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57 lines
2.4 KiB
Python
57 lines
2.4 KiB
Python
# -*- coding: utf-8 -*-
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import mock
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from zerver.lib.test_classes import ZulipTestCase
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from zerver.lib.redis_utils import get_redis_client, get_dict_from_redis, put_dict_in_redis, \
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ZulipRedisKeyTooLongError, ZulipRedisKeyOfWrongFormatError, MAX_KEY_LENGTH
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class RedisUtilsTest(ZulipTestCase):
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key_format = "test_redis_utils_{token}"
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expiration_seconds = 60
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@classmethod
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def setUpClass(cls) -> None:
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cls.redis_client = get_redis_client()
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return super().setUpClass()
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def test_put_and_get_data(self) -> None:
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data = {
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"a": 1,
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"b": "some value"
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}
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key = put_dict_in_redis(self.redis_client, self.key_format, data,
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expiration_seconds=self.expiration_seconds)
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retrieved_data = get_dict_from_redis(self.redis_client, self.key_format, key)
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self.assertEqual(data, retrieved_data)
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def test_put_data_key_length_check(self) -> None:
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data = {
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"a": 1,
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"b": "some value"
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}
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max_valid_token_length = MAX_KEY_LENGTH - (len(self.key_format) - len('{token}'))
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key = put_dict_in_redis(self.redis_client, self.key_format, data,
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expiration_seconds=self.expiration_seconds,
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token_length=max_valid_token_length)
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retrieved_data = get_dict_from_redis(self.redis_client, self.key_format, key)
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self.assertEqual(data, retrieved_data)
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# Trying to put data under an overly long key should get stopped before even
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# generating the random token.
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with mock.patch("zerver.lib.redis_utils.generate_random_token") as mock_generate:
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with self.assertRaises(ZulipRedisKeyTooLongError):
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put_dict_in_redis(self.redis_client, self.key_format, data,
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expiration_seconds=self.expiration_seconds,
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token_length=max_valid_token_length + 1)
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mock_generate.assert_not_called()
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def test_get_data_key_length_check(self) -> None:
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with self.assertRaises(ZulipRedisKeyTooLongError):
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get_dict_from_redis(self.redis_client, key_format='{token}', key='A' * (MAX_KEY_LENGTH + 1))
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def test_get_data_key_format_validation(self) -> None:
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with self.assertRaises(ZulipRedisKeyOfWrongFormatError):
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get_dict_from_redis(self.redis_client, self.key_format, 'nonmatching_format_1111')
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