| package org.apache.commons.jcs3.auxiliary.disk.indexed; |
| |
| /* |
| * 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.extensions.ActiveTestSuite; |
| import junit.framework.Test; |
| import junit.framework.TestCase; |
| |
| import java.util.HashSet; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import org.apache.commons.jcs3.JCS; |
| import org.apache.commons.jcs3.access.CacheAccess; |
| import org.apache.commons.jcs3.engine.behavior.ICacheElement; |
| |
| /** |
| * Test which exercises the indexed disk cache. This one uses three different |
| * regions for thre threads. It uses a config file that specifies 0 items in |
| * memory. |
| */ |
| public class IndexedDiskCacheNoMemoryUnitTest |
| extends TestCase |
| { |
| /** |
| * Number of items to cache; the configured maxObjects for the memory cache |
| * regions is 0. |
| */ |
| private static final int items = 2000; |
| |
| /** |
| * @param testName |
| */ |
| public IndexedDiskCacheNoMemoryUnitTest( final String testName ) |
| { |
| super( testName ); |
| } |
| |
| /** |
| * Main method passes this test to the text test runner. |
| * <p> |
| * @param args |
| */ |
| public static void main( final String args[] ) |
| { |
| final String[] testCaseName = { IndexedDiskCacheNoMemoryUnitTest.class.getName() }; |
| junit.textui.TestRunner.main( testCaseName ); |
| } |
| |
| /** |
| * A unit test suite for JUnit |
| * <p> |
| * @return The test suite |
| */ |
| public static Test suite() |
| { |
| final ActiveTestSuite suite = new ActiveTestSuite(); |
| |
| suite.addTest( new IndexedDiskCacheNoMemoryUnitTest( "testIndexedDiskCache1" ) |
| { |
| @Override |
| public void runTest() |
| throws Exception |
| { |
| this.runTestForRegion( "indexedRegion1" ); |
| } |
| } ); |
| |
| suite.addTest( new IndexedDiskCacheNoMemoryUnitTest( "testIndexedDiskCache2" ) |
| { |
| @Override |
| public void runTest() |
| throws Exception |
| { |
| this.runTestForRegion( "indexedRegion2" ); |
| } |
| } ); |
| |
| suite.addTest( new IndexedDiskCacheNoMemoryUnitTest( "testIndexedDiskCache3" ) |
| { |
| @Override |
| public void runTest() |
| throws Exception |
| { |
| this.runTestForRegion( "indexedRegion3" ); |
| } |
| } ); |
| |
| return suite; |
| } |
| |
| /** |
| * Test setup |
| */ |
| @Override |
| public void setUp() |
| { |
| JCS.setConfigFilename( "/TestDiskCacheNoMemory.ccf" ); |
| } |
| |
| /** |
| * Adds items to cache, gets them, and removes them. The item count is more |
| * than the size of the memory cache, so items should spool to disk. |
| * |
| * @param region |
| * Name of the region to access |
| * |
| * @throws Exception |
| * If an error occurs |
| */ |
| public void runTestForRegion( final String region ) |
| throws Exception |
| { |
| final CacheAccess<String, String> jcs = JCS.getInstance( region ); |
| |
| // Add items to cache |
| |
| for ( int i = 0; i <= items; i++ ) |
| { |
| jcs.put( i + ":key", region + " data " + i ); |
| } |
| |
| // Test that all items are in cache |
| |
| for ( int i = 0; i <= items; i++ ) |
| { |
| final String value = jcs.get( i + ":key" ); |
| |
| assertEquals( region + " data " + i, value ); |
| } |
| |
| // Test that getElements returns all the expected values |
| final Set<String> keys = new HashSet<>(); |
| for ( int i = 0; i <= items; i++ ) |
| { |
| keys.add( i + ":key" ); |
| } |
| |
| final Map<String, ICacheElement<String, String>> elements = jcs.getCacheElements( keys ); |
| for ( int i = 0; i <= items; i++ ) |
| { |
| final ICacheElement<String, String> element = elements.get( i + ":key" ); |
| assertNotNull( "element " + i + ":key is missing", element ); |
| assertEquals( "value " + i + ":key", region + " data " + i, element.getVal() ); |
| } |
| |
| // Remove all the items |
| for ( int i = 0; i <= items; i++ ) |
| { |
| jcs.remove( i + ":key" ); |
| } |
| |
| // Verify removal |
| for ( int i = 0; i <= items; i++ ) |
| { |
| assertNull( "Removed key should be null: " + i + ":key" + "\n stats " + jcs.getStats(), jcs.get( i + ":key" ) ); |
| } |
| |
| // dump the stats to the report |
| // System.out.println( jcs.getStats() ); |
| } |
| } |