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import { add } from './add.js'import { getter, reset, setter } from './getter.js'
afterEach(() => {  reset()})
test('happy', () => {  const key = 'foo'  setter(key, 1)
  expect(getter(key)).toBe(1)})
test('docs example', () => {  setter('foo', 'bar')  setter('a', 1)  expect(getter([ 'foo', 'a' ])).toEqual({    foo : 'bar',    a   : 1,  })
  setter('a', 2)  expect(getter('a')).toBe(2)  reset()  expect(getter('a')).toBeUndefined()})
test('when array is key in getter', () => {  setter({    a : 1,    b : 2,    c : 3,  })
  expect(getter([ 'a', 'b' ])).toEqual({    a : 1,    b : 2,  })})
test('getter with undefined as key returns all', () => {  const data = {    a : 1,    b : 2,    c : 3,  }
  setter(data)
  expect(getter()).toEqual(data)})
test('function as setter value', () => {  const data = {    a : 1,    b : 2,    c : 3,  }
  setter(data)  setter('a', add(10))
  expect(getter()).toEqual({    a : 11,    b : 2,    c : 3,  })})
test('setter fallbacks to undefined', () => {  expect(setter()).toBeUndefined})