// Hybrid-Chain offline teaching model: perpetuals-trading
// Fictional fields/states; NOT an API client, authorization system or production implementation.
// No network calls, credentials, payments or file writes. Review before running.
// Requires Node.js 22+. Run: node --test perpetuals-trading.mjs
import test from 'node:test';
import assert from 'node:assert/strict';

export function inspect(record) {
  if (record.observationAge > record.freshnessLimit) return 'STALE_PRICE';
  if (!record.marginReviewed) return 'RISK_REVIEW_REQUIRED';
  if (!record.outcomeKnown) return 'OUTCOME_UNRESOLVED';
  return 'REVIEWABLE_SIMULATION';
}

const baseline = {
  "observationAge": 2,
  "freshnessLimit": 5,
  "marginReviewed": true,
  "outcomeKnown": true
};
const cases = [
  {
    "name": "baseline is reviewable, not executable",
    "patch": {},
    "expected": "REVIEWABLE_SIMULATION"
  },
  {
    "name": "stale source",
    "patch": {
      "observationAge": 6
    },
    "expected": "STALE_PRICE"
  },
  {
    "name": "missing risk review",
    "patch": {
      "marginReviewed": false
    },
    "expected": "RISK_REVIEW_REQUIRED"
  },
  {
    "name": "unknown outcome",
    "patch": {
      "outcomeKnown": false
    },
    "expected": "OUTCOME_UNRESOLVED"
  }
];

for (const example of cases) {
  test(example.name, () => {
    assert.equal(inspect({...baseline, ...example.patch}), example.expected);
  });
}