| /* $Id$ |
| * |
| * 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.PluginConfigurationException; |
| import org.apache.commons.digester3.plugins.PluginCreateRule; |
| import org.apache.commons.digester3.plugins.PluginInvalidInputException; |
| import org.apache.commons.digester3.plugins.PluginRules; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.impl.NoOpLog; |
| import org.junit.Test; |
| import org.xml.sax.SAXParseException; |
| |
| public class TestDefaultPlugin |
| { |
| |
| // --------------------------------------------------------------- Test cases |
| @Test |
| public void testDefaultPlugins1() |
| throws Exception |
| { |
| // * tests that when a PluginCreateRule is defined with a default |
| // class, that the default class is instantiated when no class |
| // or id is specified in the xml file. |
| Digester digester = new Digester(); |
| PluginRules rc = new PluginRules(); |
| digester.setRules( rc ); |
| |
| PluginCreateRule pcr = new PluginCreateRule( Widget.class, TextLabel.class ); |
| digester.addRule( "root/widget", pcr ); |
| digester.addSetNext( "root/widget", "addChild" ); |
| |
| Container root = new Container(); |
| digester.push( root ); |
| |
| digester.parse( Utils.getInputStream( this, "test2.xml" ) ); |
| |
| Object child; |
| List<Widget> children = root.getChildren(); |
| assertNotNull( children ); |
| assertEquals( 3, children.size() ); |
| |
| child = children.get( 0 ); |
| assertNotNull( child ); |
| assertEquals( TextLabel.class, child.getClass() ); |
| TextLabel label1 = (TextLabel) child; |
| assertEquals( "label1", label1.getLabel() ); |
| |
| child = children.get( 1 ); |
| assertNotNull( child ); |
| assertEquals( TextLabel.class, child.getClass() ); |
| TextLabel label2 = (TextLabel) child; |
| assertEquals( "label2", label2.getLabel() ); |
| |
| child = children.get( 2 ); |
| assertNotNull( child ); |
| assertEquals( Slider.class, child.getClass() ); |
| Slider slider1 = (Slider) child; |
| assertEquals( "slider1", slider1.getLabel() ); |
| } |
| |
| public void testDefaultPlugins2() |
| throws Exception |
| { |
| // * tests that when there is no default plugin, it is an error |
| // not to have one of plugin-class or plugin-id specified |
| Digester digester = new Digester(); |
| PluginRules rc = new PluginRules(); |
| digester.setRules( rc ); |
| |
| PluginCreateRule pcr = new PluginCreateRule( Widget.class ); |
| digester.addRule( "root/widget", pcr ); |
| digester.addSetNext( "root/widget", "addChild" ); |
| |
| Container root = new Container(); |
| digester.push( root ); |
| |
| Log oldLog = digester.getLogger(); |
| try |
| { |
| digester.setLogger( new NoOpLog() ); |
| digester.parse( Utils.getInputStream( this, "test2.xml" ) ); |
| fail("Expected SAXParseException"); |
| } |
| catch ( SAXParseException e ) |
| { |
| assertEquals( PluginInvalidInputException.class, e.getException().getClass() ); |
| } |
| finally |
| { |
| digester.setLogger( oldLog ); |
| } |
| |
| } |
| |
| public void testDefaultPlugins3() |
| throws Exception |
| { |
| // * tests that the default plugin must implement or extend the |
| // plugin base class. |
| Digester digester = new Digester(); |
| PluginRules rc = new PluginRules(); |
| digester.setRules( rc ); |
| |
| PluginCreateRule pcr = new PluginCreateRule( Widget.class, Object.class ); |
| digester.addRule( "root/widget", pcr ); |
| digester.addSetNext( "root/widget", "addChild" ); |
| |
| Container root = new Container(); |
| digester.push( root ); |
| |
| Log oldLog = digester.getLogger(); |
| try |
| { |
| digester.setLogger( new NoOpLog() ); |
| digester.parse( Utils.getInputStream( this, "test2.xml" ) ); |
| fail("Expected SAXParseException"); |
| } |
| catch ( SAXParseException e ) |
| { |
| assertEquals( PluginConfigurationException.class, e.getException().getClass() ); |
| } |
| finally |
| { |
| digester.setLogger( oldLog ); |
| } |
| } |
| } |