package jp.ac.u_ryukyu.ie.cr.jungle.core.treeeditor.Difference;

import jp.ac.u_ryukyu.ie.cr.jungle.DefaultJungle;
import jp.ac.u_ryukyu.ie.cr.jungle.Jungle;
import jp.ac.u_ryukyu.ie.cr.jungle.store.nodepath.DefaultNodePath;
import jp.ac.u_ryukyu.ie.cr.jungle.store.nodepath.NodePath;
import jp.ac.u_ryukyu.ie.cr.jungle.transaction.editor.jungleTreeEditor.JungleTreeEditor;
import jp.ac.u_ryukyu.ie.cr.jungle.transaction.node.TreeNode;
import jp.ac.u_ryukyu.ie.cr.jungle.transaction.node.TreeNodeAttributes;
import jp.ac.u_ryukyu.ie.cr.jungle.transaction.node.TreeNodeChildren;
import jp.ac.u_ryukyu.ie.cr.jungle.tree.JungleTree;
import jp.ac.u_ryukyu.ie.cr.jungle.util.Either;
import jp.ac.u_ryukyu.ie.cr.jungle.util.Error.Error;
import org.junit.Assert;
import org.junit.Test;

import java.nio.ByteBuffer;

/**
 * Created by e115731 on 2016/12/18.
 */
public class DifferencialJungleTreeEditorTest {
    @Test
    public void DefaultJungleTreeEditorTests() {
        Jungle jungle = new DefaultJungle(null, "hogehoge");
        JungleTree tree = jungle.createNewDifferenceTree("df");
        JungleTreeEditor editor = tree.getJungleTreeEditor();
        NodePath path = new DefaultNodePath();
        Either<Error, JungleTreeEditor> either = editor.addNewChildAt(path, 0);
        Assert.assertFalse(either.isA());
        JungleTreeEditor editor2 = either.b();
        Either<Error, JungleTreeEditor> either2 = editor2.addNewChildAt(path, 0);
        Assert.assertFalse(either2.isA());
        JungleTreeEditor editor3 = either2.b();
        NodePath putAttributeNodePath = path.add(0);
        Either<Error, JungleTreeEditor>  either3= editor3.putAttribute(putAttributeNodePath,"key", ByteBuffer.wrap("value".getBytes()));
        Assert.assertFalse(either3.isA());
        JungleTreeEditor editor4 = either3.b();
        Either<Error, JungleTreeEditor> either4 = editor4.success();
        Assert.assertFalse(either4.isA());

        TreeNode root = tree.getRootNode();
        TreeNodeChildren children = root.getChildren();
        int expectChildCount = 1;
        Assert.assertEquals(expectChildCount,children.size());
        Either<Error,TreeNode> either5 = children.at(0);
        Assert.assertFalse(either5.isA());
        TreeNode child = either5.b();
        TreeNodeChildren children2 = child.getChildren();
        expectChildCount = 2;
        Assert.assertEquals(expectChildCount,children2.size());
        Either<Error,TreeNode> either6 = children2.at(0);
        Assert.assertFalse(either6.isA());
        TreeNode child2 = either6.b();
        TreeNodeAttributes attribute = child2.getAttributes();
        String expectValue = "value";
        String value = attribute.getString("key");
        Assert.assertEquals(value,expectValue);
    }
}