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Very Short Blog Posts (6): Validating Assumptions

Some may say that the purpose of testing is to validate assumptions made by business analysts, designers, or developers. To me, that is at best a potential side effect of testing—but not the goal. If you want testing to reveal important problems in the product, do not focus on validating assumptions (to do so would be more like checking; testing may include some checking). To foster discovery, excellent testing—like excellent … Read more

Very Short Blog Posts (5): Understanding the Requirements

People often suggest that “understanding the requirements” is an essential step before you can begin testing. This may be true for checking or formal testing—examining a product in a specific way, or to check specific facts. But understanding the requirements is not a necessary precursor to testing, which is learning about a product through experimentation (a larger activity which might include checking) and creating the conditions to make that activity … Read more