/*
 * $Id: ActionMessageTagTest.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.ui;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;

import org.apache.struts2.views.jsp.AbstractUITagTest;

import com.opensymphony.xwork2.Action;
import com.opensymphony.xwork2.ActionSupport;

/**
 * ActionMessageTag test case.
 *
 */
public class ActionMessageTagTest extends AbstractUITagTest {

    public void testNoActionMessages() throws Exception {

        ActionMessageTag tag = new ActionMessageTag();
        ((InternalActionSupport)action).setHasActionMessage(false);
        tag.setPageContext(pageContext);
        tag.doStartTag();
        tag.doEndTag();

        verify(ActionMessageTagTest.class.getResource("actionmessage-1.txt"));
    }

    public void testYesActionMessages() throws Exception {

        ActionMessageTag tag = new ActionMessageTag();
        ((InternalActionSupport)action).setHasActionMessage(true);
        tag.setPageContext(pageContext);
        tag.doStartTag();
        tag.doEndTag();

        verify(ActionMessageTagTest.class.getResource("actionmessage-2.txt"));
    }

    public Action getAction() {
        return new InternalActionSupport();
    }

    /**
     * Internal ActionSupport class for testing, can be in state with
     * or without action messages.
     *
     */
    public class InternalActionSupport extends ActionSupport {

        private static final long serialVersionUID = -3230043189352453629L;

        private boolean canHaveActionMessage;

        public void setHasActionMessage(boolean canHaveActionMessage) {
            this.canHaveActionMessage = canHaveActionMessage;
        }

        public Collection getActionMessages() {
            if (canHaveActionMessage) {
                List messages = new ArrayList();
                messages.add("action message number 1");
                messages.add("action message number 2");
                messages.add("action message number 3");
                return messages;
            }
            else {
                return Collections.EMPTY_LIST;
            }
        }

        public boolean hasActionMessages() {
            return canHaveActionMessage;
        }
    }
}