Add unit tests

[ericnewcomer]

No description provided.

[codecov]

Codecov Report

Merging #592 into master will increase coverage by 2.31%.
The diff coverage is 52.64%.

@@            Coverage Diff             @@
##           master     #592      +/-   ##
==========================================
+ Coverage   60.93%   63.25%   +2.31%     
==========================================
  Files         163      161       -2     
  Lines        5709     5702       -7     
  Branches     1326     1324       -2     
==========================================
+ Hits         3479     3607     +128     
+ Misses       1891     1721     -170     
- Partials      339      374      +35

Impacted Files	Coverage Δ
src/components/flipper/Flipper.tsx	100% <ø> (ø)	⬆️
src/test/utils.tsx	100% <100%> (ø)	⬆️
...rc/components/form/assetselector/AssetSelector.tsx	16.19% <15.38%> (+15.25%)	⬆️
src/components/canvas/Canvas.tsx	33.52% <50%> (+10.36%)	⬆️
src/components/form/textinput/TextInputElement.tsx	67.24% <66.66%> (+1.74%)	⬆️
src/components/flow/Flow.tsx	66.31% <73.91%> (+0.33%)	⬆️
src/components/canvas/CanvasDraggable.tsx	40.74% <75%> (+40.74%)	⬆️
src/components/form/textinput/ExcellentParser.ts	61.58% <0%> (+1.21%)	⬆️
src/components/dialog/Dialog.tsx	43.07% <0%> (+3.07%)	⬆️
src/utils/reactselect.ts	44.44% <0%> (+5.55%)	⬆️
... and 11 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 1090f1e...153693f. Read the comment docs.