aboutsummaryrefslogtreecommitdiffstats
path: root/contrib/python/rsa/py2/tests/test_integers.py
blob: fb29ba41d33f7f2270164d85a73acc3a5c635e22 (plain) (blame)
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
# -*- coding: utf-8 -*-
#
#  Copyright 2011 Sybren A. Stüvel <sybren@stuvel.eu>
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#      https://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.

"""Tests integer operations."""

import unittest

import rsa
import rsa.core


class IntegerTest(unittest.TestCase):
    def setUp(self):
        (self.pub, self.priv) = rsa.newkeys(64)

    def test_enc_dec(self):
        message = 42
        print("\tMessage:   %d" % message)

        encrypted = rsa.core.encrypt_int(message, self.pub.e, self.pub.n)
        print("\tEncrypted: %d" % encrypted)

        decrypted = rsa.core.decrypt_int(encrypted, self.priv.d, self.pub.n)
        print("\tDecrypted: %d" % decrypted)

        self.assertEqual(message, decrypted)

    def test_sign_verify(self):
        message = 42

        signed = rsa.core.encrypt_int(message, self.priv.d, self.pub.n)
        print("\tSigned:    %d" % signed)

        verified = rsa.core.decrypt_int(signed, self.pub.e, self.pub.n)
        print("\tVerified:  %d" % verified)

        self.assertEqual(message, verified)