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mirror of https://github.com/trezor/trezor-firmware.git synced 2024-12-29 17:48:10 +00:00
trezor-firmware/storage/tests/tests/test_pin.py

67 lines
1.9 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("", "222")
assert not s.change_pin("9999", "") # invalid PIN
assert s.unlock("222")
assert s.change_pin("222", "99999")
assert s.change_pin("99999", "Trezor")
assert s.unlock("Trezor")
assert not s.unlock("9999") # invalid PIN
assert not s.unlock("99999") # invalid old PIN
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("")
assert not s.has_pin()
assert s.change_pin("", "22")
assert s.has_pin()
assert s.change_pin("22", "")
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("", "222")
assert s.unlock("222")
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("9999")
# this should pass
assert s.unlock("222")
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("9999")
assert i == consts.PIN_MAX_TRIES - 1
# this should return False and raise an exception, the storage is wiped
assert not s.unlock("222")
with pytest.raises(RuntimeError):
assert s.get(0x0202) == b"Hello"
assert common.memory_equals(sc, sp)