Staging
v0.5.1
v0.5.1
swh:1:snp:635f4099902912592851108bcac178ff574f7c5f
Tip revision: 74f4bd53e03ded8408bcc2de67cf0f5a4ac5b1a1 authored by Barry Warsaw on 23 February 2012, 15:59:38 UTC
Bump some more copyright years (as per PEP 101), since this is the first
Bump some more copyright years (as per PEP 101), since this is the first
Tip revision: 74f4bd5
test_list.py
import sys
from test import test_support, list_tests
class ListTest(list_tests.CommonTest):
type2test = list
def test_basic(self):
self.assertEqual(list([]), [])
l0_3 = [0, 1, 2, 3]
l0_3_bis = list(l0_3)
self.assertEqual(l0_3, l0_3_bis)
self.assert_(l0_3 is not l0_3_bis)
self.assertEqual(list(()), [])
self.assertEqual(list((0, 1, 2, 3)), [0, 1, 2, 3])
self.assertEqual(list(''), [])
self.assertEqual(list('spam'), ['s', 'p', 'a', 'm'])
if sys.maxsize == 0x7fffffff:
# This test can currently only work on 32-bit machines.
# XXX If/when PySequence_Length() returns a ssize_t, it should be
# XXX re-enabled.
# Verify clearing of bug #556025.
# This assumes that the max data size (sys.maxint) == max
# address size this also assumes that the address size is at
# least 4 bytes with 8 byte addresses, the bug is not well
# tested
#
# Note: This test is expected to SEGV under Cygwin 1.3.12 or
# earlier due to a newlib bug. See the following mailing list
# thread for the details:
# http://sources.redhat.com/ml/newlib/2002/msg00369.html
self.assertRaises(MemoryError, list, xrange(sys.maxint // 2))
# This code used to segfault in Py2.4a3
x = []
x.extend(-y for y in x)
self.assertEqual(x, [])
def test_truth(self):
super(ListTest, self).test_truth()
self.assert_(not [])
self.assert_([42])
def test_identity(self):
self.assert_([] is not [])
def test_len(self):
super(ListTest, self).test_len()
self.assertEqual(len([]), 0)
self.assertEqual(len([0]), 1)
self.assertEqual(len([0, 1, 2]), 3)
def test_overflow(self):
lst = [4, 5, 6, 7]
n = int((sys.maxint*2+2) // len(lst))
def mul(a, b): return a * b
def imul(a, b): a *= b
self.assertRaises((MemoryError, OverflowError), mul, lst, n)
self.assertRaises((MemoryError, OverflowError), imul, lst, n)
def test_main(verbose=None):
test_support.run_unittest(ListTest)
# verify reference counting
import sys
if verbose and hasattr(sys, "gettotalrefcount"):
import gc
counts = [None] * 5
for i in xrange(len(counts)):
test_support.run_unittest(ListTest)
gc.collect()
counts[i] = sys.gettotalrefcount()
print counts
if __name__ == "__main__":
test_main(verbose=True)