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import {indexBy} from './indexBy'import {prop} from './prop'
test('happy', () => {  const list = [    {id: 1},    {      id: 1,      a: 2,    },    {id: 2},    {id: 10},    {id: 'a'},  ]
  expect(indexBy(prop('id'))(list)).toEqual({    1: {      id: 1,      a: 2,    },    2: {id: 2},    10: {id: 10},    a: {id: 'a'},  })})
test('with string as condition', () => {  const list = [{id: 1}, {id: 2}, {id: 10}, {id: 'a'}]  const standardResult = indexBy(obj => obj.id, list)  const suggestionResult = indexBy('id', list)
  expect(standardResult).toEqual(suggestionResult)})
test('with string - bad path', () => {  const list = [    {      a: {        b: 1,        c: 2,      },    },    {a: {c: 4}},    {},    {      a: {        b: 10,        c: 20,      },    },  ]
  const result = indexBy('a.b', list)  const expected = {    1: {      a: {        b: 1,        c: 2,      },    },    10: {      a: {        b: 10,        c: 20,      },    },    undefined: {},  }
  expect(result).toEqual(expected)})