t3-code-android-nightly/.repos/alchemy-effect/examples/fly-website-tanstack-start/test/integ.test.ts
Julius Marminge e3c85ead63
chore(refs): sync Effect and Alchemy references to rc.115 and beta.78 (#12327)
Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
2026-09-17 23:21:25 -07:00

117 lines
3.8 KiB
TypeScript

import * as Alchemy from "alchemy";
import * as Fly from "alchemy/Fly";
import * as Test from "alchemy/Test/Bun";
import { expect } from "bun:test";
import * as Console from "effect/Console";
import * as Data from "effect/Data";
import * as Effect from "effect/Effect";
import * as Schedule from "effect/Schedule";
import Stack from "../alchemy.run.ts";
// A fresh Fly deployment (and the Fly Machine behind it) can serve
// transient 404/5xx responses while it propagates. `Test.getWhenReady`
// fails on that cold-start window and retries until the site serves a
// real response.
const { getWhenReady } = Test;
class AssetNotReady extends Data.TaggedError("AssetNotReady")<{
body: string;
}> {}
// While the asset manifest and Fly edge caches are still
// propagating, a 200 body can be stale — the status alone can't
// distinguish "not yet" from "served", so retry until the body matches.
const getBodyWhenReady = (url: string, expected: string) =>
Effect.gen(function* () {
const res = yield* getWhenReady(url);
expect(res.status).toBe(200);
const body = yield* res.text;
if (!body.includes(expected)) {
return yield* Effect.fail(new AssetNotReady({ body }));
}
return body;
}).pipe(
Effect.retry({
while: (error) => error instanceof AssetNotReady,
schedule: Schedule.max([
Schedule.min([
Schedule.exponential("500 millis"),
Schedule.spaced("3 seconds"),
]),
Schedule.recurs(20),
]),
}),
);
const { test, beforeAll, afterAll, deploy, destroy } = Test.make({
providers: Fly.providers(),
state: Alchemy.localState(),
profile: process.env.ALCHEMY_PROFILE,
});
// The first deploy runs the full Vite build AND creates a Fly
// distribution (~5-10 minutes), so give the hook far more headroom than
// the default 120s.
const stack = beforeAll(deploy(Stack).pipe(Effect.tap(Console.log)), {
timeout: 600_000,
});
// Deleting the Fly deployment takes several minutes too.
afterAll.skipIf(!!process.env.NO_DESTROY)(destroy(Stack), {
timeout: 600_000,
});
const base = Effect.map(stack, ({ url }) => {
if (!url) throw new Error("expected the site to expose a url");
return String(url).replace(/\/+$/, "");
});
test(
"deploys and exposes a url",
Effect.gen(function* () {
const { url } = yield* stack;
expect(url).toBeString();
}),
{ timeout: 180_000 },
);
test(
"serves the server-rendered home page",
Effect.gen(function* () {
const url = yield* base;
const html = yield* getBodyWhenReady(url, "Hello from TanStack Start");
// The `GREETING` env value from alchemy.run.ts, read via
// `process.env` in the server function — proves the Fly Machine
// rendered it at request time.
expect(html).toContain("Hello from TanStack Start on Fly!");
expect(html).toContain("Styled with Tailwind CSS");
expect(html).toContain(
"This card is a React component styled with Tailwind utilities.",
);
}),
{ timeout: 180_000 },
);
test(
"compiles tailwind from vite.config.ts",
Effect.gen(function* () {
const url = yield* base;
const html = yield* getBodyWhenReady(url, "text-3xl");
// The root route links the stylesheet Vite emitted for
// src/styles/global.css. The compiled rule for the utility must be
// served — it only exists if the @tailwindcss/vite plugin from the
// project's own vite.config.ts ran.
const link = html.match(
/<link[^>]*rel="stylesheet"[^>]*href="([^"]+)"[^>]*>/,
);
expect(link).not.toBeNull();
const href = link![1]!;
const cssUrl = href.startsWith("http")
? href
: `${url}${href.startsWith("/") ? "" : "/"}${href}`;
const css = yield* getBodyWhenReady(cssUrl, ".text-3xl");
expect(css).toContain(".text-3xl");
expect(css).toContain(".font-bold");
}),
{ timeout: 180_000 },
);