/*
 * $Header: /home/cvspublic/jakarta-commons/collections/src/test/org/apache/commons/collections/TestArrayIterator.java,v 1.1 2001/05/14 10:42:53 jstrachan Exp $
 * $Revision: 1.1 $
 * $Date: 2001/05/14 10:42:53 $
 *
 * ====================================================================
 *
 * The Apache Software License, Version 1.1
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 * reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
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 * 1. Redistributions of source code must retain the above copyright
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 *    any, must include the following acknowlegement:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
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package org.apache.commons.collections;

import junit.framework.*;
import java.util.Iterator;
import java.util.NoSuchElementException;

/**
 * Tests the ArrayIterator to ensure that the next() method will actually
 * perform the iteration rather than the hasNext() method.
 * The code of this test was supplied by Mauricio S. Moura
 *
 * @author James Strachan
 * @author Mauricio S. Moura
 * @version $Id: TestArrayIterator.java,v 1.1 2001/05/14 10:42:53 jstrachan Exp $
 */
public class TestArrayIterator extends TestObject {
    
    protected String[] testArray = {
        "One", "Two", "Three"
    };
    
    public static Test suite() {
        return new TestSuite(TestArrayIterator.class);
    }
    
    public TestArrayIterator(String testName) {
        super(testName);
    }
    
    /**
     * Return a new, empty {@link Object} to used for testing.
     */
    public Object makeObject() {
        return new ArrayIterator(testArray);
    }
    
    public void testIterator() {
        Iterator iter = (Iterator) makeObject();
        for ( int i = 0; i < testArray.length; i++ ) {
            Object testValue = testArray[i];            
            Object iterValue = iter.next();
            
            assertEquals( "Iteration value is correct", testValue, iterValue );
        }
        
        assert("Iterator should now be empty", ! iter.hasNext() );

	try {
	    Object testValue = iter.next();
	} catch (Exception e) {
	  assert("NoSuchElementException must be thrown", 
		 e.getClass().equals((new NoSuchElementException()).getClass()));
	}
    }
}