/*
 * (c) Copyright 2007, 2008, 2009 Hewlett-Packard Development Company, LP
 * All rights reserved.
 * [See end of file]
 */

package structure.tree;

import java.util.List;

import org.junit.Test;
import org.openjena.atlas.junit.BaseTest ;

public class TestTree extends BaseTest
{
    static TreeNode<String> A = new TreeNode<String>("A") ;
    static TreeNode<String> B = new TreeNode<String>("B") ;
    static TreeNode<String> C = new TreeNode<String>("C") ;
    static TreeNode<String> D = new TreeNode<String>("D") ;
    
    @Test public void tree1()
    {
        TreeNode<String> x = new TreeNode<String>("A") ;
        x.insert("B") ;
        List<String> recs = x.records() ;
        assertEquals(2, recs.size()) ;
        assertEquals("A", recs.get(0)) ;
        assertEquals("B", recs.get(1)) ;
    }
    

    @Test public void tree10()
    {
        TreeNode<String> x = new TreeNode<String>("K3", new TreeNode<String>("K1", A, new TreeNode<String>("K2", B, C)), D) ;
        List<String> before = x.records() ;
        x.pivotLeftRight() ;
        List<String> after = x.records() ;
        assertEquals(before, after) ;
    }
    
    @Test public void tree11()
    {
        TreeNode<String> x = new TreeNode<String>("K1", A, new TreeNode<String>("K3", new TreeNode<String>("K2", B, C), D)) ;
        List<String> before = x.records() ;
        x.pivotRightLeft() ;
        List<String> after = x.records() ;
        assertEquals(before, after) ;
    }    
}

/*
 * (c) Copyright 2007, 2008, 2009 Hewlett-Packard Development Company, LP
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */