Volume: add six long test
Volume: add six long test

SleimanJneidi/mapdb,cocosli/mapdb,jankotek/MapDB,jankotek/MapDB,codeaudit/mapdb,binarytemple/mapdb,ringoluo/mapdb,morfeo8marc/mapdb,hangum/mapdb,pettermahlen/mapdb,jankotek/mapdb,lamfire/mapdb,ffjiao/mapdb,sumit784/mapdb,jankotek/mapdb