react-native/Libraries/Blob/__tests__/URL-test.js

/**
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @format
 * @emails oncall+react_native
 */
'use strict';

const URL = require('URL').URL;

describe('URL', function() {
  it('should pass Mozilla Dev Network examples', () => {
    const a = new URL('/', 'https://developer.mozilla.org');
    expect(a.href).toBe('https://developer.mozilla.org/');
    const b = new URL('https://developer.mozilla.org');
    expect(b.href).toBe('https://developer.mozilla.org/');
    const c = new URL('en-US/docs', b);
    expect(c.href).toBe('https://developer.mozilla.org/en-US/docs');
    const d = new URL('/en-US/docs', b);
    expect(d.href).toBe('https://developer.mozilla.org/en-US/docs');
    const f = new URL('/en-US/docs', d);
    expect(f.href).toBe('https://developer.mozilla.org/en-US/docs');
    // from original test suite, but requires complex implementation
    // const g = new URL(
    //   '/en-US/docs',
    //   'https://developer.mozilla.org/fr-FR/toto',
    // );
    // expect(g.href).toBe('https://developer.mozilla.org/en-US/docs');
    const h = new URL('/en-US/docs', a);
    expect(h.href).toBe('https://developer.mozilla.org/en-US/docs');
  });
});