import { describe, it, expect, beforeEach, afterEach } from 'vitest'
import { getDb, setDbPathForTest } from '../../server/utils/db.js'
import { migrateFeedsToDevices } from '../../server/utils/migrateFeedsToDevices.js'

describe('migrateFeedsToDevices', () => {
  beforeEach(() => {
    setDbPathForTest(':memory:')
  })

  afterEach(() => {
    setDbPathForTest(null)
  })

  it('runs without error when devices table is empty', async () => {
    const db = await getDb()
    await expect(migrateFeedsToDevices()).resolves.toBeUndefined()
    const rows = await db.all('SELECT id FROM devices')
    expect(rows.length).toBeGreaterThanOrEqual(0)
  })

  it('is no-op when devices already has rows', async () => {
    const db = await getDb()
    await db.run(
      'INSERT INTO devices (id, name, device_type, vendor, lat, lng, stream_url, source_type, config) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)',
      ['existing', 'Existing', 'feed', null, 0, 0, '', 'mjpeg', null],
    )
    await migrateFeedsToDevices()
    const rows = await db.all('SELECT id FROM devices')
    expect(rows).toHaveLength(1)
    expect(rows[0].id).toBe('existing')
  })
})