import assert from "node:assert/strict";
import { mkdtemp, mkdir, rm, writeFile } from "node:fs/promises";
import os from "node:os";
import path from "node:path";
import test from "node:test";
import contentPolicy from "../../shared/content-policy.json" with { type: "json" };
import { verifyReleaseBundle } from "./verify-release-bundle.mjs";

async function fixture() {
  const root = await mkdtemp(path.join(os.tmpdir(), "healer-man-release-bundle-test-"));
  await mkdir(path.join(root, "content", "bundled"), { recursive: true });
  const manifest = {
    schemaVersion: 1,
    packs: contentPolicy.bootstrapPackIds.map((id) => ({ id })),
    files: {},
  };
  const moduleReport = { shelvedModesEnabled: false, chunks: [{ file: "assets/index.js", modules: ["src/App.tsx"] }] };
  const write = async () => {
    await writeFile(path.join(root, "content", "bootstrap-manifest.json"), `${JSON.stringify(manifest)}\n`);
    await writeFile(path.join(root, "bundle-module-report.json"), `${JSON.stringify(moduleReport)}\n`);
  };
  await write();
  return { root, manifest, moduleReport, write };
}

test("accepts the exact compact production policy", async () => {
  const value = await fixture();
  try {
    const report = await verifyReleaseBundle(value.root);
    assert.deepEqual(report.packs, [...contentPolicy.bootstrapPackIds].sort());
    assert.equal(report.storedBytes, 0);
  } finally {
    await rm(value.root, { recursive: true, force: true });
  }
});

test("rejects arena packs and shelved client modules", async () => {
  const value = await fixture();
  try {
    value.manifest.packs.push({ id: "core:arenas" });
    await value.write();
    await assert.rejects(verifyReleaseBundle(value.root), /bootstrap packs/);

    value.manifest.packs.pop();
    value.moduleReport.chunks[0].modules.push("src/ArenaRuntime.tsx");
    await value.write();
    await assert.rejects(verifyReleaseBundle(value.root), /shelved client modules/);
  } finally {
    await rm(value.root, { recursive: true, force: true });
  }
});

test("rejects a bootstrap above the stored-byte budget", async () => {
  const value = await fixture();
  try {
    value.manifest.files["/large.glb"] = {
      packId: "core:runtime",
      url: `/content/bundled/${"c".repeat(64)}.glb`,
      bytes: contentPolicy.maxBootstrapStoredBytes + 1,
    };
    await value.write();
    await assert.rejects(verifyReleaseBundle(value.root), /limit is/);
  } finally {
    await rm(value.root, { recursive: true, force: true });
  }
});