/usr/lib/python2.7/dist-packages/passlib/tests/test_pwd.py is in python-passlib 1.7.1-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 | """passlib.tests -- tests for passlib.pwd"""
#=============================================================================
# imports
#=============================================================================
# core
import itertools
import logging; log = logging.getLogger(__name__)
# site
# pkg
from passlib.tests.utils import TestCase
# local
__all__ = [
"UtilsTest",
"GenerateTest",
"StrengthTest",
]
#=============================================================================
#
#=============================================================================
class UtilsTest(TestCase):
"""test internal utilities"""
descriptionPrefix = "passlib.pwd"
def test_self_info_rate(self):
"""_self_info_rate()"""
from passlib.pwd import _self_info_rate
self.assertEqual(_self_info_rate(""), 0)
self.assertEqual(_self_info_rate("a" * 8), 0)
self.assertEqual(_self_info_rate("ab"), 1)
self.assertEqual(_self_info_rate("ab" * 8), 1)
self.assertEqual(_self_info_rate("abcd"), 2)
self.assertEqual(_self_info_rate("abcd" * 8), 2)
self.assertAlmostEqual(_self_info_rate("abcdaaaa"), 1.5488, places=4)
# def test_total_self_info(self):
# """_total_self_info()"""
# from passlib.pwd import _total_self_info
#
# self.assertEqual(_total_self_info(""), 0)
#
# self.assertEqual(_total_self_info("a" * 8), 0)
#
# self.assertEqual(_total_self_info("ab"), 2)
# self.assertEqual(_total_self_info("ab" * 8), 16)
#
# self.assertEqual(_total_self_info("abcd"), 8)
# self.assertEqual(_total_self_info("abcd" * 8), 64)
# self.assertAlmostEqual(_total_self_info("abcdaaaa"), 12.3904, places=4)
#=============================================================================
# word generation
#=============================================================================
# import subject
from passlib.pwd import genword, default_charsets
ascii_62 = default_charsets['ascii_62']
hex = default_charsets['hex']
class WordGeneratorTest(TestCase):
"""test generation routines"""
descriptionPrefix = "passlib.pwd.genword()"
def setUp(self):
super(WordGeneratorTest, self).setUp()
# patch some RNG references so they're reproducible.
from passlib.pwd import SequenceGenerator
self.patchAttr(SequenceGenerator, "rng",
self.getRandom("pwd generator"))
def assertResultContents(self, results, count, chars, unique=True):
"""check result list matches expected count & charset"""
self.assertEqual(len(results), count)
if unique:
if unique is True:
unique = count
self.assertEqual(len(set(results)), unique)
self.assertEqual(set("".join(results)), set(chars))
def test_general(self):
"""general behavior"""
# basic usage
result = genword()
self.assertEqual(len(result), 9)
# malformed keyword should have useful error.
self.assertRaisesRegex(TypeError, "(?i)unexpected keyword.*badkwd", genword, badkwd=True)
def test_returns(self):
"""'returns' keyword"""
# returns=int option
results = genword(returns=5000)
self.assertResultContents(results, 5000, ascii_62)
# returns=iter option
gen = genword(returns=iter)
results = [next(gen) for _ in range(5000)]
self.assertResultContents(results, 5000, ascii_62)
# invalid returns option
self.assertRaises(TypeError, genword, returns='invalid-type')
def test_charset(self):
"""'charset' & 'chars' options"""
# charset option
results = genword(charset="hex", returns=5000)
self.assertResultContents(results, 5000, hex)
# chars option
# there are 3**3=27 possible combinations
results = genword(length=3, chars="abc", returns=5000)
self.assertResultContents(results, 5000, "abc", unique=27)
# chars + charset
self.assertRaises(TypeError, genword, chars='abc', charset='hex')
# TODO: test rng option
#=============================================================================
# phrase generation
#=============================================================================
# import subject
from passlib.pwd import genphrase
simple_words = ["alpha", "beta", "gamma"]
class PhraseGeneratorTest(TestCase):
"""test generation routines"""
descriptionPrefix = "passlib.pwd.genphrase()"
def assertResultContents(self, results, count, words, unique=True, sep=" "):
"""check result list matches expected count & charset"""
self.assertEqual(len(results), count)
if unique:
if unique is True:
unique = count
self.assertEqual(len(set(results)), unique)
out = set(itertools.chain.from_iterable(elem.split(sep) for elem in results))
self.assertEqual(out, set(words))
def test_general(self):
"""general behavior"""
# basic usage
result = genphrase()
self.assertEqual(len(result.split(" ")), 4) # 48 / log(7776, 2) ~= 3.7 -> 4
# malformed keyword should have useful error.
self.assertRaisesRegex(TypeError, "(?i)unexpected keyword.*badkwd", genphrase, badkwd=True)
def test_entropy(self):
"""'length' & 'entropy' keywords"""
# custom entropy
result = genphrase(entropy=70)
self.assertEqual(len(result.split(" ")), 6) # 70 / log(7776, 2) ~= 5.4 -> 6
# custom length
result = genphrase(length=3)
self.assertEqual(len(result.split(" ")), 3)
# custom length < entropy
result = genphrase(length=3, entropy=48)
self.assertEqual(len(result.split(" ")), 4)
# custom length > entropy
result = genphrase(length=4, entropy=12)
self.assertEqual(len(result.split(" ")), 4)
def test_returns(self):
"""'returns' keyword"""
# returns=int option
results = genphrase(returns=1000, words=simple_words)
self.assertResultContents(results, 1000, simple_words)
# returns=iter option
gen = genphrase(returns=iter, words=simple_words)
results = [next(gen) for _ in range(1000)]
self.assertResultContents(results, 1000, simple_words)
# invalid returns option
self.assertRaises(TypeError, genphrase, returns='invalid-type')
def test_wordset(self):
"""'wordset' & 'words' options"""
# wordset option
results = genphrase(words=simple_words, returns=5000)
self.assertResultContents(results, 5000, simple_words)
# words option
results = genphrase(length=3, words=simple_words, returns=5000)
self.assertResultContents(results, 5000, simple_words, unique=3**3)
# words + wordset
self.assertRaises(TypeError, genphrase, words=simple_words, wordset='bip39')
#=============================================================================
# eof
#=============================================================================
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