@aller/blink/src/utils/__tests__/round.test.ts

A library for tracking user behaviour.

import { round } from '../round';

describe('round', () => {
  it('should round to two decimals', () => {
    expect(round(25.888, 2)).toBe(25.89);
  });

  it('should default to zero decimals', () => {
    expect(round(12)).toBe(12);
  });

  it('should round int to float', () => {
    expect(round(150, 3)).toBe(150.0);
  });

  it('should round down when that makes sense', () => {
    expect(round(1.12, 1)).toBe(1.1);
  });
});