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

import {
  loadReleaseManifest,
  ReleaseManifestError,
} from "../../src/bootstrap/load-release-manifest.js";

const runtime = {
  build: { buildId: "build-a" },
  config: {
    RELEASE_MANIFEST_URL: "/release-manifest.json",
    BUILD_ID: "build-a",
    RELEASE_ID: "release-a",
    CONFIG_SCHEMA_VERSION: "1",
    API_CONTRACT_VERSION: "1",
  },
};
const manifest = {
  schemaVersion: 1,
  appVersion: "0.1.0",
  buildId: "build-a",
  commitSha: "abc123",
  configSchemaVersion: "1",
  apiContractVersion: "1",
  assetManifestHash: "hash-a",
  releaseId: "release-a",
  builtAt: "2026-07-25T00:00:00Z",
};

describe("release manifest boot boundary", () => {
  it("loads a coherent release tuple", async () => {
    await expect(
      loadReleaseManifest(
        /** @type {Parameters<typeof loadReleaseManifest>[0]} */ (runtime),
        { fetcher: async () => new Response(JSON.stringify(manifest)) },
      ),
    ).resolves.toMatchObject({ releaseId: "release-a" });
  });

  it("fails before mount when release and runtime differ", async () => {
    await expect(
      loadReleaseManifest(
        /** @type {Parameters<typeof loadReleaseManifest>[0]} */ (runtime),
        {
          fetcher: async () =>
            new Response(JSON.stringify({ ...manifest, buildId: "build-b" })),
        },
      ),
    ).rejects.toBeInstanceOf(ReleaseManifestError);
  });
});