def test_is_full_false(self):
self.cls = ds.DataBlock(index=0)
input_data = bytes(self.cls.address * ds.BLOCK_SIZE) + \
b'this is test data\x00\x00\x00'
with open(PATH, 'wb') as f:
f.write(input_data)
self.cls = ds.DataBlock(device=device_io.Disk(PATH), index=0)
self.assertFalse(self.cls.is_full())
def test_read(self):
self.cls = ds.DataBlock(index=0)
input_data = bytes(self.cls.address * ds.BLOCK_SIZE) + \
b'this is test data\x00\x00\x00'
with open(PATH, 'wb') as f:
f.write(input_data)
self.cls = ds.DataBlock(device=device_io.Disk(PATH), index=0)
expected = 'this is test data'
output = self.cls.data
self.assertEqual(output, expected)
def test_append_return_no_device_2(self):
self.cls = ds.DataBlock()
extra_data = self.cls.append(
'this is test data that is really really long',
write_through=False)
self.assertEqual(self.cls.data, 'this is test data ')
self.assertEqual(extra_data, 'that is really really long')
def test_write(self):
self.cls = ds.DataBlock(index=0)
expected = bytes(self.cls.address * ds.BLOCK_SIZE) + \
b'this is test data\x00\x00\x00'
self.cls._device = device_io.Disk(PATH)
self.cls.data = 'this is test data'
self.cls.__write__()
with open(PATH, 'rb') as f:
output = f.read()
self.assertEqual(output, expected)
def setUp(self):
ds.BLOCK_SIZE = 20
device_io.BLOCK_SIZE = 20
ds.NUM_DATA_BLOCKS = 10
self.cls = ds.DataBlock()
open(PATH, 'a').close()
def test_add_to_address_list(self):
block = ds.DataBlock()
block.index = 1
self.cls._add_to_address_list(block=block, write_through=False)
self.assertEqual(self.cls.address_direct, [1, 0, 0, 0, 0])