Specs

[jonnyarnold]

Added some tests! Closes #4.

[reevoo-samuel]

_If you're new, read the guidelines._

Good code is tested, easy to understand and able to cope when things go wrong.

Good pull requests are descriptive, small and short-lived.

For the Author

• [ ] Description explains what you have done and why.
• [ ] Tests have been written (or you have explained why you don't need tests).
• [ ] Documentation/comments have been added/updated.

For the Reviewer

• [ ] Tests are green on CI (or pulled/tested on your machine).
• [ ] Tests cover happy and unhappy paths in the code.
• [ ] The code is easy to understand.

[ionut998]

LGTM