135 lines
4 KiB
Python
135 lines
4 KiB
Python
"""Unit tests: encryption functions"""
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import pytest
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@pytest.mark.parametrize('condition', ['default', 'override'])
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def test_get_cipher(runner, paths, condition):
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"""Test _get_cipher()"""
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if condition == 'override':
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paths.config.write('[yadm]\n\tcipher = override-cipher')
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script = f"""
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YADM_TEST=1 source {paths.pgm}
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YADM_DIR="{paths.yadm}"
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set_yadm_dir
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configure_paths
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_get_cipher test-archive
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echo "output_archive:$output_archive"
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echo "yadm_cipher:$yadm_cipher"
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"""
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run = runner(command=['bash'], inp=script)
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assert run.success
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assert run.err == ''
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assert 'output_archive:test-archive' in run.out
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if condition == 'override':
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assert 'yadm_cipher:override-cipher' in run.out
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else:
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assert 'yadm_cipher:gpg' in run.out
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@pytest.mark.parametrize('cipher', ['gpg', 'openssl', 'bad'])
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@pytest.mark.parametrize('mode', ['_encrypt_to', '_decrypt_from'])
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def test_encrypt_decrypt(runner, paths, cipher, mode):
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"""Test _encrypt_to() & _decrypt_from"""
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script = f"""
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YADM_TEST=1 source {paths.pgm}
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YADM_DIR="{paths.yadm}"
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set_yadm_dir
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configure_paths
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function mock_openssl() {{ echo openssl $*; }}
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function mock_gpg() {{ echo gpg $*; }}
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function _get_cipher() {{
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output_archive="$1"
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yadm_cipher="{cipher}"
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}}
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OPENSSL_PROGRAM=mock_openssl
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GPG_PROGRAM=mock_gpg
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{mode} {paths.archive}
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"""
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run = runner(command=['bash'], inp=script)
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assert run.err == ''
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if cipher != 'bad':
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assert run.success
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assert run.out.startswith(cipher)
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assert str(paths.archive) in run.out
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else:
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assert run.failure
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assert 'Unknown cipher' in run.out
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@pytest.mark.parametrize('condition', ['default', 'override'])
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def test_get_openssl_ciphername(runner, paths, condition):
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"""Test _get_openssl_ciphername()"""
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if condition == 'override':
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paths.config.write('[yadm]\n\topenssl-ciphername = override-cipher')
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script = f"""
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YADM_TEST=1 source {paths.pgm}
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YADM_DIR="{paths.yadm}"
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set_yadm_dir
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configure_paths
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result=$(_get_openssl_ciphername)
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echo "result:$result"
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"""
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run = runner(command=['bash'], inp=script)
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assert run.success
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assert run.err == ''
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if condition == 'override':
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assert run.out.strip() == 'result:override-cipher'
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else:
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assert run.out.strip() == 'result:aes-256-cbc'
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@pytest.mark.parametrize('condition', ['old', 'not-old'])
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def test_set_openssl_options(runner, paths, condition):
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"""Test _set_openssl_options()"""
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if condition == 'old':
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paths.config.write('[yadm]\n\topenssl-old = true')
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script = f"""
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YADM_TEST=1 source {paths.pgm}
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YADM_DIR="{paths.yadm}"
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set_yadm_dir
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configure_paths
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function _get_openssl_ciphername() {{ echo "testcipher"; }}
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_set_openssl_options
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echo "result:${{OPENSSL_OPTS[@]}}"
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"""
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run = runner(command=['bash'], inp=script)
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assert run.success
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assert run.err == ''
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if condition == 'old':
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assert '-testcipher -salt -md md5' in run.out
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else:
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assert '-testcipher -salt -pbkdf2 -iter 100000 -md sha512' in run.out
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@pytest.mark.parametrize('recipient', ['ASK', 'present', ''])
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def test_set_gpg_options(runner, paths, recipient):
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"""Test _set_gpg_options()"""
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paths.config.write(f'[yadm]\n\tgpg-recipient = {recipient}')
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script = f"""
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YADM_TEST=1 source {paths.pgm}
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YADM_DIR="{paths.yadm}"
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set_yadm_dir
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configure_paths
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_set_gpg_options
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echo "result:${{GPG_OPTS[@]}}"
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"""
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run = runner(command=['bash'], inp=script)
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assert run.success
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assert run.err == ''
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if recipient == 'ASK':
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assert run.out.strip() == 'result:--no-default-recipient -e'
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elif recipient != '':
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assert run.out.strip() == f'result:-e -r {recipient}'
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else:
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assert run.out.strip() == 'result:-c'
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