[SUGGESTION] Create unit tests to be ran during build pipeline

[jsanter27]

Is your feature request related to a problem? Please describe.
Now that ZEBRA has a functioning build pipeline, we should add unit tests to ensure that builds are robust and complete before being added to production.

Describe the solution you'd like
Using popular testing library Jest, create *.test.js files for the ZEBRA's controller functions.

Describe alternatives you've considered
Other testing libraries include Mocha and Cypress.

Additional context
None

[hashirjamal]

Hi! 👋 I’d love to work on this issue. Is it okay if I go ahead and start working on it?

[ziadhany]

@hashirjamal I created the initial request. It would be awesome if you could help.