import React from 'react';
import { describe, it, expect } from 'vitest';
import { render, screen } from '@testing-library/react';
import { AuthFooterLinks } from './AuthFooterLinks';

describe('AuthFooterLinks', () => {
  describe('rendering', () => {
    it('should render with single child', () => {
      render(
        <AuthFooterLinks>
          <a href="/forgot-password">Forgot password?</a>
        </AuthFooterLinks>
      );

      expect(screen.getByText('Forgot password?')).toBeInTheDocument();
    });

    it('should render with multiple children', () => {
      render(
        <AuthFooterLinks>
          <a href="/forgot-password">Forgot password?</a>
          <a href="/register">Create account</a>
          <a href="/help">Help</a>
        </AuthFooterLinks>
      );

      expect(screen.getByText('Forgot password?')).toBeInTheDocument();
      expect(screen.getByText('Create account')).toBeInTheDocument();
      expect(screen.getByText('Help')).toBeInTheDocument();
    });

    it('should render with button children', () => {
      render(
        <AuthFooterLinks>
          <button type="button">Back</button>
          <button type="button">Continue</button>
        </AuthFooterLinks>
      );

      expect(screen.getByText('Back')).toBeInTheDocument();
      expect(screen.getByText('Continue')).toBeInTheDocument();
    });

    it('should render with mixed element types', () => {
      render(
        <AuthFooterLinks>
          <a href="/forgot-password">Forgot password?</a>
          <button type="button">Back</button>
          <span>Need help?</span>
        </AuthFooterLinks>
      );

      expect(screen.getByText('Forgot password?')).toBeInTheDocument();
      expect(screen.getByText('Back')).toBeInTheDocument();
      expect(screen.getByText('Need help?')).toBeInTheDocument();
    });
  });

  describe('accessibility', () => {
    it('should have proper semantic structure', () => {
      render(
        <AuthFooterLinks>
          <a href="/forgot-password">Forgot password?</a>
        </AuthFooterLinks>
      );

      // The component uses Group which should have proper semantics
      expect(screen.getByText('Forgot password?')).toBeInTheDocument();
    });

    it('should maintain focus order', () => {
      render(
        <AuthFooterLinks>
          <a href="/forgot-password">Forgot password?</a>
          <a href="/register">Create account</a>
        </AuthFooterLinks>
      );

      const links = screen.getAllByRole('link');
      expect(links).toHaveLength(2);
    });
  });

  describe('edge cases', () => {
    it('should handle empty children', () => {
      render(<AuthFooterLinks>{null}</AuthFooterLinks>);
      // Component should render without errors
    });

    it('should handle undefined children', () => {
      render(<AuthFooterLinks>{undefined}</AuthFooterLinks>);
      // Component should render without errors
    });

    it('should handle empty string children', () => {
      render(<AuthFooterLinks>{''}</AuthFooterLinks>);
      // Component should render without errors
    });

    it('should handle nested children', () => {
      render(
        <AuthFooterLinks>
          <div>
            <a href="/forgot-password">Forgot password?</a>
          </div>
        </AuthFooterLinks>
      );

      expect(screen.getByText('Forgot password?')).toBeInTheDocument();
    });

    it('should handle complex link structures', () => {
      render(
        <AuthFooterLinks>
          <a href="/forgot-password">
            <span>Forgot</span>
            <span>password?</span>
          </a>
        </AuthFooterLinks>
      );

      expect(screen.getByText('Forgot')).toBeInTheDocument();
      expect(screen.getByText('password?')).toBeInTheDocument();
    });
  });
});