add test for behavior with multiple key operations
add test for behavior with multiple key operations

pandazheng/sqlcipher,ylfonline/sqlcipher,shanshan1026/sqlcipher,supriyantomaftuh/sqlcipher,emodeqidao/sqlcipher,supriyantomaftuh/sqlcipher,emodeqidao/sqlcipher,RAN-II/sqlcipher,cnbin/sqlcipher,cnbin/sqlcipher,luis-allan/sqlcipher,ylfonline/sqlcipher,pandazheng/sqlcipher,bestofsong/sqlcipher,ylfonline/sqlcipher,bestofsong/sqlcipher,hongbinz/sqlcipher,Mozhuowen/sqlcipher,bestofsong/sqlcipher,emodeqidao/sqlcipher,supriyantomaftuh/sqlcipher,RAN-II/sqlcipher,pandazheng/sqlcipher,shanshan1026/sqlcipher,shanshan1026/sqlcipher,RAN-II/sqlcipher,Mozhuowen/sqlcipher,hongbinz/sqlcipher,shanshan1026/sqlcipher,luis-allan/sqlcipher,luis-allan/sqlcipher,hongbinz/sqlcipher,cnbin/sqlcipher,Mozhuowen/sqlcipher