Add tests for summarize_items()
Add tests for summarize_items()

arabenjamin/beets,LordSputnik/beets,diego-plan9/beets,drm00/beets,asteven/beets,beetbox/beets,LordSputnik/beets,xsteadfastx/beets,jcoady9/beets,imsparsh/beets,ibmibmibm/beets,lengtche/beets,multikatt/beets,jmwatte/beets,mried/beets,sampsyo/beets,imsparsh/beets,jackwilsdon/beets,swt30/beets,kareemallen/beets,kelvinhammond/beets,pkess/beets,lengtche/beets,marcuskrahl/beets,jcoady9/beets,gabrielaraujof/beets,Andypsamp/CODfinalJUNIT,xsteadfastx/beets,pkess/beets,ttsda/beets,marcuskrahl/beets,diego-plan9/beets,randybias/beets,ttsda/beets,SusannaMaria/beets,drm00/beets,beetbox/beets,swt30/beets,kelvinhammond/beets,tima/beets,mried/beets,Kraymer/beets,untitaker/beets,lightwang1/beets,MyTunesFreeMusic/privacy-policy,artemutin/beets,m-urban/beets,PierreRust/beets,moodboom/beets,kareemallen/beets,mosesfistos1/beetbox,Dishwishy/beets,xsteadfastx/beets,multikatt/beets,shamangeorge/beets,lightwang1/beets,sampsyo/beets,untitaker/beets,parapente/beets,Dishwishy/beets,randybias/beets,xsteadfastx/beets,parapente/beets,shanemikel/beets,YetAnotherNerd/beets,drm00/beets,shamangeorge/beets,shamangeorge/beets,artemutin/beets,kelvinhammond/beets,kelvinhammond/beets,jmwatte/beets,tima/beets,PierreRust/beets,Andypsamp/CODjunit,sadatay/beets,ibmibmibm/beets,beetbox/beets,pkess/beets,MyTunesFreeMusic/privacy-policy,beetbox/beets,madmouser1/beets,swt30/beets,YetAnotherNerd/beets,ruippeixotog/beets,Kraymer/beets,randybias/beets,pkess/beets,imsparsh/beets,lengtche/beets,parapente/beets,multikatt/beets,PierreRust/beets,lightwang1/beets,gabrielaraujof/beets,jcoady9/beets,SusannaMaria/beets,shanemikel/beets,arabenjamin/beets,multikatt/beets,Freso/beets,asteven/beets,dfc/beets,artemutin/beets,Kraymer/beets,Dishwishy/beets,mosesfistos1/beetbox,Kraymer/beets,mathstuf/beets,Andypsamp/CODfinalJUNIT,sadatay/beets,mathstuf/beets,sampsyo/beets,marcuskrahl/beets,sadatay/beets,jackwilsdon/beets,mried/beets,mosesfistos1/beetbox,kareemallen/beets,madmouser1/beets,Dishwishy/beets,Freso/beets,lightwang1/beets,lengtche/beets,ibmibmibm/beets,imsparsh/beets,diego-plan9/beets,sadatay/beets,swt30/beets,shanemikel/beets,jmwatte/beets,kareemallen/beets,Freso/beets,gabrielaraujof/beets,PierreRust/beets,SusannaMaria/beets,SusannaMaria/beets,ttsda/beets,Andypsamp/CODfinalJUNIT,parapente/beets,sampsyo/beets,madmouser1/beets,artemutin/beets,shamangeorge/beets,moodboom/beets,untitaker/beets,jackwilsdon/beets,m-urban/beets,Freso/beets,mosesfistos1/beetbox,LordSputnik/beets,madmouser1/beets,shanemikel/beets,drm00/beets,MyTunesFreeMusic/privacy-policy,dfc/beets,arabenjamin/beets,ibmibmibm/beets,asteven/beets,YetAnotherNerd/beets,mathstuf/beets,Andypsamp/CODjunit,moodboom/beets,jackwilsdon/beets,dfc/beets,gabrielaraujof/beets,m-urban/beets,ruippeixotog/beets,MyTunesFreeMusic/privacy-policy,arabenjamin/beets,tima/beets,Andypsamp/CODjunit,moodboom/beets,Andypsamp/CODfinalJUNIT,YetAnotherNerd/beets,mathstuf/beets,Andypsamp/CODjunit,marcuskrahl/beets,untitaker/beets,tima/beets,Andypsamp/CODjunit,asteven/beets,ruippeixotog/beets,jmwatte/beets,m-urban/beets,LordSputnik/beets,ttsda/beets,diego-plan9/beets,mried/beets,randybias/beets,dfc/beets,jcoady9/beets,Andypsamp/CODfinalJUNIT,ruippeixotog/beets