🐛 Bug & Defect Life Cycle
Bug statuses, Severity vs Priority matrix, sample bug report, and JIRA workflows.
Bug Life Cycle Status Flow
A defect transitions through various states from discovery to resolution.
| Status | Description | Action Owner |
|---|---|---|
| New | Defect logged by QA engineer | QA Engineer |
| Assigned | Assigned to developer for review | Test Lead / Manager |
| Open / In Progress | Developer analyzing & fixing code | Developer |
| Fixed | Code fix committed to build | Developer |
| Pending Retest | Deployed to QA test environment | DevOps / QA |
| Closed | QA retested fix successfully | QA Engineer |
| Reopened | Defect still reproduces upon retest | QA Engineer |
Severity vs Priority Matrix
Severity measures technical impact on system functionality. Priority determines fix urgency for business deadlines.
| Scenario Example | Severity | Priority |
|---|---|---|
| Payment gateway crash during checkout | High (Critical) | High (Immediate) |
| Company logo misaligned on Homepage | Low (Cosmetic) | High (Brand Impact) |
| Data export fails for rare 10-year old archived user | High (Data Failure) | Low (Rare Edge Case) |
| Typo in terms of service modal text | Low (Cosmetic) | Low (Minor) |
Writing a Professional Bug Report
A comprehensive bug report provides clear steps to reproduce for fast developer resolution.
bug-report-jira.txt
Text
Bug ID: BUG-402 Title: Checkout button unresponsive when adding duplicate coupon items Environment: Staging v2.4, Chrome 126 Windows 11 Severity: High | Priority: High Steps to Reproduce: 1. Navigate to /cart 2. Add item 'PROD-100' 3. Apply coupon code 'DISCOUNT50' 4. Re-enter coupon code 'DISCOUNT50' and click Checkout Expected Result: Error message 'Coupon already applied'. Checkout proceeds. Actual Result: UI freezes, Checkout button remains disabled, Uncaught JS TypeError in console. Logs: TypeError: Cannot read property 'discount' of null at cart.js:142