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mirror of https://github.com/trezor/trezor-firmware.git synced 2024-11-09 17:10:17 +00:00
trezor-firmware/core/tests/test_trezor.sdcard.py
obrusvit e073e619c9 chore(tests): re-run black and isort on core/tests
isort set to skip the first necessary "from common import *" line. A
better solution would be to get rid of the need of this import in the
future.

[no changelog]
2024-02-22 12:10:12 +01:00

94 lines
2.7 KiB
Python

from common import * # isort:skip
from trezor import io, sdcard, utils
if utils.USE_SD_CARD:
fatfs = io.fatfs
class TestTrezorSdcard(unittest.TestCase):
def test_power(self):
# sdcard.capacity() will return 0 if the card is not powered,
# non-zero value otherwise
self.assertEqual(sdcard.capacity(), 0)
with sdcard.filesystem(mounted=False):
self.assertTrue(sdcard.capacity() > 0)
self.assertEqual(sdcard.capacity(), 0)
def test_nomount(self):
with sdcard.filesystem(mounted=False):
self.assertFalse(fatfs.is_mounted())
def test_mount(self):
# set up a filesystem first
with sdcard.filesystem(mounted=False):
fatfs.mkfs()
with sdcard.filesystem():
self.assertTrue(fatfs.is_mounted())
self.assertFalse(fatfs.is_mounted())
def test_nesting(self):
# set up a filesystem first
with sdcard.filesystem(mounted=False):
fatfs.mkfs()
self.assertEqual(sdcard.capacity(), 0)
with sdcard.filesystem():
self.assertTrue(sdcard.capacity() > 0)
self.assertTrue(fatfs.is_mounted())
with sdcard.filesystem():
self.assertTrue(sdcard.capacity() > 0)
self.assertTrue(fatfs.is_mounted())
self.assertTrue(sdcard.capacity() > 0)
self.assertTrue(fatfs.is_mounted())
self.assertEqual(sdcard.capacity(), 0)
self.assertFalse(fatfs.is_mounted())
def test_mount_nomount(self):
with self.assertRaises(RuntimeError):
with sdcard.filesystem(mounted=True):
with sdcard.filesystem(mounted=False):
pass
with self.assertRaises(RuntimeError):
with sdcard.filesystem(mounted=False):
with sdcard.filesystem(mounted=True):
pass
def test_failed_mount(self):
# set up a filesystem first
with sdcard.filesystem(mounted=False):
fatfs.mkfs()
with sdcard.filesystem():
self.assertTrue(fatfs.is_mounted())
# trash filesystem
io.sdcard.power_on()
io.sdcard.write(0, bytes([0xFF] * io.sdcard.BLOCK_SIZE))
io.sdcard.power_off()
# mounting should now fail
with self.assertRaises(OSError):
with sdcard.filesystem():
pass
self.assertFalse(fatfs.is_mounted())
# it should be possible to create an unmounted instance
with sdcard.filesystem(mounted=False):
fatfs.mkfs()
# mounting should now succeed
with sdcard.filesystem():
self.assertTrue(fatfs.is_mounted())
if __name__ == "__main__":
if utils.USE_SD_CARD:
unittest.main()