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https://fuchsia.googlesource.com/third_party/pigweed.googlesource.com/pigweed/pigweed
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54 lines
2.0 KiB
Python
54 lines
2.0 KiB
Python
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# Copyright 2021 The Pigweed Authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy of
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# the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations under
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# the License.
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"""Unit tests for pw_software_update/keygen.py."""
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from pathlib import Path
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import tempfile
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import unittest
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from pw_software_update.keygen import gen_ecdsa_sha2_nistp256_keypair
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from securesystemslib.interface import ( # type: ignore
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import_ecdsa_privatekey_from_file, import_ecdsa_publickey_from_file)
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class KeyGenTest(unittest.TestCase):
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"""Test the generation of ECDSA keys."""
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def test_ecdsa_keygen(self):
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"""Checks generated ECDSA keys are importable."""
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with tempfile.TemporaryDirectory() as tempdir_name:
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temp_root = Path(tempdir_name)
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private_key_filename = (temp_root / 'test_key')
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public_key_filename = (temp_root / 'test_key.pub')
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self.assertFalse(private_key_filename.exists())
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self.assertFalse(public_key_filename.exists())
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gen_ecdsa_sha2_nistp256_keypair(str(private_key_filename))
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self.assertTrue(private_key_filename.exists())
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self.assertTrue(public_key_filename.exists())
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private_key = import_ecdsa_privatekey_from_file(
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str(private_key_filename))
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self.assertEqual(private_key['scheme'], 'ecdsa-sha2-nistp256')
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public_key = import_ecdsa_publickey_from_file(
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str(public_key_filename))
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self.assertEqual(public_key['scheme'], 'ecdsa-sha2-nistp256')
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if __name__ == '__main__':
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unittest.main()
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