Function patchDecodeBase64

packages/service-worker/testing/mock.ts:11–25

(proto: {decodeBase64: typeof atob})

import {Subject} from 'rxjs';

export const patchDecodeBase64 = (proto: {decodeBase64: typeof atob}) => {
  let unpatch: () => void = () => undefined;

  if (typeof atob === 'undefined' && typeof Buffer === 'function') {
    const oldDecodeBase64 = proto.decodeBase64;
    const newDecodeBase64 = (input: string) => Buffer.from(input, 'base64').toString('binary');

    proto.decodeBase64 = newDecodeBase64;
    unpatch = () => {
      proto.decodeBase64 = oldDecodeBase64;
    };
  }

  return unpatch;
};

export class MockServiceWorkerContainer {
  private onControllerChange: Function[] = [];