def test_filter_unallowed_hashes__log_message_with_match(caplog):
caplog.set_level(logging.DEBUG)
# Test 1 match, 2 non-matches, 3 no hashes so all 3 values will be
# different.
candidates = [
make_mock_candidate('1.0'),
make_mock_candidate('1.1', ),
make_mock_candidate('1.2', ),
make_mock_candidate('1.3', hex_digest=(64 * 'a')),
make_mock_candidate('1.4', hex_digest=(64 * 'b')),
make_mock_candidate('1.5', hex_digest=(64 * 'c')),
]
hashes_data = {
'sha256': [64 * 'a', 64 * 'd'],
}
hashes = Hashes(hashes_data)
actual = filter_unallowed_hashes(
candidates,
hashes=hashes,
project_name='my-project',
)
assert len(actual) == 4
expected_message = (
"Checked 6 links for project 'my-project' against 2 hashes "
"(1 matches, 3 no digest): discarding 2 non-matches:\n"
" https://example.com/pkg-1.4.tar.gz#sha256="
"bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb\n"
" https://example.com/pkg-1.5.tar.gz#sha256="
"cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc")
check_caplog(caplog, 'DEBUG', expected_message)
def test_filter_unallowed_hashes(hex_digest, expected_versions):
candidates = [
make_mock_candidate('1.0'),
make_mock_candidate('1.1', hex_digest=(64 * 'a')),
make_mock_candidate('1.2', hex_digest=(64 * 'b')),
]
hashes_data = {
'sha256': [hex_digest],
}
hashes = Hashes(hashes_data)
actual = filter_unallowed_hashes(candidates, hashes=hashes)
actual_versions = [str(candidate.version) for candidate in actual]
assert actual_versions == expected_versions
# Check that the return value is always different from the given value.
assert actual is not candidates
def test_filter_unallowed_hashes__no_hashes(caplog):
caplog.set_level(logging.DEBUG)
candidates = [
make_mock_candidate('1.0'),
make_mock_candidate('1.1'),
]
actual = filter_unallowed_hashes(
candidates, hashes=Hashes(), project_name='my-project',
)
# Check that the return value is a copy.
assert actual == candidates
assert actual is not candidates
expected_message = (
"Given no hashes to check 2 links for project 'my-project': "
"discarding no candidates"
)
check_caplog(caplog, 'DEBUG', expected_message)
def test_filter_unallowed_hashes__log_message_with_no_match(caplog):
caplog.set_level(logging.DEBUG)
candidates = [
make_mock_candidate('1.0'),
make_mock_candidate('1.1', hex_digest=(64 * 'b')),
make_mock_candidate('1.2', hex_digest=(64 * 'c')),
]
hashes_data = {
'sha256': [64 * 'a', 64 * 'd'],
}
hashes = Hashes(hashes_data)
actual = filter_unallowed_hashes(
candidates, hashes=hashes, project_name='my-project',
)
assert len(actual) == 3
expected_message = (
"Checked 3 links for project 'my-project' against 2 hashes "
"(0 matches, 1 no digest): discarding no candidates"
)
check_caplog(caplog, 'DEBUG', expected_message)
