Simon Willison’s Weblog

Test-Driven Heresy. Tim Bray advocates TDD for maintenance development, but argues that it may not be as useful during the exploratory, greenfield development phase of a project.

Posted 24th June 2009 at 11:03 am

Recent articles

LLM predictions for 2026, shared with Oxide and Friends - 8th January 2026
Introducing gisthost.github.io - 1st January 2026
2025: The year in LLMs - 31st December 2025

tdd 3 testing 66 tim-bray 55 unittests 13

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