{
  my $fi2 = '';
  $fi2 = FileImporter->new('t/test_data/really_good');

  my %ref_check = (
    _parseable_files => 'ARRAY',
    _nonparseable_files => 'ARRAY',
    _files => 'HASH',
    _bad_header_files => 'ARRAY',
  );
  ref_check($fi2, \%ref_check); # tests are run in the subroutine

}