Introduced GuavaCacheManager as an alternative to ConcurrentMapCacheManager

spring-context-support/src/test/java/org/springframework/cache/guava/GuavaCacheManagerTests.java

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+/*
+ * Copyright 2002-2013 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.cache.guava;
+
+import org.junit.Test;
+
+import org.springframework.cache.Cache;
+import org.springframework.cache.CacheManager;
+
+import static org.junit.Assert.*;
+
+/**
+ * @author Juergen Hoeller
+ */
+public class GuavaCacheManagerTests {
+
+	@Test
+	public void testDynamicMode() {
+		CacheManager cm = new GuavaCacheManager();
+		Cache cache1 = cm.getCache("c1");
+		assertTrue(cache1 instanceof GuavaCache);
+		Cache cache1again = cm.getCache("c1");
+		assertSame(cache1again, cache1);
+		Cache cache2 = cm.getCache("c2");
+		assertTrue(cache2 instanceof GuavaCache);
+		Cache cache2again = cm.getCache("c2");
+		assertSame(cache2again, cache2);
+		Cache cache3 = cm.getCache("c3");
+		assertTrue(cache3 instanceof GuavaCache);
+		Cache cache3again = cm.getCache("c3");
+		assertSame(cache3again, cache3);
+
+		cache1.put("key1", "value1");
+		assertEquals("value1", cache1.get("key1").get());
+		cache1.put("key2", 2);
+		assertEquals(2, cache1.get("key2").get());
+		cache1.put("key3", null);
+		assertNull(cache1.get("key3").get());
+		cache1.evict("key3");
+		assertNull(cache1.get("key3"));
+	}
+
+	@Test
+	public void testStaticMode() {
+		CacheManager cm = new GuavaCacheManager("c1", "c2");
+		Cache cache1 = cm.getCache("c1");
+		assertTrue(cache1 instanceof GuavaCache);
+		Cache cache1again = cm.getCache("c1");
+		assertSame(cache1again, cache1);
+		Cache cache2 = cm.getCache("c2");
+		assertTrue(cache2 instanceof GuavaCache);
+		Cache cache2again = cm.getCache("c2");
+		assertSame(cache2again, cache2);
+		Cache cache3 = cm.getCache("c3");
+		assertNull(cache3);
+
+		cache1.put("key1", "value1");
+		assertEquals("value1", cache1.get("key1").get());
+		cache1.put("key2", 2);
+		assertEquals(2, cache1.get("key2").get());
+		cache1.put("key3", null);
+		assertNull(cache1.get("key3").get());
+		cache1.evict("key3");
+		assertNull(cache1.get("key3"));
+	}
+
+}