Tests!

[Xaxage]

Please add tests as well. Without testing this wonderful course is not complete.
If you will in future I'll enroll with a great pleasure.

[vlad-nitu]

I created a PR that unit tests one class from the codebase

[ranachan99]

Unit tests, Integration tests not covered in this code

[AAdewunmi]

Hey @RameshMF, @Xaxage, @vlad-nitu, @ranachan99, interested in Unit test's (including documentation) for this application, check out my git repo, look under test folder.

😎