import { readFile } from "node:fs/promises";

import { describe, expect, it } from "vitest";

describe("TechLog source parity evidence harness", () => {
  it("is a checked Node runner with fixture, response, recursive tree, and provenance coverage", async () => {
    const [packageJson, source] = await Promise.all([
      readFile("package.json", "utf8").then(JSON.parse),
      readFile("tests/support/browser/verify-tech-log-source-parity.ts", "utf8"),
    ]);

    expect(packageJson.scripts["verify:tech-log-source-parity"]).toBe(
      "node tests/support/browser/verify-tech-log-source-parity.ts",
    );
    expect(source).toContain("TECH_LOG_PUBLIC_FIXTURE_PATHS.map");
    expect(source).toContain("element.childNodes");
    expect(source).toContain("responseContractEqual");
    expect(source).toContain("sourceChecksums(sourceRoot)");
    expect(source).toContain("caseInventorySha256");
    expect(source).toContain("evidenceSha256");
    expect(source).toContain(
      '"docs/operations/evidence/tech-log-source-parity.json"',
    );
    expect(source).not.toContain("tsx");
  });
});