| 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 java.io.IOException; |
| |
| import org.apache.commons.jcs3.auxiliary.disk.behavior.IDiskCacheAttributes.DiskLimitType; |
| import org.apache.commons.jcs3.engine.CacheElement; |
| import org.apache.commons.jcs3.engine.behavior.ICacheElement; |
| |
| public class IndexDiskCacheCountUnitTest extends IndexDiskCacheUnitTestAbstract { |
| |
| @Override |
| public IndexedDiskCacheAttributes getCacheAttributes() { |
| IndexedDiskCacheAttributes ret = new IndexedDiskCacheAttributes(); |
| ret.setDiskLimitType(DiskLimitType.COUNT); |
| return ret; |
| } |
| public void testRecycleBin() |
| throws IOException |
| { |
| IndexedDiskCacheAttributes cattr = getCacheAttributes(); |
| cattr.setCacheName( "testRemoveItems" ); |
| cattr.setOptimizeAtRemoveCount( 7 ); |
| cattr.setMaxKeySize( 5 ); |
| cattr.setMaxPurgatorySize( 0 ); |
| cattr.setDiskPath( "target/test-sandbox/BreakIndexTest" ); |
| IndexedDiskCache<String, String> disk = new IndexedDiskCache<>( cattr ); |
| |
| String[] test = { "a", "bb", "ccc", "dddd", "eeeee", "ffffff", "ggggggg", "hhhhhhhhh", "iiiiiiiiii" }; |
| String[] expect = { null, "bb", "ccc", null, null, "ffffff", null, "hhhhhhhhh", "iiiiiiiiii" }; |
| |
| //System.out.println( "------------------------- testRecycleBin " ); |
| |
| for ( int i = 0; i < 6; i++ ) |
| { |
| ICacheElement<String, String> element = new CacheElement<>( "testRecycleBin", "key:" + test[i], test[i] ); |
| //System.out.println( "About to add " + "key:" + test[i] + " i = " + i ); |
| disk.processUpdate( element ); |
| } |
| |
| for ( int i = 3; i < 5; i++ ) |
| { |
| //System.out.println( "About to remove " + "key:" + test[i] + " i = " + i ); |
| disk.remove( "key:" + test[i] ); |
| } |
| |
| // there was a bug where 7 would try to be put in the empty slot left by 4's removal, but it |
| // will not fit. |
| for ( int i = 7; i < 9; i++ ) |
| { |
| ICacheElement<String, String> element = new CacheElement<>( "testRecycleBin", "key:" + test[i], test[i] ); |
| //System.out.println( "About to add " + "key:" + test[i] + " i = " + i ); |
| disk.processUpdate( element ); |
| } |
| |
| try |
| { |
| for ( int i = 0; i < 9; i++ ) |
| { |
| ICacheElement<String, String> element = disk.get( "key:" + test[i] ); |
| if ( element != null ) |
| { |
| //System.out.println( "element = " + element.getVal() ); |
| } |
| else |
| { |
| //System.out.println( "null --" + "key:" + test[i] ); |
| } |
| |
| String expectedValue = expect[i]; |
| if ( expectedValue == null ) |
| { |
| assertNull( "Expected a null element", element ); |
| } |
| else |
| { |
| assertNotNull( "The element for key [" + "key:" + test[i] + "] should not be null. i = " + i, |
| element ); |
| assertEquals( "Elements contents do not match expected", element.getVal(), expectedValue ); |
| } |
| } |
| } |
| catch ( Exception e ) |
| { |
| e.printStackTrace(); |
| fail( "Should not get an exception: " + e.toString() ); |
| } |
| |
| disk.removeAll(); |
| } |
| } |