@plugnet/util/number/toHex.spec.js

A collection of useful utilities for @plugnet

"use strict";

var _ = require(".");

// Copyright 2017-2019 @polkadot/util authors & contributors
// This software may be modified and distributed under the terms
// of the Apache-2.0 license. See the LICENSE file for details.
describe('numberToHex', () => {
  it('converts undefined to 0x', () => {
    expect((0, _.numberToHex)()).toEqual('0x');
  });
  it('converts null to 0x', () => {
    expect((0, _.numberToHex)(null)).toEqual('0x');
  });
  it('converts Nan to 0x', () => {
    expect((0, _.numberToHex)(NaN)).toEqual('0x');
  });
  it('converts 0 to 0x00', () => {
    expect((0, _.numberToHex)(0)).toEqual('0x00');
  });
  it('converts number to hex', () => {
    expect((0, _.numberToHex)(0x1245)).toEqual('0x1245');
  });
  it('converts number to hex (specfified bitLength)', () => {
    expect((0, _.numberToHex)(0x1245, 32)).toEqual('0x00001245');
  });
});