| /* |
| * 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.avltree; |
| |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertFalse; |
| import static org.junit.jupiter.api.Assertions.assertNotNull; |
| import static org.junit.jupiter.api.Assertions.assertThrows; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| import static org.junit.jupiter.api.Assertions.fail; |
| |
| import java.util.Comparator; |
| |
| import org.apache.directory.api.ldap.model.cursor.InvalidCursorPositionException; |
| import org.apache.directory.api.ldap.model.cursor.Tuple; |
| import org.junit.jupiter.api.AfterEach; |
| import org.junit.jupiter.api.BeforeEach; |
| import org.junit.jupiter.api.Test; |
| import org.junit.jupiter.api.parallel.Execution; |
| import org.junit.jupiter.api.parallel.ExecutionMode; |
| |
| |
| /** |
| * |
| * AvlTreeMapNoDupsCursorTest. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| @Execution(ExecutionMode.CONCURRENT) |
| public class AvlTreeMapNoDupsCursorTest |
| { |
| AvlTreeMap<Integer, Integer> tree; |
| |
| AvlSingletonOrOrderedSetCursor<Integer, Integer> cursor; |
| |
| |
| @BeforeEach |
| public void createTree() |
| { |
| Comparator<Integer> comparator = new Comparator<Integer>() |
| { |
| |
| public int compare( Integer i1, Integer i2 ) |
| { |
| return i1.compareTo( i2 ); |
| } |
| |
| }; |
| |
| tree = new AvlTreeMapImpl<Integer, Integer>( comparator, comparator, true ); |
| |
| cursor = new AvlSingletonOrOrderedSetCursor<Integer, Integer>( tree ); |
| } |
| |
| |
| @AfterEach |
| public void cleanup() throws Exception |
| { |
| cursor.close(); |
| } |
| |
| |
| @Test |
| public void testEmptyCursor() throws Exception |
| { |
| assertFalse( cursor.isClosed() ); |
| assertFalse( cursor.available() ); |
| |
| try |
| { |
| cursor.get(); |
| fail( "Should not get here" ); |
| } |
| catch ( InvalidCursorPositionException e ) |
| { |
| assertNotNull( e ); |
| } |
| |
| cursor.beforeFirst(); |
| assertFalse( cursor.available() ); |
| |
| cursor.afterLast(); |
| assertFalse( cursor.available() ); |
| |
| assertFalse( cursor.first() ); |
| assertFalse( cursor.available() ); |
| |
| assertFalse( cursor.last() ); |
| assertFalse( cursor.available() ); |
| |
| assertFalse( cursor.next() ); |
| assertFalse( cursor.available() ); |
| |
| assertFalse( cursor.previous() ); |
| assertFalse( cursor.available() ); |
| |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 3, null ) ); |
| assertFalse( cursor.available() ); |
| |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 3, null ) ); |
| assertFalse( cursor.available() ); |
| } |
| |
| |
| @Test |
| public void testCursor() throws Exception |
| { |
| tree.insert( 7, 7 ); |
| assertFalse( cursor.isClosed() ); |
| assertFalse( cursor.available() ); |
| |
| try |
| { |
| cursor.get(); |
| fail( "Should not get here" ); |
| } |
| catch ( InvalidCursorPositionException e ) |
| { |
| assertNotNull( e ); |
| } |
| |
| cursor.beforeFirst(); |
| assertFalse( cursor.available() ); |
| assertFalse( cursor.previous() ); |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 7, ( int ) cursor.get().getKey() ); |
| assertEquals( 7, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| cursor.afterLast(); |
| assertFalse( cursor.next() ); |
| assertFalse( cursor.available() ); |
| |
| assertTrue( cursor.first() ); |
| assertTrue( cursor.available() ); |
| |
| assertTrue( cursor.last() ); |
| assertTrue( cursor.available() ); |
| |
| assertFalse( cursor.next() ); |
| assertFalse( cursor.available() ); |
| |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 3, null ) ); |
| assertFalse( cursor.available() ); |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 7, ( int ) cursor.get().getKey() ); |
| assertEquals( 7, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 3, null ) ); |
| assertFalse( cursor.previous() ); |
| assertFalse( cursor.available() ); |
| |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 3, null ) ); |
| assertFalse( cursor.available() ); |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 7, ( int ) cursor.get().getKey() ); |
| assertEquals( 7, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 3, null ) ); |
| assertFalse( cursor.previous() ); |
| assertFalse( cursor.available() ); |
| |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 7, null ) ); |
| assertFalse( cursor.available() ); |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 7, ( int ) cursor.get().getKey() ); |
| assertEquals( 7, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 7, null ) ); |
| assertFalse( cursor.previous() ); |
| assertFalse( cursor.available() ); |
| |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 7, null ) ); |
| assertFalse( cursor.available() ); |
| assertFalse( cursor.next() ); |
| assertFalse( cursor.available() ); |
| |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 7, null ) ); |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 7, ( int ) cursor.get().getKey() ); |
| assertEquals( 7, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 9, null ) ); |
| assertFalse( cursor.available() ); |
| assertFalse( cursor.next() ); |
| assertFalse( cursor.available() ); |
| |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 9, null ) ); |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 7, ( int ) cursor.get().getKey() ); |
| assertEquals( 7, ( int ) cursor.get().getValue().getSingleton() ); |
| } |
| |
| |
| @Test |
| public void testManyEntriesCursor() throws Exception |
| { |
| tree.insert( 3, 3 ); |
| tree.insert( 7, 7 ); |
| tree.insert( 10, 10 ); |
| tree.insert( 11, 11 ); |
| |
| assertFalse( cursor.isClosed() ); |
| assertFalse( cursor.available() ); |
| assertEquals( 4, tree.getSize() ); |
| |
| try |
| { |
| cursor.get(); |
| fail( "Should not get here" ); |
| } |
| catch ( InvalidCursorPositionException e ) |
| { |
| assertNotNull( e ); |
| } |
| |
| cursor.beforeFirst(); |
| assertFalse( cursor.available() ); |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 3, ( int ) cursor.get().getKey() ); |
| assertEquals( 3, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 7, ( int ) cursor.get().getKey() ); |
| assertEquals( 7, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 10, ( int ) cursor.get().getKey() ); |
| assertEquals( 10, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 11, ( int ) cursor.get().getKey() ); |
| assertEquals( 11, ( int ) cursor.get().getValue().getSingleton() ); |
| assertFalse( cursor.next() ); |
| assertFalse( cursor.available() ); |
| |
| cursor.afterLast(); |
| assertFalse( cursor.available() ); |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 11, ( int ) cursor.get().getKey() ); |
| assertEquals( 11, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 10, ( int ) cursor.get().getKey() ); |
| assertEquals( 10, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 7, ( int ) cursor.get().getKey() ); |
| assertEquals( 7, ( int ) cursor.get().getValue().getSingleton() ); |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 3, ( int ) cursor.get().getKey() ); |
| assertEquals( 3, ( int ) cursor.get().getValue().getSingleton() ); |
| assertFalse( cursor.previous() ); |
| assertFalse( cursor.available() ); |
| |
| assertTrue( cursor.first() ); |
| assertTrue( cursor.available() ); |
| |
| assertTrue( cursor.last() ); |
| assertTrue( cursor.available() ); |
| |
| assertFalse( cursor.next() ); |
| assertFalse( cursor.available() ); |
| |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| |
| // position before first object |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 2, null ) ); |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 3, ( int ) cursor.get().getKey() ); |
| assertEquals( 3, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 2, null ) ); |
| assertFalse( cursor.previous() ); |
| assertFalse( cursor.available() ); |
| |
| // position on first object |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 3, null ) ); |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 7, ( int ) cursor.get().getKey() ); |
| assertEquals( 7, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 3, null ) ); |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 3, ( int ) cursor.get().getKey() ); |
| assertEquals( 3, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| // position after first object |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 5, null ) ); |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 7, ( int ) cursor.get().getKey() ); |
| assertEquals( 7, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 5, null ) ); |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 3, ( int ) cursor.get().getKey() ); |
| assertEquals( 3, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| // position before last object |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 10, null ) ); |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 11, ( int ) cursor.get().getKey() ); |
| assertEquals( 11, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 10, null ) ); |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 10, ( int ) cursor.get().getKey() ); |
| assertEquals( 10, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| // position on last object |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 11, null ) ); |
| assertFalse( cursor.next() ); |
| assertFalse( cursor.available() ); |
| |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 11, null ) ); |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 11, ( int ) cursor.get().getKey() ); |
| assertEquals( 11, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| // position after last object |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 20, null ) ); |
| assertFalse( cursor.next() ); |
| assertFalse( cursor.available() ); |
| |
| cursor.after( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 20, null ) ); |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 11, ( int ) cursor.get().getKey() ); |
| assertEquals( 11, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| // position after last object |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 20, null ) ); |
| assertFalse( cursor.next() ); |
| assertFalse( cursor.available() ); |
| |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 20, null ) ); |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 11, ( int ) cursor.get().getKey() ); |
| assertEquals( 11, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| // position on last object |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 11, null ) ); |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 11, ( int ) cursor.get().getKey() ); |
| assertEquals( 11, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 11, null ) ); |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 10, ( int ) cursor.get().getKey() ); |
| assertEquals( 10, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| // position before last object |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 10, null ) ); |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 10, ( int ) cursor.get().getKey() ); |
| assertEquals( 10, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 10, null ) ); |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 7, ( int ) cursor.get().getKey() ); |
| assertEquals( 7, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| // position after first object |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 5, null ) ); |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 7, ( int ) cursor.get().getKey() ); |
| assertEquals( 7, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 5, null ) ); |
| assertTrue( cursor.previous() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 3, ( int ) cursor.get().getKey() ); |
| assertEquals( 3, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| // position on first object |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 3, null ) ); |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 3, ( int ) cursor.get().getKey() ); |
| assertEquals( 3, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 3, null ) ); |
| assertFalse( cursor.previous() ); |
| assertFalse( cursor.available() ); |
| |
| // position before first object |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 2, null ) ); |
| assertTrue( cursor.next() ); |
| assertTrue( cursor.available() ); |
| assertEquals( 3, ( int ) cursor.get().getKey() ); |
| assertEquals( 3, ( int ) cursor.get().getValue().getSingleton() ); |
| |
| cursor.before( new Tuple<Integer, SingletonOrOrderedSet<Integer>>( 2, null ) ); |
| assertFalse( cursor.previous() ); |
| assertFalse( cursor.available() ); |
| } |
| |
| |
| @Test |
| public void testAfterValue() throws Exception |
| { |
| assertThrows( UnsupportedOperationException.class, () -> cursor.afterValue( 0, null ) ); |
| } |
| |
| |
| @Test |
| public void testBeforeValue() throws Exception |
| { |
| assertThrows( UnsupportedOperationException.class, () -> cursor.beforeValue( 0, null ) ); |
| } |
| |
| |
| @Test |
| public void testCursorWithDupValues() throws Exception |
| { |
| tree.insert( 3, 3 ); |
| tree.insert( 3, 7 ); |
| tree.insert( 3, 10 ); |
| tree.insert( 11, 11 ); |
| |
| cursor.next(); |
| Tuple<Integer, SingletonOrOrderedSet<Integer>> t = cursor.get(); |
| |
| assertEquals( 3, t.getKey().intValue() ); |
| |
| assertEquals( AvlTreeImpl.class, t.getValue().getOrderedSet().getClass() ); |
| |
| AvlTree<Integer> dupsTree = t.getValue().getOrderedSet(); |
| assertEquals( 3, dupsTree.getSize() ); |
| |
| AvlTreeCursor<Integer> valCursor = new AvlTreeCursor<Integer>( dupsTree ); |
| |
| assertTrue( valCursor.next() ); |
| assertEquals( 3, valCursor.get().intValue() ); |
| |
| assertTrue( valCursor.next() ); |
| assertEquals( 7, valCursor.get().intValue() ); |
| |
| assertTrue( valCursor.next() ); |
| assertEquals( 10, valCursor.get().intValue() ); |
| |
| assertFalse( valCursor.next() ); |
| valCursor.close(); |
| } |
| } |