diff --git a/api/package.json b/api/package.json
index efaedb577f9..f8c53e9fa54 100644
--- a/api/package.json
+++ b/api/package.json
@@ -33,8 +33,9 @@
   },
   "scripts": {
     "build": "tsc index.ts",
+    "develop": "nodemon index.ts",
     "start": "NODE_ENV=production node index.js",
-    "develop": "nodemon index.ts"
+    "test": "NODE_OPTIONS='--test-only' ts-node **/*.test.ts"
   },
   "version": "0.0.1"
 }
diff --git a/api/utils/index.test.ts b/api/utils/index.test.ts
new file mode 100644
index 00000000000..6b6eb6bff52
--- /dev/null
+++ b/api/utils/index.test.ts
@@ -0,0 +1,18 @@
+import assert from 'node:assert';
+// eslint-disable-next-line import/no-unresolved
+import { describe, it } from 'node:test';
+import { base64URLEncode, challenge, verifier } from '.';
+
+describe('utils', { only: true }, () => {
+  it('base64URLEncode', () => {
+    assert.strictEqual(base64URLEncode(Buffer.from('test')), 'dGVzdA');
+  });
+  it('verifier', () => {
+    const v = verifier;
+    assert.strictEqual(v.length, 43);
+  });
+  it('challenge', () => {
+    const c = challenge;
+    assert.strictEqual(c.length, 43);
+  });
+});