Local development

Last updated Oct 12, 2026

Run and test your Ember on your own machine.

Start the dev server

npx kiln dev

Flag	Effect
`--port 9000`	Listen on another port
`--remote`	Use real bindings instead of local simulators
`--test-scheduled`	Expose `/__scheduled` to fire cron triggers

Tests

test/index.spec.ts

import { expect, it } from "vitest";
import worker from "../src";

it("responds", async () => {
  const res = await worker.fetch(new Request("http://x/"), {} as Env, {} as ExecutionContext);
  expect(await res.text()).toContain("Hello");
});

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