moy-fp/test/List/uniq.test.js

A functional programming library.

import __ from '../../src/Function/__'
/**
 * [a] -> [a]
 */
import uniq from '../../src/List/uniq'

test('uniq(not using __), not mix item type', () => {
  expect(
    uniq([{a: 1}, {a: 2}, {a: 2}, {a: 3}, {a: 1}, {a: 4}, {a: 3}])
  ).toEqual([{a: 1}, {a: 2}, {a: 3}, {a: 4}])
})

test('uniq(not using __), mix item type', () => {
  expect(
    uniq([false, 0, {a: 1}, '0', 'o', 'false', {a: 1}, '0', 0, false, 'o'])
  ).toEqual([false, 0, {a: 1}, '0', 'o', 'false'])
})

test('uniq(using __), not mix item type', () => {
  expect(
    uniq(__)([{a: 1}, {a: 2}, {a: 2}, {a: 3}, {a: 1}, {a: 4}, {a: 3}])
  ).toEqual([{a: 1}, {a: 2}, {a: 3}, {a: 4}])
})