Agile Testing: Definition, Differences from Traditional Testing, and 10 Principles for Testers
This article explains agile testing, contrasts it with traditional testing, and details ten guiding principles—including continuous feedback, customer value, face‑to‑face communication, courage, simplicity, continuous improvement, adaptability, self‑organization, people focus, and enjoyment—that help testers and agile teams deliver high‑quality software efficiently.
Agile testing is a software testing practice that follows agile development principles, involving the whole cross‑functional team to deliver business value at a sustainable pace.
Traditional testing usually starts after development ends, with quality seen as the tester's responsibility, whereas agile testing is continuous, shared by the whole team, and focuses on early feedback and defect prevention.
The article presents a comparison table highlighting key differences such as timing, responsibility, test approach, and feedback loops between traditional and agile testing.
It then outlines ten principles that agile testers should follow:
Provide continuous quality feedback.
Deliver value to the customer.
Face‑to‑face communication.
Courage.
Keep it simple.
Practice continuous improvement.
Embrace change.
Self‑organization.
Focus on people.
Enjoy the work.
By adopting these principles, testers and the entire agile team can contribute more effectively, improve software quality, and align with the agile philosophy of delivering the best software for customers.
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