/*
* Copyright 2010-2013 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.data.gemfire.eviction;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.mock;
import org.apache.geode.cache.EvictionAction;
import org.apache.geode.cache.EvictionAlgorithm;
import org.apache.geode.cache.EvictionAttributes;
import org.apache.geode.cache.util.ObjectSizer;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
/**
* The EvictionAttributesFactoryBeanTest class is a test suite of test cases testing the contract and functionality
* of the EvictionAttributesFactoryBean class used to create Region Eviction configuration settings.
*
* @author John Blum
* @see org.junit.Test
* @see EvictionAttributesFactoryBean
* @see org.apache.geode.cache.EvictionAttributes
* @since 1.3.4
*/
public class EvictionAttributesFactoryBeanTest {
private EvictionAttributesFactoryBean factoryBean;
private ObjectSizer mockObjectSizer;
@Before
public void setup() {
factoryBean = new EvictionAttributesFactoryBean();
mockObjectSizer = mock(ObjectSizer.class, "MockObjectSizer");
}
@After
public void tearDown() {
factoryBean = null;
mockObjectSizer = null;
}
@Test
public void testIsSingleton() {
assertTrue(new EvictionAttributesFactoryBean().isSingleton());
}
@Test
public void testCreateEntryCountEvictionAttributesWithNullAction() {
factoryBean.setAction(null);
factoryBean.setObjectSizer(mockObjectSizer);
factoryBean.setThreshold(1024);
factoryBean.setType(EvictionPolicyType.ENTRY_COUNT);
factoryBean.afterPropertiesSet();
EvictionAttributes evictionAttributes = factoryBean.getObject();
assertNotNull(evictionAttributes);
assertEquals(EvictionAction.DEFAULT_EVICTION_ACTION, evictionAttributes.getAction());
assertNull(evictionAttributes.getObjectSizer());
assertEquals(1024, evictionAttributes.getMaximum());
assertEquals(EvictionAlgorithm.LRU_ENTRY, evictionAttributes.getAlgorithm());
}
@Test
public void testCreateEntryCountEvictionAttributesWithLocalDestroy() {
factoryBean.setAction(EvictionAction.LOCAL_DESTROY);
factoryBean.setObjectSizer(mockObjectSizer);
factoryBean.setThreshold(128);
factoryBean.setType(EvictionPolicyType.ENTRY_COUNT);
factoryBean.afterPropertiesSet();
EvictionAttributes evictionAttributes = factoryBean.getObject();
assertNotNull(evictionAttributes);
assertEquals(EvictionAction.LOCAL_DESTROY, evictionAttributes.getAction());
assertNull(evictionAttributes.getObjectSizer());
assertEquals(128, evictionAttributes.getMaximum());
assertEquals(EvictionAlgorithm.LRU_ENTRY, evictionAttributes.getAlgorithm());
}
@Test
public void testCreateEntryCountEvictionAttributesWithNone() {
factoryBean.setAction(EvictionAction.NONE);
factoryBean.setObjectSizer(mockObjectSizer);
factoryBean.setThreshold(null);
factoryBean.setType(EvictionPolicyType.ENTRY_COUNT);
factoryBean.afterPropertiesSet();
EvictionAttributes evictionAttributes = factoryBean.getObject();
assertNotNull(evictionAttributes);
assertEquals(EvictionAction.NONE, evictionAttributes.getAction());
assertNull(evictionAttributes.getObjectSizer());
assertEquals(EvictionAttributesFactoryBean.DEFAULT_LRU_MAXIMUM_ENTRIES, evictionAttributes.getMaximum());
assertEquals(EvictionAlgorithm.LRU_ENTRY, evictionAttributes.getAlgorithm());
}
@Test
public void testCreateEntryCountEvictionAttributesWithOverflowToDisk() {
factoryBean.setAction(EvictionAction.OVERFLOW_TO_DISK);
factoryBean.setObjectSizer(mockObjectSizer);
factoryBean.setThreshold(null);
factoryBean.setType(EvictionPolicyType.ENTRY_COUNT);
factoryBean.afterPropertiesSet();
EvictionAttributes evictionAttributes = factoryBean.getObject();
assertNotNull(evictionAttributes);
assertEquals(EvictionAction.OVERFLOW_TO_DISK, evictionAttributes.getAction());
assertNull(evictionAttributes.getObjectSizer());
assertEquals(EvictionAttributesFactoryBean.DEFAULT_LRU_MAXIMUM_ENTRIES, evictionAttributes.getMaximum());
assertEquals(EvictionAlgorithm.LRU_ENTRY, evictionAttributes.getAlgorithm());
}
@Test
public void testCreateHeapPercentageEvictionAttributesWithNullAction() {
factoryBean.setAction(null);
factoryBean.setObjectSizer(mockObjectSizer);
factoryBean.setType(EvictionPolicyType.HEAP_PERCENTAGE);
factoryBean.afterPropertiesSet();
EvictionAttributes evictionAttributes = factoryBean.getObject();
assertNotNull(evictionAttributes);
assertEquals(EvictionAction.DEFAULT_EVICTION_ACTION, evictionAttributes.getAction());
assertSame(mockObjectSizer, evictionAttributes.getObjectSizer());
assertEquals(EvictionAlgorithm.LRU_HEAP, evictionAttributes.getAlgorithm());
}
@Test
public void testCreateHeapPercentageEvictionAttributesWithLocalDestroy() {
factoryBean.setAction(EvictionAction.LOCAL_DESTROY);
factoryBean.setObjectSizer(null);
factoryBean.setThreshold(null);
factoryBean.setType(EvictionPolicyType.HEAP_PERCENTAGE);
factoryBean.afterPropertiesSet();
EvictionAttributes evictionAttributes = factoryBean.getObject();
assertNotNull(evictionAttributes);
assertEquals(EvictionAction.LOCAL_DESTROY, evictionAttributes.getAction());
assertNull(evictionAttributes.getObjectSizer());
assertEquals(EvictionAlgorithm.LRU_HEAP, evictionAttributes.getAlgorithm());
}
@Test
public void testCreateHeapPercentageEvictionAttributesWithNone() {
factoryBean.setAction(EvictionAction.NONE);
factoryBean.setObjectSizer(mockObjectSizer);
factoryBean.setThreshold(null);
factoryBean.setType(EvictionPolicyType.HEAP_PERCENTAGE);
factoryBean.afterPropertiesSet();
EvictionAttributes evictionAttributes = factoryBean.getObject();
assertNotNull(evictionAttributes);
assertEquals(EvictionAction.NONE, evictionAttributes.getAction());
assertSame(mockObjectSizer, evictionAttributes.getObjectSizer());
assertEquals(EvictionAlgorithm.LRU_HEAP, evictionAttributes.getAlgorithm());
}
@Test
public void testCreateHeapPercentageEvictionAttributesWithOverflowToDisk() {
factoryBean.setAction(EvictionAction.OVERFLOW_TO_DISK);
factoryBean.setObjectSizer(mockObjectSizer);
factoryBean.setThreshold(null);
factoryBean.setType(EvictionPolicyType.HEAP_PERCENTAGE);
factoryBean.afterPropertiesSet();
EvictionAttributes evictionAttributes = factoryBean.getObject();
assertNotNull(evictionAttributes);
assertEquals(EvictionAction.OVERFLOW_TO_DISK, evictionAttributes.getAction());
assertSame(mockObjectSizer, evictionAttributes.getObjectSizer());
assertEquals(EvictionAlgorithm.LRU_HEAP, evictionAttributes.getAlgorithm());
}
@Test(expected = IllegalArgumentException.class)
public void testCreateHeapPercentageEvictionAttributesSettingThreshold() {
EvictionAttributesFactoryBean factoryBean = new EvictionAttributesFactoryBean();
try {
factoryBean.setType(EvictionPolicyType.HEAP_PERCENTAGE);
factoryBean.setThreshold(85);
factoryBean.afterPropertiesSet();
}
catch (IllegalArgumentException expected) {
assertEquals("HEAP_PERCENTAGE (LRU_HEAP algorithm) does not support threshold (a.k.a. maximum)!",
expected.getMessage());
assertEquals(85, factoryBean.getThreshold().intValue());
assertEquals(EvictionPolicyType.HEAP_PERCENTAGE, factoryBean.getType());
throw expected;
}
}
@Test
public void testCreateMemorySizeEvictionAttributesWithNullAction() {
factoryBean.setAction(null);
factoryBean.setObjectSizer(mockObjectSizer);
factoryBean.setThreshold(null);
factoryBean.setType(EvictionPolicyType.MEMORY_SIZE);
factoryBean.afterPropertiesSet();
EvictionAttributes evictionAttributes = factoryBean.getObject();
assertNotNull(evictionAttributes);
assertEquals(EvictionAction.DEFAULT_EVICTION_ACTION, evictionAttributes.getAction());
assertSame(mockObjectSizer, evictionAttributes.getObjectSizer());
assertEquals(EvictionAttributesFactoryBean.DEFAULT_MEMORY_MAXIMUM_SIZE, evictionAttributes.getMaximum());
assertEquals(EvictionAlgorithm.LRU_MEMORY, evictionAttributes.getAlgorithm());
}
@Test
public void testCreateMemorySizeEvictionAttributesWithLocalDestroy() {
factoryBean.setAction(EvictionAction.LOCAL_DESTROY);
factoryBean.setObjectSizer(mockObjectSizer);
factoryBean.setThreshold(1024);
factoryBean.setType(EvictionPolicyType.MEMORY_SIZE);
factoryBean.afterPropertiesSet();
EvictionAttributes evictionAttributes = factoryBean.getObject();
assertNotNull(evictionAttributes);
assertEquals(EvictionAction.LOCAL_DESTROY, evictionAttributes.getAction());
assertSame(mockObjectSizer, evictionAttributes.getObjectSizer());
assertEquals(1024, evictionAttributes.getMaximum());
assertEquals(EvictionAlgorithm.LRU_MEMORY, evictionAttributes.getAlgorithm());
}
@Test
public void testCreateMemorySizeEvictionAttributesWithNone() {
factoryBean.setAction(EvictionAction.NONE);
factoryBean.setObjectSizer(null);
factoryBean.setThreshold(256);
factoryBean.setType(EvictionPolicyType.MEMORY_SIZE);
factoryBean.afterPropertiesSet();
EvictionAttributes evictionAttributes = factoryBean.getObject();
assertNotNull(evictionAttributes);
assertEquals(EvictionAction.NONE, evictionAttributes.getAction());
assertNull(evictionAttributes.getObjectSizer());
assertEquals(256, evictionAttributes.getMaximum());
assertEquals(EvictionAlgorithm.LRU_MEMORY, evictionAttributes.getAlgorithm());
}
@Test
public void testCreateMemorySizeEvictionAttributesWithOverflowToDisk() {
factoryBean.setAction(EvictionAction.OVERFLOW_TO_DISK);
factoryBean.setObjectSizer(null);
factoryBean.setThreshold(null);
factoryBean.setType(EvictionPolicyType.MEMORY_SIZE);
factoryBean.afterPropertiesSet();
EvictionAttributes evictionAttributes = factoryBean.getObject();
assertNotNull(evictionAttributes);
assertEquals(EvictionAction.OVERFLOW_TO_DISK, evictionAttributes.getAction());
assertNull(evictionAttributes.getObjectSizer());
assertEquals(EvictionAttributesFactoryBean.DEFAULT_MEMORY_MAXIMUM_SIZE, evictionAttributes.getMaximum());
assertEquals(EvictionAlgorithm.LRU_MEMORY, evictionAttributes.getAlgorithm());
}
}