mirror of https://github.com/Yubico/python-fido2
119 lines
4.4 KiB
Python
119 lines
4.4 KiB
Python
# coding=utf-8
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# Copyright (c) 2013 Yubico AB
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or
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# without modification, are permitted provided that the following
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# conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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import unittest
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from binascii import a2b_hex
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from threading import Event
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from fido_host.utils import (
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Timeout,
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hmac_sha256,
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sha256,
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websafe_encode,
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websafe_decode
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)
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class TestSha256(unittest.TestCase):
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def test_sha256_vectors(self):
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self.assertEqual(sha256(b'abc'), a2b_hex(b'ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad')) # noqa
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self.assertEqual(sha256(b'abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq'), a2b_hex(b'248d6a61d20638b8e5c026930c3e6039a33ce45964ff2167f6ecedd419db06c1')) # noqa
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class TestHmacSha256(unittest.TestCase):
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def test_hmac_sha256_vectors(self):
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self.assertEqual(hmac_sha256(
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b'\x0b'*20,
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b'Hi There'
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), a2b_hex(b'b0344c61d8db38535ca8afceaf0bf12b881dc200c9833da726e9376c2e32cff7')) # noqa
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self.assertEqual(hmac_sha256(
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b'Jefe',
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b'what do ya want for nothing?'
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), a2b_hex(b'5bdcc146bf60754e6a042426089575c75a003f089d2739839dec58b964ec3843')) # noqa
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class TestWebSafe(unittest.TestCase):
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# Base64 vectors adapted from https://tools.ietf.org/html/rfc4648#section-10
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def test_websafe_decode(self):
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self.assertEqual(websafe_decode(b''), b'')
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self.assertEqual(websafe_decode(b'Zg'), b'f')
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self.assertEqual(websafe_decode(b'Zm8'), b'fo')
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self.assertEqual(websafe_decode(b'Zm9v'), b'foo')
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self.assertEqual(websafe_decode(b'Zm9vYg'), b'foob')
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self.assertEqual(websafe_decode(b'Zm9vYmE'), b'fooba')
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self.assertEqual(websafe_decode(b'Zm9vYmFy'), b'foobar')
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def test_websafe_decode_unicode(self):
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self.assertEqual(websafe_decode(u''), b'')
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self.assertEqual(websafe_decode(u'Zm9vYmFy'), b'foobar')
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def test_websafe_encode(self):
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self.assertEqual(websafe_encode(b''), u'')
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self.assertEqual(websafe_encode(b'f'), u'Zg')
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self.assertEqual(websafe_encode(b'fo'), u'Zm8')
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self.assertEqual(websafe_encode(b'foo'), u'Zm9v')
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self.assertEqual(websafe_encode(b'foob'), u'Zm9vYg')
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self.assertEqual(websafe_encode(b'fooba'), u'Zm9vYmE')
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self.assertEqual(websafe_encode(b'foobar'), u'Zm9vYmFy')
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def test_websafe_encode_unicode(self):
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self.assertEqual(websafe_encode(u''), u'')
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self.assertEqual(websafe_encode(u'foobar'), u'Zm9vYmFy')
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class TestTimeout(unittest.TestCase):
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def test_event(self):
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event = Event()
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timeout = Timeout(event)
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self.assertIsNone(timeout.timer)
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with timeout as e:
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self.assertIs(event, e)
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self.assertFalse(e.is_set())
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self.assertFalse(event.is_set())
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def test_timer_stops(self):
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timeout = Timeout(10)
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self.assertFalse(timeout.timer.is_alive())
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with timeout as e:
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self.assertTrue(timeout.timer.is_alive())
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self.assertFalse(e.is_set())
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self.assertFalse(timeout.timer.is_alive())
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self.assertFalse(e.is_set())
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def test_timer_triggers(self):
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with Timeout(0.01) as e:
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self.assertTrue(e.wait(0.02))
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self.assertTrue(e.is_set())
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