export tests: Split function for uploading files.
export tests: Split function for uploading files.

This will give us flexibility for the single-user
tests.

kou/zulip,zulip/zulip,rht/zulip,andersk/zulip,kou/zulip,rht/zulip,eeshangarg/zulip,kou/zulip,kou/zulip,rht/zulip,eeshangarg/zulip,zulip/zulip,kou/zulip,andersk/zulip,rht/zulip,eeshangarg/zulip,zulip/zulip,andersk/zulip,andersk/zulip,rht/zulip,eeshangarg/zulip,andersk/zulip,eeshangarg/zulip,zulip/zulip,rht/zulip,rht/zulip,zulip/zulip,eeshangarg/zulip,kou/zulip,eeshangarg/zulip,andersk/zulip,andersk/zulip,zulip/zulip,kou/zulip,zulip/zulip