diff --git a/web/olm/olm.test.js b/web/olm/olm.test.js
--- a/web/olm/olm.test.js
+++ b/web/olm/olm.test.js
@@ -15,4 +15,14 @@
     account.generate_prekey();
     expect(account.prekey()).toBeDefined();
   });
+  it('should be able to generate and return one-time keys', async () => {
+    await olm.init();
+    const account = new olm.Account();
+    account.create();
+    account.generate_one_time_keys(5);
+    const oneTimeKeysObject = JSON.parse(account.one_time_keys());
+    expect(oneTimeKeysObject).toBeDefined();
+    const oneTimeKeys = oneTimeKeysObject.curve25519;
+    expect(Object.keys(oneTimeKeys).length).toBe(5);
+  });
 });