Mastering Kotlin

Chapter 9: Baby Steps – Integration through Testing

1. What are two common approaches for integrating Kotlin into an existing project?

• Feature first
• Tests first

2. What are two advantages to incorporating Kotlin via a test-first approach?

• It can test the interop experience between Java and Kotlin code.
• It doesn't ship the new code to production.

3. What is one drawback to incorporating Kotlin via a test-first approach?

• You don't typically get to take full advantage of all Kotlin features.

4. How does writing tests with multiple languages improve interop between Java and Kotlin?

• It forces you to exercise your classes and APIs in whichever language they aren't written. This helps highlight pain points in the interop experience.

5. What is ...