init

test/env.d.ts

@@ -0,0 +1,3 @@
+declare module "cloudflare:test" {
+	interface ProvidedEnv extends Env {}
+}

test/index.spec.ts

@@ -0,0 +1,54 @@
+import {
+	env,
+	createExecutionContext,
+	waitOnExecutionContext,
+	SELF,
+} from "cloudflare:test";
+import { describe, it, expect } from "vitest";
+import worker from "../src";
+
+describe("Hello World user worker", () => {
+	describe("request for /message", () => {
+		it('/ responds with "Hello, World!" (unit style)', async () => {
+			const request = new Request<unknown, IncomingRequestCfProperties>(
+				"http://example.com/message"
+			);
+			// Create an empty context to pass to `worker.fetch()`.
+			const ctx = createExecutionContext();
+			const response = await worker.fetch(request, env, ctx);
+			// Wait for all `Promise`s passed to `ctx.waitUntil()` to settle before running test assertions
+			await waitOnExecutionContext(ctx);
+			expect(await response.text()).toMatchInlineSnapshot(`"Hello, World!"`);
+		});
+
+		it('responds with "Hello, World!" (integration style)', async () => {
+			const request = new Request("http://example.com/message");
+			const response = await SELF.fetch(request);
+			expect(await response.text()).toMatchInlineSnapshot(`"Hello, World!"`);
+		});
+	});
+
+	describe("request for /random", () => {
+		it("/ responds with a random UUID (unit style)", async () => {
+			const request = new Request<unknown, IncomingRequestCfProperties>(
+				"http://example.com/random"
+			);
+			// Create an empty context to pass to `worker.fetch()`.
+			const ctx = createExecutionContext();
+			const response = await worker.fetch(request, env, ctx);
+			// Wait for all `Promise`s passed to `ctx.waitUntil()` to settle before running test assertions
+			await waitOnExecutionContext(ctx);
+			expect(await response.text()).toMatch(
+				/[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}/
+			);
+		});
+
+		it("responds with a random UUID (integration style)", async () => {
+			const request = new Request("http://example.com/random");
+			const response = await SELF.fetch(request);
+			expect(await response.text()).toMatch(
+				/[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}/
+			);
+		});
+	});
+});

test/tsconfig.json

@@ -0,0 +1,8 @@
+{
+	"extends": "../tsconfig.json",
+	"compilerOptions": {
+		"types": ["@cloudflare/vitest-pool-workers"]
+	},
+	"include": ["./**/*.ts", "../worker-configuration.d.ts"],
+	"exclude": []
+}