ENSCORESW-2594: make test more independent
ENSCORESW-2594: make test more independent

muffato/ensembl,james-monkeyshines/ensembl,james-monkeyshines/ensembl,james-monkeyshines/ensembl,muffato/ensembl,james-monkeyshines/ensembl,Ensembl/ensembl,Ensembl/ensembl,muffato/ensembl,Ensembl/ensembl,Ensembl/ensembl,muffato/ensembl