In the first part of this series, we looked at Google Truth from the ground up - why it exists, how the subject model works, and when assertions become readable instead of cryptic.

You write a test. The test fails. You stare at the error message - and only after ten seconds do you understand what actually went wrong.

After understanding the architecture, eliminating performance killers and taming dangerous config defaults in this series, today we come to perhaps the most important question: How do I actually get there?