BAEL -2251

Cache eviction in Spring Boot

spring-boot-mvc/src/test/java/com/baeldung/caching/CacheManagerEvictIntegrationTest.java

@@ -0,0 +1,55 @@
+package com.baeldung.caching;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.CoreMatchers.nullValue;
+import static org.junit.Assert.assertThat;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import com.baeldung.springbootmvc.SpringBootMvcApplication;
+import com.baeldung.springbootmvc.caching.CachingService;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest(classes = {SpringBootMvcApplication.class, CachingService.class})
+public class CacheManagerEvictIntegrationTest {
+	
+	@Autowired CachingService cachingService;
+	
+	@Before
+	public void before() {
+		cachingService.putToCache("first", "key1", "Baeldung");
+		cachingService.putToCache("first", "key2", "Article");
+		cachingService.putToCache("second", "key", "Article");
+	}
+	
+	@Test
+	public void givenFirstCache_whenSingleCacheValueEvictRequested_thenEmptyCacheValue() {
+		cachingService.evictSingleCacheValue("first","key1");
+		String key1 = cachingService.getFromCache("first", "key1");
+		assertThat(key1, is(nullValue()));
+	}
+	
+	@Test
+	public void givenFirstCache_whenAllCacheValueEvictRequested_thenEmptyCache() {
+		cachingService.evictAllCacheValues("first");
+		String key1 = cachingService.getFromCache("first", "key1");
+		String key2 = cachingService.getFromCache("first", "key2");
+		assertThat(key1, is(nullValue()));
+		assertThat(key2, is(nullValue()));
+	}
+	
+	@Test
+	public void givenAllCaches_whenAllCacheEvictRequested_thenEmptyAllCaches() {
+		cachingService.evictAllCaches();
+		String key1 = cachingService.getFromCache("first", "key1");
+		assertThat(key1, is(nullValue()));
+		
+		String key = cachingService.getFromCache("second", "key");
+		assertThat(key, is(nullValue()));
+	}
+}