12345678910111213141516171819
import { find } from './find.js'import { propEq } from './propEq.js'
const list = [ { a : 1 }, { a : 2 }, { a : 3 } ]
test('happy', () => {  const fn = propEq(2, 'a')  expect(find(fn, list)).toEqual({ a : 2 })})
test('with curry', () => {  const fn = propEq(4, 'a')  expect(find(fn)(list)).toBeUndefined()})
test('with empty list', () => {  expect(find(() => true, [])).toBeUndefined()})