TDD doesn't make that claim, because TDD is not a thing which can make claims. Some people make that claim about TDD. Those people are indeed mistaken. As some

TDD doesn't make that claim, because TDD is not a thing which can make claims. Some people make that claim about TDD. Those people are indeed mistaken. As someone who thinks TDD is useful, i find those people particularly infuritating, because such an obviously silly and easily disproven claim turns the programming public off TDD for no good reason.