erp-nutzfahrzeuge/test_report.md

Test Report - T08: Bildretusche + Preisvergleich

Backend Tests

Command: cd backend && python -m pytest tests/test_retouch.py --cov=app.services.retouch_service --cov=app.routers.image_retouch --cov-report=term-missing -v

Result: 38 passed, 0 failed

Coverage

Module	Stmts	Miss	Cover
app/routers/image_retouch.py	52	16	69%
app/services/retouch_service.py	132	5	96%
TOTAL	184	21	89%

Test Categories

TestRetouchService (20 tests)

• validate_mime_type_valid/invalid
• validate_file_size_valid/too_large
• generate_retouch_prompt_default/with_vehicle_info
• upload_retouch_file_success/invalid_mime/too_large
• get_result_not_found
• list_results_empty/with_data/filter_by_vehicle
• process_retouch_success (mocked Flux.1-Pro)
• process_retouch_failure (OpenRouter unavailable → status=failed)
• process_retouch_not_found
• _call_flux_pro_no_api_key
• _call_flux_pro_success_data_uri (base64 response)
• _call_flux_pro_success_list_content (list content parts)
• _call_flux_pro_fallback_original_bytes (no image in response)

TestPriceCompareService (4 tests)

• compare_prices_success (listings + average_price)
• compare_prices_vehicle_not_found
• compare_prices_listings_have_correct_make_model
• compare_prices_average_calculation

TestRetouchRouter (14 tests)

• POST /retouch/process → 202 + retouch_id (valid image)
• POST /retouch/process → 422 (no file)
• POST /retouch/process → 422 (invalid MIME)
• POST /retouch/process → 202 (with vehicle_id)
• GET /retouch/results/:id → 200 (completed)
• GET /retouch/results/:id → 200 (processing)
• GET /retouch/results/:id → 200 (failed + error_message)
• GET /retouch/results/:id → 404 (not found)
• POST /retouch/price-compare → 200 (success)
• POST /retouch/price-compare → 422 (no vehicle_id)
• POST /retouch/price-compare → 404 (vehicle not found)
• POST /retouch/process → 401 (unauthorized)
• GET /retouch/results/:id → 401 (unauthorized)
• POST /retouch/price-compare → 401 (unauthorized)

Frontend Tests

Command: cd frontend && npx vitest run tests/retouch.test.tsx

Result: 13 passed, 0 failed

Test Categories

RetouchUpload (5 tests)

• renders drag-and-drop zone
• shows file input with image accept
• shows error for non-image file
• uploads image file successfully (mocked fetch)
• shows error on upload failure

BeforeAfterSlider (3 tests)

• renders both images (before + after)
• renders labels (Original / Retuschiert)
• renders slider handle

PriceComparison (5 tests)

• renders vehicle ID input and compare button
• shows error when comparing without vehicle ID
• fetches and displays comparable listings (mocked apiFetch)
• shows empty state when no listings found
• shows error on fetch failure

Smoke Test

• Backend: App imports successfully, router registered at /api/v1/retouch
• Frontend: All 3 components render without errors in test environment
• OpenRouter mocked in all backend tests (no real API calls)
• Background task mocked in router integration tests (avoids event loop conflicts)