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Issue #7703: Add support for the new buffer API to functions of the

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binascii module.  Backported from py3k by Florent Xicluna, with some
additional tests.
This commit is contained in:
Antoine Pitrou 2010-01-14 16:27:09 +00:00
parent 647ed91d5c
commit fd3a60d5ef
3 changed files with 219 additions and 79 deletions
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35
Lib/test/test_binascii.py
View file

@ -3,14 +3,19 @@
from test import test_support
import unittest
import binascii
import array
class BinASCIITest(unittest.TestCase):
type2test = str
# Create binary test data
data = "The quick brown fox jumps over the lazy dog.\r\n"
rawdata = "The quick brown fox jumps over the lazy dog.\r\n"
# Be slow so we don't depend on other modules
data += "".join(map(chr, xrange(256)))
data += "\r\nHello world.\n"
rawdata += "".join(map(chr, xrange(256)))
rawdata += "\r\nHello world.\n"
def setUp(self):
self.data = self.type2test(self.rawdata)
def test_exceptions(self):
# Check module exceptions
@ -26,10 +31,10 @@ class BinASCIITest(unittest.TestCase):
prefixes.extend(["crc_", "rlecode_", "rledecode_"])
for prefix in prefixes:
name = prefix + suffix
self.assertTrue(callable(getattr(binascii, name)))
self.assertTrue(hasattr(getattr(binascii, name), '__call__'))
self.assertRaises(TypeError, getattr(binascii, name))
for name in ("hexlify", "unhexlify"):
self.assertTrue(callable(getattr(binascii, name)))
self.assertTrue(hasattr(getattr(binascii, name), '__call__'))
self.assertRaises(TypeError, getattr(binascii, name))
def test_base64valid(self):
@ -44,7 +49,7 @@ class BinASCIITest(unittest.TestCase):
for line in lines:
b = binascii.a2b_base64(line)
res = res + b
self.assertEqual(res, self.data)
self.assertEqual(res, self.rawdata)
def test_base64invalid(self):
# Test base64 with random invalid characters sprinkled throughout
@ -77,7 +82,7 @@ class BinASCIITest(unittest.TestCase):
for line in map(addnoise, lines):
b = binascii.a2b_base64(line)
res += b
self.assertEqual(res, self.data)
self.assertEqual(res, self.rawdata)
# Test base64 with just invalid characters, which should return
# empty strings. TBD: shouldn't it raise an exception instead ?
@ -94,7 +99,7 @@ class BinASCIITest(unittest.TestCase):
for line in lines:
b = binascii.a2b_uu(line)
res += b
self.assertEqual(res, self.data)
self.assertEqual(res, self.rawdata)
self.assertEqual(binascii.a2b_uu("\x7f"), "\x00"*31)
self.assertEqual(binascii.a2b_uu("\x80"), "\x00"*32)
@ -167,8 +172,20 @@ class BinASCIITest(unittest.TestCase):
f('')
binascii.crc_hqx('', 0)
class ArrayBinASCIITest(BinASCIITest):
def type2test(self, s):
return array.array('c', s)
class MemoryviewBinASCIITest(BinASCIITest):
type2test = memoryview
def test_main():
test_support.run_unittest(BinASCIITest)
test_support.run_unittest(BinASCIITest,
ArrayBinASCIITest,
MemoryviewBinASCIITest)
if __name__ == "__main__":
test_main()