def test_disk_devt(self):
for disk in for_each_disk(self.prog):
path = os.path.join(b"/sys/block", disk_name(disk), b"dev")
with open(path, "r") as f:
expected = f.read().strip()
devt = disk_devt(disk).value_()
self.assertEqual(f"{MAJOR(devt)}:{MINOR(devt)}", expected)
def test_loop_disk(self):
if not self.loop:
self.skipTest("could not create loop device")
rdev = os.stat(self.loop.fileno()).st_rdev
devt = MKDEV(os.major(rdev), os.minor(rdev))
for disk in for_each_disk(self.prog):
if disk_devt(disk) == devt:
break
else:
self.fail("loop disk not found")
self.assertEqual(disk_name(disk), os.path.basename(self.loop.name).encode())
def test_for_each_disk(self):
self.assertEqual(
{disk_name(disk).decode() for disk in for_each_disk(self.prog)},
set(os.listdir("/sys/block")),
)