BricketPageParameterDefinitionTest.java

/**
 * Copyright 2011 the original author or authors.
 *
 * 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.bricket.web;

import java.lang.reflect.Field;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;

import junit.framework.Assert;

import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.AbstractJUnit4SpringContextTests;

/**
 * @author Ingo Renner
 * @author Henning Teek
 */
@ContextConfiguration(locations = { "file:src/main/webapp/WEB-INF/test.xml" })
public class BricketPageParameterDefinitionTest extends AbstractJUnit4SpringContextTests {
    private final Logger log = LoggerFactory.getLogger(BricketPageParameterDefinitionTest.class);

    @Autowired
    Map<String, BricketPageParameterDefinition> beans;

    @Test
    public void testBricketPageParameterDefinition() throws Exception {

        Map<Object, String> params = new HashMap<Object, String>();

        log.info("testing {} page parameter definitions: {}", beans.keySet().size(), beans.values().toString());

        Collection<BricketPageParameterDefinition> defs = beans.values();
        for (Object def : defs) {
            Field[] fields = def.getClass().getFields();
            for (Field field : fields) {
                Object value = field.get(def);
                String name = def.getClass().getName();
                String duplicate = params.put(value, name);
                Assert.assertNull("Page parameter definition: " + value + " of class: " + name
                        + " is already registered by class: " + duplicate, duplicate);
            }
        }
    }
}