{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://alxprotocol.com/protocol/1/schemas/expected-results.schema.json",
  "title": "ALX Core Conformance Expected Results",
  "description": "Operation-specific expected-result shapes for ALX v1 conformance vectors.",
  "$defs": {
    "errorCode": { "type": "string", "pattern": "^ALX_[A-Z0-9_]+$" },
    "hashArray": { "type": "array", "items": { "type": "string" } },
    "canonicalize": {
      "oneOf": [
        { "type": "string" },
        {
          "type": "object",
          "additionalProperties": false,
          "properties": { "ok": { "type": "boolean" }, "errorCode": { "$ref": "#/$defs/errorCode" } },
          "anyOf": [{ "required": ["ok"] }, { "required": ["errorCode"] }]
        }
      ]
    },
    "createBlock": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "ok": { "type": "boolean" },
        "errorCode": { "$ref": "#/$defs/errorCode" },
        "blockHash": { "type": "string" },
        "contentHash": { "type": "string" },
        "parentHashes": { "$ref": "#/$defs/hashArray" },
        "canonicalEnvelopeHex": { "type": "string", "pattern": "^[0-9a-f]*$" },
        "normalizedParentCount": { "type": "integer", "minimum": 0 }
      },
      "anyOf": [
        { "required": ["blockHash", "contentHash", "parentHashes", "canonicalEnvelopeHex"] },
        { "required": ["ok"] },
        { "required": ["errorCode"] }
      ]
    },
    "decodeRawJson": {
      "oneOf": [
        {
          "type": "object",
          "additionalProperties": false,
          "required": ["ok", "value"],
          "properties": { "ok": { "const": true }, "value": true }
        },
        {
          "type": "object",
          "additionalProperties": false,
          "required": ["ok", "errorCode"],
          "properties": {
            "ok": { "const": false },
            "errorCode": { "$ref": "#/$defs/errorCode" }
          }
        }
      ]
    },
    "normalizeHashes": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "ok": { "type": "boolean" },
        "errorCode": { "$ref": "#/$defs/errorCode" },
        "normalized": { "$ref": "#/$defs/hashArray" }
      },
      "anyOf": [{ "required": ["normalized"] }, { "required": ["ok"] }, { "required": ["errorCode"] }]
    },
    "traceAttribution": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "ok": { "type": "boolean" }, "errorCode": { "$ref": "#/$defs/errorCode" },
        "deterministic": { "type": "boolean" }, "hasCycle": { "type": "boolean" },
        "complete": { "type": "boolean" }, "validationMode": { "enum": ["closed-world", "open-world"] },
        "nodeCount": { "type": "integer", "minimum": 0 }, "edgeCount": { "type": "integer", "minimum": 0 },
        "leafCount": { "type": "integer", "minimum": 0 }, "maxDepth": { "type": "integer", "minimum": 0 },
        "allLeafChildCount": { "type": "integer", "minimum": 0 },
        "allLeafPathCount": { "type": "string", "pattern": "^[0-9]+$" },
        "leaves": { "$ref": "#/$defs/hashArray" }, "missingParents": { "type": "array" },
        "externalParents": { "type": "array" }, "nodes": { "type": "object" },
        "pathCounts": { "type": "object", "additionalProperties": { "type": "string", "pattern": "^[0-9]+$" } }
      },
      "minProperties": 1
    },
    "validateBlock": {
      "type": "object", "additionalProperties": false,
      "properties": {
        "ok": { "type": "boolean" }, "errorCode": { "$ref": "#/$defs/errorCode" },
        "parentsCanonical": { "type": "boolean" }, "selfRef": { "type": "boolean" }
      },
      "anyOf": [{ "required": ["ok"] }, { "required": ["errorCode"] }]
    },
    "validateGraph": {
      "oneOf": [
        {
          "$ref": "https://alxprotocol.com/protocol/1/schemas/graph-verification.schema.json"
        },
        {
          "type": "object",
          "additionalProperties": false,
          "required": ["errorCode"],
          "properties": {
            "errorCode": { "$ref": "#/$defs/errorCode" }
          }
        }
      ]
    },
    "validateIncrementalBlock": {
      "type": "object", "additionalProperties": false,
      "required": ["checked", "status"],
      "properties": {
        "checked": { "type": "boolean" }, "status": { "enum": ["valid", "invalid", "incomplete", "resource_limit_reached"] },
        "cycle": { "type": "boolean" }, "missing": { "type": "array" }
      }
    },
    "validateLineage": {
      "type": "object", "additionalProperties": false,
      "properties": {
        "checked": { "type": "boolean" }, "status": { "enum": ["valid", "invalid", "incomplete", "resource_limit_reached"] },
        "external": { "type": "array" }, "missing": { "type": "array" },
        "duplicates": { "$ref": "#/$defs/hashArray" }, "ok": { "type": "boolean" }, "selfRef": { "type": "boolean" }
      },
      "minProperties": 1
    },
    "verifyGraph": {
      "type": "object", "additionalProperties": false, "required": ["ok", "brokenReason"],
      "properties": { "ok": { "type": "boolean" }, "brokenReason": { "type": "string" } }
    },
    "verifyTrace": {
      "type": "object", "additionalProperties": false, "required": ["ok", "issues"],
      "properties": { "ok": { "type": "boolean" }, "issues": { "type": "array" } }
    },
    "not-requested": {
      "type": "object", "additionalProperties": false, "required": ["checked", "protocolVersion"],
      "properties": { "checked": { "const": false }, "protocolVersion": { "type": "string", "pattern": "^[1-9][0-9]*$" } }
    }
  }
}