yes

src/user-icons/test/helper.ts

@@ -0,0 +1,43 @@
+// This file contains code that we reuse between our tests.
+import helper from 'fastify-cli/helper.js'
+import * as test from 'node:test'
+import * as path from 'node:path'
+import { fileURLToPath } from 'node:url'
+
+export type TestContext = {
+  after: typeof test.after
+}
+
+const __filename = fileURLToPath(import.meta.url)
+const __dirname = path.dirname(__filename)
+const AppPath = path.join(__dirname, '..', 'src', 'app.ts')
+
+// Fill in this config with all the configurations
+// needed for testing the application
+function config () {
+  return {
+    skipOverride: true // Register our application with fastify-plugin
+  }
+}
+
+// Automatically build and tear down our instance
+async function build (t: TestContext) {
+  // you can set all the options supported by the fastify CLI command
+  const argv = [AppPath]
+
+  // fastify-plugin ensures that all decorators
+  // are exposed for testing purposes, this is
+  // different from the production setup
+  const app = await helper.build(argv, config())
+
+  // Tear down our app after we are done
+  // eslint-disable-next-line no-void
+  t.after(() => void app.close())
+
+  return app
+}
+
+export {
+  config,
+  build
+}