You’d be forgiven for not recognizing the term “testability,” despite its central importance to the W3C’s new Web Content Accessibility Guidelines (WCAG 2.0). There’s little mention of testability in WCAG 2.0 documents—and given the verbosity of the guidelines, the absence of information about testability seems almost purposeful. Indeed, testability is one of WCAG 2.0’s big secrets: while most of the public complaints about WCAG 2.0 have been about technology neutrality, jargon, and the lack of attention to people with cognitive disabilities, the underlying cause behind these issues—testability—has taken a back seat.
Read »Testability Costs Too Much
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