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unit tests for bcd_data_stream

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This commit is contained in:
Lex Berezhny 2018-07-14 22:38:18 -04:00
parent 0f786a8c43
commit fcc7177a9a
2 changed files with 23 additions and 4 deletions
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23
tests/unit/test_bcd_data_stream.py Normal file
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@ -0,0 +1,23 @@
from twisted.trial import unittest
from torba.bcd_data_stream import BCDataStream
class TestBCDataStream(unittest.TestCase):
def test_write_read(self):
s = BCDataStream()
s.write_string(b'a'*252)
s.write_string(b'b'*254)
s.write_string(b'c'*(0xFFFF + 1))
# s.write_string(b'd'*(0xFFFFFFFF + 1))
s.write_boolean(True)
s.write_boolean(False)
s.reset()
self.assertEqual(s.read_string(), b'a'*252)
self.assertEqual(s.read_string(), b'b'*254)
self.assertEqual(s.read_string(), b'c'*(0xFFFF + 1))
# self.assertEqual(s.read_string(), b'd'*(0xFFFFFFFF + 1))
self.assertEqual(s.read_boolean(), True)
self.assertEqual(s.read_boolean(), False)

4
torba/bcd_data_stream.py
View file

@ -7,10 +7,6 @@ class BCDataStream:
def __init__(self, data=None): def __init__(self, data=None):
self.data = BytesIO(data) self.data = BytesIO(data)
@property
def is_at_beginning(self):
return self.data.tell() == 0
def reset(self): def reset(self):
self.data.seek(0) self.data.seek(0)