BAEL-5986 - Getting Started with Blaze Persistence (#13107)

* BAEL-5986 - Getting Started with Blaze Persistence

* Optimize imports

* Fix test class name

* Switch to JUnit5

* Removed dependencies and Controller classes

* Update pom.xml

* Update Configuration class

persistence-modules/blaze-persistence/src/test/java/com/baeldung/PersonUnitTest.java

@@ -0,0 +1,49 @@
+package com.baeldung;
+
+import com.baeldung.model.Person;
+import com.baeldung.model.Post;
+import com.baeldung.repository.PersonRepository;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit.jupiter.SpringExtension;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+@ContextConfiguration(classes = TestContextConfig.class)
+@ExtendWith(SpringExtension.class)
+public class PersonUnitTest {
+
+    @Autowired
+    private PersonRepository personRepository;
+
+    @Test
+    public void whenFind_thenReturnCorrectListSize() {
+        final Iterable<Person> listIterable = personRepository.find();
+        final List<Person> list = new ArrayList<>();
+        listIterable.forEach(list::add);
+        assertEquals(2, list.size());
+        assertEquals("John", list.get(0).getName());
+    }
+
+    @Test
+    public void whenFindAll_thenReturnCorrectListSize() {
+        final Iterable<Person> listIterable = personRepository.findAll();
+        final List<Person> list = new ArrayList<>();
+        listIterable.forEach(list::add);
+        assertEquals(3, list.size());
+    }
+
+    @Test
+    public void whenFindPostsByPerson_thenReturnCorrectListSize() {
+        final Iterable<Post> listIterable = personRepository.findPostsByPerson();
+        final List<Post> list = new ArrayList<>();
+        listIterable.forEach(list::add);
+        assertEquals(7, list.size());
+    }
+
+}

persistence-modules/blaze-persistence/src/test/java/com/baeldung/PostUnitTest.java

@@ -0,0 +1,54 @@
+package com.baeldung;
+
+import com.baeldung.model.Post;
+import com.baeldung.repository.PostRepository;
+import com.baeldung.repository.PostViewRepository;
+import com.baeldung.view.PostView;
+import com.baeldung.view.PostWithAuthorView;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit.jupiter.SpringExtension;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+@ContextConfiguration(classes = TestContextConfig.class)
+@ExtendWith(SpringExtension.class)
+public class PostUnitTest {
+
+    @Autowired
+    private PostViewRepository postViewRepository;
+
+    @Autowired
+    private PostRepository postRepository;
+
+    @Test
+    public void whenFindAll_thenReturnCorrectListViewSize() {
+        final Iterable<PostWithAuthorView> listIterable = postViewRepository.findAll();
+        final List<PostView> list = new ArrayList<>();
+        listIterable.forEach(list::add);
+        assertEquals(7, list.size());
+    }
+
+    @Test
+    public void givenPostIdAndAuthorName_whenFind_thenReturnCorrectResult() {
+        final Iterable<PostWithAuthorView> listIterable =
+                postRepository.findBy("Spring", "Peter");
+        final List<PostView> list = new ArrayList<>();
+        listIterable.forEach(list::add);
+        assertEquals(4, list.size());
+    }
+
+    @Test
+    public void whenFindAll_thenReturnCorrectListSize() {
+        final Iterable<Post> listIterable = postRepository.findAll();
+        final List<Post> list = new ArrayList<>();
+        listIterable.forEach(list::add);
+        assertEquals(7, list.size());
+    }
+
+}

persistence-modules/blaze-persistence/src/test/java/com/baeldung/TestContextConfig.java

@@ -0,0 +1,15 @@
+package com.baeldung;
+
+import com.blazebit.persistence.integration.view.spring.EnableEntityViews;
+import com.blazebit.persistence.spring.data.repository.config.EnableBlazeRepositories;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@ComponentScan("com.baeldung")
+@EnableEntityViews(basePackages = {"com.baeldung.view"})
+@EnableBlazeRepositories(basePackages = "com.baeldung.repository")
+public class TestContextConfig {
+
+
+}