package jp.ac.u_ryukyu.ie.cr.shoshi.jungle.impl.node;

import java.nio.ByteBuffer;

import org.junit.Assert;

import fj.Ord;
import fj.P2;
import fj.data.List;
import fj.data.Option;
import fj.data.TreeMap;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.core.AttributesTest;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.DefaultAttributes;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.TreeNode;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.TreeNodeAttributes;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction.DefaultTreeNode;
import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction.DefaultTreeNodeAttribute;

public class DefaultAttributesTest extends AttributesTest
{
	public TreeNodeAttributes<TreeNode> instance()
	{
		List<TreeNode> rawList = List.nil();
		TreeMap<String,ByteBuffer> rawMap = TreeMap.empty(Ord.stringOrd);
		
		// add attributes
		
		for(P2<String, ByteBuffer> entry : ENTRIES){
			rawMap = rawMap.set(entry._1(),entry._2());
		}
		
		TreeNode node = new DefaultTreeNode(rawList,rawMap);
		return node.getAttributes();
	}
	
	public void testGetAttributesAsRawMap()
	{
		TreeNodeAttributes<TreeNode> attrs = instance();
		TreeMap<String,ByteBuffer> rawMap = attrs.getAttributesAsRawMap();
		
		// testing rawmap is not null.
		Assert.assertNotNull(rawMap);
		
		// testing rawmap has correct key values.
		for(P2<String,ByteBuffer> entry : ENTRIES){
			String key = entry._1();
			ByteBuffer value = entry._2();
			
			Option<ByteBuffer> option = rawMap.get(key);
			if(option.isNone()){
				Assert.fail();
			}
			
			ByteBuffer actual = option.some();
			Assert.assertEquals(0,actual.compareTo(value));
		}
	}
}