fnumber/test/index.js

A small number formatter.

'use strict';

var expect = require('chai').expect;
var formatNumber = require('../');

describe('formatNumber', function() {
  it('default options with number', function() {
    var number = 9999999;
    var formattedNumber = formatNumber(number);
    expect(formattedNumber).to.eq('9,999,999');
  });

  it('default options with string', function() {
    var number = '9999999';
    var formattedNumber = formatNumber(number);
    expect(formattedNumber).to.eq('9,999,999');
  });

  it('rounding', function() {
    var number = '9999999.41112';
    var formattedNumber = formatNumber(number, { round: 2 });
    expect(formattedNumber).to.eq('9,999,999.41');
  });

  it('sections delimiter', function() {
    var number = '9999999';
    var formattedNumber = formatNumber(number, { sectionsDelimiter: ' ' });
    expect(formattedNumber).to.eq('9 999 999');
  });

  it('decimal point', function() {
    var number = 9.9;
    var formattedNumber = formatNumber(number, { decimal: '|', round: 1 });
    expect(formattedNumber).to.eq('9|9');
  });
});