/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */

/**
 * Injectable completer that allows signaling completion of an asynchronous test. Used internally.
 */
export class AsyncTestCompleter {
  // TODO(issue/24571): remove '!'.
  private _resolve !: (result: any) => void;
  // TODO(issue/24571): remove '!'.
  private _reject !: (err: any) => void;
  private _promise: Promise<any> = new Promise((res, rej) => {
    this._resolve = res;
    this._reject = rej;
  });
  done(value?: any) { this._resolve(value); }

  fail(error?: any, stackTrace?: string) { this._reject(error); }

  get promise(): Promise<any> { return this._promise; }
}