DevOps
May 25, 2021 · Fundamentals
Why Test Shift‑Left Matters: Reducing Defect Repair Costs by Ensuring Requirement Quality Early
The article explains how defect repair costs increase the later they are discovered, argues for shifting testing activities left into the requirement phase, describes three requirement granularities (Epic, Feature, Story) and outlines specific quality activities for each level to achieve early defect detection and lower overall development cost.
Agile Developmentdefect costquality assurance
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