@tetcoin/util/polyfill/textEncoder.spec.js

A collection of useful utilities for @tetcoin

"use strict";

// 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('TextEncoder', () => {
  let origTE;
  beforeEach(() => {
    origTE = global.TextEncoder;
  });
  afterEach(() => {
    global.TextEncoder = origTE;
  });
  it('polyfills with no exceptions (without TextEncoder)', () => {
    global.TextEncoder = null;
    expect(require('./textEncoder')).toBeDefined();
    expect(global.TextEncoder).toBeDefined();
  });
  it('polyfills with no exceptions (with TextEncoder)', () => {
    global.TextEncoder = require('util').TextEncoder;
    expect(require('./textEncoder')).toBeDefined();
    expect(global.TextEncoder).toBeDefined();
  });
});