Revision 070fae6d0ff49e63bfd5f2bdc66f8eb1df3b6557 authored by Christian Heimes on 02 July 2019, 18:39:42 UTC, committed by Ned Deily on 02 July 2019, 18:42:08 UTC
ssl.match_hostname() no longer accepts IPv4 addresses with additional text after the address and only quad-dotted notation without trailing whitespaces. Some inet_aton() implementations ignore whitespace and all data after whitespace, e.g. '127.0.0.1 whatever'. Short notations like '127.1' for '127.0.0.1' were already filtered out. The bug was initially found by Dominik Czarnota and reported by Paul Kehrer. Signed-off-by: Christian Heimes <christian@python.org> https://bugs.python.org/issue37463
1 parent dcc0eb3
test_index.py
import unittest
from test import support
import operator
maxsize = support.MAX_Py_ssize_t
class newstyle:
def __index__(self):
return self.ind
class TrapInt(int):
def __index__(self):
return int(self)
class BaseTestCase(unittest.TestCase):
def setUp(self):
self.o = newstyle()
self.n = newstyle()
def test_basic(self):
self.o.ind = -2
self.n.ind = 2
self.assertEqual(operator.index(self.o), -2)
self.assertEqual(operator.index(self.n), 2)
def test_slice(self):
self.o.ind = 1
self.n.ind = 2
slc = slice(self.o, self.o, self.o)
check_slc = slice(1, 1, 1)
self.assertEqual(slc.indices(self.o), check_slc.indices(1))
slc = slice(self.n, self.n, self.n)
check_slc = slice(2, 2, 2)
self.assertEqual(slc.indices(self.n), check_slc.indices(2))
def test_wrappers(self):
self.o.ind = 4
self.n.ind = 5
self.assertEqual(6 .__index__(), 6)
self.assertEqual(-7 .__index__(), -7)
self.assertEqual(self.o.__index__(), 4)
self.assertEqual(self.n.__index__(), 5)
self.assertEqual(True.__index__(), 1)
self.assertEqual(False.__index__(), 0)
def test_subclasses(self):
r = list(range(10))
self.assertEqual(r[TrapInt(5):TrapInt(10)], r[5:10])
self.assertEqual(slice(TrapInt()).indices(0), (0,0,1))
def test_error(self):
self.o.ind = 'dumb'
self.n.ind = 'bad'
self.assertRaises(TypeError, operator.index, self.o)
self.assertRaises(TypeError, operator.index, self.n)
self.assertRaises(TypeError, slice(self.o).indices, 0)
self.assertRaises(TypeError, slice(self.n).indices, 0)
def test_int_subclass_with_index(self):
# __index__ should be used when computing indices, even for int
# subclasses. See issue #17576.
class MyInt(int):
def __index__(self):
return int(self) + 1
my_int = MyInt(7)
direct_index = my_int.__index__()
operator_index = operator.index(my_int)
self.assertEqual(direct_index, 8)
self.assertEqual(operator_index, 7)
# Both results should be of exact type int.
self.assertIs(type(direct_index), int)
#self.assertIs(type(operator_index), int)
def test_index_returns_int_subclass(self):
class BadInt:
def __index__(self):
return True
class BadInt2(int):
def __index__(self):
return True
bad_int = BadInt()
with self.assertWarns(DeprecationWarning):
n = operator.index(bad_int)
self.assertEqual(n, 1)
bad_int = BadInt2()
n = operator.index(bad_int)
self.assertEqual(n, 0)
class SeqTestCase:
# This test case isn't run directly. It just defines common tests
# to the different sequence types below
def setUp(self):
self.o = newstyle()
self.n = newstyle()
self.o2 = newstyle()
self.n2 = newstyle()
def test_index(self):
self.o.ind = -2
self.n.ind = 2
self.assertEqual(self.seq[self.n], self.seq[2])
self.assertEqual(self.seq[self.o], self.seq[-2])
def test_slice(self):
self.o.ind = 1
self.o2.ind = 3
self.n.ind = 2
self.n2.ind = 4
self.assertEqual(self.seq[self.o:self.o2], self.seq[1:3])
self.assertEqual(self.seq[self.n:self.n2], self.seq[2:4])
def test_slice_bug7532(self):
seqlen = len(self.seq)
self.o.ind = int(seqlen * 1.5)
self.n.ind = seqlen + 2
self.assertEqual(self.seq[self.o:], self.seq[0:0])
self.assertEqual(self.seq[:self.o], self.seq)
self.assertEqual(self.seq[self.n:], self.seq[0:0])
self.assertEqual(self.seq[:self.n], self.seq)
self.o2.ind = -seqlen - 2
self.n2.ind = -int(seqlen * 1.5)
self.assertEqual(self.seq[self.o2:], self.seq)
self.assertEqual(self.seq[:self.o2], self.seq[0:0])
self.assertEqual(self.seq[self.n2:], self.seq)
self.assertEqual(self.seq[:self.n2], self.seq[0:0])
def test_repeat(self):
self.o.ind = 3
self.n.ind = 2
self.assertEqual(self.seq * self.o, self.seq * 3)
self.assertEqual(self.seq * self.n, self.seq * 2)
self.assertEqual(self.o * self.seq, self.seq * 3)
self.assertEqual(self.n * self.seq, self.seq * 2)
def test_wrappers(self):
self.o.ind = 4
self.n.ind = 5
self.assertEqual(self.seq.__getitem__(self.o), self.seq[4])
self.assertEqual(self.seq.__mul__(self.o), self.seq * 4)
self.assertEqual(self.seq.__rmul__(self.o), self.seq * 4)
self.assertEqual(self.seq.__getitem__(self.n), self.seq[5])
self.assertEqual(self.seq.__mul__(self.n), self.seq * 5)
self.assertEqual(self.seq.__rmul__(self.n), self.seq * 5)
def test_subclasses(self):
self.assertEqual(self.seq[TrapInt()], self.seq[0])
def test_error(self):
self.o.ind = 'dumb'
self.n.ind = 'bad'
indexobj = lambda x, obj: obj.seq[x]
self.assertRaises(TypeError, indexobj, self.o, self)
self.assertRaises(TypeError, indexobj, self.n, self)
sliceobj = lambda x, obj: obj.seq[x:]
self.assertRaises(TypeError, sliceobj, self.o, self)
self.assertRaises(TypeError, sliceobj, self.n, self)
class ListTestCase(SeqTestCase, unittest.TestCase):
seq = [0,10,20,30,40,50]
def test_setdelitem(self):
self.o.ind = -2
self.n.ind = 2
lst = list('ab!cdefghi!j')
del lst[self.o]
del lst[self.n]
lst[self.o] = 'X'
lst[self.n] = 'Y'
self.assertEqual(lst, list('abYdefghXj'))
lst = [5, 6, 7, 8, 9, 10, 11]
lst.__setitem__(self.n, "here")
self.assertEqual(lst, [5, 6, "here", 8, 9, 10, 11])
lst.__delitem__(self.n)
self.assertEqual(lst, [5, 6, 8, 9, 10, 11])
def test_inplace_repeat(self):
self.o.ind = 2
self.n.ind = 3
lst = [6, 4]
lst *= self.o
self.assertEqual(lst, [6, 4, 6, 4])
lst *= self.n
self.assertEqual(lst, [6, 4, 6, 4] * 3)
lst = [5, 6, 7, 8, 9, 11]
l2 = lst.__imul__(self.n)
self.assertIs(l2, lst)
self.assertEqual(lst, [5, 6, 7, 8, 9, 11] * 3)
class NewSeq:
def __init__(self, iterable):
self._list = list(iterable)
def __repr__(self):
return repr(self._list)
def __eq__(self, other):
return self._list == other
def __len__(self):
return len(self._list)
def __mul__(self, n):
return self.__class__(self._list*n)
__rmul__ = __mul__
def __getitem__(self, index):
return self._list[index]
class TupleTestCase(SeqTestCase, unittest.TestCase):
seq = (0,10,20,30,40,50)
class ByteArrayTestCase(SeqTestCase, unittest.TestCase):
seq = bytearray(b"this is a test")
class BytesTestCase(SeqTestCase, unittest.TestCase):
seq = b"this is a test"
class StringTestCase(SeqTestCase, unittest.TestCase):
seq = "this is a test"
class NewSeqTestCase(SeqTestCase, unittest.TestCase):
seq = NewSeq((0,10,20,30,40,50))
class RangeTestCase(unittest.TestCase):
def test_range(self):
n = newstyle()
n.ind = 5
self.assertEqual(range(1, 20)[n], 6)
self.assertEqual(range(1, 20).__getitem__(n), 6)
class OverflowTestCase(unittest.TestCase):
def setUp(self):
self.pos = 2**100
self.neg = -self.pos
def test_large_longs(self):
self.assertEqual(self.pos.__index__(), self.pos)
self.assertEqual(self.neg.__index__(), self.neg)
def test_getitem(self):
class GetItem:
def __len__(self):
assert False, "__len__ should not be invoked"
def __getitem__(self, key):
return key
x = GetItem()
self.assertEqual(x[self.pos], self.pos)
self.assertEqual(x[self.neg], self.neg)
self.assertEqual(x[self.neg:self.pos].indices(maxsize),
(0, maxsize, 1))
self.assertEqual(x[self.neg:self.pos:1].indices(maxsize),
(0, maxsize, 1))
def test_sequence_repeat(self):
self.assertRaises(OverflowError, lambda: "a" * self.pos)
self.assertRaises(OverflowError, lambda: "a" * self.neg)
if __name__ == "__main__":
unittest.main()
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