160 lines
6.1 KiB
Python
160 lines
6.1 KiB
Python
import re
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import time
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import unittest
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import uuid
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import json
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from unittest import TestCase
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from unittest import mock
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from urllib.parse import unquote
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from cryptography.fernet import Fernet
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from freezegun import freeze_time
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from werkzeug.exceptions import BadRequest
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from fakeredis import FakeStrictRedis
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# noinspection PyPep8Naming
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import snappass.main as snappass
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__author__ = 'davedash'
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class SnapPassTestCase(TestCase):
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@mock.patch('redis.client.StrictRedis', FakeStrictRedis)
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def test_get_password(self):
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password = "melatonin overdose 1337!$"
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key = snappass.set_password(password, 30)
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self.assertEqual(password, snappass.get_password(key))
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# Assert that we can't look this up a second time.
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self.assertIsNone(snappass.get_password(key))
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def test_password_is_not_stored_in_plaintext(self):
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password = "trustno1"
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token = snappass.set_password(password, 30)
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redis_key = token.split(snappass.TOKEN_SEPARATOR)[0]
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stored_password_text = snappass.redis_client.get(redis_key).decode('utf-8')
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self.assertNotIn(password, stored_password_text)
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def test_returned_token_format(self):
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password = "trustsome1"
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token = snappass.set_password(password, 30)
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token_fragments = token.split(snappass.TOKEN_SEPARATOR)
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self.assertEqual(2, len(token_fragments))
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redis_key, encryption_key = token_fragments
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self.assertEqual(32 + len(snappass.REDIS_PREFIX), len(redis_key))
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try:
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Fernet(encryption_key.encode('utf-8'))
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except ValueError:
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self.fail('the encryption key is not valid')
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def test_encryption_key_is_returned(self):
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password = "trustany1"
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token = snappass.set_password(password, 30)
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token_fragments = token.split(snappass.TOKEN_SEPARATOR)
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redis_key, encryption_key = token_fragments
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stored_password = snappass.redis_client.get(redis_key)
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fernet = Fernet(encryption_key.encode('utf-8'))
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decrypted_password = fernet.decrypt(stored_password).decode('utf-8')
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self.assertEqual(password, decrypted_password)
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def test_unencrypted_passwords_still_work(self):
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unencrypted_password = "trustevery1"
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storage_key = uuid.uuid4().hex
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snappass.redis_client.setex(storage_key, 30, unencrypted_password)
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retrieved_password = snappass.get_password(storage_key)
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self.assertEqual(unencrypted_password, retrieved_password)
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def test_password_is_decoded(self):
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password = "correct horse battery staple"
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key = snappass.set_password(password, 30)
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self.assertFalse(isinstance(snappass.get_password(key), bytes))
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def test_clean_input(self):
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# Test Bad Data
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with snappass.app.test_request_context(
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"/", data={'password': 'foo', 'ttl': 'bar'}, method='POST'):
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self.assertRaises(BadRequest, snappass.clean_input)
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# No Password
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with snappass.app.test_request_context(
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"/", method='POST'):
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self.assertRaises(BadRequest, snappass.clean_input)
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# No TTL
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with snappass.app.test_request_context(
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"/", data={'password': 'foo'}, method='POST'):
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self.assertRaises(BadRequest, snappass.clean_input)
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with snappass.app.test_request_context(
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"/", data={'password': 'foo', 'ttl': 'hour'}, method='POST'):
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self.assertEqual((3600, 'foo'), snappass.clean_input())
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def test_password_before_expiration(self):
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password = 'fidelio'
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key = snappass.set_password(password, 1)
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self.assertEqual(password, snappass.get_password(key))
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def test_password_after_expiration(self):
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password = 'open sesame'
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key = snappass.set_password(password, 1)
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time.sleep(1.5)
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self.assertIsNone(snappass.get_password(key))
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class SnapPassRoutesTestCase(TestCase):
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# noinspection PyPep8Naming
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def setUp(self):
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snappass.app.config['TESTING'] = True
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self.app = snappass.app.test_client()
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def test_preview_password(self):
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password = "I like novelty kitten statues!"
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key = snappass.set_password(password, 30)
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rv = self.app.get('/{0}'.format(key))
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self.assertNotIn(password, rv.get_data(as_text=True))
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def test_show_password(self):
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password = "I like novelty kitten statues!"
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key = snappass.set_password(password, 30)
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rv = self.app.post('/{0}'.format(key))
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self.assertIn(password, rv.get_data(as_text=True))
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def test_url_prefix(self):
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password = "I like novelty kitten statues!"
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snappass.URL_PREFIX = "/test/prefix"
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rv = self.app.post('/', data={'password': password, 'ttl': 'hour'})
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self.assertIn("localhost/test/prefix/", rv.get_data(as_text=True))
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def test_set_password(self):
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with freeze_time("2020-05-08 12:00:00") as frozen_time:
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password = 'my name is my passport. verify me.'
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rv = self.app.post('/', data={'password': password, 'ttl': 'two weeks'})
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html_content = rv.data.decode("ascii")
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key = re.search(r'id="password-link" value="https://localhost/([^"]+)', html_content).group(1)
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key = unquote(key)
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frozen_time.move_to("2020-05-22 11:59:59")
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self.assertEqual(snappass.get_password(key), password)
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frozen_time.move_to("2020-05-22 12:00:00")
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self.assertIsNone(snappass.get_password(key))
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def test_set_password_json(self):
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with freeze_time("2020-05-08 12:00:00") as frozen_time:
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password = 'my name is my passport. verify me.'
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rv = self.app.post('/', headers={'Accept': 'application/json'}, data={'password': password, 'ttl': 'two weeks'})
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json_content = rv.get_json()
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key = re.search(r'https://localhost/([^"]+)', json_content['link']).group(1)
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key = unquote(key)
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frozen_time.move_to("2020-05-22 11:59:59")
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self.assertEqual(snappass.get_password(key), password)
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frozen_time.move_to("2020-05-22 12:00:00")
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self.assertIsNone(snappass.get_password(key))
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if __name__ == '__main__':
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unittest.main()
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