Add assert_message_received() to test_realm_scenarios.
Add assert_message_received() to test_realm_scenarios.

punchagan/zulip,shubhamdhama/zulip,PhilSk/zulip,ryanbackman/zulip,joyhchen/zulip,peguin40/zulip,jackrzhang/zulip,rht/zulip,calvinleenyc/zulip,andersk/zulip,punchagan/zulip,peguin40/zulip,dawran6/zulip,samatdav/zulip,souravbadami/zulip,JPJPJPOPOP/zulip,amyliu345/zulip,tommyip/zulip,Jianchun1/zulip,joyhchen/zulip,amanharitsh123/zulip,AZtheAsian/zulip,sonali0901/zulip,synicalsyntax/zulip,jackrzhang/zulip,verma-varsha/zulip,andersk/zulip,rht/zulip,peguin40/zulip,arpith/zulip,hackerkid/zulip,amyliu345/zulip,tommyip/zulip,Juanvulcano/zulip,eeshangarg/zulip,jphilipsen05/zulip,showell/zulip,hackerkid/zulip,JPJPJPOPOP/zulip,kou/zulip,amyliu345/zulip,dhcrzf/zulip,zulip/zulip,rishig/zulip,jphilipsen05/zulip,aakash-cr7/zulip,brainwane/zulip,cosmicAsymmetry/zulip,amanharitsh123/zulip,PhilSk/zulip,SmartPeople/zulip,sharmaeklavya2/zulip,susansls/zulip,synicalsyntax/zulip,jrowan/zulip,kou/zulip,zacps/zulip,kou/zulip,brainwane/zulip,grave-w-grave/zulip,isht3/zulip,sharmaeklavya2/zulip,mahim97/zulip,vabs22/zulip,rishig/zulip,sonali0901/zulip,arpith/zulip,niftynei/zulip,j831/zulip,rht/zulip,andersk/zulip,dhcrzf/zulip,blaze225/zulip,sonali0901/zulip,isht3/zulip,AZtheAsian/zulip,aakash-cr7/zulip,joyhchen/zulip,amyliu345/zulip,amanharitsh123/zulip,kou/zulip,brockwhittaker/zulip,JPJPJPOPOP/zulip,christi3k/zulip,arpith/zulip,aakash-cr7/zulip,KingxBanana/zulip,jainayush975/zulip,arpith/zulip,jphilipsen05/zulip,dawran6/zulip,grave-w-grave/zulip,tommyip/zulip,punchagan/zulip,blaze225/zulip,souravbadami/zulip,reyha/zulip,dawran6/zulip,susansls/zulip,Jianchun1/zulip,dawran6/zulip,hackerkid/zulip,ryanbackman/zulip,sharmaeklavya2/zulip,andersk/zulip,Galexrt/zulip,paxapy/zulip,christi3k/zulip,zacps/zulip,aakash-cr7/zulip,jainayush975/zulip,brainwane/zulip,jphilipsen05/zulip,vaidap/zulip,Galexrt/zulip,amanharitsh123/zulip,TigorC/zulip,verma-varsha/zulip,zulip/zulip,sonali0901/zulip,punchagan/zulip,vaidap/zulip,j831/zulip,SmartPeople/zulip,calvinleenyc/zulip,jrowan/zulip,Galexrt/zulip,susansls/zulip,KingxBanana/zulip,rishig/zulip,sharmaeklavya2/zulip,j831/zulip,samatdav/zulip,KingxBanana/zulip,reyha/zulip,tommyip/zulip,Diptanshu8/zulip,hackerkid/zulip,isht3/zulip,sharmaeklavya2/zulip,Galexrt/zulip,brainwane/zulip,souravbadami/zulip,Diptanshu8/zulip,blaze225/zulip,samatdav/zulip,Jianchun1/zulip,hackerkid/zulip,calvinleenyc/zulip,samatdav/zulip,cosmicAsymmetry/zulip,niftynei/zulip,synicalsyntax/zulip,cosmicAsymmetry/zulip,ryanbackman/zulip,vikas-parashar/zulip,cosmicAsymmetry/zulip,j831/zulip,KingxBanana/zulip,brainwane/zulip,susansls/zulip,Diptanshu8/zulip,dattatreya303/zulip,reyha/zulip,calvinleenyc/zulip,dattatreya303/zulip,PhilSk/zulip,PhilSk/zulip,souravbadami/zulip,rht/zulip,dhcrzf/zulip,synicalsyntax/zulip,eeshangarg/zulip,eeshangarg/zulip,joyhchen/zulip,arpith/zulip,PhilSk/zulip,rht/zulip,shubhamdhama/zulip,kou/zulip,shubhamdhama/zulip,paxapy/zulip,jphilipsen05/zulip,jackrzhang/zulip,eeshangarg/zulip,AZtheAsian/zulip,amanharitsh123/zulip,blaze225/zulip,verma-varsha/zulip,brockwhittaker/zulip,kou/zulip,blaze225/zulip,rishig/zulip,jainayush975/zulip,aakash-cr7/zulip,TigorC/zulip,JPJPJPOPOP/zulip,andersk/zulip,paxapy/zulip,cosmicAsymmetry/zulip,andersk/zulip,dhcrzf/zulip,amyliu345/zulip,rishig/zulip,timabbott/zulip,rht/zulip,Juanvulcano/zulip,KingxBanana/zulip,paxapy/zulip,susansls/zulip,vaidap/zulip,susansls/zulip,vikas-parashar/zulip,mahim97/zulip,sonali0901/zulip,zulip/zulip,showell/zulip,hackerkid/zulip,samatdav/zulip,brockwhittaker/zulip,timabbott/zulip,SmartPeople/zulip,mahim97/zulip,dawran6/zulip,isht3/zulip,sharmaeklavya2/zulip,tommyip/zulip,j831/zulip,Diptanshu8/zulip,punchagan/zulip,tommyip/zulip,christi3k/zulip,reyha/zulip,shubhamdhama/zulip,j831/zulip,punchagan/zulip,dhcrzf/zulip,punchagan/zulip,vikas-parashar/zulip,timabbott/zulip,dawran6/zulip,jrowan/zulip,Galexrt/zulip,calvinleenyc/zulip,hackerkid/zulip,synicalsyntax/zulip,dhcrzf/zulip,peguin40/zulip,joyhchen/zulip,vabs22/zulip,dattatreya303/zulip,synicalsyntax/zulip,TigorC/zulip,eeshangarg/zulip,Juanvulcano/zulip,amanharitsh123/zulip,zacps/zulip,calvinleenyc/zulip,shubhamdhama/zulip,jainayush975/zulip,zulip/zulip,jackrzhang/zulip,jackrzhang/zulip,peguin40/zulip,Juanvulcano/zulip,KingxBanana/zulip,showell/zulip,verma-varsha/zulip,grave-w-grave/zulip,AZtheAsian/zulip,dattatreya303/zulip,niftynei/zulip,zulip/zulip,brockwhittaker/zulip,rishig/zulip,paxapy/zulip,brockwhittaker/zulip,arpith/zulip,jrowan/zulip,jrowan/zulip,zulip/zulip,timabbott/zulip,vaidap/zulip,timabbott/zulip,SmartPeople/zulip,vabs22/zulip,niftynei/zulip,kou/zulip,showell/zulip,cosmicAsymmetry/zulip,niftynei/zulip,christi3k/zulip,rishig/zulip,jphilipsen05/zulip,JPJPJPOPOP/zulip,ryanbackman/zulip,shubhamdhama/zulip,zacps/zulip,mahim97/zulip,TigorC/zulip,Diptanshu8/zulip,samatdav/zulip,reyha/zulip,amyliu345/zulip,brainwane/zulip,PhilSk/zulip,showell/zulip,vikas-parashar/zulip,zulip/zulip,reyha/zulip,Galexrt/zulip,Diptanshu8/zulip,verma-varsha/zulip,timabbott/zulip,dhcrzf/zulip,sonali0901/zulip,synicalsyntax/zulip,isht3/zulip,grave-w-grave/zulip,Juanvulcano/zulip,verma-varsha/zulip,brockwhittaker/zulip,jainayush975/zulip,christi3k/zulip,timabbott/zulip,souravbadami/zulip,Jianchun1/zulip,AZtheAsian/zulip,dattatreya303/zulip,blaze225/zulip,SmartPeople/zulip,grave-w-grave/zulip,paxapy/zulip,vabs22/zulip,andersk/zulip,vikas-parashar/zulip,tommyip/zulip,zacps/zulip,showell/zulip,vabs22/zulip,christi3k/zulip,SmartPeople/zulip,zacps/zulip,rht/zulip,Jianchun1/zulip,vaidap/zulip,jainayush975/zulip,dattatreya303/zulip,jrowan/zulip,aakash-cr7/zulip,souravbadami/zulip,niftynei/zulip,isht3/zulip,vikas-parashar/zulip,JPJPJPOPOP/zulip,vaidap/zulip,ryanbackman/zulip,ryanbackman/zulip,Juanvulcano/zulip,Galexrt/zulip,joyhchen/zulip,TigorC/zulip,eeshangarg/zulip,TigorC/zulip,showell/zulip,brainwane/zulip,AZtheAsian/zulip,eeshangarg/zulip,mahim97/zulip,jackrzhang/zulip,grave-w-grave/zulip,shubhamdhama/zulip,vabs22/zulip,jackrzhang/zulip,peguin40/zulip,mahim97/zulip,Jianchun1/zulip