From d2fd06ef8a5239ad78581ac7bd7b3d9df08a4769 Mon Sep 17 00:00:00 2001
From: haerong22 <haerong22@naver.com>
Date: Thu, 21 Jul 2022 00:59:53 +0900
Subject: [PATCH] #13 spring transaction : propagation - rollback

---
 .../propagation/BasicTxTest.java              | 49 ++++++++++++++++---
 1 file changed, 42 insertions(+), 7 deletions(-)

diff --git a/spring-transaction/src/test/java/com/example/springtransaction/propagation/BasicTxTest.java b/spring-transaction/src/test/java/com/example/springtransaction/propagation/BasicTxTest.java
index 7b8951cc..cebe5585 100644
--- a/spring-transaction/src/test/java/com/example/springtransaction/propagation/BasicTxTest.java
+++ b/spring-transaction/src/test/java/com/example/springtransaction/propagation/BasicTxTest.java
@@ -1,6 +1,7 @@
 package com.example.springtransaction.propagation;
 
 import lombok.extern.slf4j.Slf4j;
+import org.assertj.core.api.Assertions;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
@@ -9,10 +10,13 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.jdbc.datasource.DataSourceTransactionManager;
 import org.springframework.transaction.PlatformTransactionManager;
 import org.springframework.transaction.TransactionStatus;
+import org.springframework.transaction.UnexpectedRollbackException;
 import org.springframework.transaction.support.DefaultTransactionDefinition;
 
 import javax.sql.DataSource;
 
+import static org.assertj.core.api.Assertions.*;
+
 @Slf4j
 @SpringBootTest
 public class BasicTxTest {
@@ -84,18 +88,49 @@ public class BasicTxTest {
         TransactionStatus outer = txManager.getTransaction(new DefaultTransactionDefinition());
         log.info("outer.isNewTransaction()={}", outer.isNewTransaction());
 
-        innerMethod();
-
-        log.info("외부 트랜잭션 커밋");
-        txManager.commit(outer);
-    }
-
-    private void innerMethod() {
         log.info("내부 트랜잭션 시작");
         TransactionStatus inner = txManager.getTransaction(new DefaultTransactionDefinition());
         log.info("inner.isNewTransaction()={}", inner.isNewTransaction());
 
         log.info("내부 트랜잭션 커밋");
         txManager.commit(inner);
+
+        log.info("외부 트랜잭션 커밋");
+        txManager.commit(outer);
+    }
+
+    @Test
+    void outer_rollback() {
+        log.info("외부 트랜잭션 시작");
+        TransactionStatus outer = txManager.getTransaction(new DefaultTransactionDefinition());
+        log.info("outer.isNewTransaction()={}", outer.isNewTransaction());
+
+        log.info("내부 트랜잭션 시작");
+        TransactionStatus inner = txManager.getTransaction(new DefaultTransactionDefinition());
+        log.info("inner.isNewTransaction()={}", inner.isNewTransaction());
+
+        log.info("내부 트랜잭션 커밋");
+        txManager.commit(inner);
+
+        log.info("외부 트랜잭션 롤백");
+        txManager.rollback(outer);
+    }
+
+    @Test
+    void inner_rollback() {
+        log.info("외부 트랜잭션 시작");
+        TransactionStatus outer = txManager.getTransaction(new DefaultTransactionDefinition());
+        log.info("outer.isNewTransaction()={}", outer.isNewTransaction());
+
+        log.info("내부 트랜잭션 시작");
+        TransactionStatus inner = txManager.getTransaction(new DefaultTransactionDefinition());
+        log.info("inner.isNewTransaction()={}", inner.isNewTransaction());
+
+        log.info("내부 트랜잭션 롤백");
+        txManager.rollback(inner);
+
+        log.info("외부 트랜잭션 커밋");
+        assertThatThrownBy(() -> txManager.commit(outer))
+                .isInstanceOf(UnexpectedRollbackException.class);
     }
 }