mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-25 07:48:10 +00:00
118 lines
4.7 KiB
Python
118 lines
4.7 KiB
Python
from __future__ import print_function
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import time
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import unittest
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import common
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from trezorlib import messages_pb2 as proto
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from trezorlib import types_pb2 as types
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from trezorlib.client import PinException, CallException
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# FIXME TODO Add passphrase tests
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class TestProtectCall(common.TrezorTest):
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def _some_protected_call(self, button, pin, passphrase):
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# This method perform any call which have protection in the device
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res = self.client.ping('random data',
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button_protection=button,
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pin_protection=pin,
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passphrase_protection=passphrase)
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self.assertEqual(res, 'random data')
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"""
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def test_expected_responses(self):
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self.setup_mnemonic_pin_passphrase()
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# This is low-level test of set_expected_responses()
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# feature of debugging client
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with self.client:
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# Scenario 1 - Received unexpected message
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self.client.set_expected_responses([])
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self.assertRaises(CallException, self._some_protected_call, True, True, True)
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with self.client:
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# Scenario 2 - Received other than expected message
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self.client.set_expected_responses([proto.Success()])
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self.assertRaises(CallException, self._some_protected_call, True, True, True)
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def scenario3():
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with self.client:
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# Scenario 3 - Not received expected message
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self.client.set_expected_responses([proto.ButtonRequest(),
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proto.Success(),
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proto.Success()]) # This is expected, but not received
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self._some_protected_call(True, False, False)
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self.assertRaises(Exception, scenario3)
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with self.client:
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# Scenario 4 - Received what expected
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self.client.set_expected_responses([proto.ButtonRequest(),
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proto.PinMatrixRequest(),
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proto.PassphraseRequest(),
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proto.Success(message='random data')])
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self._some_protected_call(True, True, True)
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def scenario5():
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with self.client:
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# Scenario 5 - Failed message by field filter
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self.client.set_expected_responses([proto.ButtonRequest(),
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proto.Success(message='wrong data')])
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self._some_protected_call(True, True, True)
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self.assertRaises(CallException, scenario5)
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"""
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def test_no_protection(self):
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self.setup_mnemonic_nopin_nopassphrase()
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with self.client:
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self.assertEqual(self.client.debug.read_pin()[0], '')
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self.client.set_expected_responses([proto.Success()])
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self._some_protected_call(False, True, True)
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def test_pin(self):
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self.setup_mnemonic_pin_passphrase()
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with self.client:
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self.assertEqual(self.client.debug.read_pin()[0], self.pin4)
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self.client.setup_debuglink(button=True, pin_correct=True)
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self.client.set_expected_responses([proto.ButtonRequest(),
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proto.PinMatrixRequest(),
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proto.Success()])
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self._some_protected_call(True, True, False)
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def test_incorrect_pin(self):
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self.setup_mnemonic_pin_passphrase()
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self.client.setup_debuglink(button=True, pin_correct=False)
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self.assertRaises(PinException, self._some_protected_call, False, True, False)
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def test_cancelled_pin(self):
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self.setup_mnemonic_pin_passphrase()
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self.client.setup_debuglink(button=True, pin_correct=False) # PIN cancel
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self.assertRaises(PinException, self._some_protected_call, False, True, False)
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def test_exponential_backoff_with_reboot(self):
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self.setup_mnemonic_pin_passphrase()
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self.client.setup_debuglink(button=True, pin_correct=False)
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def test_backoff(attempts, start):
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if attempts <= 1:
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expected = 0.2
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else:
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expected = (2 ** (attempts - 2))
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got = time.time() - start
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msg = "Pin delay expected to be at least %s seconds, got %s" % (expected, got)
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print(msg)
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self.assertLessEqual(expected, got, msg)
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for attempt in range(1, 6):
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start = time.time()
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self.assertRaises(PinException, self._some_protected_call, False, True, False)
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test_backoff(attempt, start)
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if __name__ == '__main__':
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unittest.main()
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