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# Tests for SecretStorage
# Author: Dmitry Shachnev, 2014-2025
# License: 3-clause BSD, see LICENSE file
# This file tests the dhcrypto module.
import unittest
from secretstorage.dhcrypto import int_to_bytes
class ConversionTest(unittest.TestCase):
"""A test case that tests conversion functions
between bytes and long."""
def test_int_to_bytes(self) -> None:
self.assertEqual(int_to_bytes(1, 1), b'\x01')
self.assertEqual(int_to_bytes(1, 2), b'\x00\x01')
self.assertEqual(int_to_bytes(258, 2), b'\x01\x02')
self.assertEqual(int_to_bytes(1 << 64, 9), b'\x01' + b'\x00' * 8)
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