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# Copyright 2016 Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Tests for pyu2f.apdu."""
import range
import unittest
from pyu2f import apdu
from pyu2f import errors
class ApduTest(unittest.TestCase):
def testSerializeCommandApdu(self):
cmd = apdu.CommandApdu(0, 0x01, 0x03, 0x04, bytearray([0x10, 0x20, 0x30]))
self.assertEqual(
cmd.ToByteArray(),
bytearray([0x00, 0x01, 0x03, 0x04, 0x00, 0x00, 0x03, 0x10, 0x20, 0x30,
0x00, 0x00]))
self.assertEqual(
cmd.ToLegacyU2FByteArray(),
bytearray([0x00, 0x01, 0x03, 0x04, 0x00, 0x00, 0x03, 0x10, 0x20, 0x30,
0x00, 0x00]))
def testSerializeCommandApduNoData(self):
cmd = apdu.CommandApdu(0, 0x01, 0x03, 0x04)
self.assertEqual(cmd.ToByteArray(),
bytearray([0x00, 0x01, 0x03, 0x04, 0x00, 0x00, 0x00]))
self.assertEqual(cmd.ToLegacyU2FByteArray(),
bytearray([0x00, 0x01, 0x03, 0x04,
0x00, 0x00, 0x00, 0x00, 0x00]))
def testSerializeCommandApduTooLong(self):
self.assertRaises(errors.InvalidCommandError, apdu.CommandApdu, 0, 0x01,
0x03, 0x04, bytearray(0 for x in range(0, 65536)))
def testResponseApduParse(self):
resp = apdu.ResponseApdu(bytearray([0x05, 0x04, 0x90, 0x00]))
self.assertEqual(resp.body, bytearray([0x05, 0x04]))
self.assertEqual(resp.sw1, 0x90)
self.assertEqual(resp.sw2, 0x00)
self.assertTrue(resp.IsSuccess())
def testResponseApduParseNoBody(self):
resp = apdu.ResponseApdu(bytearray([0x69, 0x85]))
self.assertEqual(resp.sw1, 0x69)
self.assertEqual(resp.sw2, 0x85)
self.assertFalse(resp.IsSuccess())
def testResponseApduParseInvalid(self):
self.assertRaises(errors.InvalidResponseError, apdu.ResponseApdu,
bytearray([0x05]))
def testResponseApduCheckSuccessTUPRequired(self):
resp = apdu.ResponseApdu(bytearray([0x69, 0x85]))
self.assertRaises(errors.TUPRequiredError, resp.CheckSuccessOrRaise)
def testResponseApduCheckSuccessInvalidKeyHandle(self):
resp = apdu.ResponseApdu(bytearray([0x6a, 0x80]))
self.assertRaises(errors.InvalidKeyHandleError, resp.CheckSuccessOrRaise)
def testResponseApduCheckSuccessOtherError(self):
resp = apdu.ResponseApdu(bytearray([0xfa, 0x05]))
self.assertRaises(errors.ApduError, resp.CheckSuccessOrRaise)
if __name__ == '__main__':
unittest.main()