testaddattribute.java

Java的面向对象数据库系统的源代码

/*
 * Copyright 2001 (C) MetaStuff, Ltd. All Rights Reserved.
 *
 * This software is open source.
 * See the bottom of this file for the licence.
 *
 */

package test.dom4j;

import junit.framework.Test;
import junit.framework.TestSuite;
import junit.textui.TestRunner;
import org.dom4j.Element;
import org.dom4j.Node;

/** A test harness to test the addAttribute() methods on attributes
  *
  * @author <a href="mailto:[e-mail]">Maarten Coene</a>
  */
public class TestAddAttribute extends AbstractTestCase {

    public static void main( String[] args ) {
        TestRunner.run( suite() );
    }

    public static Test suite() {
        return new TestSuite( TestAddAttribute.class );
    }

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

    // Test case(s)
    //-------------------------------------------------------------------------
    public void testAddAttributeNormalValue() throws Exception {
        String testAttributeName = "testAtt";
        String testAttributeValue = "testValue";

        Node authorNode = document.selectSingleNode("//root/author[1]");

        assertTrue(authorNode instanceof Element);

        Element authorEl = (Element) authorNode;
        authorEl.addAttribute(testAttributeName, testAttributeValue);

        assertEquals(3, authorEl.attributeCount());
        assertEquals(testAttributeValue, authorEl.attributeValue(testAttributeName));
    }

    public void testAddAttributeNullValue() throws Exception {
        String testAttributeName = "location";
        String testAttributeValue = null;

        Node authorNode = document.selectSingleNode("//root/author[1]");

        assertTrue(authorNode instanceof Element);

        Element authorEl = (Element) authorNode;
        authorEl.addAttribute(testAttributeName, testAttributeValue);

        assertEquals(1, authorEl.attributeCount());
        assertNull(authorEl.attributeValue(testAttributeName));
    }

}




/*
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 * ("Software"), with or without modification, are permitted provided
 * that the following conditions are met:
 *
 * 1. Redistributions of source code must retain copyright
 *    statements and notices.  Redistributions must also contain a
 *    copy of this document.
 *
 * 2. 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.
 *
 * 3. The name "DOM4J" must not be used to endorse or promote
 *    products derived from this Software without prior written
 *    permission of MetaStuff, Ltd.  For written permission,
 *    please contact [e-mail].
 *
 * 4. Products derived from this Software may not be called "DOM4J"
 *    nor may "DOM4J" appear in their names without prior written
 *    permission of MetaStuff, Ltd. DOM4J is a registered
 *    trademark of MetaStuff, Ltd.
 *
 * 5. Due credit should be given to the DOM4J Project
 *    (http://dom4j.org/).
 *
 * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESSED 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
 * METASTUFF, LTD. OR ITS 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.
 *
 * Copyright 2001 (C) MetaStuff, Ltd. All Rights Reserved.
 *
 * $Id: TestAddAttribute.java,v 1.1 2003/07/07 10:30:29 per_nyfelt Exp $
 */