/*
* $Id: IfTagTest.java 451544 2006-09-30 05:38:02Z 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 javax.servlet.jsp.JspException;
import javax.servlet.jsp.tagext.TagSupport;
import junit.framework.TestCase;
import org.apache.struts2.ServletActionContext;
import com.mockobjects.servlet.MockJspWriter;
import com.mockobjects.servlet.MockPageContext;
import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.util.ValueStack;
import com.opensymphony.xwork2.util.ValueStackFactory;
/**
*/
public class IfTagTest extends TestCase {
IfTag tag;
MockPageContext pageContext;
ValueStack stack;
public void testNonBooleanTest() {
// set up the stack
Foo foo = new Foo();
foo.setNum(1);
stack.push(foo);
// set up the test
tag.setTest("num");
int result = 0;
try {
result = tag.doStartTag();
} catch (JspException e) {
e.printStackTrace();
fail();
}
assertEquals(TagSupport.EVAL_BODY_INCLUDE, result);
try {
result = tag.doEndTag();
} catch (JspException e) {
e.printStackTrace();
fail();
}
}
public void testTestError() {
// set up the stack
Foo foo = new Foo();
foo.setNum(2);
stack.push(foo);
// set up the test
tag.setTest("nuuuuum == 2");
int result = 0;
try {
result = tag.doStartTag();
} catch (JspException e) {
e.printStackTrace();
fail();
}
assertEquals(TagSupport.SKIP_BODY, result);
try {
result = tag.doEndTag();
} catch (JspException e) {
e.printStackTrace();
fail();
}
}
public void testTestFalse() {
// set up the stack
Foo foo = new Foo();
foo.setNum(2);
stack.push(foo);
// set up the test
tag.setTest("num != 2");
int result = 0;
try {
result = tag.doStartTag();
} catch (JspException e) {
e.printStackTrace();
fail();
}
assertEquals(TagSupport.SKIP_BODY, result);
try {
result = tag.doEndTag();
} catch (JspException e) {
e.printStackTrace();
fail();
}
}
public void testTestTrue() {
// set up the stack
Foo foo = new Foo();
foo.setNum(2);
stack.push(foo);
// set up the test
tag.setTest("num == 2");
int result = 0;
//tag.setPageContext(pageContext);
try {
result = tag.doStartTag();
} catch (JspException e) {
e.printStackTrace();
fail();
}
assertEquals(TagSupport.EVAL_BODY_INCLUDE, result);
try {
result = tag.doEndTag();
} catch (JspException e) {
e.printStackTrace();
fail();
}
}
public void testIfElse1() throws Exception {
IfTag ifTag = new IfTag();
ifTag.setPageContext(pageContext);
ifTag.setTest("true");
ElseTag elseTag = new ElseTag();
elseTag.setPageContext(pageContext);
int r1 = ifTag.doStartTag();
ifTag.doEndTag();
int r2 = elseTag.doStartTag();
elseTag.doEndTag();
assertEquals(TagSupport.EVAL_BODY_INCLUDE, r1);
assertEquals(TagSupport.SKIP_BODY, r2);
}
public void testIfElse2() throws Exception {
IfTag ifTag = new IfTag();
ifTag.setPageContext(pageContext);
ifTag.setTest("false");
ElseTag elseTag = new ElseTag();
elseTag.setPageContext(pageContext);
int r1 = ifTag.doStartTag();
ifTag.doEndTag();
int r2 = elseTag.doStartTag();
elseTag.doEndTag();
assertEquals(TagSupport.SKIP_BODY, r1);
assertEquals(TagSupport.EVAL_BODY_INCLUDE, r2);
}
public void testIfElseIf() throws Exception {
IfTag ifTag = new IfTag();
ifTag.setPageContext(pageContext);
ifTag.setTest("false");
ElseIfTag elseIfTag1 = new ElseIfTag();
elseIfTag1.setPageContext(pageContext);
elseIfTag1.setTest("false");
ElseIfTag elseIfTag2 = new ElseIfTag();
elseIfTag2.setPageContext(pageContext);
elseIfTag2.setTest("true");
ElseIfTag elseIfTag3 = new ElseIfTag();
elseIfTag3.setPageContext(pageContext);
elseIfTag3.setTest("true");
int r1 = ifTag.doStartTag();
ifTag.doEndTag();
int r2 = elseIfTag1.doStartTag();
elseIfTag1.doEndTag();
int r3 = elseIfTag2.doStartTag();
elseIfTag2.doEndTag();
int r4 = elseIfTag3.doStartTag();
elseIfTag3.doEndTag();
assertEquals(TagSupport.SKIP_BODY, r1);
assertEquals(TagSupport.SKIP_BODY, r2);
assertEquals(TagSupport.EVAL_BODY_INCLUDE, r3);
assertEquals(TagSupport.SKIP_BODY, r4);
}
public void testIfElseIfElse() throws Exception {
IfTag ifTag = new IfTag();
ifTag.setPageContext(pageContext);
ifTag.setTest("false");
ElseIfTag elseIfTag1 = new ElseIfTag();
elseIfTag1.setPageContext(pageContext);
elseIfTag1.setTest("false");
ElseIfTag elseIfTag2 = new ElseIfTag();
elseIfTag2.setPageContext(pageContext);
elseIfTag2.setTest("false");
ElseIfTag elseIfTag3 = new ElseIfTag();
elseIfTag3.setPageContext(pageContext);
elseIfTag3.setTest("false");
ElseTag elseTag = new ElseTag();
elseTag.setPageContext(pageContext);
int r1 = ifTag.doStartTag();
ifTag.doEndTag();
int r2 = elseIfTag1.doStartTag();
elseIfTag1.doEndTag();
int r3 = elseIfTag2.doStartTag();
elseIfTag2.doEndTag();
int r4 = elseIfTag3.doStartTag();
elseIfTag3.doEndTag();
int r5 = elseTag.doStartTag();
elseTag.doEndTag();
assertEquals(TagSupport.SKIP_BODY, r1);
assertEquals(TagSupport.SKIP_BODY, r2);
assertEquals(TagSupport.SKIP_BODY, r3);
assertEquals(TagSupport.SKIP_BODY, r4);
assertEquals(TagSupport.EVAL_BODY_INCLUDE, r5);
}
public void testNestedIfElse1() throws Exception {
IfTag ifTag = new IfTag();
ifTag.setPageContext(pageContext);
ifTag.setTest("true");
IfTag nestedIfTag = new IfTag();
nestedIfTag.setPageContext(pageContext);
nestedIfTag.setTest("true");
ElseTag elseTag = new ElseTag();
elseTag.setPageContext(pageContext);
int r1 = ifTag.doStartTag();
int r2 = nestedIfTag.doStartTag();
int r3 = nestedIfTag.doEndTag();
int r4 = ifTag.doEndTag();
int r5 = elseTag.doStartTag();
int r6 = elseTag.doEndTag();
assertEquals(TagSupport.EVAL_BODY_INCLUDE, r1);
assertEquals(TagSupport.EVAL_BODY_INCLUDE, r2);
assertEquals(TagSupport.EVAL_PAGE, r3);
assertEquals(TagSupport.EVAL_PAGE, r4);
assertEquals(TagSupport.SKIP_BODY, r5);
assertEquals(TagSupport.EVAL_PAGE, r6);
}
public void testNestedIfElse2() throws Exception {
IfTag ifTag = new IfTag();
ifTag.setPageContext(pageContext);
ifTag.setTest("true");
IfTag nestedIfTag = new IfTag();
nestedIfTag.setPageContext(pageContext);
nestedIfTag.setTest("false");
ElseTag elseTag = new ElseTag();
elseTag.setPageContext(pageContext);
int r1 = ifTag.doStartTag();
int r2 = nestedIfTag.doStartTag();
int r3 = nestedIfTag.doEndTag();
int r4 = ifTag.doEndTag();
int r5 = elseTag.doStartTag();
int r6 = elseTag.doEndTag();
assertEquals(TagSupport.EVAL_BODY_INCLUDE, r1);
assertEquals(TagSupport.SKIP_BODY, r2);
assertEquals(TagSupport.EVAL_PAGE, r3);
assertEquals(TagSupport.EVAL_PAGE, r4);
assertEquals(TagSupport.SKIP_BODY, r5);
assertEquals(TagSupport.EVAL_PAGE, r6);
}
protected void setUp() throws Exception {
// create the needed objects
tag = new IfTag();
stack = ValueStackFactory.getFactory().createValueStack();
// create the mock http servlet request
StrutsMockHttpServletRequest request = new StrutsMockHttpServletRequest();
ActionContext.getContext().setValueStack(stack);
request.setAttribute(ServletActionContext.STRUTS_VALUESTACK_KEY, stack);
// create the mock page context
pageContext = new MockPageContext();
pageContext.setRequest(request);
pageContext.setJspWriter(new MockJspWriter());
// associate the tag with the mock page request
tag.setPageContext(pageContext);
}
class Foo {
int num;
public void setNum(int num) {
this.num = num;
}
public int getNum() {
return num;
}
}
}