Merge pull request #4 from IgorVolochay/frontend

frontend/src/App.test.js

@@ -1,8 +1,15 @@
-import { render, screen } from '@testing-library/react';
+import React, { act } from 'react';
+import { createRoot } from 'react-dom/client';
 import App from './App';
 
-test('renders learn react link', () => {
-  render(<App />);
-  const linkElement = screen.getByText(/learn react/i);
-  expect(linkElement).toBeInTheDocument();
+test('renders app without crashing', async () => {
+  const container = document.createElement('div');
+  document.body.appendChild(container);
+  
+  await act(async () => {
+    const root = createRoot(container);
+    root.render(<App />);
+  });
+
+  expect(container.innerHTML).toBeTruthy();
 });