import { Handler } from 'tapimo/server'

describe('Handler.relay', () => {
  test('accepts Tempo API defaults', () => {
    expectTypeOf(Handler.relay()).toEqualTypeOf<Handler.Handler>()
    expectTypeOf(Handler.relay({ apiKey: 'secret_api_key' })).toEqualTypeOf<Handler.Handler>()
  })

  test('accepts a sponsorship details callback', () => {
    type OnSponsored = NonNullable<NonNullable<Handler.relay.Options['feePayer']>['onSponsored']>

    expectTypeOf<ReturnType<OnSponsored>>().toEqualTypeOf<
      { subsidized: boolean } | Promise<{ subsidized: boolean } | void> | void
    >()
  })
})