add specs for reactjs components

These components are related to the new files project.

fixes CNVS-15218

Test Plan

Make sure test are testing appropriate things.

Change-Id: I5f9b758dd922add4636db6e21c6f0603d21348a3
Reviewed-on: https://gerrit.instructure.com/40520
Reviewed-by: Ryan Shaw <ryan@instructure.com>
Tested-by: Jenkins <jenkins@instructure.com>
Product-Review: Sterling Cobb <sterling@instructure.com>
QA-Review: Sterling Cobb <sterling@instructure.com>