diff --git a/eslint.config.mjs b/eslint.config.mjs
index e3169bd..1e37c80 100644
--- a/eslint.config.mjs
+++ b/eslint.config.mjs
@@ -8,7 +8,11 @@ export default [
     languageOptions: { sourceType: 'commonjs' },
   },
   {
-    files: ['files/app/**/*.js', 'files-override/app/**/*.js'],
+    files: [
+      'files/app/**/*.js',
+      'files-override/app/**/*.js',
+      'files-override/tests/**/*.js',
+    ],
     languageOptions: {
       sourceType: 'module',
       globals: {
diff --git a/files-override/tests/index.html b/files-override/tests/index.html
index abfaade..860a56c 100644
--- a/files-override/tests/index.html
+++ b/files-override/tests/index.html
@@ -28,8 +28,14 @@
     <script src="/@embroider/core/vendor.js"></script>
     <script src="/@embroider/core/test-support.js"></script>
     <script src="/@embroider/core/entrypoint" type="module"></script>
-    <script src="/@embroider/core/test-entrypoint" type="module"></script>
+    <script type="module">import "ember-testing";</script>
 
-    {{content-for "body-footer"}} {{content-for "test-body-footer"}}
+    <script type="module">
+      import { start } from './test-helper';
+      import.meta.glob("./**/*.{js,gjs,gts}", { eager: true });
+      start();
+    </script>
+
+    {{content-for "body-footer"}}
   </body>
 </html>
diff --git a/files-override/tests/test-helper.js b/files-override/tests/test-helper.js
new file mode 100644
index 0000000..7f12431
--- /dev/null
+++ b/files-override/tests/test-helper.js
@@ -0,0 +1,14 @@
+import Application from '<%= name %>/app';
+import config from '<%= name %>/config/environment';
+import * as QUnit from 'qunit';
+import { setApplication } from '@ember/test-helpers';
+import { setup } from 'qunit-dom';
+import { start as qunitStart } from 'ember-qunit';
+
+export function start() {
+  setApplication(Application.create(config.APP));
+
+  setup(QUnit.assert);
+
+  qunitStart();
+}