libphonenumber-js/source/formatIncompletePhoneNumber.test.js

A simpler (and smaller) rewrite of Google Android's libphonenumber library in javascript

import formatIncompletePhoneNumber from './formatIncompletePhoneNumber.js'

import metadata from '../metadata.min.json' assert { type: 'json' }

describe('formatIncompletePhoneNumber', () => {
	it('should format parsed input value', () => {
		let result

		// National input.
		formatIncompletePhoneNumber('880055535', 'RU', metadata).should.equal('8 (800) 555-35')

		// International input, no country.
		formatIncompletePhoneNumber('+780055535', null, metadata).should.equal('+7 800 555 35')

		// International input, no country argument.
		formatIncompletePhoneNumber('+780055535', metadata).should.equal('+7 800 555 35')

		// International input, with country.
		formatIncompletePhoneNumber('+780055535', 'RU', metadata).should.equal('+7 800 555 35')
	})

	it('should support an object argument', () => {
		formatIncompletePhoneNumber('880055535', { defaultCountry: 'RU' }, metadata).should.equal('8 (800) 555-35')
		formatIncompletePhoneNumber('880055535', { defaultCallingCode: '7' }, metadata).should.equal('8 (800) 555-35')
	})
})