TestJSONObjectWithProcessors.java

/*
 * Copyright 2002-2009 the original author or authors.
 *
 * Licensed 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 net.sf.json;

import java.util.Calendar;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;

import junit.framework.TestCase;
import net.sf.json.processors.JsDateJsonBeanProcessor;
import net.sf.json.processors.JsDateJsonValueProcessor;
import net.sf.json.sample.DateBean;
import net.sf.json.sample.IdentityJsonValueProcessor;
import net.sf.json.test.JSONAssert;

/**
 * @author Andres Almiray <aalmiray@users.sourceforge.net>
 */
public class TestJSONObjectWithProcessors extends TestCase {
   public static void main( String[] args ) {
      junit.textui.TestRunner.run( TestJSONObjectWithProcessors.class );
   }

   private Date date;
   private JsonConfig jsonConfig;

   public TestJSONObjectWithProcessors( String name ) {
      super( name );
   }

   public void testBeanWithDateProperty_fromObject_withJsonBeanProcessor() {
      DateBean bean = new DateBean();
      bean.setDate( date );
      bean.setValue( 42 );
      jsonConfig.registerJsonBeanProcessor( Date.class, new JsDateJsonBeanProcessor() );
      JSONObject jsonObject = JSONObject.fromObject( bean, jsonConfig );
      assertNotNull( jsonObject );
      assertEquals( 42, jsonObject.getInt( "value" ) );
      JSONObject jsDate = jsonObject.getJSONObject( "date" );
      assertJsDate( jsDate );
   }

   public void testBeanWithDateProperty_fromObject_withJsonValueProcessor_1() {
      DateBean bean = new DateBean();
      bean.setDate( date );
      bean.setValue( 42 );
      jsonConfig.registerJsonValueProcessor( DateBean.class, Date.class,
            new JsDateJsonValueProcessor() );
      JSONObject jsonObject = JSONObject.fromObject( bean, jsonConfig );
      assertNotNull( jsonObject );
      assertEquals( 42, jsonObject.getInt( "value" ) );
      JSONObject jsDate = jsonObject.getJSONObject( "date" );
      assertJsDate( jsDate );
   }

   public void testBeanWithDateProperty_fromObject_withJsonValueProcessor_2() {
      DateBean bean = new DateBean();
      bean.setDate( date );
      bean.setValue( 42 );
      jsonConfig.registerJsonValueProcessor( DateBean.class, "date", new JsDateJsonValueProcessor() );
      JSONObject jsonObject = JSONObject.fromObject( bean, jsonConfig );
      assertNotNull( jsonObject );
      assertEquals( 42, jsonObject.getInt( "value" ) );
      JSONObject jsDate = jsonObject.getJSONObject( "date" );
      assertJsDate( jsDate );
   }

   public void testBeanWithDateProperty_fromObject_withJsonValueProcessor_3() {
      DateBean bean = new DateBean();
      bean.setDate( date );
      bean.setValue( 42 );
      jsonConfig.registerJsonValueProcessor( Date.class, new JsDateJsonValueProcessor() );
      JSONObject jsonObject = JSONObject.fromObject( bean, jsonConfig );
      assertNotNull( jsonObject );
      assertEquals( 42, jsonObject.getInt( "value" ) );
      JSONObject jsDate = jsonObject.getJSONObject( "date" );
      assertJsDate( jsDate );
   }

   public void testBeanWithDateProperty_fromObject_withJsonValueProcessor_4() {
      DateBean bean = new DateBean();
      bean.setDate( date );
      bean.setValue( 42 );
      jsonConfig.registerJsonValueProcessor( "date", new JsDateJsonValueProcessor() );
      JSONObject jsonObject = JSONObject.fromObject( bean, jsonConfig );
      assertNotNull( jsonObject );
      assertEquals( 42, jsonObject.getInt( "value" ) );
      JSONObject jsDate = jsonObject.getJSONObject( "date" );
      assertJsDate( jsDate );
   }

   public void testBeanWithDateProperty_put() {
      DateBean bean = new DateBean();
      bean.setValue( 42 );
      jsonConfig.registerJsonBeanProcessor( Date.class, new JsDateJsonBeanProcessor() );
      JSONObject jsonObject = JSONObject.fromObject( bean, jsonConfig );
      assertNotNull( jsonObject );
      assertEquals( 42, jsonObject.getInt( "value" ) );
      JSONObject jsDate = jsonObject.getJSONObject( "date" );
      JSONAssert.assertNull( jsDate );
      jsonObject.element( "date", date, jsonConfig );
      jsDate = jsonObject.getJSONObject( "date" );
      assertJsDate( jsDate );
   }

   public void testDateAsBean_fromObject() {
      jsonConfig.registerJsonBeanProcessor( Date.class, new JsDateJsonBeanProcessor() );
      JSONObject jsDate = JSONObject.fromObject( date, jsonConfig );
      assertJsDate( jsDate );
   }
   
   public void testNumericValueWithProcessor_Byte(){
      Map bean = new HashMap();
      bean.put( "value", new Byte(Byte.MAX_VALUE) );
      jsonConfig.registerJsonValueProcessor( "value", new IdentityJsonValueProcessor() );
      JSONObject jsonObject = JSONObject.fromObject( bean, jsonConfig );
      assertNotNull( jsonObject );
      assertEquals( new Integer(Byte.MAX_VALUE), jsonObject.get( "value" ));
   }
   
   public void testNumericValueWithProcessor_Short(){
      Map bean = new HashMap();
      bean.put( "value", new Short(Short.MAX_VALUE) );
      jsonConfig.registerJsonValueProcessor( "value", new IdentityJsonValueProcessor() );
      JSONObject jsonObject = JSONObject.fromObject( bean, jsonConfig );
      assertNotNull( jsonObject );
      assertEquals( new Integer(Short.MAX_VALUE), jsonObject.get( "value" ));
   }

   protected void setUp() throws Exception {
      Calendar c = Calendar.getInstance();
      c.set( Calendar.YEAR, 2007 );
      c.set( Calendar.MONTH, 5 );
      c.set( Calendar.DAY_OF_MONTH, 17 );
      c.set( Calendar.HOUR_OF_DAY, 12 );
      c.set( Calendar.MINUTE, 13 );
      c.set( Calendar.SECOND, 14 );
      c.set( Calendar.MILLISECOND, 150 );
      date = c.getTime();
      jsonConfig = new JsonConfig();
   }

   private void assertJsDate( JSONObject jsDate ) {
      JSONAssert.assertNotNull( jsDate );
      int year = jsDate.getInt( "year" );
      // bug ?
      assertTrue( year == 2007 || year == 107 );
      assertEquals( 5, jsDate.getInt( "month" ) );
      assertEquals( 17, jsDate.getInt( "day" ) );
      assertEquals( 12, jsDate.getInt( "hours" ) );
      assertEquals( 13, jsDate.getInt( "minutes" ) );
      assertEquals( 14, jsDate.getInt( "seconds" ) );
      assertEquals( 150, jsDate.getInt( "milliseconds" ) );
   }
}