/*
* 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.xdbm;
import static junit.framework.Assert.assertFalse;
import static junit.framework.Assert.assertNotNull;
import static junit.framework.Assert.assertTrue;
import org.apache.directory.api.ldap.model.cursor.Cursor;
import org.apache.directory.api.ldap.model.cursor.InvalidCursorPositionException;
import org.apache.directory.api.ldap.model.entry.DefaultEntry;
import org.apache.directory.server.core.api.partition.Partition;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
/**
* Tests the {@link SingletonIndexCursor} class.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class SingletonIndexCursorTest
{
private IndexEntry<String, String> indexEntry;
private SingletonIndexCursor<String> indexCursor;
@Before
public void setUp()
{
indexEntry = new IndexEntry<String, String>();
indexEntry.setId( Partition.DEFAULT_ID );
indexEntry.setEntry( new DefaultEntry() );
indexEntry.setKey( "test" );
indexCursor = new SingletonIndexCursor<String>( indexEntry );
}
@After
public void cleanup() throws Exception
{
indexCursor.close();
}
@Test
public void testConstructor() throws Exception
{
Cursor cursor = new SingletonIndexCursor<String>( indexEntry );
cursor.close();
}
@Test(expected = InvalidCursorPositionException.class)
public void testGetNotPositioned() throws Exception
{
indexCursor.get();
}
@Test(expected = InvalidCursorPositionException.class)
public void testGetBeforeFirst() throws Exception
{
indexCursor.beforeFirst();
indexCursor.get();
}
@Test(expected = InvalidCursorPositionException.class)
public void testGetAfterLast() throws Exception
{
indexCursor.afterLast();
indexCursor.get();
}
@Test
public void testGet() throws Exception
{
// not positioned
indexCursor.next();
assertNotNull( indexCursor.get() );
indexCursor.first();
assertNotNull( indexCursor.get() );
indexCursor.last();
assertNotNull( indexCursor.get() );
indexCursor.afterLast();
assertTrue( indexCursor.previous() );
assertNotNull( indexCursor.get() );
indexCursor.beforeFirst();
assertTrue( indexCursor.next() );
assertNotNull( indexCursor.get() );
}
@Test
public void testBeforeFirst() throws Exception
{
// not explicitly positioned, implicit before first
assertTrue( indexCursor.isBeforeFirst() );
indexCursor.first();
assertFalse( indexCursor.isBeforeFirst() );
indexCursor.beforeFirst();
assertTrue( indexCursor.isBeforeFirst() );
}
@Test
public void testAfterLast() throws Exception
{
assertFalse( indexCursor.isAfterLast() );
indexCursor.afterLast();
assertTrue( indexCursor.isAfterLast() );
}
@Test
public void testFirst() throws Exception
{
assertFalse( indexCursor.isFirst() );
assertTrue( indexCursor.first() );
assertTrue( indexCursor.isFirst() );
assertNotNull( indexCursor.get() );
}
@Test
public void testLast() throws Exception
{
assertFalse( indexCursor.isLast() );
assertTrue( indexCursor.last() );
assertTrue( indexCursor.isLast() );
assertNotNull( indexCursor.get() );
}
@Test
public void testAvailable() throws Exception
{
assertFalse( indexCursor.available() );
indexCursor.first();
assertTrue( indexCursor.available() );
indexCursor.last();
assertTrue( indexCursor.available() );
indexCursor.afterLast();
assertFalse( indexCursor.available() );
indexCursor.beforeFirst();
assertFalse( indexCursor.available() );
}
@Test
public void testNext() throws Exception
{
// not explicitly positioned, implicit before first
assertTrue( indexCursor.next() );
assertFalse( indexCursor.next() );
// position before first
indexCursor.beforeFirst();
assertTrue( indexCursor.next() );
assertFalse( indexCursor.next() );
// position first
indexCursor.first();
assertFalse( indexCursor.next() );
// position last
indexCursor.last();
assertFalse( indexCursor.next() );
// position after first
indexCursor.afterLast();
assertFalse( indexCursor.next() );
}
@Test
public void testPrevious() throws Exception
{
// not positioned
assertFalse( indexCursor.previous() );
// position before first
indexCursor.beforeFirst();
assertFalse( indexCursor.previous() );
// position first
indexCursor.first();
assertFalse( indexCursor.previous() );
// position last
indexCursor.last();
assertFalse( indexCursor.previous() );
// position after first
indexCursor.afterLast();
assertTrue( indexCursor.previous() );
assertFalse( indexCursor.previous() );
}
@Test(expected = UnsupportedOperationException.class)
public void testBefore() throws Exception
{
indexCursor.before( null );
}
@Test(expected = UnsupportedOperationException.class)
public void testAfter() throws Exception
{
indexCursor.after( null );
}
}