python-trezor/tests/test_protect_call.py
2014-02-20 19:15:43 +01:00

118 lines
4.9 KiB
Python

import time
import unittest
import common
from trezorlib import messages_pb2 as proto
from trezorlib import types_pb2 as types
from trezorlib.client import PinException, CallException
# FIXME TODO Add passphrase tests
class TestProtectCall(common.TrezorTest):
def _some_protected_call(self, button, pin, passphrase):
# This method perform any call which have protection in the device
res = self.client.ping('random data',
button_protection=button,
pin_protection=pin,
passphrase_protection=passphrase)
self.assertEqual(res, 'random data')
def test_expected_responses(self):
self.setup_mnemonic_pin_passphrase()
# This is low-level test of set_expected_responses()
# feature of debugging client
# Scenario 1 - Received unexpected message
self.client.set_expected_responses([])
self.assertRaises(CallException, self._some_protected_call, True, True, True)
# Scenario 2 - Received other than expected message
self.client.set_expected_responses([proto.Success()])
self.assertRaises(CallException, self._some_protected_call, True, True, True)
# Scenario 3 - Not received expected message
self.client.set_expected_responses([proto.ButtonRequest(),
proto.Success(),
proto.Success()]) # This is expected, but not received
self.assertRaises(Exception, self._some_protected_call, True, False, False)
# Scenario 4 - Received what expected
self.client.set_expected_responses([proto.ButtonRequest(),
proto.PinMatrixRequest(),
proto.PassphraseRequest(),
proto.Success(message='random data')])
self._some_protected_call(True, True, True)
# Scenario 5 - Failed message by field filter
self.client.set_expected_responses([proto.ButtonRequest(),
proto.PinMatrixRequest(),
proto.Success(message='wrong data')])
self.assertRaises(CallException, self._some_protected_call, True, True, True)
def test_no_protection(self):
self.setup_mnemonic_nopin_nopassphrase()
self.assertEqual(self.client.debug.read_pin()[0], '')
self.client.set_expected_responses([proto.Success()])
self._some_protected_call(False, True, True)
def test_pin(self):
self.setup_mnemonic_pin_passphrase()
self.assertEqual(self.client.debug.read_pin()[0], self.pin4)
self.client.setup_debuglink(button=True, pin_correct=True)
self.client.set_expected_responses([proto.ButtonRequest(),
proto.PinMatrixRequest(),
proto.Success()])
self._some_protected_call(True, True, False)
def test_incorrect_pin(self):
self.setup_mnemonic_pin_passphrase()
self.client.setup_debuglink(button=True, pin_correct=False)
self.assertRaises(PinException, self._some_protected_call, False, True, False)
def test_cancelled_pin(self):
self.setup_mnemonic_pin_passphrase()
self.client.setup_debuglink(button=True, pin_correct=False) # PIN cancel
self.assertRaises(PinException, self._some_protected_call, False, True, False)
def test_exponential_backoff_with_reboot(self):
self.setup_mnemonic_pin_passphrase()
self.client.setup_debuglink(button=True, pin_correct=False)
def test_backoff(attempts, start):
expected = 1.8 ** attempts
got = time.time() - start
msg = "Pin delay expected to be at least %s seconds, got %s" % (expected, got)
print msg
self.assertLessEqual(expected, got, msg)
for attempt in range(1, 4):
start = time.time()
self.assertRaises(PinException, self._some_protected_call, False, True, False)
test_backoff(attempt, start)
'''
# Unplug Trezor now
self.client.debuglink.stop()
self.client.close()
# Give it some time to reboot (it may take some time on RPi)
boot_delay = 20
time.sleep(boot_delay)
# Connect to Trezor again
start = time.time()
self.setUp()
expected = 1.8 ** attempt / 2 # This test isn't accurate, let's expect at least some delay
took = time.time() - start
print "Expected reboot time at least %s seconds" % expected
print "Rebooted in %s seconds" % took
self.assertLessEqual(expected, time.time() - start, "Bootup took %s seconds, expected %s seconds or more!" % (took, expected))
'''
if __name__ == '__main__':
unittest.main()