mes-budgets-participatifs/src/__tests__/components/Footer.test.tsx

import React from 'react';
import { render, screen } from '@testing-library/react';
import '@testing-library/jest-dom';
import Footer from '../../components/Footer';

// Mock des dépendances
jest.mock('@/lib/project.config', () => ({
  PROJECT_CONFIG: {
    repository: {
      url: 'https://github.com/example/repo'
    }
  }
}));

jest.mock('@/lib/services', () => ({
  settingsService: {
    getStringValue: jest.fn().mockResolvedValue('Développé avec ❤️ pour faciliter la démocratie participative - [Logiciel libre et open source](GITURL) et transparent pour tous')
  }
}));

describe('Footer', () => {
  beforeEach(() => {
    // Mock des variables d'environnement
    process.env.NEXT_PUBLIC_SUPABASE_URL = 'https://test.supabase.co';
    process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY = 'test-key';
  });

  afterEach(() => {
    jest.clearAllMocks();
  });

  it('should render footer with basic content', async () => {
    render(<Footer />);

    // Attendre que le contenu se charge
    await screen.findByText(/Développé avec ❤️/);
    expect(screen.getByText(/Développé avec ❤️/)).toBeInTheDocument();
  });

  it('should render footer with home variant', async () => {
    render(<Footer variant="home" />);

    await screen.findByText(/Développé avec ❤️/);
    const footer = screen.getByText(/Développé avec ❤️/).closest('div');
    expect(footer).toHaveClass('text-center', 'mt-16', 'pb-8');
  });

  it('should render footer with public variant (default)', async () => {
    render(<Footer variant="public" />);

    await screen.findByText(/Développé avec ❤️/);
    const footer = screen.getByText(/Développé avec ❤️/).closest('div');
    expect(footer).toHaveClass('text-center', 'mt-16', 'pb-20');
  });

  it('should apply custom className', async () => {
    render(<Footer className="custom-class" />);

    await screen.findByText(/Développé avec ❤️/);
    const footer = screen.getByText(/Développé avec ❤️/).closest('div');
    expect(footer).toHaveClass('custom-class');
  });

  it('should handle Supabase not configured', async () => {
    // Simuler Supabase non configuré
    process.env.NEXT_PUBLIC_SUPABASE_URL = 'https://placeholder.supabase.co';
    
    render(<Footer />);

    await screen.findByText(/Développé avec ❤️/);
    expect(screen.getByText(/Développé avec ❤️/)).toBeInTheDocument();
  });

  it('should handle Supabase error gracefully', async () => {
    // Simuler une erreur Supabase
    const { settingsService } = require('@/lib/services');
    settingsService.getStringValue.mockRejectedValueOnce(new Error('Supabase error'));
    
    render(<Footer />);

    await screen.findByText(/Développé avec ❤️/);
    expect(screen.getByText(/Développé avec ❤️/)).toBeInTheDocument();
  });

  it('should render links when footer message contains markdown links', async () => {
    const { settingsService } = require('@/lib/services');
    settingsService.getStringValue.mockResolvedValueOnce('Check our [repository](GITURL) for more info');
    
    render(<Footer />);

    await screen.findByText(/Check our/);
    const link = screen.getByRole('link', { name: /repository/i });
    expect(link).toHaveAttribute('href', 'https://github.com/example/repo');
    expect(link).toHaveAttribute('target', '_blank');
    expect(link).toHaveAttribute('rel', 'noopener noreferrer');
  });

  it('should handle multiple links in footer message', async () => {
    const { settingsService } = require('@/lib/services');
    settingsService.getStringValue.mockResolvedValueOnce('Check our [docs](GITURL) and [code](GITURL)');
    
    render(<Footer />);

    await screen.findByText(/Check our/);
    const links = screen.getAllByRole('link');
    expect(links).toHaveLength(2);
    links.forEach(link => {
      expect(link).toHaveAttribute('href', 'https://github.com/example/repo');
    });
  });

  it('should handle footer message without links', async () => {
    const { settingsService } = require('@/lib/services');
    settingsService.getStringValue.mockResolvedValueOnce('Simple footer message without links');
    
    render(<Footer />);

    await screen.findByText(/Simple footer message/);
    expect(screen.getByText(/Simple footer message/)).toBeInTheDocument();
    expect(screen.queryByRole('link')).not.toBeInTheDocument();
  });

  it('should handle special characters in footer message', async () => {
    const { settingsService } = require('@/lib/services');
    settingsService.getStringValue.mockResolvedValueOnce('Footer with special chars: @#$%^&*()');
    
    render(<Footer />);

    await screen.findByText(/Footer with special chars/);
    expect(screen.getByText(/Footer with special chars/)).toBeInTheDocument();
  });

  it('should handle HTML in footer message safely', async () => {
    const { settingsService } = require('@/lib/services');
    settingsService.getStringValue.mockResolvedValueOnce('Footer with <script>alert("xss")</script> content');
    
    render(<Footer />);

    await screen.findByText(/Footer with/);
    expect(screen.getByText(/Footer with/)).toBeInTheDocument();
    // HTML should not be interpreted
    expect(screen.queryByText('xss')).not.toBeInTheDocument();
  });
});