50 Go Testing Mistakes

2025-09-16 Go Books Jakub Jarosz

Performance Tuning and Benchmarking

2024-11-02 Go Books Jakub Jarosz

Have you ever wondered how to determine if your Go code is performing at its best?

Benchmarks help you spot slow code and fix it. They also help you choose the best data structures and algorithms. By the end of this book, you will know how to write benchmarks that guide your engineering decisions.

Simplify Go Tests with cmp

2026-01-15 Go

The cmp package is the only package outside the Go std library that we need to test and document how the system behaves. But to ensure we describe tested behaviour, it’s good to run all the tests with gotestdox. So, what do your tests look like? Does everyone on your team understand what they test? Continue reading

Making Go Tests Nice & Tidy

2025-12-18 Go

Having clear, easy-to-understand and rock-solid test preconditions is paramount. It’s like making sure your car lights and battery are working before swapping your credit card and signing up for the annual car inspection. Continue reading

Stop Fighting Your Go Tests: Simplify and Clarify

2025-11-10 Go

This time, we’re rolling up our sleeves to simplify the test setup, pick Go types that actually make sense, and stop confusing readers with constantly changing names. Continue reading

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