/usr/lib/python2.7/test/test_buffer.py is in libpython2.7-testsuite 2.7.15~rc1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 | """Unit tests for buffer objects.
For now, tests just new or changed functionality.
"""
import copy
import pickle
import sys
import unittest
import warnings
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_newbuffer_interface(self):
# Test that the buffer object has the new buffer interface
# as used by the memoryview object
s = "".join(chr(c) for c in list(range(255, -1, -1)))
b = buffer(s)
m = memoryview(b) # Should not raise an exception
self.assertEqual(m.tobytes(), s)
def test_large_buffer_size_and_offset(self):
data = bytearray('hola mundo')
buf = buffer(data, sys.maxsize, sys.maxsize)
self.assertEqual(buf[:4096], "")
def test_copy(self):
buf = buffer(b'abc')
with self.assertRaises(TypeError), warnings.catch_warnings():
warnings.filterwarnings('ignore', ".*buffer", DeprecationWarning)
copy.copy(buf)
@test_support.cpython_only
def test_pickle(self):
buf = buffer(b'abc')
for proto in range(2):
with self.assertRaises(TypeError):
pickle.dumps(buf, proto)
with test_support.check_py3k_warnings(
(".*buffer", DeprecationWarning)):
pickle.dumps(buf, 2)
def test_main():
with test_support.check_py3k_warnings(("buffer.. not supported",
DeprecationWarning)):
test_support.run_unittest(BufferTests)
if __name__ == "__main__":
test_main()
|