public void SelectGroupBuyingProductsById() { var result = _client.SelectGroupBuyingProductsById("PT36899178"); result.ThrowIfException(); Assert.IsNull(result.Exception); Assert.IsNotNull(result.Result); var result2 = _client.SelectProductInfoByPid("PT19408240", result.Result[0]); result2.ThrowIfException(); Assert.IsNull(result2.Exception); Assert.IsNotNull(result2.Result); }