t3-code-android-nightly/.repos/alchemy-effect/packages/alchemy/test/AWS/Website/Waku.local.test.ts

import * as AWS from "@/AWS";
import * as Test from "@/Test/Alchemy";
import { describe, expect } from "alchemy-test";
import * as Effect from "effect/Effect";
import * as FileSystem from "effect/FileSystem";
import * as Path from "effect/Path";
import * as pathe from "pathe";
import { cloneFixture } from "../../Cloudflare/Utils/Fixture.ts";
import { expectUrlContains } from "../../Cloudflare/Utils/Http.ts";

// `dev: true` runs local providers behind the RPC sidecar proxy by default,
// matching the process topology of the real `alchemy dev` command.
const { test } = Test.make({ providers: AWS.providers(), dev: true });

const fixtureDir = pathe.resolve(import.meta.dirname, "fixtures", "waku-app");

// Clone under the alchemy package so `waku`/`react` resolve from the
// workspace's hoisted node_modules (the fixture has no node_modules).
const tempRoot = pathe.resolve(import.meta.dirname, "../../../.tmp");

const fixtureEntries = [
  ".gitignore",
  "package.json",
  "tsconfig.json",
  "src",
  "public",
];

describe(
  "AWS.Website.Waku local",
  { tags: ["provider:aws", "provider:aws:website", "local"] },
  () => {
    test.provider(
      "dev runs Waku's own dev server with no cloud resources",
      (stack) =>
        Effect.gen(function* () {
          const fs = yield* FileSystem.FileSystem;
          const path = yield* Path.Path;

          yield* stack.destroy();

          const rootDir = yield* cloneFixture(fixtureDir, {
            prefix: "alchemy-waku-aws-local-",
            tempRoot,
            entries: fixtureEntries,
          });

          const deployed = yield* stack.deploy(
            Effect.gen(function* () {
              const site = yield* AWS.Website.Waku("WakuSite", {
                rootDir,
              });
              return { site };
            }),
          );

          // The site is the framework's own dev server: a localhost URL and
          // no cloud rows at all (proof no AWS call ran).
          const url = deployed.site.url! as string;
          expect(url).toMatch(
            /^http:\/\/(localhost|127\.0\.0\.1|\[[0-9a-fA-F:]+\])/,
          );
          expect(deployed.site.distribution).toBeUndefined();
          expect(deployed.site.server).toBeUndefined();
          expect(deployed.site.bucket).toBeUndefined();

          // SSR page served by the waku dev server (native HMR toolchain).
          yield* expectUrlContains(`${url}/`, "WAKU_AWS_PAGE_MARKER", {
            timeout: "120 seconds",
            label: "dev SSR home page",
          });
          // API route (waku's `_api` pattern) through the dev server.
          yield* expectUrlContains(
            `${url}/echo?echo=dev`,
            "WAKU_AWS_API_MARKER",
            {
              label: "API route (dev)",
            },
          );
          yield* expectUrlContains(`${url}/echo?echo=dev`, "dev", {
            label: "API route query echo (dev)",
          });

          // ── HMR: edit the API route in place. The stack is NOT re-applied —
          // waku's vite dev rebuild must pick the change up and serve it
          // through the same URL ───────────────────────────────────────────
          const echoPath = path.join(rootDir, "src/pages/_api/echo.ts");
          const echo = yield* fs.readFileString(echoPath);
          yield* fs.writeFileString(
            echoPath,
            echo.replaceAll("WAKU_AWS_API_MARKER", "WAKU_AWS_API_MARKER_V2"),
          );
          yield* expectUrlContains(
            `${url}/echo?echo=dev`,
            "WAKU_AWS_API_MARKER_V2",
            { timeout: "90 seconds", label: "API route after HMR edit" },
          );
          // The route still round-trips its query after the reload.
          yield* expectUrlContains(`${url}/echo?echo=post-hmr`, "post-hmr", {
            label: "API route query echo after HMR edit",
          });

          yield* stack.destroy();
        }),
      { timeout: 600_000 },
    );
  },
);