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   *  to you under the Apache License, Version 2.0 (the
   *  "License"); you may not use this file except in compliance
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   *        http://www.apache.org/licenses/LICENSE-2.0
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  package org.apache.causeway.testdomain.persistence.jdo;
  
  import java.sql.SQLException;
  
  import org.junit.jupiter.api.BeforeAll;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  
  import org.springframework.boot.test.context.SpringBootTest;
  import org.springframework.dao.DataAccessException;
  import org.springframework.test.context.TestPropertySource;
  import org.springframework.test.context.TestPropertySources;
  
  import org.apache.causeway.core.config.presets.CausewayPresets;
  import org.apache.causeway.testdomain.jdo.RegressionTestWithJdoFixtures;
  import org.apache.causeway.testdomain.jdo.conf.Configuration_usingJdo;
  import org.apache.causeway.testdomain.jdo.entities.JdoInventory;
  
  @SpringBootTest(
          classes = {
                  Configuration_usingJdo.class,
          },
          properties = {
                  "spring.datasource.url=jdbc:h2:mem:JdoExceptionTranslationTest"
          }
  )
  @TestPropertySources({
      @TestPropertySource(CausewayPresets.UseLog4j2Test)
  })
  class JdoExceptionTranslationTest extends RegressionTestWithJdoFixtures {
  
      @BeforeAll
      static void beforeAll() throws SQLException {
          // launch H2Console for troubleshooting ...
          // Util_H2Console.main(null);
      }
  
      @Test
      void booksUniqueByIsbn_whenViolated_shouldThrowTranslatedException() {
  
          // when adding a book for which one with same ISBN already exists in the database,
          // we expect to see a Spring recognized DataAccessException been thrown
  
          assertThrows(DataAccessException.class, ()->{
  
              run(()->{
  
                  // given
  
                  var inventories = repositoryService.allInstances(JdoInventory.class);
                  assertEquals(1, inventories.size());
  
                  var inventory = inventories.get(0);
                  assertNotNull(inventory);
  
                  // add a conflicting book (unique ISBN violation)
                  testFixtures.addABookTo(inventory);
  
              });
  
          });
  
          // expected post condition: ONE inventory with 3 books
  
          run(()->{
  
              var inventories = repositoryService.allInstances(JdoInventory.class);
              assertEquals(1, inventories.size());
  
              var inventory = inventories.get(0);
              assertNotNull(inventory);
  
              assertNotNull(inventory);
              assertNotNull(inventory.getProducts());
              assertEquals(3, inventory.getProducts().size());
  
              testFixtures.assertInventoryHasBooks(inventory.getProducts(), 1, 2, 3);
          });
  
      }
  }
  