/* $Id: TestRuleInfo.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.util.List;
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 a separate class to define the rules.
*/
public class TestRuleInfo
{
// --------------------------------------------------------------- Test cases
@Test
public void testRuleInfoExplicitClass()
throws Exception
{
// * tests that custom rules can be declared on a
// separate class by explicitly declaring the rule class.
Digester digester = new Digester();
PluginRules rc = new PluginRules();
digester.setRules( rc );
PluginDeclarationRule pdr = new PluginDeclarationRule();
digester.addRule( "root/plugin", pdr );
PluginCreateRule pcr = new PluginCreateRule( Widget.class );
digester.addRule( "root/widget", pcr );
digester.addSetNext( "root/widget", "addChild" );
Container root = new Container();
digester.push( root );
try
{
digester.parse( Utils.getInputStream( this, "test5a.xml" ) );
}
catch ( Exception e )
{
throw e;
}
Object child;
List<Widget> children = root.getChildren();
assertNotNull( children );
assertEquals( 1, children.size() );
child = children.get( 0 );
assertNotNull( child );
assertEquals( TextLabel2.class, child.getClass() );
TextLabel2 label = (TextLabel2) child;
// id should not be mapped, label should
assertEquals( "anonymous", label.getId() );
assertEquals( "std label", label.getLabel() );
}
@Test
public void testRuleInfoExplicitMethod()
throws Exception
{
// * tests that custom rules can be declared on a
// separate class by explicitly declaring the rule class.
// and explicitly declaring the rule method name.
Digester digester = new Digester();
PluginRules rc = new PluginRules();
digester.setRules( rc );
PluginDeclarationRule pdr = new PluginDeclarationRule();
digester.addRule( "root/plugin", pdr );
PluginCreateRule pcr = new PluginCreateRule( Widget.class );
digester.addRule( "root/widget", pcr );
digester.addSetNext( "root/widget", "addChild" );
Container root = new Container();
digester.push( root );
try
{
digester.parse( Utils.getInputStream( this, "test5b.xml" ) );
}
catch ( Exception e )
{
throw e;
}
Object child;
List<Widget> children = root.getChildren();
assertNotNull( children );
assertEquals( 1, children.size() );
child = children.get( 0 );
assertNotNull( child );
assertEquals( TextLabel2.class, child.getClass() );
TextLabel2 label = (TextLabel2) child;
// id should not be mapped, altlabel should
assertEquals( "anonymous", label.getId() );
assertEquals( "alt label", label.getLabel() );
}
@Test
public void testRuleInfoAutoDetect()
throws Exception
{
// * tests that custom rules can be declared on a
// separate class with name {plugin-class}RuleInfo,
// and they are automatically detected and loaded.
Digester digester = new Digester();
PluginRules rc = new PluginRules();
digester.setRules( rc );
PluginDeclarationRule pdr = new PluginDeclarationRule();
digester.addRule( "root/plugin", pdr );
PluginCreateRule pcr = new PluginCreateRule( Widget.class );
digester.addRule( "root/widget", pcr );
digester.addSetNext( "root/widget", "addChild" );
Container root = new Container();
digester.push( root );
try
{
digester.parse( Utils.getInputStream( this, "test5c.xml" ) );
}
catch ( Exception e )
{
throw e;
}
Object child;
List<Widget> children = root.getChildren();
assertNotNull( children );
assertEquals( 1, children.size() );
child = children.get( 0 );
assertNotNull( child );
assertEquals( TextLabel2.class, child.getClass() );
TextLabel2 label = (TextLabel2) child;
// id should not be mapped, label should
assertEquals( "anonymous", label.getId() );
assertEquals( "std label", label.getLabel() );
}
}