message: test(service-worker): add helper function remove individual cache
  This commit adds a helper method to remove individual cached items.
  PR Close
diff: @@ -1762,6 +1762,16 @@ describe('Driver', () => {
  });
  })();
  +async function removeAssetFromCache(
  + scope: SwTestHarness, appVersionManifest: Manifest, assetPath: string) {
  + const assetGroupName =
  + appVersionManifest.assetGroups?.find(group => group.urls.includes(assetPath))?.name;
  + const cacheName = `${scope.cacheNamePrefix}:${sha1(JSON.stringify(appVersionManifest))}:assets:${
  + assetGroupName}:cache`;
  + const cache = await scope.caches.open(cacheName);
  + return cache.delete(assetPath);
  +}
  +
  async function makeRequest(
  scope: SwTestHarness, url: string, clientId: string|null = 'default',
  init?: Object): Promise<string|null> {
  