Staging
v0.5.1
v0.5.1
https://github.com/python/cpython
Tip revision: 659fc426531517e09eb53cccc8ab4e861d8e0c22 authored by Barry Warsaw on 01 March 2008, 17:45:23 UTC
Copyright and version tweaks for 3.0a3.
Copyright and version tweaks for 3.0a3.
Tip revision: 659fc42
test_buffers.py
from ctypes import *
import unittest
class StringBufferTestCase(unittest.TestCase):
def test_buffer(self):
b = create_string_buffer(32)
self.failUnlessEqual(len(b), 32)
self.failUnlessEqual(sizeof(b), 32 * sizeof(c_char))
self.failUnless(type(b[0]) is bytes)
b = create_string_buffer("abc")
self.failUnlessEqual(len(b), 4) # trailing nul char
self.failUnlessEqual(sizeof(b), 4 * sizeof(c_char))
self.failUnless(type(b[0]) is bytes)
self.failUnlessEqual(b[0], b"a")
self.failUnlessEqual(b[:], b"abc\0")
self.failUnlessEqual(b[::], b"abc\0")
self.failUnlessEqual(b[::-1], b"\0cba")
self.failUnlessEqual(b[::2], b"ac")
self.failUnlessEqual(b[::5], b"a")
def test_string_conversion(self):
b = create_string_buffer("abc")
self.failUnlessEqual(len(b), 4) # trailing nul char
self.failUnlessEqual(sizeof(b), 4 * sizeof(c_char))
self.failUnless(type(b[0]) is bytes)
self.failUnlessEqual(b[0], b"a")
self.failUnlessEqual(b[:], b"abc\0")
self.failUnlessEqual(b[::], b"abc\0")
self.failUnlessEqual(b[::-1], b"\0cba")
self.failUnlessEqual(b[::2], b"ac")
self.failUnlessEqual(b[::5], b"a")
try:
c_wchar
except NameError:
pass
else:
def test_unicode_buffer(self):
b = create_unicode_buffer(32)
self.failUnlessEqual(len(b), 32)
self.failUnlessEqual(sizeof(b), 32 * sizeof(c_wchar))
self.failUnless(type(b[0]) is str)
b = create_unicode_buffer("abc")
self.failUnlessEqual(len(b), 4) # trailing nul char
self.failUnlessEqual(sizeof(b), 4 * sizeof(c_wchar))
self.failUnless(type(b[0]) is str)
self.failUnlessEqual(b[0], "a")
self.failUnlessEqual(b[:], "abc\0")
self.failUnlessEqual(b[::], "abc\0")
self.failUnlessEqual(b[::-1], "\0cba")
self.failUnlessEqual(b[::2], "ac")
self.failUnlessEqual(b[::5], "a")
def test_unicode_conversion(self):
b = create_unicode_buffer("abc")
self.failUnlessEqual(len(b), 4) # trailing nul char
self.failUnlessEqual(sizeof(b), 4 * sizeof(c_wchar))
self.failUnless(type(b[0]) is str)
self.failUnlessEqual(b[0], "a")
self.failUnlessEqual(b[:], "abc\0")
self.failUnlessEqual(b[::], "abc\0")
self.failUnlessEqual(b[::-1], "\0cba")
self.failUnlessEqual(b[::2], "ac")
self.failUnlessEqual(b[::5], "a")
if __name__ == "__main__":
unittest.main()