72 lines
2.6 KiB
TypeScript
72 lines
2.6 KiB
TypeScript
import { expect, test } from "bun:test";
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import {
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checkPerformanceBudgets,
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createContext,
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createTracer,
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dedupe,
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defineAction,
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defineEndpoint,
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defineFeatureFlags,
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defineLoader,
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tenantFromSubdomain,
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tracingMiddleware,
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} from "../src/index.ts";
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function context(url = "https://acme.example.com/dashboard") {
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return createContext(new Request(url), new URL(url));
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}
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test("typed endpoints validate authentication and preserve a stable JSON envelope", async () => {
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const endpoint = defineEndpoint<{ value: number }, { doubled: number }>({
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auth: "required",
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input: {
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parse(input) {
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const value = Number((input as { value?: unknown })?.value);
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if (!Number.isFinite(value)) throw new Error("invalid");
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return { value };
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},
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},
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handler: ({ value }) => ({ doubled: value * 2 }),
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});
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expect((await endpoint(context(), { value: 4 })).status).toBe(401);
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const authenticated = context();
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authenticated.user = { id: "user-1" };
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expect(await (await endpoint(authenticated, { value: 4 })).json()).toEqual({
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data: { doubled: 8 },
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});
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});
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test("loaders, actions, and request-local dedupe remain framework-agnostic", async () => {
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let calls = 0;
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const loader = defineLoader({ load: async () => ({ ready: true }) });
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const action = defineAction<{ name: string }, string>({ run: async (input) => input.name });
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const ctx = context();
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const first = dedupe(ctx, "profile", async () => ++calls);
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const second = dedupe(ctx, "profile", async () => ++calls);
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expect(await loader(ctx)).toEqual({ ready: true });
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expect(await action({ name: "Ajay" }, ctx)).toBe("Ajay");
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expect(await Promise.all([first, second])).toEqual([1, 1]);
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expect(calls).toBe(1);
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});
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test("feature flags, tenant resolution, budgets, and tracing compose", async () => {
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const ctx = context();
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const resolveTenant = tenantFromSubdomain(async (slug) => ({ id: slug, slug }), ["example.com"]);
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expect(await resolveTenant(ctx)).toEqual({ id: "acme", slug: "acme" });
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const flags = defineFeatureFlags({ dashboardV2: true, seats: 25 });
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expect(await flags.enabled("dashboardV2", ctx)).toBe(true);
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expect(await flags.get("seats", ctx)).toBe(25);
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expect(checkPerformanceBudgets({ routeJsBytes: 100 }, { routeJsBytes: 130 })).toEqual([
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{ metric: "routeJsBytes", budget: 100, actual: 130, overBy: 30 },
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]);
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const tracer = createTracer(() => 10);
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const middleware = tracingMiddleware(() => tracer, { serverTiming: true });
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const response = await middleware(ctx, () => new Response("ok"));
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expect(response.headers.get("server-timing")).toContain("http.request");
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});
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