const {test} = require('node:test'); const assert = require('node:assert'); const UserData = require('../../src/io/userData'); test('spec', () => { const userData = new UserData(); assert.strictEqual(typeof userData, 'object'); assert.strictEqual(typeof userData.postData, 'function'); assert.strictEqual(typeof userData.getUsername, 'function'); }); test('getUsername returns empty string initially', () => { const userData = new UserData(); assert.strictEqual(userData.getUsername(), ''); }); test('postData sets the username', () => { const userData = new UserData(); userData.postData({username: 'TEST'}); assert.strictEqual(userData.getUsername(), 'TEST'); });