Add OAuth2 callback tests
Add OAuth2 callback tests

dashmug/saleor,spartonia/saleor,laosunhust/saleor,rodrigozn/CW-Shop,itbabu/saleor,tfroehlich82/saleor,josesanch/saleor,KenMutemi/saleor,arth-co/saleor,taedori81/saleor,josesanch/saleor,KenMutemi/saleor,UITools/saleor,itbabu/saleor,mociepka/saleor,Drekscott/Motlaesaleor,dashmug/saleor,spartonia/saleor,rodrigozn/CW-Shop,avorio/saleor,laosunhust/saleor,Drekscott/Motlaesaleor,arth-co/saleor,rodrigozn/CW-Shop,avorio/saleor,UITools/saleor,avorio/saleor,spartonia/saleor,laosunhust/saleor,hongquan/saleor,hongquan/saleor,rchav/vinerack,maferelo/saleor,taedori81/saleor,car3oon/saleor,HyperManTT/ECommerceSaleor,arth-co/saleor,spartonia/saleor,car3oon/saleor,avorio/saleor,mociepka/saleor,jreigel/saleor,HyperManTT/ECommerceSaleor,tfroehlich82/saleor,Drekscott/Motlaesaleor,jreigel/saleor,maferelo/saleor,hongquan/saleor,jreigel/saleor,paweltin/saleor,dashmug/saleor,laosunhust/saleor,Drekscott/Motlaesaleor,mociepka/saleor,car3oon/saleor,UITools/saleor,paweltin/saleor,rchav/vinerack,taedori81/saleor,paweltin/saleor,taedori81/saleor,arth-co/saleor,UITools/saleor,itbabu/saleor,paweltin/saleor,maferelo/saleor,HyperManTT/ECommerceSaleor,rchav/vinerack,tfroehlich82/saleor,KenMutemi/saleor,UITools/saleor,josesanch/saleor