node tests: Add coverage for python_to_js_filter.
node tests: Add coverage for python_to_js_filter.

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