{
  "version": 1,
  "purpose": "Reproducible JSON formatter correctness fixtures",
  "fixtures": [
    {
      "file": "duplicate-keys.json",
      "checks": [
        "Every duplicate property occurrence remains present",
        "The tool warns that object parsers may discard values"
      ]
    },
    {
      "file": "number-precision.json",
      "checks": [
        "9007199254740993 is not rounded",
        "1.2300e-40 keeps its original notation",
        "9E+400 does not become null or Infinity",
        "Escaped string spelling remains unchanged"
      ]
    }
  ]
}