BAEL-5431 BootstrapMode for JPA Repositories

spring-boot-modules/spring-boot-data-2/src/test/java/com/baeldung/boot/bootstrapmode/BootstrapmodeDefaultIntegrationTest.java

@@ -0,0 +1,24 @@
+package com.baeldung.boot.bootstrapmode;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
+
+import com.baeldung.boot.bootstrapmode.domain.Todo;
+import com.baeldung.boot.bootstrapmode.repository.TodoRepository;
+
+@DataJpaTest
+class BootstrapmodeDefaultIntegrationTest {
+
+    @Autowired
+    private TodoRepository todoRepository;
+
+    @Test
+    void givenBootstrapmodeValueIsDefault_whenCreatingTodo_shouldSuccess() {
+        Todo todo = new Todo("Something to be done");
+
+        assertThat(todoRepository.save(todo)).hasNoNullFieldsOrProperties();
+    }
+}

spring-boot-modules/spring-boot-data-2/src/test/java/com/baeldung/boot/bootstrapmode/BootstrapmodeDeferredIntegrationTest.java

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+package com.baeldung.boot.bootstrapmode;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
+import org.springframework.data.repository.config.BootstrapMode;
+
+import com.baeldung.boot.bootstrapmode.domain.Todo;
+import com.baeldung.boot.bootstrapmode.repository.TodoRepository;
+
+@DataJpaTest(bootstrapMode = BootstrapMode.DEFERRED)
+class BootstrapmodeDeferredIntegrationTest {
+
+    @Autowired
+    private TodoRepository todoRepository;
+
+    @Test
+    void givenBootstrapmodeValueIsDeferred_whenCreatingTodo_shouldSuccess() {
+        Todo todo = new Todo("Something to be done");
+
+        assertThat(todoRepository.save(todo)).hasNoNullFieldsOrProperties();
+    }
+}

spring-boot-modules/spring-boot-data-2/src/test/java/com/baeldung/boot/bootstrapmode/BootstrapmodeLazyIntegrationTest.java

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+package com.baeldung.boot.bootstrapmode;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
+import org.springframework.data.repository.config.BootstrapMode;
+
+import com.baeldung.boot.bootstrapmode.domain.Todo;
+import com.baeldung.boot.bootstrapmode.repository.TodoRepository;
+
+@DataJpaTest(bootstrapMode = BootstrapMode.LAZY)
+class BootstrapmodeLazyIntegrationTest {
+
+    @Autowired
+    private TodoRepository todoRepository;
+
+    @Test
+    void givenBootstrapmodeValueIsLazy_whenCreatingTodo_shouldSuccess() {
+        Todo todo = new Todo("Something to be done");
+
+        assertThat(todoRepository.save(todo)).hasNoNullFieldsOrProperties();
+    }
+}