Files
git.stella-ops.org/docs/features/checked/policy/delta-verdict-engine.md
2026-02-13 02:04:55 +02:00

20 lines
953 B
Markdown

# Delta Verdict Engine
## Module
Policy
## Status
VERIFIED
## Verification Summary
Full delta verdict computation verified across 3 test projects (2059 tests total, 0 failures):
- **WhatIfSimulationService**: hypothetical SBOM diffs (add/remove/upgrade/downgrade) with VEX override and reachability downgrade
- **DeltaVerdictBuilder**: content-addressed VerdictId, gate escalation (Critical->G4, High->G3), PassWithExceptions
- **ConsoleSimulationDiffService**: deterministic delta diff with severity breakdowns, rule impact, explain samples
- **SimulationAnalyticsService**: delta summary with outcome/severity change tracking, high-impact findings, determinism hashes
- **EffectiveDecisionMap**: materialized baseline decisions for delta comparison
- **PolicyEngineDeterminismTests**: same inputs produce identical verdict hashes, order-independent, concurrent-safe
## Evidence
- `docs/qa/feature-checks/runs/policy/delta-verdict-engine/run-002/`