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trezor-firmware/core/tests/test_trezor.io.sdcard.py
2020-02-20 12:51:48 +01:00

48 lines
1.2 KiB
Python

from common import *
from trezor import io
class TestTrezorIoSdcard(unittest.TestCase):
def test_start(self):
self.assertTrue(io.sdcard.is_present())
def test_power(self):
x = bytearray(8 * 512)
self.assertEqual(io.sdcard.capacity(), 0)
with self.assertRaises(OSError):
io.sdcard.read(0, x)
io.sdcard.power_on()
self.assertTrue(io.sdcard.capacity() > 0)
io.sdcard.read(0, x)
io.sdcard.power_off()
self.assertEqual(io.sdcard.capacity(), 0)
with self.assertRaises(OSError):
io.sdcard.read(0, x)
def test_read(self):
x = bytearray(8 * 512)
io.sdcard.power_on()
io.sdcard.read(0, x)
io.sdcard.power_off()
with self.assertRaises(OSError):
io.sdcard.read(0, x)
def test_read_write(self):
r = bytearray(8 * 512)
w0 = bytearray(b'0' * (8 * 512))
w1 = bytearray(b'1' * (8 * 512))
io.sdcard.power_on()
io.sdcard.write(0, w0)
io.sdcard.read(0, r)
self.assertEqual(r, w0)
io.sdcard.write(0, w1)
io.sdcard.read(0, r)
self.assertEqual(r, w1)
io.sdcard.power_off()
if __name__ == '__main__':
unittest.main()