// @vitest-environment nuxt
import { vi, describe, it, expect } from 'vitest';

import { useRoute } from 'vue-router';
import { useSlug } from '../use-slug';

vi.mock('vue-router', async (importOriginal) => {
  const mod = await importOriginal<typeof import('vue-router')>();
  return { ...mod, useRoute: vi.fn() };
});

describe('useSlug', () => {
  it('конвертирует kebab-case slug', () => {
    vi.mocked(useRoute).mockReturnValue({ params: { slug: 'john-doe' } } as any);
    const slug = useSlug();
    expect(slug.value).toBe('john doe');
  });

  it('пустая строка если slug отсутствует', () => {
    vi.mocked(useRoute).mockReturnValue({ params: {} } as any);
    const slug = useSlug();
    expect(slug.value).toBe('');
  });

  it('кастомное имя параметра', () => {
    vi.mocked(useRoute).mockReturnValue({ params: { name: 'big-tits' } } as any);
    const slug = useSlug('name');
    expect(slug.value).toBe('big tits');
  });

  it('slug с подчёркиваниями', () => {
    vi.mocked(useRoute).mockReturnValue({ params: { slug: 'some_thing' } } as any);
    const slug = useSlug();
    expect(slug.value).toBe('some-thing');
  });
});