bpo-25287: Backport new tests for crypt and skip test_crypt on OpenBSD. (#4111)

This commit is contained in:
Serhiy Storchaka 2017-10-24 23:11:42 +03:00 committed by GitHub
parent d5d79545b7
commit f52dff611c
1 changed files with 21 additions and 9 deletions

View File

@ -1,33 +1,45 @@
import sys
from test import support
import unittest
crypt = support.import_module('crypt')
if sys.platform.startswith('openbsd'):
raise unittest.SkipTest('The only supported method on OpenBSD is Blowfish')
class CryptTestCase(unittest.TestCase):
def test_crypt(self):
c = crypt.crypt('mypassword', 'ab')
if support.verbose:
print('Test encryption: ', c)
cr = crypt.crypt('mypassword')
cr2 = crypt.crypt('mypassword', cr)
self.assertEqual(cr2, cr)
cr = crypt.crypt('mypassword', 'ab')
if cr is not None:
cr2 = crypt.crypt('mypassword', cr)
self.assertEqual(cr2, cr)
def test_salt(self):
self.assertEqual(len(crypt._saltchars), 64)
for method in crypt.methods:
salt = crypt.mksalt(method)
self.assertEqual(len(salt),
method.salt_chars + (3 if method.ident else 0))
self.assertIn(len(salt) - method.salt_chars, {0, 1, 3, 4, 6, 7})
if method.ident:
self.assertIn(method.ident, salt[:len(salt)-method.salt_chars])
def test_saltedcrypt(self):
for method in crypt.methods:
pw = crypt.crypt('assword', method)
self.assertEqual(len(pw), method.total_size)
pw = crypt.crypt('assword', crypt.mksalt(method))
self.assertEqual(len(pw), method.total_size)
cr = crypt.crypt('assword', method)
self.assertEqual(len(cr), method.total_size)
cr2 = crypt.crypt('assword', cr)
self.assertEqual(cr2, cr)
cr = crypt.crypt('assword', crypt.mksalt(method))
self.assertEqual(len(cr), method.total_size)
def test_methods(self):
# Guarantee that METHOD_CRYPT is the last method in crypt.methods.
self.assertTrue(len(crypt.methods) >= 1)
self.assertEqual(crypt.METHOD_CRYPT, crypt.methods[-1])
if __name__ == "__main__":
unittest.main()