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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.wrapper;
  
  import java.util.ArrayList;
  import java.util.List;
  import java.util.concurrent.ExecutionException;
  import java.util.concurrent.Future;
  import java.util.concurrent.TimeUnit;
  import java.util.concurrent.TimeoutException;
  
  import jakarta.inject.Inject;
  
  import org.assertj.core.api.Assertions;
  import org.junit.jupiter.api.AfterEach;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Tag;
  import org.junit.jupiter.api.Test;
  import org.springframework.boot.test.context.SpringBootTest;
  import org.springframework.context.annotation.Configuration;
  import org.springframework.context.event.EventListener;
  import org.springframework.stereotype.Service;
  import org.springframework.test.annotation.DirtiesContext;
  import org.springframework.test.context.TestPropertySource;
  
  import static org.junit.Assert.assertNotSame;
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  
  import org.apache.causeway.applib.services.factory.FactoryService;
  import org.apache.causeway.applib.services.repository.RepositoryService;
  import org.apache.causeway.applib.services.wrapper.WrapperFactory;
  import org.apache.causeway.core.config.presets.CausewayPresets;
  import org.apache.causeway.testdomain.conf.Configuration_usingJdo;
  import org.apache.causeway.testdomain.jdo.JdoInventoryManager;
  import org.apache.causeway.testdomain.jdo.entities.JdoProduct;
  import org.apache.causeway.testing.integtestsupport.applib.CausewayIntegrationTestAbstract;
  
  import static org.apache.causeway.applib.services.wrapper.control.AsyncControl.returning;
  
  import lombok.Getter;
  import lombok.val;
  
  @SpringBootTest(
          classes = {
                  Configuration_usingJdo.class,
                  WrapperAsyncTest.ActionDomainEventListener.class
          }
  )
  @TestPropertySource(CausewayPresets.UseLog4j2Test)
  @DirtiesContext // because of the temporary installed ActionDomainEventListener
  class WrapperAsyncTest extends CausewayIntegrationTestAbstract {
  
  //    @Inject private FixtureScripts fixtureScripts;
      @Inject private RepositoryService repository;
      @Inject private FactoryService factoryService;
      @Inject private WrapperFactory wrapper;
      @Inject private ActionDomainEventListener actionDomainEventListener;
  
      @Configuration
      public class Config {
          // so that we get a new ApplicationContext.
      }
  
      @BeforeEach
      void setUp() {
  //        // cleanup
  //        fixtureScripts.runPersona(JdoTestDomainPersona.PurgeAll);
  //
  //        // given
  //        fixtureScripts.runPersona(JdoTestDomainPersona.InventoryWith1Book);
      }
  
      @AfterEach
      void tearDown() {
          actionDomainEventListener.getEvents().clear();
      }
  
      @Test @Tag("Incubating")
      void testWrapper_waitingOnDomainEvent() throws InterruptedException, ExecutionException {
  
          val inventoryManager = factoryService.viewModel(JdoInventoryManager.class);
          List<JdoProduct> jdoProducts = repository.allInstances(JdoProduct.class);
          val product = jdoProducts.get(0);
  
          assertEquals(99d, product.getPrice(), 1E-6);
  
          wrapper.wrap(inventoryManager).updateProductPrice(product, 123);
  
          assertEquals(123d, product.getPrice(), 1E-6);
  
          Assertions.assertThat(actionDomainEventListener.getEvents()).hasSize(5);
      }
  
      @Test @Tag("Incubating")
      void testWrapper_async_waitingOnDomainEvent() throws InterruptedException, ExecutionException, TimeoutException {
  
          val inventoryManager = factoryService.viewModel(JdoInventoryManager.class);
          val product = repository.allInstances(JdoProduct.class).get(0);
  
          assertEquals(99d, product.getPrice(), 1E-6);
  
          // when
          val control = returning(JdoProduct.class);
          wrapper.asyncWrap(inventoryManager, control)
                  .updateProductPrice(product, 123d);
  
          // then
          Future<JdoProduct> future = control.getFuture();
          assertNotNull(future);
  
          JdoProduct product_from_async = future.get(2, TimeUnit.SECONDS);
          assertEquals(123d, product_from_async.getPrice(), 1E-6);
          assertNotSame(product, product_from_async.getPrice()); // what is returned is a copy...
  
          Assertions.assertThat(actionDomainEventListener.getEvents()).hasSize(5);
  
          // given still that ...
          assertEquals(99d, product.getPrice(), 1E-6);
  
          // when
          val productRefreshed = repositoryService.refresh(product);
  
          // then
          assertEquals(123d, productRefreshed.getPrice(), 1E-6);
      }
  
      @Service
      public static class ActionDomainEventListener {
  
          @Getter
          private final List<JdoInventoryManager.UpdateProductPriceEvent> events = new ArrayList<>();
  
          @EventListener(JdoInventoryManager.UpdateProductPriceEvent.class)
          public void onDomainEvent(final JdoInventoryManager.UpdateProductPriceEvent event) {
              events.add(event);
          }
  
      }
  
  }
  