public OldRepository(IDbConnection cn, FakeDependency2 fd2)
 {
     _cn  = cn;
     _fd2 = fd2;
 }
 public NewRepository(IDbConnection cn, FakeDependency1 fd1, FakeDependency2 fd2)
 {
     _cn  = cn;
     _fd1 = fd1;
     _fd2 = fd2;
 }