added redis reusable support

infobip-redis-testcontainers-spring-boot-starter/src/main/java/com/infobip/testcontainers/spring/redis/RedisContainerInitializer.java

@@ -12,20 +12,21 @@ public class RedisContainerInitializer extends InitializerBase<RedisContainerWra
 
     @Override
     public void initialize(ConfigurableApplicationContext applicationContext) {
-        Environment environment = applicationContext.getEnvironment();
-        String redisUrl = Objects.requireNonNull(environment.getProperty("spring.data.redis.url"));
-        RedisContainerWrapper container = Optional.ofNullable(
-            environment.getProperty("testcontainers.redis.docker.image"))
-                                                  .map(RedisContainerWrapper::new)
-                                                  .orElseGet(() -> new RedisContainerWrapper("redis:6.2.6-alpine"));
+        var environment = applicationContext.getEnvironment();
+        var redisUrl = Objects.requireNonNull(environment.getProperty("spring.data.redis.url"));
+        var wrapper = Optional.ofNullable(environment.getProperty("testcontainers.redis.docker.image"))
+                              .map(RedisContainerWrapper::new)
+                              .orElseGet(() -> new RedisContainerWrapper("redis:6.2.6-alpine"));
+        var container = handleReusable(environment, wrapper);
         resolveStaticPort(redisUrl, GENERIC_URL_WITH_PORT_GROUP_PATTERN)
-            .ifPresent(staticPort -> bindPort(container, staticPort, RedisContainerWrapper.PORT));
+                .ifPresent(staticPort -> bindPort(container, staticPort, RedisContainerWrapper.PORT));
 
         start(container);
 
-        String url = replaceHostAndPortPlaceholders(redisUrl, container, RedisContainerWrapper.PORT);
-        TestPropertyValues values = TestPropertyValues.of("spring.data.redis.url=" + url);
+        var url = replaceHostAndPortPlaceholders(redisUrl, container, RedisContainerWrapper.PORT);
+        var values = TestPropertyValues.of("spring.data.redis.url=" + url);
         values.applyTo(applicationContext);
-    }
 
+        registerContainerAsBean(applicationContext);
+    }
 }

infobip-redis-testcontainers-spring-boot-starter/src/test/java/com/infobip/testcontainers/spring/redis/RedisContainerInitializerWithReusableTest.java

@@ -0,0 +1,33 @@
+package com.infobip.testcontainers.spring.redis;
+
+import lombok.AllArgsConstructor;
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.test.context.ActiveProfiles;
+import org.springframework.test.context.TestConstructor;
+
+import static org.assertj.core.api.BDDAssertions.then;
+
+@AllArgsConstructor
+@ActiveProfiles("reusable")
+@TestConstructor(autowireMode = TestConstructor.AutowireMode.ALL)
+@SpringBootTest(classes = Main.class)
+class RedisContainerInitializerWithReusableTest {
+
+    private final RedisContainerWrapper wrapper;
+    private final int port = RedisContainerWrapper.PORT;
+
+    @Test
+    void shouldReuseContainer() {
+        // given
+        var givenContainer = new RedisContainerWrapper();
+        givenContainer.withReuse(true);
+
+        // when
+        givenContainer.start();
+
+        // then
+        then(givenContainer.getMappedPort(port)).isEqualTo(wrapper.getMappedPort(port));
+    }
+}

infobip-redis-testcontainers-spring-boot-starter/src/test/resources/application-reusable.yaml

@@ -0,0 +1,6 @@
+spring:
+    data:
+        redis:
+            url: redis://<host>:<port>
+
+testcontainers.reuse.enable: true