def test_strxor(self):
NUL = '\x00'
cases = [
(NUL, NUL, NUL),
('\x01', NUL, '\x01'),
('a', 'a', NUL),
('a', NUL, 'a'),
('abc', NUL * 3, 'abc'),
('x' * 10, NUL * 10, 'x' * 10),
('\x01', '\x02', '\x03'),
('\xf0', '\x0f', '\xff'),
('\xff', '\x0f', '\xf0'),
]
for aa, bb, expected in cases:
actual = strxor(aa, bb)
assert actual == expected, (aa, bb, expected, actual)
exc_cases = [
('', 'a'),
('foo', 'ba'),
(NUL * 3, NUL * 4),
(''.join(map(chr, xrange(256))), ''.join(map(chr, xrange(128)))),
]
for aa, bb in exc_cases:
try:
unexpected = strxor(aa, bb)
except ValueError:
pass
else:
assert False, 'Expected ValueError, got %r' % (unexpected, )
def test_strxor():
NUL = '\x00'
cases = [
(NUL, NUL, NUL),
('\x01', NUL, '\x01'),
('a', 'a', NUL),
('a', NUL, 'a'),
('abc', NUL * 3, 'abc'),
('x' * 10, NUL * 10, 'x' * 10),
('\x01', '\x02', '\x03'),
('\xf0', '\x0f', '\xff'),
('\xff', '\x0f', '\xf0'),
]
for aa, bb, expected in cases:
actual = strxor(aa, bb)
assert actual == expected, (aa, bb, expected, actual)
exc_cases = [
('', 'a'),
('foo', 'ba'),
(NUL * 3, NUL * 4),
(''.join(map(chr, range(256))),
''.join(map(chr, range(128)))),
]
for aa, bb in exc_cases:
try:
unexpected = strxor(aa, bb)
except ValueError:
pass
else:
assert False, 'Expected ValueError, got %r' % (unexpected,)
def test_strxor(self):
NUL = b'\x00'
cases = [
(NUL, NUL, NUL),
(b'\x01', NUL, b'\x01'),
(b'a', b'a', NUL),
(b'a', NUL, b'a'),
(b'abc', NUL * 3, b'abc'),
(b'x' * 10, NUL * 10, b'x' * 10),
(b'\x01', b'\x02', b'\x03'),
(b'\xf0', b'\x0f', b'\xff'),
(b'\xff', b'\x0f', b'\xf0'),
]
for aa, bb, expected in cases:
actual = strxor(aa, bb)
assert actual == expected, (aa, bb, expected, actual)
exc_cases = [
(b'', b'a'),
(b'foo', b'ba'),
(NUL * 3, NUL * 4),
]
if six.PY2:
exc_cases.append((b''.join(chr(i) for i in range(256)),
b''.join(chr(i) for i in range(128))))
else:
assert six.PY3
exc_cases.append(
(bytes(i for i in range(256)), bytes(i for i in range(128))))
for aa, bb in exc_cases:
try:
unexpected = strxor(aa, bb)
except ValueError:
pass
else:
assert False, 'Expected ValueError, got %r' % (unexpected, )
def test_strxor(self):
NUL = b'\x00'
cases = [
(NUL, NUL, NUL),
(b'\x01', NUL, b'\x01'),
(b'a', b'a', NUL),
(b'a', NUL, b'a'),
(b'abc', NUL * 3, b'abc'),
(b'x' * 10, NUL * 10, b'x' * 10),
(b'\x01', b'\x02', b'\x03'),
(b'\xf0', b'\x0f', b'\xff'),
(b'\xff', b'\x0f', b'\xf0'),
]
for aa, bb, expected in cases:
actual = strxor(aa, bb)
assert actual == expected, (aa, bb, expected, actual)
exc_cases = [
(b'', b'a'),
(b'foo', b'ba'),
(NUL * 3, NUL * 4),
]
if six.PY2:
exc_cases.append((b''.join(chr(i) for i in range(256)), b''.join(chr(i) for i in range(128))))
else:
assert six.PY3
exc_cases.append((bytes(i for i in range(256)), bytes(i for i in range(128))))
for aa, bb in exc_cases:
try:
unexpected = strxor(aa, bb)
except ValueError:
pass
else:
assert False, 'Expected ValueError, got %r' % (unexpected,)