XWorkListTest.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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
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 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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 */
package org.apache.struts2.conversion.impl;

import org.apache.struts2.XWorkTestCase;

import java.util.ArrayList;


/**
 * Test cases for {@link XWorkList}.
 *
 * @author Mark Woon
 */
public class XWorkListTest extends XWorkTestCase {

    public void testAddAllIndex() {
        XWorkList xworkList = new XWorkList(String.class);
        xworkList.add(new String[]{"a"});
        xworkList.add("b");

        ArrayList<String[]> addList = new ArrayList<>();
        addList.add(new String[]{"1"});
        addList.add(new String[]{"2"});
        addList.add(new String[]{"3"});

        // trim
        xworkList.addAll(3, addList);
        assertEquals(6, xworkList.size());
        assertEquals("a", xworkList.get(0));
        assertEquals("b", xworkList.get(1));
        assertEquals("", xworkList.get(2));
        assertEquals("1", xworkList.get(3));
        assertEquals("2", xworkList.get(4));
        assertEquals("3", xworkList.get(5));

        // take 2, no trim
        xworkList = new XWorkList(String.class);
        xworkList.add(new String[]{"a"});
        xworkList.add("b");

        addList = new ArrayList<>();
        addList.add(new String[]{"1"});
        addList.add(new String[]{"2"});
        addList.add(new String[]{"3"});

        xworkList.addAll(2, addList);
        assertEquals(5, xworkList.size());
        assertEquals("a", xworkList.get(0));
        assertEquals("b", xworkList.get(1));
        assertEquals("1", xworkList.get(2));
        assertEquals("2", xworkList.get(3));
        assertEquals("3", xworkList.get(4));

        // take 3, insert
        xworkList = new XWorkList(String.class);
        xworkList.add(new String[]{"a"});
        xworkList.add("b");

        addList = new ArrayList<>();
        addList.add(new String[]{"1"});
        addList.add(new String[]{"2"});
        addList.add(new String[]{"3"});

        xworkList.addAll(1, addList);
        assertEquals(5, xworkList.size());
        assertEquals("a", xworkList.get(0));
        assertEquals("1", xworkList.get(1));
        assertEquals("2", xworkList.get(2));
        assertEquals("3", xworkList.get(3));
        assertEquals("b", xworkList.get(4));
    }
}