Package com.bazaarvoice.jless

Source Code of com.bazaarvoice.jless.NodeTest

/**
* Copyright 2010 Bazaarvoice, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*    http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* @author J. Ryan Stinnett (ryan.stinnett@bazaarvoice.com)
*/

package com.bazaarvoice.jless;

import com.bazaarvoice.jless.ast.node.InternalNode;
import com.bazaarvoice.jless.ast.node.PlaceholderNode;
import com.bazaarvoice.jless.ast.node.SimpleNode;
import com.bazaarvoice.jless.ast.util.RandomAccessListIterator;
import org.testng.Assert;
import org.testng.annotations.Test;

@Test
public class NodeTest {

    public void testChildIterators() {
        InternalNode p = new PlaceholderNode();
        p.addChild(new SimpleNode("c1"));
        p.addChild(new SimpleNode("c2"));
        p.addChild(new SimpleNode("c3"));
        p.addChild(new SimpleNode("c4"));

        RandomAccessListIterator i1 = p.pushChildIterator();
        i1.next();
        RandomAccessListIterator i2 = p.pushChildIterator();
        i2.next();
        i2.next();
        RandomAccessListIterator i3 = p.pushChildIterator();
        i3.next();
        i3.next();
        i3.next();

        Assert.assertEquals(i1.nextIndex(), 1);
        Assert.assertEquals(i2.nextIndex(), 2);
        Assert.assertEquals(i3.nextIndex(), 3);
       
        p.addChild(2, new SimpleNode("c2a"));

        Assert.assertEquals(i1.nextIndex(), 1);
        Assert.assertEquals(i2.nextIndex(), 3);
        Assert.assertEquals(i3.nextIndex(), 4);
    }
}
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