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#
# This file is part of pyasn1 software.
#
# Copyright (c) 2005-2019, Ilya Etingof <etingof@gmail.com>
# License: http://snmplabs.com/pyasn1/license.html
#
import sys
import unittest
from tests.base import BaseTestCase
from pyasn1.type import namedtype
from pyasn1.type import univ
from pyasn1.codec.native import encoder
from pyasn1.compat.octets import str2octs
from pyasn1.error import PyAsn1Error
class BadAsn1SpecTestCase(BaseTestCase):
def testBadValueType(self):
try:
encoder.encode('not an Asn1Item')
except PyAsn1Error:
pass
else:
assert 0, 'Invalid value type accepted'
class IntegerEncoderTestCase(BaseTestCase):
def testPosInt(self):
assert encoder.encode(univ.Integer(12)) == 12
def testNegInt(self):
assert encoder.encode(univ.Integer(-12)) == -12
class BooleanEncoderTestCase(BaseTestCase):
def testTrue(self):
assert encoder.encode(univ.Boolean(1)) is True
def testFalse(self):
assert encoder.encode(univ.Boolean(0)) is False
class BitStringEncoderTestCase(BaseTestCase):
def setUp(self):
BaseTestCase.setUp(self)
self.b = univ.BitString((1, 0, 1, 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 0, 1))
def testValue(self):
assert encoder.encode(self.b) == '101010011000101'
class OctetStringEncoderTestCase(BaseTestCase):
def setUp(self):
BaseTestCase.setUp(self)
self.o = univ.OctetString('Quick brown fox')
def testValue(self):
assert encoder.encode(self.o) == str2octs('Quick brown fox')
class NullEncoderTestCase(BaseTestCase):
def testNull(self):
assert encoder.encode(univ.Null('')) is None
class ObjectIdentifierEncoderTestCase(BaseTestCase):
def testOne(self):
assert encoder.encode(univ.ObjectIdentifier((1, 3, 6, 0, 12345))) == '1.3.6.0.12345'
class RealEncoderTestCase(BaseTestCase):
def testChar(self):
assert encoder.encode(univ.Real((123, 10, 11))) == 1.23e+13
def testPlusInf(self):
assert encoder.encode(univ.Real('inf')) == float('inf')
def testMinusInf(self):
assert encoder.encode(univ.Real('-inf')) == float('-inf')
class SequenceEncoderTestCase(BaseTestCase):
def setUp(self):
BaseTestCase.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 testSimple(self):
s = self.s.clone()
s[0] = univ.Null('')
s[1] = 'abc'
s[2] = 123
assert encoder.encode(s) == {'place-holder': None, 'first-name': str2octs('abc'), 'age': 123}
class ChoiceEncoderTestCase(BaseTestCase):
def setUp(self):
BaseTestCase.setUp(self)
self.s = univ.Choice(
componentType=namedtype.NamedTypes(
namedtype.NamedType('place-holder', univ.Null('')),
namedtype.NamedType('number', univ.Integer(0)),
namedtype.NamedType('string', univ.OctetString())
)
)
def testEmpty(self):
try:
encoder.encode(self.s)
except PyAsn1Error:
pass
else:
assert False, 'encoded unset choice'
def testFilled(self):
self.s.setComponentByPosition(0, univ.Null(''))
assert encoder.encode(self.s) == {'place-holder': None}
class AnyEncoderTestCase(BaseTestCase):
def setUp(self):
BaseTestCase.setUp(self)
self.s = univ.Any(encoder.encode(univ.OctetString('fox')))
def testSimple(self):
assert encoder.encode(self.s) == str2octs('fox')
suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite)
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