Use helper method in comment pagination unittest
Use helper method in comment pagination unittest

cjh5414/kboard,kboard/kboard,darjeeling/k-board,kboard/kboard,kboard/kboard,guswnsxodlf/k-board,cjh5414/kboard,hyesun03/k-board,cjh5414/kboard,hyesun03/k-board,guswnsxodlf/k-board,guswnsxodlf/k-board,hyesun03/k-board