/*
 * Copyright (c) 2002-2009 "Neo Technology,"
 *     Network Engine for Objects in Lund AB [http://neotechnology.com]
 *
 * This file is part of Neo4j.
 * 
 * Neo4j is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
package org.neo4j.kernel.impl.core;

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

import org.junit.Test;
import org.neo4j.graphdb.Direction;
import org.neo4j.graphdb.Node;
import org.neo4j.graphdb.NotFoundException;
import org.neo4j.graphdb.NotInTransactionException;
import org.neo4j.graphdb.Relationship;
import org.neo4j.kernel.impl.AbstractNeo4jTestCase;
import org.neo4j.kernel.impl.MyRelTypes;

public class TestNeo4jApiExceptions extends AbstractNeo4jTestCase
{
    @Test
    public void testNotInTransactionException()
    {
        Node node1 = getGraphDb().createNode();
        node1.setProperty( "test", 1 );
        Node node2 = getGraphDb().createNode();
        Node node3 = getGraphDb().createNode();
        Relationship rel = node1.createRelationshipTo( node2, MyRelTypes.TEST );
        rel.setProperty( "test", 11 );
        commit();
        try
        {
            getGraphDb().createNode();
            fail( "Create node with no transaction should throw exception" ); 
        }
        catch ( NotInTransactionException e )
        { // good
        }
        try
        {
            node1.createRelationshipTo( node2, MyRelTypes.TEST );
            fail( "Create relationship with no transaction should " + 
                "throw exception" ); 
        }
        catch ( NotInTransactionException e )
        { // good
        }
        try
        {
            node1.setProperty( "test", 2 );
            fail( "Set property with no transaction should throw exception" ); 
        }
        catch ( NotInTransactionException e )
        { // good
        }
        try
        {
            rel.setProperty( "test", 22 );
            fail( "Set property with no transaction should throw exception" ); 
        }
        catch ( NotInTransactionException e )
        { // good
        }
        try
        {
            node3.delete();
            fail( "Delete node with no transaction should " + 
                "throw exception" ); 
        }
        catch ( NotInTransactionException e )
        { // good
        }
        try
        {
            rel.delete();
            fail( "Delete relationship with no transaction should " + 
            "throw exception" ); 
        }
        catch ( NotInTransactionException e )
        { // good
        }
        newTransaction();
        assertEquals( node1.getProperty( "test" ), 1 );
        assertEquals( rel.getProperty( "test" ), 11 );
        assertEquals( rel, node1.getSingleRelationship( MyRelTypes.TEST, 
            Direction.OUTGOING ) );
        node1.delete();
        node2.delete();
        rel.delete();
        node3.delete();
    }
    
    @Test
    public void testNotFoundException()
    {
        Node node1 = getGraphDb().createNode();
        Node node2 = getGraphDb().createNode();
        Relationship rel = node1.createRelationshipTo( node2, MyRelTypes.TEST );
        long nodeId = node1.getId();
        long relId = rel.getId();
        rel.delete();
        node2.delete();
        node1.delete();
        newTransaction();
        try
        {
            getGraphDb().getNodeById( nodeId );
            fail( "Get node by id on deleted node should throw exception" );
        }
        catch ( NotFoundException e )
        { // good
        }
        try
        {
            getGraphDb().getRelationshipById( relId );
            fail( "Get relationship by id on deleted node should " + 
                "throw exception" );
        }
        catch ( NotFoundException e )
        { // good
        }
    }
}