Fix type test to check all int types
Fix type test to check all int types

cemoody/chainer,jnishi/chainer,ktnyt/chainer,sinhrks/chainer,chainer/chainer,AlpacaDB/chainer,hvy/chainer,keisuke-umezawa/chainer,wkentaro/chainer,t-abe/chainer,ktnyt/chainer,kikusu/chainer,wkentaro/chainer,delta2323/chainer,okuta/chainer,t-abe/chainer,kikusu/chainer,niboshi/chainer,ronekko/chainer,okuta/chainer,sinhrks/chainer,hvy/chainer,truongdq/chainer,niboshi/chainer,tkerola/chainer,keisuke-umezawa/chainer,ysekky/chainer,okuta/chainer,benob/chainer,muupan/chainer,wkentaro/chainer,cupy/cupy,cupy/cupy,kiyukuta/chainer,cupy/cupy,chainer/chainer,jnishi/chainer,chainer/chainer,hvy/chainer,ktnyt/chainer,jnishi/chainer,truongdq/chainer,rezoo/chainer,anaruse/chainer,kashif/chainer,jnishi/chainer,AlpacaDB/chainer,cupy/cupy,niboshi/chainer,keisuke-umezawa/chainer,pfnet/chainer,keisuke-umezawa/chainer,chainer/chainer,niboshi/chainer,aonotas/chainer,ktnyt/chainer,wkentaro/chainer,hvy/chainer,okuta/chainer,benob/chainer,muupan/chainer