content: // Copyright (c) 2025 Alibaba Group and its affiliates
  
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  
  //     http://www.apache.org/licenses/LICENSE-2.0
  
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  // See the License for the specific language governing permissions and
  // limitations under the License.
  
  import com.example.model.Product;
  import com.example.service.ProductService;
  import org.junit.Test;
  import static org.junit.Assert.*;
  
  public class FunctionalTest {
      private static ProductService productService = new ProductService();
  
      @Test
      public void testInsert() {
          Product product = new Product();
          product.setName("Service");
          try {
              productService.insertProduct(product);
          } catch (Exception e) {
              fail(e.getMessage());
          }
  
      }
  
      @Test
      public void testSelect() {
          try {
              productService.selectProductByName("Laptop");
          } catch (Exception e) {
              fail(e.getMessage());
          }
      }
  
      @Test
      public void testUpdate() {
          Product product = new Product();
          product.setId(3);
          product.setName("Laptop");
          try {
              productService.updateProduct(product);
          } catch (Exception e) {
              fail(e.getMessage());
          }
      }
  
      @Test
      public void testDelete() {
          try {
              productService.deleteProduct("Laptop");
          } catch (Exception e) {
              fail(e.getMessage());
          }
      }
  
  }