--- a/src/test/java/jp/ac/u_ryukyu/ie/cr/tatsuki/query/SearchQueryTest.java	Wed Oct 08 02:47:17 2014 +0900
+++ b/src/test/java/jp/ac/u_ryukyu/ie/cr/tatsuki/query/SearchQueryTest.java	Thu Oct 09 18:15:14 2014 +0900
@@ -37,6 +37,9 @@
 		JungleTree tree = jungle.getTreeByName("tree");
 		createTree(tree);
 		InterfaceTraverser ifTraverser = tree.getTraverser();
+		TreeMap<String, TreeMap<String, List<Pair<TreeNode, NodePath>>>> cheackIndex = ifTraverser.getIndex();
+		Assert.assertTrue(cheackIndex.isEmpty());
+		
 		Iterator<Pair<TreeNode, NodePath>> searchNode = ifTraverser.find(
 		        (TreeNode node) -> {
 		            ByteBuffer attribute = node.getAttributes().get(key);
@@ -50,33 +53,25 @@
 		        }
 		        ,key,"<-1,0,1>");
 		
+		
 		while (searchNode.hasNext()){
 			Assert.assertTrue(compare(searchNode.next().left(),"<-1,0,1>"));			
 		}
-		
-		searchNode = ifTraverser.find(
-		        (TreeNode node) -> {
-		            ByteBuffer attribute = node.getAttributes().get(key);
-		            if(attribute != null){
-		                byte[] byteAttribute = attribute.array();
-		                String str = new String(byteAttribute);
-		                System.out.println("attribute = " + str);
-		                return str.equals("<-1,0,0>");
-		            }
-		            return false;
-		        }
-		        ,key,"<-1,0,0>");
-		
-		while (searchNode.hasNext()){
-			Pair<TreeNode, NodePath> pathNode = searchNode.next();
-			System.out.println("last = "+pathNode.left().getAttributes().getString(key));
-			Assert.assertTrue(compare(pathNode.left(),"<-1,0,0>"));		
-			System.out.println(pathNode.left().getAttributes().getString(key));
-		}
-		
+				
 		TreeMap<String, TreeMap<String, List<Pair<TreeNode, NodePath>>>> index = ifTraverser.getIndex();
 		Option<TreeMap<String, List<Pair<TreeNode, NodePath>>>> opIndex = index.get(key);
 		Assert.assertTrue(!opIndex.isNone());
+		TreeMap<String, List<Pair<TreeNode, NodePath>>> innerIndex = opIndex.some();
+		Assert.assertTrue(!innerIndex.get("<-1,0,0>").isNone());
+		
+		IndexPushThread wt = new IndexPushThread(index, tree);
+		wt.start();
+
+		JungleTree newTree = jungle.getTreeByName("tree");
+		InterfaceTraverser newIfTraverser = newTree.getTraverser();
+		TreeMap<String, TreeMap<String, List<Pair<TreeNode, NodePath>>>> newIndex = newIfTraverser.getIndex();
+		Assert.assertFalse(newIndex.isEmpty());
+		
 	}