public void UpdateGroupBuyingInfo()
{
var result = _client.GetGroupBuyingProductList(1, 1000, false, "");
result.ThrowIfException();
Assert.IsNull(result.Exception);
Assert.IsNotNull(result.Result);
var result2 = _client.UpdateGroupBuyingInfo(result.Result.Source.ToList());
result2.ThrowIfException();
Assert.IsNull(result2.Exception);
Assert.IsNotNull(result2.Result);
}