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

describe('LoadingSpinner', () => {
  it('should render spinner', () => {
    render(<LoadingSpinner />);

    const spinner = screen.getByRole('status');
    expect(spinner).toBeInTheDocument();
    expect(spinner).toHaveAttribute('aria-label', 'Chargement en cours');
  });

  it('should render with default size', () => {
    render(<LoadingSpinner />);

    const spinner = screen.getByRole('status');
    expect(spinner).toHaveClass('h-8', 'w-8');
  });

  it('should render with small size', () => {
    render(<LoadingSpinner size="sm" />);

    const spinner = screen.getByRole('status');
    expect(spinner).toHaveClass('h-4', 'w-4');
  });

  it('should render with large size', () => {
    render(<LoadingSpinner size="lg" />);

    const spinner = screen.getByRole('status');
    expect(spinner).toHaveClass('h-12', 'w-12');
  });

  it('should render with custom text', () => {
    render(<LoadingSpinner text="Chargement..." />);

    const visibleText = screen.getByText('Chargement...', { selector: 'p' });
    expect(visibleText).toBeInTheDocument();
  });

  it('should not render text when not provided', () => {
    render(<LoadingSpinner />);

    const visibleParagraph = screen.queryByText('Chargement...', { selector: 'p' });
    expect(visibleParagraph).not.toBeInTheDocument();
  });

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

    const container = screen.getByRole('status').parentElement;
    expect(container).toHaveClass('custom-class');
  });

  it('should have accessibility attributes', () => {
    render(<LoadingSpinner />);

    const spinner = screen.getByRole('status');
    expect(spinner).toHaveAttribute('aria-label', 'Chargement en cours');

    const srOnly = screen.getByText('Chargement...');
    expect(srOnly).toHaveClass('sr-only');
  });

  it('should have spinning animation', () => {
    render(<LoadingSpinner />);

    const spinner = screen.getByRole('status');
    expect(spinner).toHaveClass('animate-spin');
  });
});