tests: fix ascending test description
tests: fix ascending test description

SAGV/buffer,LinusU/buffer,btd/buffer,feross/buffer,LinusU/buffer,nolanlawson/buffer,SAGV/buffer,loon3/buffer,loon3/buffer,btd/buffer,LiuDeng/buffer,feross/buffer,feross/buffer,nolanlawson/buffer,LiuDeng/buffer,beni55/buffer,beni55/buffer