Add tests

[NoxHarmonium]

The test coverage should be improved.

A good reference for tests can be found in the semantic-release npm plugin:

https://github.com/semantic-release/npm/tree/master/test

[NoxHarmonium]

🎉 This issue has been resolved in version 1.0.4 🎉

The release is available on:

• GitHub release
• npm package (@latest dist-tag)

Your semantic-release bot 📦🚀