| /* |
| * 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. |
| */ |
| package org.apache.directory.server.core.partition.impl.btree.jdbm; |
| |
| |
| import static junit.framework.Assert.assertEquals; |
| import static junit.framework.Assert.assertFalse; |
| import static junit.framework.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| import java.io.File; |
| import java.util.Comparator; |
| |
| import jdbm.RecordManager; |
| import jdbm.btree.BTree; |
| import jdbm.helper.DefaultSerializer; |
| import jdbm.recman.BaseRecordManager; |
| |
| import org.apache.directory.api.ldap.model.constants.SchemaConstants; |
| import org.apache.directory.api.ldap.model.cursor.InvalidCursorPositionException; |
| import org.apache.directory.api.ldap.model.cursor.Tuple; |
| import org.apache.directory.api.ldap.model.schema.SchemaManager; |
| import org.apache.directory.api.ldap.model.schema.comparators.SerializableComparator; |
| import org.apache.directory.api.ldap.schemaextractor.SchemaLdifExtractor; |
| import org.apache.directory.api.ldap.schemaextractor.impl.DefaultSchemaLdifExtractor; |
| import org.apache.directory.api.ldap.schemaloader.LdifSchemaLoader; |
| import org.apache.directory.api.ldap.schemamanager.impl.DefaultSchemaManager; |
| import org.apache.directory.api.util.exception.Exceptions; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| |
| /** |
| * Test case for KeyTupleBTreeCursor. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class KeyTupleBTreeCursorTest |
| { |
| JdbmTable<String, String> table; |
| Comparator<String> comparator; |
| KeyTupleBTreeCursor<String, String> cursor; |
| File dbFile; |
| RecordManager recman; |
| |
| private static final String KEY = "1"; |
| private static final String TEST_OUTPUT_PATH = "test.output.path"; |
| private static SchemaManager schemaManager; |
| |
| |
| @BeforeClass |
| public static void init() throws Exception |
| { |
| String workingDirectory = System.getProperty( "workingDirectory" ); |
| |
| if ( workingDirectory == null ) |
| { |
| String path = DupsContainerCursorTest.class.getResource( "" ).getPath(); |
| int targetPos = path.indexOf( "target" ); |
| workingDirectory = path.substring( 0, targetPos + 6 ); |
| } |
| |
| File schemaRepository = new File( workingDirectory, "schema" ); |
| SchemaLdifExtractor extractor = new DefaultSchemaLdifExtractor( new File( workingDirectory ) ); |
| extractor.extractOrCopy( true ); |
| LdifSchemaLoader loader = new LdifSchemaLoader( schemaRepository ); |
| schemaManager = new DefaultSchemaManager( loader ); |
| |
| boolean loaded = schemaManager.loadAllEnabled(); |
| |
| if ( !loaded ) |
| { |
| fail( "Schema load failed : " + Exceptions.printErrors( schemaManager.getErrors() ) ); |
| } |
| } |
| |
| |
| @Before |
| public void createTree() throws Exception |
| { |
| comparator = new Comparator<String>() |
| { |
| public int compare( String i1, String i2 ) |
| { |
| return i1.compareTo( i2 ); |
| } |
| }; |
| |
| File tmpDir = null; |
| |
| if ( System.getProperty( TEST_OUTPUT_PATH, null ) != null ) |
| { |
| tmpDir = new File( System.getProperty( TEST_OUTPUT_PATH ) ); |
| } |
| |
| dbFile = File.createTempFile( getClass().getSimpleName(), "db", tmpDir ); |
| recman = new BaseRecordManager( dbFile.getAbsolutePath() ); |
| |
| SerializableComparator<String> comparator = new SerializableComparator<String>( |
| SchemaConstants.INTEGER_ORDERING_MATCH_MR_OID ); |
| comparator.setSchemaManager( schemaManager ); |
| |
| table = new JdbmTable<String, String>( schemaManager, "test", 6, recman, |
| comparator, comparator, new DefaultSerializer(), new DefaultSerializer() ); |
| |
| cursor = new KeyTupleBTreeCursor<String, String>( table.getBTree(), KEY, comparator ); |
| } |
| |
| |
| @After |
| public void destroyTable() throws Exception |
| { |
| recman.close(); |
| recman = null; |
| dbFile.deleteOnExit(); |
| |
| String fileToDelete = dbFile.getAbsolutePath(); |
| new File( fileToDelete + ".db" ).delete(); |
| new File( fileToDelete + ".lg" ).delete(); |
| |
| dbFile = null; |
| cursor.close(); |
| } |
| |
| |
| @Test(expected = InvalidCursorPositionException.class) |
| public void testEmptyCursor() throws Exception |
| { |
| assertFalse( cursor.next() ); |
| assertFalse( cursor.available() ); |
| |
| assertFalse( cursor.isClosed() ); |
| |
| assertFalse( cursor.first() ); |
| assertFalse( cursor.last() ); |
| |
| cursor.get(); // should throw InvalidCursorPositionException |
| } |
| |
| |
| @Test |
| public void testNonEmptyCursor() throws Exception |
| { |
| table.put( KEY, "3" ); |
| table.put( KEY, "5" ); |
| table.put( KEY, "7" ); |
| table.put( KEY, "12" ); |
| table.put( KEY, "0" ); |
| table.put( KEY, "30" ); |
| table.put( KEY, "25" ); |
| |
| KeyTupleBTreeCursor<String, String> cursor = new KeyTupleBTreeCursor<String, String>( getDupsContainer(), KEY, comparator ); |
| |
| cursor.before( new Tuple<String, String>( KEY, "3" ) ); |
| assertTrue( cursor.next() ); |
| assertEquals( "3", cursor.get().getValue() ); |
| |
| cursor.after( new Tuple<String, String>( KEY, "100" ) ); |
| assertFalse( cursor.next() ); |
| |
| cursor.beforeFirst(); |
| cursor.after( new Tuple<String, String>( KEY, "13" ) ); |
| assertTrue( cursor.next() ); |
| assertEquals( "25", cursor.get().getValue() ); |
| |
| cursor.beforeFirst(); |
| assertFalse( cursor.previous() ); |
| assertTrue( cursor.next() ); |
| assertEquals( "0", cursor.get().getValue() ); |
| |
| cursor.afterLast(); |
| assertFalse( cursor.next() ); |
| |
| assertTrue( cursor.first() ); |
| assertTrue( cursor.available() ); |
| assertEquals( "0", cursor.get().getValue() ); |
| |
| assertTrue( cursor.last() ); |
| assertTrue( cursor.available() ); |
| assertEquals( "30", cursor.get().getValue() ); |
| |
| assertTrue( cursor.previous() ); |
| assertEquals( "25", cursor.get().getValue() ); |
| |
| assertTrue( cursor.next() ); |
| assertEquals( "30", cursor.get().getValue() ); |
| |
| cursor.close(); |
| } |
| |
| |
| private BTree getDupsContainer() throws Exception |
| { |
| BTree tree = table.getBTree(); |
| |
| DupsContainer<String> values = table.getDupsContainer( ( byte[] ) tree.find( KEY ) ); |
| |
| return table.getBTree( values.getBTreeRedirect() ); |
| } |
| } |