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From rdon...@apache.org
Subject cvs commit: jakarta-commons/digester/src/test/org/apache/commons/digester/plugins TestLocalRules.java
Date Sat, 04 Oct 2003 12:38:36 GMT
rdonkin     2003/10/04 05:38:36

  Added:       digester/src/test/org/apache/commons/digester/plugins
                        TestLocalRules.java
  Log:
  Test cases for plugins module. Submitted by Simon Kitching.
  
  Revision  Changes    Path
  1.1                  jakarta-commons/digester/src/test/org/apache/commons/digester/plugins/TestLocalRules.java
  
  Index: TestLocalRules.java
  ===================================================================
  /*
   * ====================================================================
   *
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 1999-2003 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution, if
   *    any, must include the following acknowlegement:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowlegement may appear in the software itself,
   *    if and wherever such third-party acknowlegements normally appear.
   *
   * 4. The names "The Jakarta Project", "Commons", and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache"
   *    nor may "Apache" appear in their names without prior written
   *    permission of the Apache Group.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   */
  
  
  package org.apache.commons.digester.plugins;
  
  import java.util.List;
  import java.util.Iterator;
  
  import junit.framework.Test;
  import junit.framework.TestCase;
  import junit.framework.TestSuite;
  
  import org.apache.commons.digester.*;
  import org.apache.commons.digester.plugins.*;
  
  /**
   * Test cases for defining custom rules on the plugin class itself.
   */
  
  public class TestLocalRules extends TestCase {
      /** Standard constructor */
      public TestLocalRules(String name) { 
          super(name);
      }
  
      /** Set up instance variables required by this test case. */
      public void setUp() {}
  
      /** Return the tests included in this test suite. */
      public static Test suite() {
  
          return (new TestSuite(TestLocalRules.class));
  
      }
  
      /** Tear down instance variables required by this test case.*/
      public void tearDown() {}
          
      // --------------------------------------------------------------- Test cases
      
      public void testLocalRules() throws Exception {
          // * tests that the plugin class can define an addRules method,
          //   which gets detected and executed.
          Digester digester = new Digester();
          PluginRules rc = new PluginRules();
          digester.setRules(rc);
          
          PluginDeclarationRule pdr = new PluginDeclarationRule();
          digester.addRule("root/plugin", pdr);
          
          PluginCreateRule pcr2 = new PluginCreateRule(Widget.class);
          digester.addRule("root/widget", pcr2);
          digester.addSetNext("root/widget", "addChild");
  
          Container root = new Container();
          digester.push(root);
          
          try {
              digester.parse(
                  TestAll.getInputStream(this, "test4a.xml"));
          }
          catch(Exception e) {
              throw e;
          }
          
          Object child;
          List children = root.getChildren();
          assertTrue(children != null);
          assertEquals(3, children.size());
          
          // min/max rules should be in effect
          // setproperties should be in effect
          child = children.get(0);
          assertTrue(child != null);
          assertEquals(Slider.class, child.getClass());
          Slider slider1 = (Slider) child;
          assertEquals("slider1", slider1.getLabel());
          assertEquals(1, slider1.getMin());
          assertEquals(2, slider1.getMax());
          
          // range rules should not be in effect
          // setproperties should be in effect
          child = children.get(1);
          assertTrue(child != null);
          assertEquals(Slider.class, child.getClass());
          Slider slider2 = (Slider) child;
          assertEquals("slider2", slider2.getLabel());
          assertEquals(0, slider2.getMin());
          assertEquals(0, slider2.getMax());
          
          // setproperties should be working on text label
          child = children.get(2);
          assertTrue(child != null);
          assertEquals(TextLabel.class, child.getClass());
          assertEquals("text1", ((TextLabel)child).getLabel());
      }
      
      public void testNonStandardLocalRules() throws Exception {
          // * tests that using PluginDeclarationRule to declare an alternate
          //   rule method name invokes that alternate method instead.
          // * tests that if a rule method is defined, then a SetProperties
          //   rule is not automatically added.
          // * tests that a SetProperties rule applying to one class doesn't
          //   apply to different plugin classes mounted at the same rule.
          Digester digester = new Digester();
          PluginRules rc = new PluginRules();
          digester.setRules(rc);
          
          PluginDeclarationRule pdr = new PluginDeclarationRule();
          digester.addRule("root/plugin", pdr);
          
          PluginCreateRule pcr2 = new PluginCreateRule(Widget.class);
          digester.addRule("root/widget", pcr2);
          digester.addSetNext("root/widget", "addChild");
  
          Container root = new Container();
          digester.push(root);
          
          try {
              digester.parse(
                  TestAll.getInputStream(this, "test4b.xml"));
          }
          catch(Exception e) {
              throw e;
          }
          
          Object child;
          List children = root.getChildren();
          assertTrue(children != null);
          assertEquals(3, children.size());
          
          // min/max rules should not  be in effect
          // setproperties should not be in effect
          child = children.get(0);
          assertTrue(child != null);
          assertEquals(Slider.class, child.getClass());
          Slider slider1 = (Slider) child;
          assertEquals("nolabel", slider1.getLabel());
          assertEquals(0, slider1.getMin());
          assertEquals(0, slider1.getMax());
          
          // range rules should be in effect
          // setproperties should not be in effect
          child = children.get(1);
          assertTrue(child != null);
          assertEquals(Slider.class, child.getClass());
          Slider slider2 = (Slider) child;
          assertEquals("nolabel", slider2.getLabel());
          assertEquals(10, slider2.getMin());
          assertEquals(20, slider2.getMax());
          
          // setproperties should be working on text label
          child = children.get(2);
          assertTrue(child != null);
          assertEquals(TextLabel.class, child.getClass());
          assertEquals("text1", ((TextLabel)child).getLabel());
      }
  }
  
  
  

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