Function createTestingDocument

src/test/DocumentCreation.ts:123–134

(overrides: {} | null = null)

 * @param overrides Can add a new variable to Global or override an existing one.
 */
export function createTestingDocument(overrides: {} | null = null): Document {
  const customGlobal = Object.assign({}, GlobalScope, overrides);
  const document = new Document(customGlobal);
  document.postMessage = () => {};
  document.isConnected = true;
  document.appendChild((document.body = document.createElement('body')));

  customGlobal.localStorage = createStorage(document, StorageLocation.Local, {});
  customGlobal.sessionStorage = createStorage(document, StorageLocation.Session, {});

  return document;
}