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Unit vs Integration Akka Testing

This is the sixth post in the series about integrating sync clients with async systems (1, 2, 3, 4, 5). Here we'll see how to test Akka actors with different testing styles. Unit vs Integration Testing Nowadays everybody agrees with the famous testing pyramid: Harder...


Coordination in Akka

This is the fifth post in the series about integrating sync clients with async systems (1, 2, 3, 4). Here we'll see how to manage the actor's lifecycle, so our service can use the available resources efficiently. Lifecycle Actors, threads, objects, resources... All of them...


Finite state machines with Akka

As you could remember from previous posts, Part 1 and Part 2, we're implementing a solution that integrates a sync client with an async system. Today we'll see how to keep track of the async operations so we can provide a sync response to the...


Akka basics

As the previous post explained our system is based on Akka. Before going into more detail about our solution, I'd like to explain what Akka is about and why it is so awesome. Akka is a toolkit and not a framework, you can simply use...


Async systems with sync clients

As the Reactive Manifesto says Reactive systems are: Responsive Resilient Elastic Message Driven The last principle often goes together with non-blocking async protocols. This style of communication "allows recipients to only consume resources while staying active, leading to less system overhead". This fits perfectly with...