import { expect, test } from 'vitest'

import { extract } from './extract.js'

test('default', () => {
	expect(
		extract({ foo: 1, bar: 'wagmi' }, { format: () => ({ foo: null }) }),
	).toEqual({ foo: 1 })
	expect(
		extract({ foo: 1, bar: 'wagmi' }, { format: () => ({ baz: null }) }),
	).toEqual({})
	expect(extract({ foo: 1, bar: 'wagmi' }, { format: undefined })).toEqual({})
})