4 docs tagged with "testing"

How to tell architecture decisions from design and implementation, with cues, examples, and a flow.

Pure functions, immutability, and composition for correctness, concurrency, and testability.

Define crisp boundaries and explicit, testable contracts to decouple teams and evolve systems safely.

Disciplined control flow for linear workflows and I/O orchestration; strengths, trade-offs, and when to use.