| /* |
| * 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 java.util.Comparator; |
| |
| import org.apache.directory.api.ldap.model.cursor.InvalidCursorPositionException; |
| import org.apache.directory.api.ldap.model.cursor.Tuple; |
| import org.apache.directory.server.core.avltree.ArrayTree; |
| import org.apache.directory.server.xdbm.KeyTupleArrayCursor; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import com.mycila.junit.concurrent.Concurrency; |
| import com.mycila.junit.concurrent.ConcurrentJunitRunner; |
| |
| |
| /** |
| * |
| * Test case for KeyTupleAvlCursor. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| @RunWith(ConcurrentJunitRunner.class) |
| @Concurrency() |
| public class KeyTupleArrayCursorTest |
| { |
| |
| ArrayTree<Integer> tree; |
| KeyTupleArrayCursor<Integer, Integer> cursor; |
| |
| private static final Integer KEY = Integer.valueOf( 1 ); |
| |
| |
| @Before |
| public void createTree() |
| { |
| Comparator<Integer> comparator = new Comparator<Integer>() |
| { |
| |
| public int compare( Integer i1, Integer i2 ) |
| { |
| return i1.compareTo( i2 ); |
| } |
| |
| }; |
| |
| tree = new ArrayTree<Integer>( comparator ); |
| |
| cursor = new KeyTupleArrayCursor<Integer, Integer>( tree, KEY ); |
| } |
| |
| |
| @After |
| public void cleanup() throws Exception |
| { |
| 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 |
| { |
| tree.insert( 3 ); |
| tree.insert( 5 ); |
| tree.insert( 7 ); |
| tree.insert( 12 ); |
| tree.insert( 0 ); |
| tree.insert( 30 ); |
| tree.insert( 25 ); |
| |
| cursor.before( new Tuple<Integer, Integer>( null, 3 ) ); |
| assertTrue( cursor.next() ); |
| assertEquals( 3, ( int ) cursor.get().getValue() ); |
| |
| cursor.after( new Tuple<Integer, Integer>( null, 34 ) ); |
| assertFalse( cursor.next() ); |
| |
| cursor.after( new Tuple<Integer, Integer>( null, 13 ) ); |
| assertTrue( cursor.next() ); |
| assertEquals( 25, ( int ) cursor.get().getValue() ); |
| |
| cursor.beforeFirst(); |
| assertFalse( cursor.previous() ); |
| assertTrue( cursor.next() ); |
| assertEquals( 0, ( int ) cursor.get().getValue() ); |
| |
| cursor.afterLast(); |
| assertFalse( cursor.next() ); |
| |
| assertTrue( cursor.first() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 0, ( int ) cursor.get().getValue() ); |
| |
| assertTrue( cursor.last() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 30, ( int ) cursor.get().getValue() ); |
| |
| assertTrue( cursor.previous() ); |
| assertEquals( 25, ( int ) cursor.get().getValue() ); |
| |
| assertTrue( cursor.next() ); |
| assertEquals( 30, ( int ) cursor.get().getValue() ); |
| |
| } |
| } |