/* $Id: TestXmlRuleInfo.java 1102402 2011-05-12 18:03:26Z simonetripodi $
*
* 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.commons.digester3.plugins;
import static org.junit.Assert.*;
import java.io.StringReader;
import org.apache.commons.digester3.Digester;
import org.apache.commons.digester3.plugins.PluginCreateRule;
import org.apache.commons.digester3.plugins.PluginDeclarationRule;
import org.apache.commons.digester3.plugins.PluginRules;
import org.junit.Test;
/**
* Test cases for the declaration of custom rules for a plugin using xmlrules format files.
*/
public class TestXmlRuleInfo
{
// --------------------------------------------------------------- Test cases
@Test
public void testXmlRuleInfoExplicitFile()
throws Exception
{
// * tests that custom rules can be declared on a
// separate class by explicitly declaring a file containing
// the rules, using a relative or absolute path name.
StringBuilder input = new StringBuilder();
input.append( "<root>" );
input.append( " <plugin" );
input.append( " id='testobject'" );
input.append( " class='org.apache.commons.digester3.plugins.ObjectTestImpl'" );
input.append( " file='src/test/resources/org/apache/commons/digester3/plugins/xmlrules1.xml'" );
input.append( " />" );
input.append( " <object plugin-id='testobject'/>" );
input.append( "</root>" );
Digester digester = new Digester();
PluginRules rc = new PluginRules();
digester.setRules( rc );
PluginDeclarationRule pdr = new PluginDeclarationRule();
digester.addRule( "root/plugin", pdr );
PluginCreateRule pcr = new PluginCreateRule( ObjectTestImpl.class );
digester.addRule( "root/object", pcr );
try
{
digester.parse( new StringReader( input.toString() ) );
}
catch ( Exception e )
{
throw e;
}
Object root = digester.getRoot();
assertEquals( ObjectTestImpl.class, root.getClass() );
ObjectTestImpl testObject = (ObjectTestImpl) root;
assertEquals( "xmlrules1", testObject.getValue() );
}
@Test
public void testXmlRuleInfoExplicitResource()
throws Exception
{
// * tests that custom rules can be declared on a
// separate class by explicitly declaring the rule class.
// and explicitly declaring a file which is somewhere in the
// classpath.
StringBuilder input = new StringBuilder();
input.append( "<root>" );
input.append( " <plugin" );
input.append( " id='testobject'" );
input.append( " class='org.apache.commons.digester3.plugins.ObjectTestImpl'" );
input.append( " resource='org/apache/commons/digester3/plugins/xmlrules2.xml'" );
input.append( " />" );
input.append( " <object plugin-id='testobject'/>" );
input.append( "</root>" );
Digester digester = new Digester();
PluginRules rc = new PluginRules();
digester.setRules( rc );
PluginDeclarationRule pdr = new PluginDeclarationRule();
digester.addRule( "root/plugin", pdr );
PluginCreateRule pcr = new PluginCreateRule( ObjectTestImpl.class );
digester.addRule( "root/object", pcr );
try
{
digester.parse( new StringReader( input.toString() ) );
}
catch ( Exception e )
{
throw e;
}
Object root = digester.getRoot();
assertEquals( ObjectTestImpl.class, root.getClass() );
ObjectTestImpl testObject = (ObjectTestImpl) root;
assertEquals( "xmlrules2", testObject.getValue() );
}
@Test
public void testXmlRuleImplicitResource()
throws Exception
{
// * tests that custom rules can be declared on a
// separate class by explicitly declaring the rule class.
// and explicitly declaring a file which is somewhere in the
// classpath.
StringBuilder input = new StringBuilder();
input.append( "<root>" );
input.append( " <plugin" );
input.append( " id='testobject'" );
input.append( " class='org.apache.commons.digester3.plugins.ObjectTestImpl'" );
input.append( " />" );
input.append( " <object plugin-id='testobject'/>" );
input.append( "</root>" );
Digester digester = new Digester();
PluginRules rc = new PluginRules();
digester.setRules( rc );
PluginDeclarationRule pdr = new PluginDeclarationRule();
digester.addRule( "root/plugin", pdr );
PluginCreateRule pcr = new PluginCreateRule( ObjectTestImpl.class );
digester.addRule( "root/object", pcr );
try
{
digester.parse( new StringReader( input.toString() ) );
}
catch ( Exception e )
{
throw e;
}
Object root = digester.getRoot();
assertEquals( ObjectTestImpl.class, root.getClass() );
ObjectTestImpl testObject = (ObjectTestImpl) root;
assertEquals( "xmlrules-ruleinfo", testObject.getValue() );
}
}