core/src/test/java/org/apache/struts2/views/jsp/ElseTagTest.java

/*
 * 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 javax.servlet.jsp.JspException;
import javax.servlet.jsp.tagext.TagSupport;

import org.apache.struts2.ServletActionContext;
import org.apache.struts2.StrutsInternalTestCase;
import org.apache.struts2.components.If;

import com.mockobjects.servlet.MockJspWriter;
import com.mockobjects.servlet.MockPageContext;
import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.util.ValueStack;


/**
 */
public class ElseTagTest extends StrutsInternalTestCase {

    ElseTag elseTag;
    MockPageContext pageContext;
    ValueStack stack;


    public void testTestFalse() {
        stack.getContext().put(If.ANSWER, new Boolean(false));

        int result = 0;

        try {
            elseTag.setPageContext(pageContext);
            result = elseTag.doStartTag();
            elseTag.doEndTag();
        } catch (JspException e) {
            e.printStackTrace();
            fail();
        }
        assertEquals(TagSupport.EVAL_BODY_INCLUDE, result);
    }

    public void testTestNull() {
        elseTag.setPageContext(pageContext);

        int result = 0;

        try {
            result = elseTag.doStartTag();
        } catch (JspException e) {
            e.printStackTrace();
            fail();
        }

        assertEquals(TagSupport.SKIP_BODY, result);
    }

    public void testTestTrue() {
        stack.getContext().put(If.ANSWER, new Boolean(true));
        elseTag.setPageContext(pageContext);

        int result = 0;

        try {
            result = elseTag.doStartTag();
        } catch (JspException e) {
            e.printStackTrace();
            fail();
        }

        assertEquals(TagSupport.SKIP_BODY, result);
    }

    protected void setUp() throws Exception {
        super.setUp();
        // create the needed objects
        elseTag = new ElseTag();
        stack = ActionContext.getContext().getValueStack();

        // create the mock http servlet request
        StrutsMockHttpServletRequest request = new StrutsMockHttpServletRequest();

        // NOTE: in Struts Tag library, TagUtil gets stack from request, which will be set
        //       when request going through the FilterDispatcher --> DispatcherUtil etc. route
        request.setAttribute(ServletActionContext.STRUTS_VALUESTACK_KEY, stack);

        StrutsMockServletContext servletContext = new StrutsMockServletContext();
        servletContext.setServletInfo("not-weblogic");

        // create the mock page context
        pageContext = new StrutsMockPageContext();
        pageContext.setRequest(request);
        pageContext.setServletContext(servletContext);
        pageContext.setJspWriter(new MockJspWriter());
    }


    class Foo {
        int num;

        public void setNum(int num) {
            this.num = num;
        }

        public int getNum() {
            return num;
        }
    }
}