refactor: redis testcontainers 설정 수정

Author: nayonsoso

src/test/java/com/example/solidconnection/support/RedisTestContainer.java

@@ -1,28 +1,25 @@
 package com.example.solidconnection.support;
 
-import jakarta.annotation.PostConstruct;
-import org.springframework.boot.test.context.TestConfiguration;
-import org.springframework.test.context.DynamicPropertyRegistry;
-import org.springframework.test.context.DynamicPropertySource;
+import org.springframework.boot.test.util.TestPropertyValues;
+import org.springframework.context.ApplicationContextInitializer;
+import org.springframework.context.ConfigurableApplicationContext;
 import org.testcontainers.containers.GenericContainer;
-import org.testcontainers.junit.jupiter.Container;
 
-@TestConfiguration
-public class RedisTestContainer {
+public class RedisTestContainer implements ApplicationContextInitializer<ConfigurableApplicationContext> {
 
-    @Container
-    private static final GenericContainer<?> CONTAINER = new GenericContainer<>("redis:7.0");
+    private static final int ORIGINAL_PORT = 6379;
+    private static final GenericContainer<?> CONTAINER = new GenericContainer<>("redis:7.0")
+            .withExposedPorts(ORIGINAL_PORT);
 
-    @DynamicPropertySource
-    static void redisProperties(DynamicPropertyRegistry registry) {
-        registry.add("spring.redis.host", CONTAINER::getHost);
-        registry.add("spring.redis.port", CONTAINER::getFirstMappedPort);
+    static {
+        CONTAINER.start();
     }
 
-    @PostConstruct
-    void startContainer() {
-        if (!CONTAINER.isRunning()) {
-            CONTAINER.start();
-        }
+    @Override
+    public void initialize(ConfigurableApplicationContext applicationContext) {
+        TestPropertyValues.of(
+                "spring.data.redis.host=" + CONTAINER.getHost(),
+                "spring.data.redis.port=" + CONTAINER.getMappedPort(ORIGINAL_PORT)
+        ).applyTo(applicationContext.getEnvironment());
     }
 }

src/test/java/com/example/solidconnection/support/TestContainerSpringBootTest.java

@@ -4,6 +4,7 @@
 import org.springframework.boot.test.autoconfigure.jdbc.AutoConfigureTestDatabase;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.context.annotation.Import;
+import org.springframework.test.context.ContextConfiguration;
 import org.testcontainers.junit.jupiter.Testcontainers;
 
 import java.lang.annotation.ElementType;
@@ -12,10 +13,11 @@
 import java.lang.annotation.Target;
 
 @ExtendWith({DatabaseClearExtension.class})
+@ContextConfiguration(initializers = RedisTestContainer.class)
 @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
 @AutoConfigureTestDatabase(replace = AutoConfigureTestDatabase.Replace.NONE)
 @Testcontainers
-@Import({MySQLTestContainer.class, RedisTestContainer.class})
+@Import({MySQLTestContainer.class})
 @Target(ElementType.TYPE)
 @Retention(RetentionPolicy.RUNTIME)
 public @interface TestContainerSpringBootTest {