import { describe, test, expect } from 'vitest';
import { Footer } from './Footer';

const toHtml = (Footer as any).toHtml;

describe('Footer.toHtml text escaping (attacker-controlled `text` prop)', () => {
  test('a tag-breakout attempt in text is neutralized (no injected element)', () => {
    const { html } = toHtml({ text: '</footer><img src=x onerror=alert(1)>' }, '');
    expect(html).not.toContain('<img');
    expect(html).toContain('&lt;img');
  });

  test('ampersand is escaped for well-formed text content (consistency with escapeHtml)', () => {
    const { html } = toHtml({ text: 'Terms & Conditions' }, '');
    expect(html).toContain('Terms &amp; Conditions');
  });

  test('a normal copyright text value still renders unchanged', () => {
    const { html } = toHtml({ text: '© 2026 MySite. All rights reserved.' }, '');
    expect(html).toContain('© 2026 MySite. All rights reserved.');
  });
});