text: /**
   * Copyright (c) 2015-present, Facebook, Inc.
   *
   * 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';
  
  jest.unmock('event-target-shim').setMock('../../BatchedBridge/NativeModules', {
    BlobModule: require('../__mocks__/BlobModule'),
    FileReaderModule: require('../__mocks__/FileReaderModule'),
  });
  
  var Blob = require('../Blob');
  var FileReader = require('../FileReader');
  
  describe('FileReader', function() {
    it('should read blob as text', async () => {
      const e = await new Promise((resolve, reject) => {
        const reader = new FileReader();
        reader.onload = resolve;
        reader.onerror = reject;
        reader.readAsText(new Blob());
      });
      expect(e.target.result).toBe('');
    });
  
    it('should read blob as data URL', async () => {
      const e = await new Promise((resolve, reject) => {
        const reader = new FileReader();
        reader.onload = resolve;
        reader.onerror = reject;
        reader.readAsDataURL(new Blob());
      });
      expect(e.target.result).toBe('data:text/plain;base64,NDI=');
    });
  });
  