test_hashutil: Port tests from unittest to pytest
One more legacy test file ported to pytest, still a couple of test files
to process in swh-model though.
Migrated from D6752 (view on Phabricator)
Staging instance, all changes can be removed at any time
One more legacy test file ported to pytest, still a couple of test files
to process in swh-model though.
Migrated from D6752 (view on Phabricator)