/*
* $Id: SubsetIteratorTagTest.java 471756 2006-11-06 15:01:43Z husted $
*
* 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.struts2.views.jsp;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.apache.struts2.util.SubsetIteratorFilter.Decider;
import org.apache.struts2.views.jsp.iterator.SubsetIteratorTag;
import com.opensymphony.xwork2.Action;
import com.opensymphony.xwork2.ActionSupport;
/**
* Test case for SubsetIteratorTag.
*
*/
public class SubsetIteratorTagTest extends AbstractTagTest {
public void testBasic() throws Exception {
{ // List as Source
SubsetIteratorTag tag = new SubsetIteratorTag();
tag.setPageContext(pageContext);
tag.setSource("myList");
tag.doStartTag();
Iterator subsetIterator = (Iterator) stack.findValue("top");
tag.doEndTag();
assertEquals(subsetIterator.next(), new Integer(1));
assertEquals(subsetIterator.next(), new Integer(2));
assertEquals(subsetIterator.next(), new Integer(3));
assertEquals(subsetIterator.next(), new Integer(4));
assertEquals(subsetIterator.next(), new Integer(5));
}
{ // Array as Source
SubsetIteratorTag tag = new SubsetIteratorTag();
tag.setPageContext(pageContext);
tag.setSource("myArray");
tag.doStartTag();
Iterator subsetIterator = (Iterator) stack.findValue("top");
tag.doEndTag();
assertEquals(subsetIterator.next(), new Integer(1));
assertEquals(subsetIterator.next(), new Integer(2));
assertEquals(subsetIterator.next(), new Integer(3));
assertEquals(subsetIterator.next(), new Integer(4));
assertEquals(subsetIterator.next(), new Integer(5));
}
}
public void testWithStartAttribute() throws Exception {
{ // List as source
SubsetIteratorTag tag = new SubsetIteratorTag();
tag.setPageContext(pageContext);
tag.setSource("myList");
tag.setStart("3");
tag.doStartTag();
Iterator subsetIterator = (Iterator) stack.findValue("top");
tag.doEndTag();
assertEquals(subsetIterator.next(), new Integer(4));
assertEquals(subsetIterator.next(), new Integer(5));
}
{ // Array as source
SubsetIteratorTag tag = new SubsetIteratorTag();
tag.setPageContext(pageContext);
tag.setSource("myArray");
tag.setStart("3");
tag.doStartTag();
Iterator subsetIterator = (Iterator) stack.findValue("top");
tag.doEndTag();
assertEquals(subsetIterator.next(), new Integer(4));
assertEquals(subsetIterator.next(), new Integer(5));
}
}
public void testWithCountAttribute() throws Exception {
{ // List as source
SubsetIteratorTag tag = new SubsetIteratorTag();
tag.setPageContext(pageContext);
tag.setSource("myList");
tag.setCount("3");
tag.doStartTag();
Iterator subsetIterator = (Iterator) stack.findValue("top");
tag.doEndTag();
assertEquals(subsetIterator.next(), new Integer(1));
assertEquals(subsetIterator.next(), new Integer(2));
assertEquals(subsetIterator.next(), new Integer(3));
}
{ // array as source
SubsetIteratorTag tag = new SubsetIteratorTag();
tag.setPageContext(pageContext);
tag.setSource("myArray");
tag.setCount("3");
tag.doStartTag();
Iterator subsetIterator = (Iterator) stack.findValue("top");
tag.doEndTag();
assertEquals(subsetIterator.next(), new Integer(1));
assertEquals(subsetIterator.next(), new Integer(2));
assertEquals(subsetIterator.next(), new Integer(3));
}
}
public void testWIthStartAndCountAttribute() throws Exception {
{ // List as source
SubsetIteratorTag tag = new SubsetIteratorTag();
tag.setPageContext(pageContext);
tag.setSource("myList");
tag.setStart("3");
tag.setCount("3");
tag.doStartTag();
Iterator subsetIterator = (Iterator) stack.findValue("top");
tag.doEndTag();
assertEquals(subsetIterator.next(), new Integer("4"));
assertEquals(subsetIterator.next(), new Integer("5"));
}
{ // Array as source
SubsetIteratorTag tag = new SubsetIteratorTag();
tag.setPageContext(pageContext);
tag.setSource("myArray");
tag.setStart("3");
tag.setCount("3");
tag.doStartTag();
Iterator subsetIterator = (Iterator) stack.findValue("top");
tag.doEndTag();
assertEquals(subsetIterator.next(), new Integer("4"));
assertEquals(subsetIterator.next(), new Integer("5"));
}
}
public void testWithId() throws Exception {
{ // List as Source
SubsetIteratorTag tag = new SubsetIteratorTag();
tag.setPageContext(pageContext);
tag.setSource("myList");
tag.setId("myPageContextId1");
tag.doStartTag();
Iterator subsetIterator1 = (Iterator) stack.findValue("top");
tag.doEndTag();
Iterator subsetIterator2 = (Iterator) pageContext.getAttribute("myPageContextId1");
assertNotNull(subsetIterator1);
assertNotNull(subsetIterator2);
assertEquals(subsetIterator1, subsetIterator2);
assertEquals(subsetIterator2.next(), new Integer(1));
assertEquals(subsetIterator2.next(), new Integer(2));
assertEquals(subsetIterator2.next(), new Integer(3));
assertEquals(subsetIterator2.next(), new Integer(4));
assertEquals(subsetIterator2.next(), new Integer(5));
}
{ // Array as source
SubsetIteratorTag tag = new SubsetIteratorTag();
tag.setPageContext(pageContext);
tag.setSource("myArray");
tag.setId("myPageContextId2");
tag.doStartTag();
Iterator subsetIterator1 = (Iterator) stack.findValue("top");
tag.doEndTag();
Iterator subsetIterator2 = (Iterator) pageContext.getAttribute("myPageContextId2");
assertNotNull(subsetIterator1);
assertNotNull(subsetIterator2);
assertEquals(subsetIterator1, subsetIterator2);
assertEquals(subsetIterator2.next(), new Integer(1));
assertEquals(subsetIterator2.next(), new Integer(2));
assertEquals(subsetIterator2.next(), new Integer(3));
assertEquals(subsetIterator2.next(), new Integer(4));
assertEquals(subsetIterator2.next(), new Integer(5));
}
}
public void testWithDecider() throws Exception {
{ // List as source
SubsetIteratorTag tag = new SubsetIteratorTag();
tag.setPageContext(pageContext);
tag.setSource("myList");
tag.setDecider("myDecider");
tag.doStartTag();
Iterator subsetIterator = (Iterator) stack.findValue("top");
tag.doEndTag();
assertEquals(subsetIterator.next(), new Integer(2));
assertEquals(subsetIterator.next(), new Integer(4));
}
{ // Array As source
SubsetIteratorTag tag = new SubsetIteratorTag();
tag.setPageContext(pageContext);
tag.setSource("myList");
tag.setDecider("myDecider");
tag.doStartTag();
Iterator subsetIterator = (Iterator) stack.findValue("top");
tag.doEndTag();
assertEquals(subsetIterator.next(), new Integer(2));
assertEquals(subsetIterator.next(), new Integer(4));
}
}
public Action getAction() {
return new ActionSupport() {
public List getMyList() {
List l = new ArrayList();
l.add(new Integer(1));
l.add(new Integer(2));
l.add(new Integer(3));
l.add(new Integer(4));
l.add(new Integer(5));
return l;
}
public Integer[] getMyArray() {
Integer[] integers = new Integer[5];
integers[0] = new Integer(1);
integers[1] = new Integer(2);
integers[2] = new Integer(3);
integers[3] = new Integer(4);
integers[4] = new Integer(5);
return integers;
}
public Decider getMyDecider() {
return new Decider() {
public boolean decide(Object element) throws Exception {
int integer = ((Integer)element).intValue();
return (((integer % 2) == 0)?true:false);
}
};
}
};
}
}
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