blogs > Development - Test-Driven Development (TDD) > The 3 laws of TDD
Created Sunday, September 06, 2009 by simonwilbert
Last updated 882 days ago, by simonwilbert
- Don't write a line of application code until you have a failing unit test.
- Don't write more of a unit test than is sufficient to fail.
- Don't write more application code than is sufficient to pass the failing test.