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import {reject} from './reject'
const isOdd = n => n % 2 === 1
test('with array', () => {  expect(reject(isOdd)([1, 2, 3, 4])).toEqual([2, 4])})
test('with object', () => {  const obj = {    a: 1,    b: 2,    c: 3,    d: 4,  }  expect(reject(isOdd, obj)).toEqual({    b: 2,    d: 4,  })})