compose.js: Add coverage for send_message() function.
compose.js: Add coverage for send_message() function.

rishig/zulip,tommyip/zulip,brockwhittaker/zulip,zulip/zulip,jackrzhang/zulip,vaidap/zulip,vaidap/zulip,dhcrzf/zulip,kou/zulip,synicalsyntax/zulip,jrowan/zulip,timabbott/zulip,eeshangarg/zulip,timabbott/zulip,showell/zulip,jrowan/zulip,andersk/zulip,punchagan/zulip,showell/zulip,verma-varsha/zulip,hackerkid/zulip,punchagan/zulip,timabbott/zulip,zulip/zulip,rht/zulip,mahim97/zulip,Galexrt/zulip,eeshangarg/zulip,jrowan/zulip,amanharitsh123/zulip,andersk/zulip,mahim97/zulip,vabs22/zulip,eeshangarg/zulip,tommyip/zulip,Galexrt/zulip,rishig/zulip,jrowan/zulip,kou/zulip,mahim97/zulip,brockwhittaker/zulip,tommyip/zulip,verma-varsha/zulip,tommyip/zulip,punchagan/zulip,jackrzhang/zulip,jackrzhang/zulip,Galexrt/zulip,brainwane/zulip,timabbott/zulip,kou/zulip,punchagan/zulip,vabs22/zulip,brainwane/zulip,showell/zulip,dhcrzf/zulip,andersk/zulip,andersk/zulip,rht/zulip,mahim97/zulip,kou/zulip,rht/zulip,jackrzhang/zulip,rishig/zulip,brockwhittaker/zulip,brainwane/zulip,rht/zulip,rishig/zulip,kou/zulip,synicalsyntax/zulip,zulip/zulip,shubhamdhama/zulip,timabbott/zulip,zulip/zulip,dhcrzf/zulip,showell/zulip,eeshangarg/zulip,jrowan/zulip,tommyip/zulip,amanharitsh123/zulip,rht/zulip,eeshangarg/zulip,rishig/zulip,vabs22/zulip,shubhamdhama/zulip,hackerkid/zulip,eeshangarg/zulip,brainwane/zulip,zulip/zulip,showell/zulip,mahim97/zulip,vabs22/zulip,jackrzhang/zulip,tommyip/zulip,punchagan/zulip,verma-varsha/zulip,synicalsyntax/zulip,mahim97/zulip,kou/zulip,Galexrt/zulip,Galexrt/zulip,hackerkid/zulip,dhcrzf/zulip,rht/zulip,brockwhittaker/zulip,rishig/zulip,shubhamdhama/zulip,zulip/zulip,tommyip/zulip,synicalsyntax/zulip,andersk/zulip,punchagan/zulip,shubhamdhama/zulip,Galexrt/zulip,dhcrzf/zulip,rishig/zulip,punchagan/zulip,amanharitsh123/zulip,vaidap/zulip,dhcrzf/zulip,dhcrzf/zulip,synicalsyntax/zulip,vaidap/zulip,shubhamdhama/zulip,synicalsyntax/zulip,vabs22/zulip,brockwhittaker/zulip,verma-varsha/zulip,hackerkid/zulip,Galexrt/zulip,amanharitsh123/zulip,shubhamdhama/zulip,eeshangarg/zulip,brockwhittaker/zulip,timabbott/zulip,amanharitsh123/zulip,jackrzhang/zulip,hackerkid/zulip,andersk/zulip,brainwane/zulip,jackrzhang/zulip,kou/zulip,verma-varsha/zulip,hackerkid/zulip,showell/zulip,brainwane/zulip,synicalsyntax/zulip,showell/zulip,vaidap/zulip,verma-varsha/zulip,brainwane/zulip,timabbott/zulip,rht/zulip,vabs22/zulip,zulip/zulip,hackerkid/zulip,amanharitsh123/zulip,jrowan/zulip,vaidap/zulip,shubhamdhama/zulip,andersk/zulip