/*
* 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 "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.cocoon.xml;
import junit.framework.TestCase;
import org.xml.sax.ContentHandler;
import org.xml.sax.helpers.DefaultHandler;
/**
* Test case for NamespacesTable
*
* @version $Id$
*/
public class NamespacesTableTestCase extends TestCase {
public NamespacesTableTestCase(String name) {
super(name);
}
public void testSimple() {
NamespacesTable ns = new NamespacesTable();
ns.addDeclaration("ns1", "http://ns1");
ns.addDeclaration("ns2", "http://ns2");
ns.enterScope();
assertEquals("http://ns1", ns.getUri("ns1"));
assertEquals("ns1", ns.getPrefix("http://ns1"));
assertEquals("http://ns2", ns.getUri("ns2"));
assertEquals("ns2", ns.getPrefix("http://ns2"));
ns.enterScope();
ns.addDeclaration("ns3", "http://ns3");
ns.enterScope();
assertEquals("ns1", ns.getPrefix("http://ns1"));
assertEquals("ns3", ns.getPrefix("http://ns3"));
assertEquals(0, ns.getCurrentScopeDeclarations().length);
ns.leaveScope();
// Declarations in this scope are no more visible...
assertNull(ns.getUri("ns3"));
// ... but still listed in the declared mappings
assertEquals(1, ns.getCurrentScopeDeclarations().length);
assertEquals("ns3", ns.getCurrentScopeDeclarations()[0].getPrefix());
ns.leaveScope();
assertNull(ns.getPrefix(ns.getPrefix("http://ns3")));
assertNull(ns.getUri("ns3"));
ns.leaveScope();
// Declarations that occured before this scope are no more visible...
assertNull(ns.getUri("ns1"));
assertNull(ns.getPrefix("http://ns1"));
assertNull(ns.getUri("ns2"));
assertNull(ns.getPrefix("http://ns2"));
//... but are still available in getDeclaredPrefixes
NamespacesTable.Declaration[] prefixes = ns.getCurrentScopeDeclarations();
assertEquals(2, prefixes.length);
assertEquals("ns2", prefixes[0].getPrefix());
assertEquals("http://ns2", prefixes[0].getUri());
assertEquals("ns1", prefixes[1].getPrefix());
assertEquals("http://ns1", prefixes[1].getUri());
}
public void testOverride() {
NamespacesTable ns = new NamespacesTable();
ns.addDeclaration("ns1", "http://ns1");
ns.enterScope();
ns.addDeclaration("ns1", "http://otherns1");
ns.enterScope();
ns.addDeclaration("ns1", "http://yetanotherns1");
ns.enterScope();
assertEquals("http://yetanotherns1", ns.getUri("ns1"));
assertEquals(0, ns.getPrefixes("http://ns1").length);
ns.leaveScope();
ns.leaveScope();
assertEquals("http://ns1", ns.getUri("ns1"));
assertEquals(1, ns.getPrefixes("http://ns1").length);
ns.leaveScope();
assertNull(ns.getUri("ns1"));
}
public void testMultiDeclaration() {
NamespacesTable ns = new NamespacesTable();
ns.addDeclaration("ns1", "http://ns1");
ns.enterScope();
// two in the same scope
ns.addDeclaration("ns2", "http://ns1");
ns.addDeclaration("ns3", "http://ns1");
ns.enterScope();
String[] prefixes = ns.getPrefixes("http://ns1");
assertEquals(3, prefixes.length);
assertEquals("ns3", prefixes[0]);
assertEquals("ns2", prefixes[1]);
assertEquals("ns1", prefixes[2]);
}
public void testStreamDeclarations() throws Exception {
NamespacesTable ns = new NamespacesTable();
ns.addDeclaration("ns1", "http://ns1");
ns.enterScope();
ns.addDeclaration("ns2", "http://ns2");
ns.enterScope(new DefaultHandler() {
public void startPrefixMapping(String prefix, String uri) throws org.xml.sax.SAXException {
assertEquals("ns2", prefix);
assertEquals("http://ns2", uri);
}
});
// Enter and leave a nested scope
ns.addDeclaration("ns3", "http://ns3");
ns.enterScope();
ns.leaveScope();
ns.leaveScope(new DefaultHandler() {
public void endPrefixMapping(String prefix) throws org.xml.sax.SAXException {
assertEquals("ns2", prefix);
}
});
}
/**
* A scenario that occurs in with jx:import where some prefixes are started but not used.
* @throws Exception
*/
public void testJXImport() throws Exception {
NamespacesTable ns = new NamespacesTable();
ContentHandler handler = new DefaultHandler();
ns.addDeclaration("ft", "http://apache.org/cocoon/forms/1.0#template");
ns.addDeclaration("fi", "http://apache.org/cocoon/forms/1.0#instance");
ns.addDeclaration("jx", "http://apache.org/cocoon/templates/jx/1.0");
ns.enterScope(handler);
assertEquals("ft", ns.getPrefix("http://apache.org/cocoon/forms/1.0#template"));
assertEquals("fi", ns.getPrefix("http://apache.org/cocoon/forms/1.0#instance"));
assertEquals("jx", ns.getPrefix("http://apache.org/cocoon/templates/jx/1.0"));
// Add declarations that won't be used
ns.addDeclaration("jx", "http://apache.org/cocoon/templates/jx/1.0");
ns.addDeclaration("fi", "http://apache.org/cocoon/forms/1.0#instance");
ns.addDeclaration("bu", "http://apache.org/cocoon/browser-update/1.0");
ns.leaveScope(handler);
assertNull(ns.getPrefix("http://apache.org/cocoon/forms/1.0#template"));
assertNull(ns.getPrefix("http://apache.org/cocoon/forms/1.0#instance"));
assertNull(ns.getPrefix("http://apache.org/cocoon/templates/jx/1.0"));
assertEquals(3, ns.getCurrentScopeDeclarations().length);
}
public void testDuplicate() throws Exception {
NamespacesTable ns = new NamespacesTable();
ns.addDeclaration("ns1", "http://ns1");
ns.enterScope();
ns.addDeclaration("ns1", "http://ns1");
ns.enterScope();
ns.leaveScope();
ns.removeDeclaration("ns1");
assertEquals("http://ns1", ns.getUri("ns1"));
ns.leaveScope();
ns.removeDeclaration("ns1");
assertNull(ns.getUri("ns1"));
}
}