Method addCallback

packages/core/src/testability/testability.ts:221–230

(cb: Function, timeout?: number, updateCb?: Function)

  }

  private addCallback(cb: Function, timeout?: number, updateCb?: Function) {
    let timeoutId: any = -1;
    if (timeout && timeout > 0) {
      timeoutId = setTimeout(() => {
        this._callbacks = this._callbacks.filter((cb) => cb.timeoutId !== timeoutId);
        cb();
      }, timeout);
    }
    this._callbacks.push(<WaitCallback>{doneCb: cb, timeoutId: timeoutId, updateCb: updateCb});
  }

  /**
   * Wait for the application to be stable with a timeout. If the timeout is reached before that