/*
 *  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.mavibot;


import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.fail;

import java.io.File;

import org.apache.directory.api.ldap.model.schema.SchemaManager;
import org.apache.directory.api.ldap.schema.extractor.SchemaLdifExtractor;
import org.apache.directory.api.ldap.schema.extractor.impl.DefaultSchemaLdifExtractor;
import org.apache.directory.api.ldap.schema.loader.LdifSchemaLoader;
import org.apache.directory.api.ldap.schema.manager.impl.DefaultSchemaManager;
import org.apache.directory.api.util.Strings;
import org.apache.directory.api.util.exception.Exceptions;
import org.apache.directory.mavibot.btree.RecordManager;
import org.junit.After;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;


/**
 * Test cases for MavibotMasterTable.
 *
 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
 */
public class MavibotMasterTableTest
{
    private static final Logger LOG = LoggerFactory.getLogger( MavibotMasterTableTest.class );

    private MavibotMasterTable table;

    private static SchemaManager schemaManager = null;

    private RecordManager recordMan;

    @Rule
    public TemporaryFolder tmpDir = new TemporaryFolder();


    @BeforeClass
    public static void loadSchema() throws Exception
    {
        String workingDirectory = System.getProperty( "workingDirectory" );

        if ( workingDirectory == null )
        {
            String path = MavibotMasterTableTest.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() ) );
        }

        MavibotEntrySerializer.setSchemaManager( schemaManager );
    }


    @Before
    public void createTable() throws Exception
    {
        destroyTable();

        recordMan = new RecordManager( tmpDir.getRoot().getAbsolutePath() );

        table = new MavibotMasterTable( recordMan, schemaManager, "master" );
        LOG.debug( "Created new table and populated it with data" );
    }


    @After
    public void destroyTable() throws Exception
    {
        if ( table == null )
        {
            return;
        }

        table.close();
    }


    @Test
    public void testAll() throws Exception
    {
        assertNull( table.get( Strings.getUUID( 0L ) ) );
        assertEquals( 0, table.count() );
    }
}
