamedTypes(
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namedtype.NamedType('id', univ.Integer()),
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namedtype.NamedType('blob', univ.SetOf(
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componentType=univ.Any().subtype(
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explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
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openType=openType)
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)
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)
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def testEncodeOpenTypeChoiceOne(self):
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self.s.clear()
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self.s[0] = 1
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self.s[1].append(univ.Integer(12))
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assert encoder.encode(self.s, asn1Spec=self.s) == ints2octs(
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(48, 11, 2, 1, 1, 49, 6, 163, 4, 163, 2, 49, 50)
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)
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class NestedOptionalSequenceEncoderTestCase(BaseTestCase):
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def setUp(self):
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BaseTestCase.setUp(self)
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inner = univ.Sequence(
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componentType=namedtype.NamedTypes(
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namedtype.OptionalNamedType('first-name', univ.OctetString()),
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namedtype.DefaultedNamedType('age', univ.Integer(33)),
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)
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)
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outerWithOptional = univ.Sequence(
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componentType=namedtype.NamedTypes(
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namedtype.OptionalNamedType('inner', inner),
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)
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)
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outerWithDefault = univ.Sequence(
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componentType=namedtype.NamedTypes(
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namedtype.DefaultedNamedType('inner', inner),
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)
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)
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self.s1 = outerWithOptional
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self.s2 = outerWithDefault
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def __initOptionalWithDefaultAndOptional(self):
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self.s1.clear()
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self.s1[0][0] = 'test'
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self.s1[0][1] = 123
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return self.s1
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def __initOptionalWithDefault(self):
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self.s1.clear()
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self.s1[0][1] = 123
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return self.s1
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def __initOptionalWithOptional(self):
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self.s1.clear()
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self.s1[0][0] = 'test'
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return self.s1
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def __initOptional(self):
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self.s1.clear()
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return self.s1
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def __initDefaultWithDefaultAndOptional(self):
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self.s2.clear()
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self.s2[0][0] = 'test'
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self.s2[0][1] = 123
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return self.s2
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def __initDefaultWithDefault(self):
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self.s2.clear()
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self.s2[0][0] = 'test'
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return self.s2
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def __initDefaultWithOptional(self):
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self.s2.clear()
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self.s2[0][1] = 123
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return self.s2
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def testDefModeOptionalWithDefaultAndOptional(self):
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s = self.__initOptionalWithDefaultAndOptional()
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assert encoder.encode(s) == ints2octs((48, 11, 48, 9, 4, 4, 116, 101, 115, 116, 2, 1, 123))
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def testDefModeOptionalWithDefault(self):
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s = self.__initOptionalWithDefault()
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assert encoder.encode(s) == ints2octs((48, 5, 48, 3, 2, 1, 123))
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def testDefModeOptionalWithOptional(self):
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s = self.__initOptionalWithOptional()
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assert encoder.encode(s) == ints2octs((48, 8, 48, 6, 4, 4, 116, 101, 115, 116))
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def testDefModeOptional(self):
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s = self.__initOptional()
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assert encoder.encode(s) == ints2octs((48, 0))
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def testDefModeDefaultWithDefaultAndOptional(self):
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s = self.__initDefaultWithDefaultAndOptional()
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assert encoder.encode(s) == ints2octs((48, 11, 48, 9, 4, 4, 116, 101, 115, 116, 2, 1, 123))
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def testDefModeDefaultWithDefault(self):
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s = self.__initDefaultWithDefault()
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assert encoder.encode(s) == ints2octs((48, 8, 48, 6, 4, 4, 116, 101, 115, 116))
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def testDefModeDefaultWithOptional(self):
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s = self.__initDefaultWithOptional()
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assert encoder.encode(s) == ints2octs((48, 5, 48, 3, 2, 1, 123))
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class NestedOptionalChoiceEncoderTestCase(BaseTestCase):
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def setUp(self):
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BaseTestCase.setUp(self)
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layer3 = univ.Sequence(
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componentType=namedtype.NamedTypes(
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namedtype.OptionalNamedType('first-name', univ.OctetString()),
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namedtype.DefaultedNamedType('age', univ.Integer(33)),
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)
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)
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layer2 = univ.Choice(
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componentType=namedtype.NamedTypes(
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namedtype.NamedType('inner', layer3),
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namedtype.NamedType('first-name', univ.OctetString())
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)
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)
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layer1 = univ.Sequence(
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componentType=namedtype.NamedTypes(
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namedtype.OptionalNamedType('inner', layer2),
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)
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)
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self.s = layer1
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def __initOptionalWithDefaultAndOptional(self):
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self.s.clear()
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self.s[0][0][0] = 'test'
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self.s[0][0][1] = 123
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return self.s
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def __initOptionalWithDefault(self):
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self.s.clear()
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self.s[0][0][1] = 123
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return self.s
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def __initOptionalWithOptional(self):
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self.s.clear()
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self.s[0][0][0] = 'test'
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return self.s
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def __initOptional(self):
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self.s.clear()
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return self.s
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def testDefModeOptionalWithDefaultAndOptional(self):
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s = self.__initOptionalWithDefaultAndOptional()
|
|
assert encoder.encode(s) == ints2octs((48, 11, 48, 9, 4, 4, 116, 101, 115, 116, 2, 1, 123))
|
|
|
|
def testDefModeOptionalWithDefault(self):
|
|
s = self.__initOptionalWithDefault()
|
|
assert encoder.encode(s) == ints2octs((48, 5, 48, 3, 2, 1, 123))
|
|
|
|
def testDefModeOptionalWithOptional(self):
|
|
s = self.__initOptionalWithOptional()
|
|
assert encoder.encode(s) == ints2octs((48, 8, 48, 6, 4, 4, 116, 101, 115, 116))
|
|
|
|
def testDefModeOptional(self):
|
|
s = self.__initOptional()
|
|
assert encoder.encode(s) == ints2octs((48, 0))
|
|
|
|
|
|
class NestedOptionalSequenceOfEncoderTestCase(BaseTestCase):
|
|
def setUp(self):
|
|
BaseTestCase.setUp(self)
|
|
|
|
layer2 = univ.SequenceOf(
|
|
componentType=univ.OctetString()
|
|
)
|
|
|
|
layer1 = univ.Sequence(
|
|
componentType=namedtype.NamedTypes(
|
|
namedtype.OptionalNamedType('inner', layer2),
|
|
)
|
|
)
|
|
|
|
self.s = layer1
|
|
|
|
def __initOptionalWithValue(self):
|
|
self.s.clear()
|
|
self.s[0][0] = 'test'
|
|
return self.s
|
|
|
|
def __initOptional(self):
|
|
self.s.clear()
|
|
return self.s
|
|
|
|
def testDefModeOptionalWithValue(self):
|
|
s = self.__initOptionalWithValue()
|
|
assert encoder.encode(s) == ints2octs((48, 8, 48, 6, 4, 4, 116, 101, 115, 116))
|
|
|
|
def testDefModeOptional(self):
|
|
s = self.__initOptional()
|
|
assert encoder.encode(s) == ints2octs((48, 0))
|
|
|
|
|
|
class EmptyInnerFieldOfSequenceEncoderTestCase(BaseTestCase):
|
|
|
|
def testInitializedOptionalNullIsEncoded(self):
|
|
self.s = univ.Sequence(
|
|
componentType=namedtype.NamedTypes(
|
|
namedtype.OptionalNamedType('null', univ.Null())
|
|
)
|
|
)
|
|
|
|
self.s.clear()
|
|
self.s[0] = ''
|
|
assert encoder.encode(self.s) == ints2octs((48, 2, 5, 0))
|
|
|
|
def testUninitializedOptionalNullIsNotEncoded(self):
|
|
self.s = univ.Sequence(
|
|
componentType=namedtype.NamedTypes(
|
|
namedtype.OptionalNamedType('null', univ.Null())
|
|
)
|
|
)
|
|
|
|
self.s.clear()
|
|
assert encoder.encode(self.s) == ints2octs((48, 0))
|
|
|
|
def testInitializedDefaultNullIsNotEncoded(self):
|
|
self.s = univ.Sequence(
|
|
componentType=namedtype.NamedTypes(
|
|
namedtype.DefaultedNamedType('null', univ.Null(''))
|
|
)
|
|
)
|
|
|
|
self.s.clear()
|
|
self.s[0] = ''
|
|
assert encoder.encode(self.s) == ints2octs((48, 0))
|
|
|
|
def testInitializedOptionalOctetStringIsEncoded(self):
|
|
self.s = univ.Sequence(
|
|
componentType=namedtype.NamedTypes(
|
|
namedtype.OptionalNamedType('str', univ.OctetString())
|
|
)
|
|
)
|
|
|
|
self.s.clear()
|
|
self.s[0] = ''
|
|
assert encoder.encode(self.s) == ints2octs((48, 2, 4, 0))
|
|
|
|
def testUninitializedOptionalOctetStringIsNotEncoded(self):
|
|
self.s = univ.Sequence(
|
|
componentType=namedtype.NamedTypes(
|
|
namedtype.OptionalNamedType('str', univ.OctetString())
|
|
)
|
|
)
|
|
|
|
self.s.clear()
|
|
assert encoder.encode(self.s) == ints2octs((48, 0))
|
|
|
|
def testInitializedDefaultOctetStringIsNotEncoded(self):
|
|
self.s = univ.Sequence(
|
|
componentType=namedtype.NamedTypes(
|
|
namedtype.DefaultedNamedType('str', univ.OctetString(''))
|
|
)
|
|
)
|
|
|
|
self.s.clear()
|
|
self.s[0] = ''
|
|
assert encoder.encode(self.s) == ints2octs((48, 0))
|
|
|
|
|
|
suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
|
|
|
|
if __name__ == '__main__':
|
|
unittest.TextTestRunner(verbosity=2).run(suite)
|