tests: Add tests for make_filtering_reader()
tests: Add tests for make_filtering_reader()

glommer/scylla,rluta/scylla,phonkee/scylla,duarten/scylla,acbellini/scylla,kjniemi/scylla,gwicke/scylla,avikivity/scylla,victorbriz/scylla,justintung/scylla,tempbottle/scylla,bowlofstew/scylla,acbellini/scylla,senseb/scylla,capturePointer/scylla,rentongzhang/scylla,guiquanz/scylla,avikivity/scylla,rentongzhang/scylla,respu/scylla,kangkot/scylla,rentongzhang/scylla,duarten/scylla,rluta/scylla,gwicke/scylla,justintung/scylla,asias/scylla,justintung/scylla,wildinto/scylla,raphaelsc/scylla,bowlofstew/scylla,dwdm/scylla,capturePointer/scylla,rluta/scylla,guiquanz/scylla,scylladb/scylla,senseb/scylla,gwicke/scylla,linearregression/scylla,shaunstanislaus/scylla,shaunstanislaus/scylla,raphaelsc/scylla,phonkee/scylla,respu/scylla,stamhe/scylla,eklitzke/scylla,dwdm/scylla,shaunstanislaus/scylla,acbellini/scylla,wildinto/scylla,stamhe/scylla,aruanruan/scylla,guiquanz/scylla,victorbriz/scylla,eklitzke/scylla,kjniemi/scylla,tempbottle/scylla,scylladb/scylla,stamhe/scylla,asias/scylla,kangkot/scylla,kjniemi/scylla,glommer/scylla,wildinto/scylla,linearregression/scylla,aruanruan/scylla,scylladb/scylla,victorbriz/scylla,aruanruan/scylla,dwdm/scylla,scylladb/scylla,raphaelsc/scylla,duarten/scylla,tempbottle/scylla,phonkee/scylla,kangkot/scylla,eklitzke/scylla,respu/scylla,bowlofstew/scylla,capturePointer/scylla,linearregression/scylla,avikivity/scylla,asias/scylla,senseb/scylla,glommer/scylla