public void InsertProductStatusTest()
{
var result = controller.InsertOneProduct(JsonDocument.Parse("{\"product_name\" : \"Xunit-Create-Test\"}").RootElement);
ProductDAO productDAO = new ProductDAO();
var objectResult = result as OkObjectResult;
string product_id = objectResult.Value.ToBsonDocument().GetValue("productId").ToString();
productDAO.DeleteById(product_id);
Assert.IsType <OkObjectResult>(result);
}