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Shift-Left Testing
4.1What Is Shift-Left?Shift-left means moving testing activities earlier in the development lifecycle. Instead of finding bugs after code is written, prevent…4.2The Cost of Late Bug DetectionThe cost of fixing a bug increases exponentially the later it is found:4.3Practical Shift-Left ActivitiesQA reviews user stories before sprint planning, flagging ambiguities and missing edge cases.4.4Shift-Left in Practice: A Sprint TimelineNotice that QA is active from Day 1, not waiting until Day 7 when "code is ready for testing."4.5Measuring Shift-Left EffectivenessTrack these metrics to verify that shift-left is working:4.6Common Resistance and How to Address It4.7Hands-On Exercise1. Pick 3 stories from your next sprint and review them for testability before planning 2. Attend (or organize) a three amigos session for…