import { describe, it, expect, vi, beforeEach } from 'vitest'
import { readFileSync } from 'node:fs'
import { join } from 'node:path'
import { geizhalsScraper } from '@/lib/scrapers/geizhals'

const fixture = readFileSync(join(__dirname, '../fixtures/geizhals-gpu.html'), 'utf-8')

beforeEach(() => {
  global.fetch = vi.fn().mockResolvedValue({
    ok: true,
    status: 200,
    text: async () => fixture,
  }) as unknown as typeof fetch
})

describe('geizhalsScraper', () => {
  it('extracts price and name', async () => {
    const r = await geizhalsScraper.scrape('https://geizhals.de/test')
    expect(r.price).toBeGreaterThan(0)
    expect(r.currency).toBe('EUR')
    expect(r.name).toBeTruthy()
  })

  it('returns error on HTTP failure', async () => {
    global.fetch = vi.fn().mockResolvedValue({
      ok: false, status: 503, text: async () => '',
    }) as unknown as typeof fetch
    const r = await geizhalsScraper.scrape('https://geizhals.de/test')
    expect(r.price).toBeNull()
    expect(r.error).toMatch(/HTTP 503/)
  })
})