[JAVA-32759] Split-or-move-spring-boot-persistence-mongodb (#16392)

persistence-modules/spring-boot-persistence-mongodb-4/src/test/java/com/baeldung/mongodb/dbref/DbRefIntegrationTest.java

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+package com.baeldung.mongodb.dbref;
+
+import com.baeldung.mongodb.dbref.model.Person;
+import com.baeldung.mongodb.dbref.model.Pet;
+import com.baeldung.mongodb.dbref.repository.PersonRepository;
+import com.mongodb.BasicDBObjectBuilder;
+import com.mongodb.DBObject;
+import com.mongodb.DBRef;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.data.mongodb.core.MongoTemplate;
+import org.springframework.test.annotation.DirtiesContext;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+@DirtiesContext
+public class DbRefIntegrationTest {
+
+    @Autowired
+    PersonRepository personRepository;
+
+    @Autowired
+    private MongoTemplate mongoTemplate;
+
+    @Test
+    public void givenPetsAndPersonInDatabase_whenListPersons_thenReferenceIsFetched() {
+        // given
+        DBObject catInDatabase = BasicDBObjectBuilder.start()
+            .add("name", "Loki")
+            .get();
+
+        DBObject dogInDatabase = BasicDBObjectBuilder.start()
+            .add("name", "Max")
+            .get();
+
+        mongoTemplate.save(catInDatabase, "Cat");
+        mongoTemplate.save(dogInDatabase, "Dog");
+
+        List<DBRef> petsReference = new ArrayList<DBRef>();
+        petsReference.add(new DBRef("Cat", catInDatabase.get("_id")));
+        petsReference.add(new DBRef("Dog", dogInDatabase.get("_id")));
+
+        DBObject personInDatabase = BasicDBObjectBuilder.start()
+            .add("name", "Bob")
+            .add("pets", petsReference)
+            .get();
+
+        mongoTemplate.save(personInDatabase, "Person");
+
+        // when
+        List<Person> persons = personRepository.findAll();
+
+        // then
+        assertThat(persons).hasSize(1);
+        Person person = persons.get(0);
+        assertEquals("Bob", person.getName());
+
+        List<Pet> pets = person.getPets();
+        assertThat(pets).hasSize(2);
+        assertThat(pets).anyMatch(pet -> "Loki".equals(pet.getName()));
+        assertThat(pets).anyMatch(pet -> "Max".equals(pet.getName()));
+    }
+
+}

persistence-modules/spring-boot-persistence-mongodb-4/src/test/java/com/baeldung/zoneddatetime/ActionRepositoryLiveTest.java

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+package com.baeldung.zoneddatetime;
+
+import com.baeldung.zoneddatetime.config.MongoConfig;
+import com.baeldung.zoneddatetime.model.Action;
+import com.baeldung.zoneddatetime.repository.ActionRepository;
+import org.junit.After;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.mongodb.core.MongoOperations;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+import java.time.ZoneOffset;
+import java.time.ZonedDateTime;
+
+/**
+ * 
+ * This test requires:
+ * * mongodb instance running on the environment
+ *
+ */
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration(classes = MongoConfig.class)
+public class ActionRepositoryLiveTest {
+
+    @Autowired
+    private MongoOperations mongoOps;
+
+    @Autowired
+    private ActionRepository actionRepository;
+
+    @Before
+    public void setup() {
+        if (!mongoOps.collectionExists(Action.class)) {
+            mongoOps.createCollection(Action.class);
+        }
+    }
+
+    @Test
+    public void givenSavedAction_TimeIsRetrievedCorrectly() {
+        String id = "testId";
+        ZonedDateTime now = ZonedDateTime.now(ZoneOffset.UTC);
+
+        actionRepository.save(new Action(id, "click-action", now));
+        Action savedAction = actionRepository.findById(id).get();
+
+        Assert.assertEquals(now.withNano(0), savedAction.getTime().withNano(0));
+    }
+
+    @After
+    public void tearDown() {
+        mongoOps.dropCollection(Action.class);
+    }
+}

persistence-modules/spring-boot-persistence-mongodb-4/src/test/resources/application.properties

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+spring.mongodb.embedded.version=4.4.9