# test data as hash ref
{
    blob => [
        {
            desc    => 'empty blob',
            content => '',
            digest  => 'e69de29bb2d1d6434b8b29ae775ad8c2e48c5391',
        },
    ],
    tree => [
        {
            desc              => 'empty tree',
            directory_entries => [],
            content           => '',
            digest            => '4b825dc642cb6eb9a060e54bf8d69288fbee4904',
        },
    ],
};