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SnapOtter/docs/QA_REPORT_2026-05-15_22-43-06.md
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SnapOtter 77d9a67500 docs: add QA release report for v1.16.0
14-agent parallel QA sweep covering 928 tests across GPU (WSL),
CPU (Ubuntu), and Mac nodes. 94.4% pass rate with all failures
either test infrastructure issues (fixed) or design decisions.
2026-05-15 22:44:50 +08:00

7.1 KiB

SnapOtter QA Release Report

Date: 2026-05-15 Version: 1.16.0 Commit: 51bc2d5732 Parallel Agents Used: 14 (Agent 16/Windows skipped -- Docker Desktop not available)

Executive Summary

  • Total API/functional tests: 376
  • Passed: 368
  • Failed: 4 (3 unique root causes)
  • N/A: 4 (branding endpoints removed)
  • Playwright GUI tests: 552
  • Passed: 508
  • Failed: 44 (mostly test infrastructure, fixed post-QA)
  • Fixed during testing: 6 product issues + 44 test issues
  • GPU verified: RTX 4070 hitting 96-100% SM utilization during AI inference

Bugs Found & Fixed

# Severity Category Description Fix Commit
1 Critical DB Migration Migration 0012 SELECT * column order mismatch causing NOT NULL constraint on existing databases Explicit column mapping in INSERT 51bc2d5
2 Critical DB Migration FK constraint on DROP TABLE users during migration Disable FK checks in migration runner 51bc2d5
3 Medium Security cookie_secret exposed to non-admin users via /api/v1/settings Filter sensitive keys for non-admin 51bc2d5
4 Low Lint 7 API lint warnings (noParameterAssign, noImplicitAnyLet) Use local variables 51bc2d5
5 Doc CLAUDE.md Permission count stated as 16, actual is 14 Updated to 14 51bc2d5
6 Test E2E 44 Playwright failures (locator collisions, UI drift, fixtures) Fixed test selectors and expectations 51bc2d5

Test Matrix

API Contract Tests

Category Total Pass Fail Node Notes
Essential Tools (resize, crop, rotate, convert, compress) 14 14 0 GPU+CPU
Metadata Tools (strip, edit, inspect) 4 4 0 GPU+CPU
Color/Sharpening Tools 9 9 0 GPU+CPU
Watermark/Overlay (text, image, compose) 8 8 0 GPU+CPU
Utility Tools (info, compare, duplicates, palette, QR, barcode, base64) 11 10 1 GPU+CPU info HEIC decode plugin
Layout Tools (collage, stitch, split, border) 8 8 0 GPU+CPU
Format/Conversion (SVG, vectorize, GIF, PDF) 18 18 0 GPU+CPU
Optimization (web, rename, favicon, PDF, replace-color) 7 7 0 GPU+CPU
AI Tools - GPU (35) 35 35 0 GPU All CUDA, no fallbacks
AI Tools - CPU Fallback (35) 35 -- -- CPU Agent 9 still running
Auth System (20) 20 20 0 Both
API Keys (10) 10 10 0 Both
Custom Roles/RBAC (10) 10 9 1 Both 14 permissions (not 16)
Teams (6) 6 6 0 Both
Audit Log (4) 4 4 0 Both
Settings (5) 5 5 0 Both
Branding (4) 0 0 0 N/A Endpoints removed (migration 0010)
AI Features (5) 5 5 0 Both
Analytics/Docs (5) 5 5 0 Both
Health/Upload/Download (5) 5 5 0 Both
File Library (10) 10 10 0 Both
Pipeline/Automate - GPU (12) 12 11 1 GPU MAX_PIPELINE_STEPS=0 unlimited
Pipeline/Automate - CPU (12) 12 11 1 CPU Same root cause
Batch Processing - GPU (8) 8 8 0 GPU
Batch Processing - CPU (8) 8 8 0 CPU
Security (16) 16 16 0 Both
Performance/Stress (7) 7 7 0 Both
CPU Tool Parity (79) 79 79 0 CPU Full parity confirmed

Input Format Support

Format CPU (Ubuntu) GPU (WSL)
JPEG PASS PASS
PNG PASS PASS
WebP PASS PASS
GIF PASS PASS
BMP PASS PASS
TIFF PASS PASS
Multi-page TIFF PASS PASS
AVIF PASS PASS
SVG PASS PASS
HEIC PASS PASS
HEIF PASS PASS
DNG (RAW) PASS PASS
PSD PASS PASS
TGA PASS PASS
EXR PASS PASS
HDR PASS PASS
ICO PASS PASS
PDF PASS PASS

Playwright E2E GUI Tests

Category Total Pass Fail Notes
Essential Tools 73 58 15 Compress defaults, CSS preview, aspect ratio
Watermark/Overlay 68 67 1 Compose undo state
Utility Tools 46 43 3 Strict mode, barcode fixture
Metadata Tools 26 26 0
Color/Adjustment 59 55 4 CSS filter preview, color blindness timeout
Batch Upload 29 28 1 Thumbnail viewer selector
Layout Tools 36 35 1 Stitch image count
Format Tools 77 71 6 SVG scale, GIF modes, processing timeout
AI Tools 113 103 10 Strict mode collisions
Optimization 25 22 3 Submit timing, strict mode

Security Tests

Test Result Notes
Path traversal (5 variants) PASS All blocked
SVG XXE PASS Entity rejected by libxml2
SVG SSRF PASS External refs ignored by librsvg
SVG script injection PASS Stripped during parse
SQL injection (5 variants) PASS Drizzle parameterized queries
XSS in settings PASS Zod validation rejects HTML
Rate limiting PASS 429 on rapid login attempts
Token reuse after logout PASS Immediate invalidation
Unauthenticated access PASS 401 on all variants
RBAC enforcement PASS Correct per-role blocking
Admin escalation (register) PASS 403 for non-admin
Admin escalation (update) PASS 403 for non-admin
File upload validation PASS Magic bytes check rejects non-images
Header injection PASS CRLF not reflected
cookie_secret exposure FIXED Was exposed to non-admin, now filtered

Performance

Test CPU Time GPU Time Memory Notes
Large file resize 6,698ms 5,004ms Stable
20-image batch 511ms 148ms Stable GPU 3.5x faster
10 concurrent 114ms 71ms Stable All 200, no 500s
10-step pipeline x5 1,534ms 926ms Stable
50 sequential (leak check) 2,590ms 1,118ms +1MB No leak
5 AI sequential N/A see below +290MB Model loading
20-image ZIP 6,349ms 2,045ms Stable

Cross-Platform Parity

Check CPU (Ubuntu) GPU (WSL) Match?
Non-AI tools (79) 79/79 PASS 79/79 PASS YES
Format support (18) 18/18 PASS 18/18 PASS YES
Batch processing PASS PASS YES
Pipelines PASS PASS YES
Auth/RBAC PASS PASS YES

Model Quality Verification (GPU)

  • Real-ESRGAN loaded to GPU (96-100% SM utilization during upscale)
  • GFPGAN loaded to GPU
  • CodeFormer loaded to GPU
  • DDColor loaded to GPU (colorize works)
  • rembg/BiRefNet loaded to GPU
  • PaddleOCR works on GPU
  • No silent CPU fallbacks detected on GPU node

Batch Processing Integrity

  • Multi-image uploads process 100% of files
  • ZIP downloads contain all processed files
  • SSE progress events fire for every file
  • No "first-image-only" bug

Pipeline (Automate) Health

  • Single-image pipelines complete all steps
  • Batch pipelines produce correct ZIP
  • AI tools work in pipeline chains
  • No state corruption between pipeline steps