From e9f45a50dd3f92a4082bec6dc33c4aa0f919138a Mon Sep 17 00:00:00 2001 From: Simeon Simeonov Date: Sun, 8 Jan 2023 23:39:45 +0100 Subject: Include the tests in the sdist package --- test/test_generator.py | 280 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 280 insertions(+) create mode 100644 test/test_generator.py (limited to 'test/test_generator.py') diff --git a/test/test_generator.py b/test/test_generator.py new file mode 100644 index 0000000..b4bb961 --- /dev/null +++ b/test/test_generator.py @@ -0,0 +1,280 @@ +# -*- coding: utf-8 -*- +# SPDX-License-Identifier: BSD-2-Clause-FreeBSD +# +# Copyright (c) 2020-2023, Simeon Simeonov +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +"""Tests for otp2289.generator""" +import pytest + +import otp2289 + + +def test_caller_exceptions(): + """Tests the exceptions when calling an initialized object""" + gen = otp2289.OTPGenerator( + 'This is a test.'.encode(), + 'TeSt', + otp2289.OTP_ALGO_MD5, + ) + with pytest.raises(otp2289.OTPGeneratorException) as exc_info: + gen.generate_otp_words('3') + assert exc_info.type is otp2289.OTPGeneratorException + assert exc_info.value.args[0] == 'Step value MUST be an int' + with pytest.raises(otp2289.OTPGeneratorException) as exc_info: + gen.generate_otp_hexdigest(-1) + assert exc_info.type is otp2289.OTPGeneratorException + assert exc_info.value.args[0] == 'Step value MUST be >= 0' + with pytest.raises(otp2289.OTPChallengeException) as exc_info: + gen.generate_otp_hexdigest_from_challenge(b'md5 fbd TeSt') + assert exc_info.type is otp2289.OTPChallengeException + assert exc_info.value.args[0] == 'Challenge must be str' + with pytest.raises(otp2289.OTPChallengeException) as exc_info: + gen.generate_otp_hexdigest_from_challenge('md5 fbd TeSt') + assert exc_info.type is otp2289.OTPChallengeException + assert exc_info.value.args[0] == 'Invalid challenge' + with pytest.raises(otp2289.generator.OTPChallengeException) as exc_info: + gen.generate_otp_hexdigest_from_challenge('otp-md5 fbd TeSt') + assert exc_info.type is otp2289.generator.OTPChallengeException + assert exc_info.value.args[0] == 'Invalid challenge' + + +def test_constructor_exceptions(): + """ + Tests the exceptions when initializing a new object (in the constructor) + """ + # test the otp2289.OTPGenerator __init__ and validators + with pytest.raises(otp2289.OTPGeneratorException) as exc_info: + otp2289.OTPGenerator( + 'This is a test.'.encode(), + 'TeStø'.encode(), + otp2289.OTP_ALGO_MD5, + ) + assert exc_info.type is otp2289.OTPGeneratorException + assert exc_info.value.args[0] == 'Seed must be a string' + with pytest.raises(otp2289.OTPGeneratorException) as exc_info: + otp2289.OTPGenerator( + 'This is a test.'.encode(), + 'TeStøtEsTteSTteStTest', + otp2289.OTP_ALGO_SHA1, + ) + assert exc_info.type is otp2289.OTPGeneratorException + assert exc_info.value.args[0] == ( + 'The seed MUST be of 1 to 16 characters in length' + ) + with pytest.raises(otp2289.OTPGeneratorException) as exc_info: + otp2289.OTPGenerator( + 'This is a test.'.encode(), + 'TeStø', + otp2289.OTP_ALGO_SHA1, + ) + assert exc_info.type is otp2289.OTPGeneratorException + assert exc_info.value.args[0] == ( + 'The seed MUST consist of purely alphanumeric characters' + ) + with pytest.raises(otp2289.OTPGeneratorException) as exc_info: + otp2289.OTPGenerator( + 'This is a test.'.encode(), + 'TeSt', + 9, + ) + assert exc_info.type is otp2289.OTPGeneratorException + assert exc_info.value.args[0] == ( + 'hash_algo is not among the known algorithms' + ) + with pytest.raises(otp2289.OTPGeneratorException) as exc_info: + otp2289.OTPGenerator( + 'This is a test.'.encode(), + 'TeSt', + b'md5', + ) + assert exc_info.type is otp2289.OTPGeneratorException + assert exc_info.value.args[0] == 'hash_algo must be an int or a str' + # test the package structure as well + with pytest.raises(otp2289.generator.OTPGeneratorException) as exc_info: + otp2289.generator.OTPGenerator( + 'This is a test.'.encode(), + 'TeSt', + 'foo', + ) + assert exc_info.type is otp2289.generator.OTPGeneratorException + assert exc_info.value.args[0] == ( + 'foo is not supported by this version of the hashlib module' + ) + with pytest.raises(otp2289.OTPGeneratorException) as exc_info: + otp2289.OTPGenerator('1234567', 'TeSt', otp2289.OTP_ALGO_MD5) + assert exc_info.type is otp2289.OTPGeneratorException + assert exc_info.value.args[0] == 'Password must be a byte-string' + with pytest.raises(otp2289.OTPGeneratorException) as exc_info: + otp2289.OTPGenerator( + '1234567'.encode(), + 'TeSt', + otp2289.OTP_ALGO_MD5, + ) + assert exc_info.type is otp2289.OTPGeneratorException + assert exc_info.value.args[0] == 'Password must be longer than 10 bytes' + + +def test_md5(): + """ + Tests the MD5 functionality of the OTPGenerator as described in the RFC + + Those are the tests from 'RFC-2289 Appendix C - OTP Verification Examples' + """ + # We could run this in a loop, but I guess "Readability counts." + # pass='This is a test.', seed='TeSt' + gen = otp2289.OTPGenerator( + 'This is a test.'.encode(), + 'TeSt', + otp2289.OTP_ALGO_MD5, + ) + res_words = gen.generate_otp_words(0) + res_hex = gen.generate_otp_hexdigest(0) + assert isinstance(res_words, str) + assert isinstance(res_hex, str) + assert res_hex == '0x9e876134d90499dd' + assert res_words == 'INCH SEA ANNE LONG AHEM TOUR' + # step 1 + assert gen.generate_otp_hexdigest(1) == '0x7965e05436f5029f' + assert gen.generate_otp_words(1) == 'EASE OIL FUM CURE AWRY AVIS' + assert gen.generate_otp_hexdigest_from_challenge('otp-md5 1 TeSt') == ( + '0x7965e05436f5029f' + ) + assert gen.generate_otp_words_from_challenge('otp-md5 1 TeSt') == ( + 'EASE OIL FUM CURE AWRY AVIS' + ) + # step 99 + assert gen.generate_otp_hexdigest(99) == '0x50fe1962c4965880' + assert gen.generate_otp_words(99) == 'BAIL TUFT BITS GANG CHEF THY' + assert gen.generate_otp_hexdigest_from_challenge('otp-md5 99 TeSt') == ( + '0x50fe1962c4965880' + ) + assert gen.generate_otp_words_from_challenge('otp-md5 99 TeSt') == ( + 'BAIL TUFT BITS GANG CHEF THY' + ) + # iterator test + hexdigests = list(gen.hexdigest_range(105)) # testing the range itself + words = list(gen.words_range(99)) + hexdigests.reverse() + words.reverse() + assert hexdigests[0] == '0x9e876134d90499dd' + assert hexdigests[1] == '0x7965e05436f5029f' + assert hexdigests[99] == '0x50fe1962c4965880' + assert words[0] == 'INCH SEA ANNE LONG AHEM TOUR' + assert words[1] == 'EASE OIL FUM CURE AWRY AVIS' + assert words[99] == 'BAIL TUFT BITS GANG CHEF THY' + # pass='AbCdEfGhIjK', seed='alpha1' + gen = otp2289.OTPGenerator( + 'AbCdEfGhIjK'.encode(), + 'alpha1', + otp2289.OTP_ALGO_MD5, + ) + assert gen.generate_otp_hexdigest(0) == '0x87066dd9644bf206' + assert gen.generate_otp_words(0) == 'FULL PEW DOWN ONCE MORT ARC' + assert gen.generate_otp_hexdigest(1) == '0x7cd34c1040add14b' + assert gen.generate_otp_words(1) == 'FACT HOOF AT FIST SITE KENT' + assert gen.generate_otp_hexdigest(99) == '0x5aa37a81f212146c' + assert gen.generate_otp_words(99) == 'BODE HOP JAKE STOW JUT RAP' + # pass="OTP's are good", seed='correct' + gen = otp2289.OTPGenerator( + "OTP's are good".encode(), + 'correct', + otp2289.OTP_ALGO_MD5, + ) + assert gen.generate_otp_hexdigest(0) == '0xf205753943de4cf9' + assert gen.generate_otp_words(0) == 'ULAN NEW ARMY FUSE SUIT EYED' + assert gen.generate_otp_hexdigest(1) == '0xddcdac956f234937' + assert gen.generate_otp_words(1) == 'SKIM CULT LOB SLAM POE HOWL' + assert gen.generate_otp_hexdigest(99) == '0xb203e28fa525be47' + assert gen.generate_otp_words(99) == 'LONG IVY JULY AJAR BOND LEE' + + +def test_sha1(): + """ + Tests the SHA-1 functionality of the OTPGenerator as described in the RFC + + Those are the tests from 'RFC-2289 Appendix C - OTP Verification Examples' + """ + # pass='This is a test.', seed='TeSt' + gen = otp2289.OTPGenerator( + 'This is a test.'.encode(), + 'TeSt', + otp2289.OTP_ALGO_SHA1, + ) + # step=0 + res_hex = gen.generate_otp_hexdigest(0) + res_words = gen.generate_otp_words(0) + assert isinstance(res_words, str) + assert isinstance(res_hex, str) + assert res_hex == '0xbb9e6ae1979d8ff4' + assert res_words == 'MILT VARY MAST OK SEES WENT' + assert gen.generate_otp_hexdigest(1) == '0x63d936639734385b' + assert gen.generate_otp_words(1) == 'CART OTTO HIVE ODE VAT NUT' + assert gen.generate_otp_hexdigest_from_challenge('otp-sha1 1 TeSt') == ( + '0x63d936639734385b' + ) + assert gen.generate_otp_words_from_challenge('otp-sha1 1 TeSt') == ( + 'CART OTTO HIVE ODE VAT NUT' + ) + assert gen.generate_otp_hexdigest(99) == '0x87fec7768b73ccf9' + assert gen.generate_otp_words(99) == 'GAFF WAIT SKID GIG SKY EYED' + assert gen.generate_otp_hexdigest_from_challenge('otp-sha1 99 TeSt') == ( + '0x87fec7768b73ccf9' + ) + assert gen.generate_otp_words_from_challenge('otp-sha1 99 TeSt') == ( + 'GAFF WAIT SKID GIG SKY EYED' + ) + # iterator test + hexdigests = list(gen.hexdigest_range(105)) + words = list(gen.words_range(99)) + hexdigests.reverse() + words.reverse() + assert hexdigests[0] == '0xbb9e6ae1979d8ff4' + assert hexdigests[1] == '0x63d936639734385b' + assert hexdigests[99] == '0x87fec7768b73ccf9' + assert words[0] == 'MILT VARY MAST OK SEES WENT' + assert words[1] == 'CART OTTO HIVE ODE VAT NUT' + assert words[99] == 'GAFF WAIT SKID GIG SKY EYED' + # pass='AbCdEfGhIjK', seed='alpha1' + gen = otp2289.OTPGenerator( + 'AbCdEfGhIjK'.encode(), + 'alpha1', + otp2289.OTP_ALGO_SHA1, + ) + assert gen.generate_otp_hexdigest(0) == '0xad85f658ebe383c9' + assert gen.generate_otp_words(0) == 'LEST OR HEEL SCOT ROB SUIT' + assert gen.generate_otp_hexdigest(1) == '0xd07ce229b5cf119b' + assert gen.generate_otp_words(1) == 'RITE TAKE GELD COST TUNE RECK' + assert gen.generate_otp_hexdigest(99) == '0x27bc71035aaf3dc6' + assert gen.generate_otp_words(99) == 'MAY STAR TIN LYON VEDA STAN' + # pass="OTP's are good", seed='correct' + gen = otp2289.OTPGenerator( + "OTP's are good".encode(), + 'correct', + otp2289.OTP_ALGO_SHA1, + ) + assert gen.generate_otp_hexdigest(0) == '0xd51f3e99bf8e6f0b' + assert gen.generate_otp_words(0) == 'RUST WELT KICK FELL TAIL FRAU' + assert gen.generate_otp_hexdigest(1) == '0x82aeb52d943774e4' + assert gen.generate_otp_words(1) == 'FLIT DOSE ALSO MEW DRUM DEFY' + assert gen.generate_otp_hexdigest(99) == '0x4f296a74fe1567ec' + assert gen.generate_otp_words(99) == 'AURA ALOE HURL WING BERG WAIT' -- cgit v1.3