Just a Bank Kata Skeleton for the well known Bank Kata exercise.

You can follow the instructions in any of the exercises published in internet

Bank kata - Codurance Katalyst

Bank Kata - kata-log.rocks

The only rule is to not modify the two interfaces present in the code AccountService and TransactionRepository. All the other files can be modified, replaced or even removed.

Exercise 1 [Solution]

Implement the diagram in the easiest way possible, just complete the interfaces and the code. Do not complicate yourself with the balance or with any other thin. Keep it simple!

Exercise 2 [Solution]

We realised that our Transactions are not enough to store some information like the account current balance. Just use the new Account object and change whatever you need in order to make it work. And remember, keep it simple!

Exercise 3

We want to add some testing to our bank kata. Let's start creating some simple tests for our AccountService!!!

This is just for learning purposes, there are some incorrect approaches that are explicitly there for the aim of learning some specific concepts before moving to a more advanced topics