| package org.apache.commons.jcs3.engine; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| import junit.framework.TestCase; |
| |
| import org.apache.commons.jcs3.utils.props.PropertyLoader; |
| import org.apache.commons.jcs3.JCS; |
| import org.apache.commons.jcs3.access.CacheAccess; |
| import org.apache.commons.jcs3.engine.control.CompositeCacheManager; |
| |
| import java.util.Properties; |
| |
| /** |
| * Verify that system properties can override. |
| */ |
| public class SystemPropertyUsageUnitTest |
| extends TestCase |
| { |
| private static final String JCS_DEFAULT_CACHEATTRIBUTES_MAX_OBJECTS = "jcs.default.cacheattributes.MaxObjects"; |
| private static final int testValue = 6789; |
| |
| private CompositeCacheManager manager; |
| |
| @Override |
| protected void setUp() throws Exception |
| { |
| super.setUp(); |
| //First shut down any previously running manager. |
| manager = CompositeCacheManager.getInstance(); |
| manager.shutDown(); |
| } |
| |
| /** |
| * @see junit.framework.TestCase#tearDown() |
| */ |
| @Override |
| protected void tearDown() throws Exception |
| { |
| if (manager != null) |
| { |
| manager.shutDown(); |
| } |
| |
| System.clearProperty(JCS_DEFAULT_CACHEATTRIBUTES_MAX_OBJECTS); |
| super.tearDown(); |
| } |
| |
| /** |
| * Verify that the system properties are used. |
| * @throws Exception |
| * |
| */ |
| public void testSystemPropertyUsage() |
| throws Exception |
| { |
| System.setProperty( JCS_DEFAULT_CACHEATTRIBUTES_MAX_OBJECTS, String.valueOf(testValue) ); |
| |
| JCS.setConfigFilename( "/TestSystemPropertyUsage.ccf" ); |
| |
| final CacheAccess<String, String> jcs = JCS.getInstance( "someCacheNotInFile" ); |
| |
| manager = CompositeCacheManager.getInstance(); |
| |
| assertEquals( "System property value is not reflected.", testValue, jcs.getCacheAttributes().getMaxObjects()); |
| } |
| |
| /** |
| * Verify that the system properties are not used is specified. |
| * |
| * @throws Exception |
| * |
| */ |
| public void testSystemPropertyUsage_inactive() |
| throws Exception |
| { |
| System.setProperty( JCS_DEFAULT_CACHEATTRIBUTES_MAX_OBJECTS, String.valueOf(testValue) ); |
| |
| manager = CompositeCacheManager.getUnconfiguredInstance(); |
| |
| final Properties props = PropertyLoader.loadProperties( "TestSystemPropertyUsage.ccf" ); |
| |
| manager.configure( props, false ); |
| |
| final CacheAccess<String, String> jcs = JCS.getInstance( "someCacheNotInFile" ); |
| |
| assertEquals( "System property value should not be reflected", |
| Integer.parseInt( props.getProperty( JCS_DEFAULT_CACHEATTRIBUTES_MAX_OBJECTS ) ), |
| jcs.getCacheAttributes().getMaxObjects()); |
| } |
| } |