| #!/usr/bin/env python |
| |
| import unittest |
| import sys |
| sys.path.insert(0, '..') |
| from bitstring import ByteStore, ConstByteStore, equal, offsetcopy |
| |
| |
| class OffsetCopy(unittest.TestCase): |
| def testStraightCopy(self): |
| s = ByteStore(bytearray([10, 5, 1]), 24, 0) |
| t = offsetcopy(s, 0) |
| self.assertEqual(t._rawarray, bytearray([10, 5, 1])) |
| |
| def testOffsetIncrease(self): |
| s = ByteStore(bytearray([1, 1, 1]), 24, 0) |
| t = offsetcopy(s, 4) |
| self.assertEqual(t.bitlength, 24) |
| self.assertEqual(t.offset, 4) |
| self.assertEqual(t._rawarray, bytearray([0, 16, 16, 16])) |
| |
| |
| class Equals(unittest.TestCase): |
| |
| def testBothSingleByte(self): |
| s = ByteStore(bytearray([128]), 3, 0) |
| t = ByteStore(bytearray([64]), 3, 1) |
| u = ByteStore(bytearray([32]), 3, 2) |
| self.assertTrue(equal(s, t)) |
| self.assertTrue(equal(s, u)) |
| self.assertTrue(equal(u, t)) |
| |
| def testOneSingleByte(self): |
| s = ByteStore(bytearray([1, 0]), 2, 7) |
| t = ByteStore(bytearray([64]), 2, 1) |
| self.assertTrue(equal(s, t)) |
| self.assertTrue(equal(t, s)) |
