/*
* $Id: MergeIteratorTagTest.java 439747 2006-09-03 09:22:46Z mrdon $
*
* Copyright 2006 The Apache Software Foundation.
*
* 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 org.apache.struts2.views.jsp;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.apache.struts2.views.jsp.iterator.MergeIteratorTag;
import com.opensymphony.xwork2.Action;
import com.opensymphony.xwork2.ActionSupport;
/**
* Test case for MergeIteratorTag.
*
*/
public class MergeIteratorTagTest extends AbstractTagTest {
public void testMergingIteratorWithArrayAsSource() throws Exception {
MergeIteratorTag tag = new MergeIteratorTag();
tag.setPageContext(pageContext);
tag.setId("myMergedIterator");
ParamTag iterator1ParamTag = new ParamTag();
iterator1ParamTag.setPageContext(pageContext);
iterator1ParamTag.setValue("myArr1");
ParamTag iterator2ParamTag = new ParamTag();
iterator2ParamTag.setPageContext(pageContext);
iterator2ParamTag.setValue("myArr2");
ParamTag iterator3ParamTag = new ParamTag();
iterator3ParamTag.setPageContext(pageContext);
iterator3ParamTag.setValue("myArr3");
tag.doStartTag();
iterator1ParamTag.doStartTag();
iterator1ParamTag.doEndTag();
iterator2ParamTag.doStartTag();
iterator2ParamTag.doEndTag();
iterator3ParamTag.doStartTag();
iterator3ParamTag.doEndTag();
tag.doEndTag();
Iterator mergedIterator = (Iterator) stack.findValue("#myMergedIterator"); // if not iterator, let CCE surface
assertNotNull(mergedIterator);
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "1");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "a");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "A");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "2");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "b");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "B");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "3");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "c");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "C");
assertFalse(mergedIterator.hasNext());
}
public void testMergingIteratorsWithListAsSource() throws Exception {
MergeIteratorTag tag = new MergeIteratorTag();
tag.setPageContext(pageContext);
tag.setId("myMergedIterator");
ParamTag iterator1ParamTag = new ParamTag();
iterator1ParamTag.setPageContext(pageContext);
iterator1ParamTag.setValue("myList1");
ParamTag iterator2ParamTag = new ParamTag();
iterator2ParamTag.setPageContext(pageContext);
iterator2ParamTag.setValue("myList2");
ParamTag iterator3ParamTag = new ParamTag();
iterator3ParamTag.setPageContext(pageContext);
iterator3ParamTag.setValue("myList3");
tag.doStartTag();
iterator1ParamTag.doStartTag();
iterator1ParamTag.doEndTag();
iterator2ParamTag.doStartTag();
iterator2ParamTag.doEndTag();
iterator3ParamTag.doStartTag();
iterator3ParamTag.doEndTag();
tag.doEndTag();
Iterator mergedIterator = (Iterator) stack.findValue("#myMergedIterator"); // if not iterator, let CCE surface
assertNotNull(mergedIterator);
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "1");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "a");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "A");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "2");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "b");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "B");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "3");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "c");
assertTrue(mergedIterator.hasNext());
assertEquals(mergedIterator.next(), "C");
assertFalse(mergedIterator.hasNext());
}
public Action getAction() {
return new ActionSupport() {
public List getMyList1() {
List l = new ArrayList();
l.add("1");
l.add("2");
l.add("3");
return l;
}
public List getMyList2() {
List l = new ArrayList();
l.add("a");
l.add("b");
l.add("c");
return l;
}
public List getMyList3() {
List l = new ArrayList();
l.add("A");
l.add("B");
l.add("C");
return l;
}
public String[] getMyArr1() {
return new String[] { "1", "2", "3" };
}
public String[] getMyArr2() {
return new String[] { "a", "b", "c" };
}
public String[] getMyArr3() {
return new String[] {"A", "B", "C"};
}
};
}
}