import assert from "node:assert/strict";
import crypto from "node:crypto";
import fs from "node:fs";
import path from "node:path";
import test from "node:test";

const root = path.resolve(import.meta.dirname, "../../..");
const manifest = JSON.parse(fs.readFileSync(path.join(root, "tests/golden/M12-02E/manifest.json"), "utf8"));
const sha256 = (file) => crypto.createHash("sha256").update(fs.readFileSync(path.join(root, file))).digest("hex");

test("M12-02E binds payload deduplication and metadata-isolation evidence", () => {
  assert.equal(manifest.task, "M12-02E");
  assert.equal(manifest.enablingTask, true);
  assert.equal(manifest.parityStateChange, false);
  assert.equal(manifest.nextTask, "M12-02F");
  assert.deepEqual(manifest.claims, [
    "ONE_CONTENT_HASH_ONE_OPFS_PAYLOAD",
    "DISTINCT_ASSET_IDENTITY_PRESERVED",
    "DISTINCT_ASSET_METADATA_PRESERVED",
    "REOPENED_HEAD_VERIFIED",
  ]);
  for (const artifact of Object.values(manifest.artifacts)) {
    assert.equal(sha256(artifact.path), artifact.sha256, artifact.path);
  }
});