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python-fido2/test/test_hid.py
2018-04-05 11:05:30 +02:00

97 lines
3.5 KiB
Python

# Copyright (c) 2013 Yubico AB
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or
# without modification, are permitted provided that the following
# conditions are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following
# disclaimer in the documentation and/or other materials provided
# with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
from __future__ import absolute_import, unicode_literals
from fido2.ctap import CtapError
from fido2.hid import CtapHidDevice
import unittest
import mock
class HidTest(unittest.TestCase):
def get_device(self):
try:
devs = list(CtapHidDevice.list_devices())
assert len(devs) == 1
return devs[0]
except Exception:
self.skipTest('Tests require a single FIDO HID device')
def test_ping(self):
msg1 = b'hello world!'
msg2 = b' '
msg3 = b''
dev = self.get_device()
self.assertEqual(dev.ping(msg1), msg1)
self.assertEqual(dev.ping(msg2), msg2)
self.assertEqual(dev.ping(msg3), msg3)
def test_call_error(self):
dev = mock.Mock()
hid_dev = CtapHidDevice(None, dev)
dev.InternalRecv = mock.Mock(return_value=(0xbf, bytearray([7])))
try:
hid_dev.call(0x01)
self.fail('call did not raise exception')
except CtapError as e:
self.assertEqual(e.code, 7)
def test_call_keepalive(self):
dev = mock.Mock()
hid_dev = CtapHidDevice(None, dev)
on_keepalive = mock.MagicMock()
dev.InternalRecv = mock.Mock(side_effect=[
(0xbb, bytearray([0])),
(0xbb, bytearray([0])),
(0xbb, bytearray([0])),
(0xbb, bytearray([0])),
(0x81, bytearray(b'done'))
])
self.assertEqual(hid_dev.call(0x01, on_keepalive=on_keepalive), b'done')
on_keepalive.assert_called_once_with(0)
dev.InternalRecv.side_effect = [
(0xbb, bytearray([1])),
(0xbb, bytearray([0])),
(0xbb, bytearray([0])),
(0xbb, bytearray([1])),
(0xbb, bytearray([1])),
(0xbb, bytearray([1])),
(0xbb, bytearray([1])),
(0xbb, bytearray([0])),
(0x81, bytearray(b'done'))
]
on_keepalive.reset_mock()
self.assertEqual(hid_dev.call(0x01, on_keepalive=on_keepalive), b'done')
self.assertEqual(
on_keepalive.call_args_list,
[mock.call(1), mock.call(0), mock.call(1), mock.call(0)]
)