moy-fp/test/String/replace.test.js

A functional programming library.

import __ from '../../src/Function/__'
/**
 * RegExp | String -> String | (($0, $1, ..., index, String) -> String) -> String -> String
 */
import replace from '../../src/String/replace'

test('replace(not using __), string and string', () => {
  expect(
    replace('a')('e')('murakami')
  ).toBe('murekami')
})

test('replace(not using __), regexp without flag g and string', () => {
  expect(
    replace(/a/)('e')('murakami')
  ).toBe('murekami')
})

test('replace(not using __), regexp with flag g and string', () => {
  expect(
    replace(/a/g)('e')('murakami')
  ).toBe('murekemi')
})

test('replace(not using __), string and function', () => {
  expect(
    replace('a')($0 => $0 + 'g')('murakami')
  ).toBe('muragkami')
})

test('replace(not using __), regexp without flag g and function', () => {
  expect(
    replace(/([kr])a/)(($0, $1) => 'g' + $0 + $1)('murakami')
  ).toBe('mugrarkami')
})

test('replace(not using __), regexp whth flag g and function', () => {
  expect(
    replace(/([kr])a/g)(($0, $1) => 'g' + $0 + $1)('murakami')
  ).toBe('mugrargkakmi')
})

test('replace(using __), string and string', () => {
  expect(
    replace('a', __, 'murakami')('e')
  ).toBe('murekami')
})