import { describe, it, expect } from 'vitest'
import { processBooking } from '../../skills/calendar-site/template/functions/api/book'

// The harness must reach code inside a skill's template/ directory, which is
// part of no tsc project. This pins that reach; if it breaks, every template
// test below it is unreachable.
describe('harness reaches skill template functions', () => {
  it('imports and runs a template Pages Function against an injected fake D1', async () => {
    const lines: string[] = []
    const fakeDb = {
      prepare: () => ({
        bind() {
          return this
        },
        run: async () => ({ meta: { changes: 1 } }),
      }),
    }
    const res = await processBooking(
      {
        slotStart: '2026-01-01T09:00:00Z',
        slotEnd: '2026-01-01T09:30:00Z',
        name: 'harness',
        email: 'h@e.com',
      } as never,
      { DB: fakeDb } as never,
      (l) => lines.push(l),
      () => 'fixed-id',
    )
    expect(res.status).toBe(200)
    expect(lines.join('\n')).toContain('[calendar-booking]')
  })
})