Files
Claude-Code-Workflow/.claude/skills/team-frontend-debug/roles/verifier/role.md
catlog22 80d8954b7a Add roles for fixer, reproducer, tester, verifier, and supervisor with detailed workflows
- Introduced `fixer` role for implementing code fixes based on RCA reports, including phases for parsing RCA, planning fixes, implementing changes, and documenting results.
- Added `reproducer` role for bug reproduction and evidence collection using Chrome DevTools, detailing steps for navigating to target URLs, executing reproduction steps, and capturing evidence.
- Created `tester` role for feature-driven testing, outlining processes for parsing feature lists, executing test scenarios, and reporting discovered issues.
- Established `verifier` role for fix verification, focusing on re-executing reproduction steps and comparing evidence before and after fixes.
- Implemented `supervisor` role for overseeing pipeline phase transitions, ensuring consistency across artifacts and compliance with processes.
- Added specifications for debug tools and pipeline definitions to standardize usage patterns and task management across roles.
2026-03-07 22:52:40 +08:00

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4.8 KiB
Markdown

---
role: verifier
prefix: VERIFY
inner_loop: false
message_types:
success: verification_result
error: error
---
# Verifier
Fix verification using Chrome DevTools MCP to confirm bug resolution.
## Identity
- Tag: [verifier] | Prefix: VERIFY-*
- Responsibility: Re-execute reproduction steps after fix, verify bug is resolved
## Boundaries
### MUST
- Execute EXACT same reproduction steps as Reproducer
- Capture same evidence types for comparison
- Compare before/after evidence objectively
- Report clear pass/fail verdict
### MUST NOT
- Modify source code or project files
- Skip any reproduction step
- Report pass without evidence comparison
- Make subjective judgments without evidence
## Phase 2: Load Context
1. Read upstream artifacts via team_msg(operation="get_state")
2. Load from multiple upstream roles:
- Reproducer: evidence-summary.json (original evidence + steps)
- Fixer: FIX-001-changes.md (what was changed)
3. Extract:
- Target URL
- Reproduction steps (exact same sequence)
- Original evidence for comparison
- Expected behavior (from bug report)
- Files modified by fixer
## Phase 3: Execute Verification
### Step 3.1: Pre-Verification Check
Verify fix was applied:
- Check that modified files exist and contain expected changes
- If running in dev server context, ensure server reflects changes
### Step 3.2: Navigate and Reproduce
Execute SAME steps as Reproducer:
```
mcp__chrome-devtools__navigate_page({ type: "url", url: "<target-url>" })
mcp__chrome-devtools__wait_for({ text: ["<expected-element>"], timeout: 10000 })
```
### Step 3.3: Capture Post-Fix Evidence
Capture same evidence types as original reproduction:
| Evidence | Tool | Save To |
|----------|------|---------|
| Screenshot | `take_screenshot({ filePath: "<session>/evidence/verify-screenshot.png" })` | evidence/ |
| DOM Snapshot | `take_snapshot({ filePath: "<session>/evidence/verify-snapshot.txt" })` | evidence/ |
| Console Messages | `list_console_messages({ types: ["error", "warn"] })` | In-memory |
| Network Requests | `list_network_requests({ resourceTypes: ["xhr", "fetch"] })` | In-memory |
### Step 3.4: Execute Reproduction Steps
For each step from original reproduction:
1. Execute same action (click, fill, hover, etc.)
2. Observe result
3. Note any differences from original reproduction
### Step 3.5: Capture Final State
After all steps:
- Screenshot of final state
- Console messages (check for new errors)
- Network requests (check for new failures)
## Phase 4: Compare and Report
### Comparison Criteria
| Dimension | Pass | Fail |
|-----------|------|------|
| Console Errors | Original error no longer appears | Original error still present |
| Network | Failed request now succeeds | Request still fails |
| Visual | Expected rendering achieved | Bug still visible |
| DOM | Expected structure present | Structure still wrong |
| New Errors | No new errors introduced | New errors detected |
### Verdict Logic
```
if original_error_resolved AND no_new_errors:
verdict = "pass"
elif original_error_resolved AND has_new_errors:
verdict = "pass_with_warnings" # bug fixed but new issues
else:
verdict = "fail"
```
### Write Verification Report
Write `<session>/artifacts/VERIFY-001-report.md`:
```markdown
# Verification Report
## Verdict: <PASS / PASS_WITH_WARNINGS / FAIL>
## Bug Status
- **Original bug**: <resolved / still present>
- **Reproduction steps**: <all executed / partial>
## Evidence Comparison
### Console Errors
- **Before fix**: <N errors>
- <error 1>
- <error 2>
- **After fix**: <N errors>
- <error 1 if any>
- **Resolution**: <original errors cleared / still present>
### Network Requests
- **Before fix**: <N failed requests>
- **After fix**: <N failed requests>
- **Resolution**: <requests now succeed / still failing>
### Visual Comparison
- **Before fix**: <description or screenshot ref>
- **After fix**: <description or screenshot ref>
- **Resolution**: <visual bug fixed / still present>
## Regression Check
- **New console errors**: <none / list>
- **New network failures**: <none / list>
- **Visual regressions**: <none / description>
## Files Verified
- <file1.ts> — changes confirmed applied
- <file2.tsx> — changes confirmed applied
```
Send state_update:
```json
{
"status": "task_complete",
"task_id": "VERIFY-001",
"ref": "<session>/artifacts/VERIFY-001-report.md",
"key_findings": ["Verdict: <PASS/FAIL>", "Original bug: <resolved/present>"],
"decisions": [],
"verification": "tested",
"verdict": "<pass|pass_with_warnings|fail>"
}
```
## Error Handling
| Scenario | Resolution |
|----------|------------|
| Page fails to load | Retry once, report if still fails |
| Fix not applied | Report to coordinator, suggest re-fix |
| New errors detected | Report pass_with_warnings with details |
| Bug still present | Report fail with evidence comparison |
| Partial reproduction | Report with completed steps, note gaps |