DGS at Scale: Testing, Schema Evolution, and Federation
Part 5 of the Production GraphQL series — unit testing DGS components with Spock, evolving your GraphQL schema without breaking clients, and federating multiple services into a unified graph.
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Testing Axon 5 Aggregates with Spock: A Practical Guide
How to test Axon 5 aggregate state machines using Spock and AxonTestFixture — from creation commands to guard clause rejections, with practical patterns for event chaining, timestamp handling, and injected services.
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