mirror of
https://github.com/python/cpython.git
synced 2025-10-31 13:41:24 +00:00
30 lines
789 B
Python
30 lines
789 B
Python
|
"""Unit tests for buffer objects.
|
||
|
|
|
||
|
|
For now, tests just new or changed functionality.
|
||
|
|
|
||
|
|
"""
|
||
|
|
|
||
|
|
import unittest
|
||
|
|
from test import test_support
|
||
|
|
|
||
|
|
class BufferTests(unittest.TestCase):
|
||
|
|
|
||
|
|
def test_extended_getslice(self):
|
||
|
|
# Test extended slicing by comparing with list slicing.
|
||
|
|
s = "".join(chr(c) for c in list(range(255, -1, -1)))
|
||
|
|
b = buffer(s)
|
||
|
|
indices = (0, None, 1, 3, 19, 300, -1, -2, -31, -300)
|
||
|
|
for start in indices:
|
||
|
|
for stop in indices:
|
||
|
|
# Skip step 0 (invalid)
|
||
|
|
for step in indices[1:]:
|
||
|
|
self.assertEqual(b[start:stop:step],
|
||
|
|
s[start:stop:step])
|
||
|
|
|
||
|
|
|
||
|
|
def test_main():
|
||
|
|
test_support.run_unittest(BufferTests)
|
||
|
|
|
||
|
|
if __name__ == "__main__":
|
||
|
|
test_main()
|