arrayelementstest.java

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//--------------------------------------------------------------------------
//  Copyright (c) 2004, Drew Davidson and Luke Blanshard
//  All rights reserved.
//
//  Redistribution and use in source and binary forms, with or without
//  modification, are permitted provided that the following conditions are
//  met:
//
//  Redistributions of source code must retain the above copyright notice,
//  this list of conditions and the following disclaimer.
//  Redistributions in binary form must reproduce the above copyright
//  notice, this list of conditions and the following disclaimer in the
//  documentation and/or other materials provided with the distribution.
//  Neither the name of the Drew Davidson nor the names of its contributors
//  may be used to endorse or promote products derived from this software
//  without specific prior written permission.
//
//  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
//  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
//  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
//  FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
//  COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
//  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
//  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
//  OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
//  AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
//  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
//  THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
//  DAMAGE.
//--------------------------------------------------------------------------
package org.ognl.test;

import java.lang.reflect.*;
import java.util.*;
import junit.framework.TestSuite;
import ognl.DefaultTypeConverter;
import ognl.TypeConverter;
import org.ognl.test.objects.Root;

public class ArrayElementsTest extends OgnlTestCase
{
    private static String[]         STRING_ARRAY = new String[] { "hello", "world" };
    private static int[]            INT_ARRAY = new int[] { 10, 20 };
    private static Root             ROOT = new Root();

    private static Object[][]       TESTS = {
                                          // Array elements test
                                        { STRING_ARRAY,     "length",       new Integer(2) },
                                        { STRING_ARRAY,     "#root[1]",     "world" },
                                        { INT_ARRAY,        "#root[1]",     new Integer(20) },
                                        { INT_ARRAY,        "#root[1]",     new Integer(20), "50", new Integer(50) },
                                        { INT_ARRAY,        "#root[1]",     new Integer(50), new String[] { "50", "100" }, new Integer(50) },
                                        { ROOT,             "intValue",     new Integer(0), new String[] { "50", "100" }, new Integer(50) },
                                        { ROOT,             "array",        ROOT.getArray(), new String[] { "50", "100" }, new int[] { 50, 100 } },
                                    };

	/*===================================================================
		Private static methods
	  ===================================================================*/
	/*===================================================================
		Public static methods
	  ===================================================================*/
    public static TestSuite suite()
    {
        TestSuite       result = new TestSuite();

        for (int i = 0; i < TESTS.length; i++) {
            if (TESTS[i].length == 3) {
                result.addTest(new ArrayElementsTest((String)TESTS[i][1], TESTS[i][0], (String)TESTS[i][1], TESTS[i][2]));
            } else {
                if (TESTS[i].length == 4) {
                    result.addTest(new ArrayElementsTest((String)TESTS[i][1], TESTS[i][0], (String)TESTS[i][1], TESTS[i][2], TESTS[i][3]));
                } else {
                    if (TESTS[i].length == 5) {
                        result.addTest(new ArrayElementsTest((String)TESTS[i][1], TESTS[i][0], (String)TESTS[i][1], TESTS[i][2], TESTS[i][3], TESTS[i][4]));
                    } else {
                        throw new RuntimeException("don't understand TEST format");
                    }
                }
            }
        }
        return result;
    }

	/*===================================================================
		Constructors
	  ===================================================================*/
	public ArrayElementsTest()
	{
	    super();
	}

	public ArrayElementsTest(String name)
	{
	    super(name);
	}

    public ArrayElementsTest(String name, Object root, String expressionString, Object expectedResult, Object setValue, Object expectedAfterSetResult)
    {
        super(name, root, expressionString, expectedResult, setValue, expectedAfterSetResult);
    }

    public ArrayElementsTest(String name, Object root, String expressionString, Object expectedResult, Object setValue)
    {
        super(name, root, expressionString, expectedResult, setValue);
    }

    public ArrayElementsTest(String name, Object root, String expressionString, Object expectedResult)
    {
        super(name, root, expressionString, expectedResult);
    }

	/*===================================================================
		Overridden methods
	  ===================================================================*/
    protected void setUp()
    {
        TypeConverter       arrayConverter;

        super.setUp();
        arrayConverter = new DefaultTypeConverter()
            {
                public Object convertValue(Map context, Object target, Member member, String propertyName, Object value, Class toType)
                {
                    if (value.getClass().isArray()) {
                        if (!toType.isArray()) {
                            value = Array.get(value, 0);
                        }
                    }
                    return super.convertValue(context, target, member, propertyName, value, toType);
                }
            };
        context.setTypeConverter(arrayConverter);
    }
}