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trezor-firmware/storage/tests/tests/test_pin.py
2019-04-25 16:50:56 +02:00

67 lines
1.8 KiB
Python

import pytest
from python.src import consts
from . import common
def test_init_pin():
sc, sp = common.init(uid=b"\x00\x00\x00\x00\x00\x00")
assert common.memory_equals(sc, sp)
sc, sp = common.init(uid=b"\x22\x00\xDD\x00\x00\xBE")
assert common.memory_equals(sc, sp)
def test_change_pin():
sc, sp = common.init(unlock=True)
for s in (sc, sp):
assert s.change_pin(1, 2221)
# invalid PIN
assert not s.change_pin(99991, 1)
assert s.unlock(2221)
assert s.change_pin(2221, 999991)
assert s.change_pin(999991, 991)
assert s.unlock(991)
assert not s.unlock(99991)
assert common.memory_equals(sc, sp)
def test_has_pin():
sc, sp = common.init()
for s in (sc, sp):
assert not s.has_pin()
assert s.unlock(1)
assert not s.has_pin()
assert s.change_pin(1, 221)
assert s.has_pin()
assert s.change_pin(221, 1)
assert not s.has_pin()
def test_wipe_after_max_pin():
sc, sp = common.init(unlock=True)
for s in (sc, sp):
assert s.change_pin(1, 2221)
assert s.unlock(2221)
s.set(0x0202, b"Hello")
# try an invalid PIN MAX - 1 times
for i in range(consts.PIN_MAX_TRIES - 1):
assert not s.unlock(99991)
# this should pass
assert s.unlock(2221)
assert s.get(0x0202) == b"Hello"
# try an invalid PIN MAX times, the storage should get wiped
for i in range(consts.PIN_MAX_TRIES):
assert not s.unlock(99991)
assert i == consts.PIN_MAX_TRIES - 1
# this should return False and raise an exception, the storage is wiped
assert not s.unlock(2221)
with pytest.raises(RuntimeError):
assert s.get(0x0202) == b"Hello"
assert common.memory_equals(sc, sp)