ankurguptajec@gmail.com (#9064)

* Java Example of Hexagonal Architecture

* removing unnecessary maven files from pull request and spaces in code

* Removing unnecessary lines

* Example code for using Multiple Cache Manager in SpringBoot

* BAEL-3963:Using multiple cache managers in Spring

* removing new module created in last pull request

* Fixes as per editor Suggestions

Co-authored-by: Ankur Gupta <ankur.gupta@jda.com>

spring-caching/src/test/java/com/baeldung/multiplecachemanager/MultipleCacheManagerIntegrationUnitTest.java

@@ -0,0 +1,64 @@
+package com.baeldung.multiplecachemanager;
+
+import org.junit.jupiter.api.Test;
+import org.mockito.Mockito;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.mock.mockito.MockBean;
+import org.springframework.cache.Cache;
+import org.springframework.cache.CacheManager;
+import org.springframework.cache.caffeine.CaffeineCache;
+import org.springframework.util.Assert;
+
+import com.baeldung.multiplecachemanager.bo.OrderDetailBO;
+import com.baeldung.multiplecachemanager.entity.Order;
+import com.baeldung.multiplecachemanager.repository.OrderDetailRepository;
+
+@SpringBootApplication
+@SpringBootTest
+public class MultipleCacheManagerIntegrationUnitTest {
+
+    @MockBean
+    private OrderDetailRepository orderDetailRepository;
+
+    @Autowired
+    private OrderDetailBO orderDetailBO;
+
+    @Autowired
+    private CacheManager cacheManager;
+
+    @Autowired
+    private CacheManager alternateCacheManager;
+
+    @Test
+    public void givenCacheResolverIsConfigured_whenCallGetOrderDetail_thenDataShouldBeInCaffieneCacheManager() {
+        Integer key = 30001;
+        cacheManager.getCache("orders")
+            .evict(key);
+        Order order = new Order();
+        order.setCustomerId(1001);
+        order.setItemId(10001);
+        order.setOrderId(30001);
+        order.setQuantity(2);
+        Mockito.when(orderDetailRepository.getOrderDetail(key))
+            .thenReturn(order);
+        orderDetailBO.getOrderDetail(key);
+        org.springframework.cache.caffeine.CaffeineCache cache = (CaffeineCache) cacheManager.getCache("orders");
+        Assert.notNull(cache.get(key)
+            .get(), "caffieneCache should have had the data");
+    }
+
+    @Test
+    public void givenCacheResolverIsConfigured_whenCallGetOrderPrice_thenDataShouldBeInAlternateCacheManager() {
+        Integer key = 30001;
+        alternateCacheManager.getCache("orderprice")
+            .evict(key);
+        Mockito.when(orderDetailRepository.getOrderPrice(key))
+            .thenReturn(500.0);
+        orderDetailBO.getOrderPrice(key);
+        Cache cache = alternateCacheManager.getCache("orderprice");
+        Assert.notNull(cache.get(key)
+            .get(), "alternateCache should have had the data");
+    }
+}