defaultelementtest.java

解决如何把XML应用到JAVA里问题

/*
 * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
 *
 * This software is open source.
 * See the bottom of this file for the licence.
 */

package org.dom4j.tree;

import junit.textui.TestRunner;
import org.dom4j.AbstractTestCase;
import org.dom4j.Document;
import org.dom4j.DocumentFactory;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.dom4j.Node;

import java.util.List;

/**
 * JUnit tests for <code>DefaultElement</code>.
 * 
 * @author Maarten Coene
 */
public class DefaultElementTest extends AbstractTestCase {
    public static void main(String[] args) {
        TestRunner.run(DefaultElementTest.class);
    }

    // Test case(s)
    // -------------------------------------------------------------------------
    public void testParentAfterSetContent() throws Exception {
            Document doc = DocumentHelper.parseText("<root>" + "<a>a</a>"
                + "<b>b</b>" + "<x>x</x>" + "<d>d</d>" + "</root>");
            Node x = doc.selectSingleNode("/root/x");
            List content = doc.getRootElement().content();
            int position = content.indexOf(x);
            Element c = DocumentHelper.createElement("c");
            c.setText("c");
            content.add(position, c);
            assertNotNull(c.getParent());
            doc.getRootElement().setContent(content);
            assertNotNull("Parent is null of setting content", c.getParent());
        }

    public void testGetStringValue() throws Exception {
        Document doc = getDocument("xml/test/test_text.xml");
        Element message = doc.getRootElement();
        
        String text = message.getStringValue();
        assertEquals("String value incorrect", "This should work", text.trim());
        
        String xpathText = (String) doc
                .selectObject("normalize-space(/message)");
        assertEquals("xpath value incorrect", "This should work", xpathText);
    }
    
    public void testBug894878() {
        Element foo = DocumentFactory.getInstance().createElement("foo");
        foo.addText("bla").addAttribute("foo", "bar");
        assertEquals("<foo foo=\"bar\">bla</foo>", foo.asXML());

        foo = DocumentFactory.getInstance().createElement("foo");
        foo.addAttribute("foo", "bar").addText("bla");
        assertEquals("<foo foo=\"bar\">bla</foo>", foo.asXML());
    }

    public void testGetNamespacesForURI() throws Exception {
        String xml = "<schema targetNamespace='http://SharedTest.org/xsd' "
                + "        xmlns='http://www.w3.org/2001/XMLSchema' "
                + "        xmlns:xsd='http://www.w3.org/2001/XMLSchema'>"
                + "    <complexType name='AllStruct'>" + "        <all>"
                + "            <element name='arString' type='xsd:string'/>"
                + "            <element name='varInt' type='xsd:int'/>"
                + "        </all>" + "    </complexType>" + "</schema>";
        Document doc = DocumentHelper.parseText(xml);
        Element schema = doc.getRootElement();
        List namespaces = schema
                .getNamespacesForURI("http://www.w3.org/2001/XMLSchema");

        assertNotNull(namespaces);
        assertEquals(2, namespaces.size());
    }

    public void testDeclaredNamespaces() throws Exception {
        String xml = "<a xmlns:ns1=\"uri1\">" + "    <ns1:b/>"
                + "    <ns2:c xmlns:ns2=\"uri2\"/>" + "</a>";
        Document doc = DocumentHelper.parseText(xml);

        Element a = doc.getRootElement();
        List ns = a.declaredNamespaces();
        assertEquals(1, ns.size());
        assertSame(a.getNamespaceForPrefix("ns1"), ns.get(0));

        Element b = a.element("b");
        ns = b.declaredNamespaces();
        assertEquals(0, ns.size());

        Element c = a.element("c");
        ns = c.declaredNamespaces();
        assertEquals(1, ns.size());
        assertSame(c.getNamespaceForPrefix("ns2"), ns.get(0));
    }

    public void testAdditionalNamespaces() throws Exception {
        String xml = "<a xmlns:ns1=\"uri1\">" + "    <ns1:b/>"
                + "    <ns2:c xmlns:ns2=\"uri2\"/>" + "</a>";
        Document doc = DocumentHelper.parseText(xml);

        Element a = doc.getRootElement();
        List ns = a.additionalNamespaces();
        assertEquals(1, ns.size());
        assertSame(a.getNamespaceForPrefix("ns1"), ns.get(0));

        Element b = a.element("b");
        ns = b.additionalNamespaces();
        assertEquals(0, ns.size());

        Element c = a.element("c");
        ns = c.additionalNamespaces();
        assertEquals(0, ns.size());
    }
}

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 * 
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 * notices. Redistributions must also contain a copy of this document.
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 * Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
 * 
 * 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
 * 
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 * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * ARE DISCLAIMED. IN NO EVENT SHALL METASTUFF, LTD. OR ITS CONTRIBUTORS BE
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 * 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 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
 */