As a developer, I want to have some good tests for utility functions. ACs: - test results of successful and unsuccessful API responses - if coverage starts looking better as a result, [re-enable comments and status api for coveralls](https://coveralls.io/github/hackerati/generator-lambda-cd/settings) results and [add coverage percentage back to the README](https://github.com/hackerati/generator-lambda-cd/commit/e863f44dcf6bcaba5330afc45c0af62bc41ba900)
As a developer, I want to have some good tests for utility functions.
ACs: