org.springmodules.cache.interceptor.caching.CachingModelSourceAdvisorTests.java Source code

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/* 
 * Created on Oct 26, 2005
 *
 * 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.
 *
 * Copyright @2005 the original author or authors.
 */
package org.springmodules.cache.interceptor.caching;

import java.lang.reflect.Method;

import junit.framework.TestCase;

import org.easymock.MockControl;

import org.springframework.aop.framework.AopConfigException;

import org.springmodules.cache.mock.MockCachingModel;

/**
 * <p>
 * Unit Tests for <code>{@link CachingModelSourceAdvisor}</code>.
 * </p>
 * 
 * @author Alex Ruiz
 */
public class CachingModelSourceAdvisorTests extends TestCase {

    private CachingModelSourceAdvisor advisor;

    private NameMatchCachingInterceptor interceptor;

    private CachingModelSource modelSource;

    private MockControl modelSourceControl;

    public CachingModelSourceAdvisorTests(String name) {
        super(name);
    }

    public void testCachingModelSourceAdvisorWithInterceptorNotHavingModelSource() {
        interceptor.setCachingModelSource(null);

        try {
            new CachingModelSourceAdvisor(interceptor);
            fail();
        } catch (AopConfigException exception) {
            // expecting exception.
        }
    }

    public void testMatchesWithModelSourceReturningModel() throws Exception {
        advisor = new CachingModelSourceAdvisor(interceptor);

        Method method = defaultMethod();
        Class targetClass = method.getDeclaringClass();
        modelSourceControl.expectAndReturn(modelSource.model(method, targetClass), new MockCachingModel());

        modelSourceControl.replay();

        assertTrue(advisor.matches(method, targetClass));

        modelSourceControl.verify();
    }

    public void testMatchesWithModelSourceReturningNull() throws Exception {
        advisor = new CachingModelSourceAdvisor(interceptor);

        Method method = defaultMethod();
        Class targetClass = method.getDeclaringClass();
        modelSourceControl.expectAndReturn(modelSource.model(method, targetClass), null);

        modelSourceControl.replay();

        assertFalse(advisor.matches(method, targetClass));

        modelSourceControl.verify();
    }

    protected void setUp() {
        modelSourceControl = MockControl.createControl(CachingModelSource.class);
        modelSource = (CachingModelSource) modelSourceControl.getMock();

        interceptor = new NameMatchCachingInterceptor();
        interceptor.setCachingModelSource(modelSource);
    }

    private Method defaultMethod() throws Exception {
        return String.class.getDeclaredMethod("toLowerCase", new Class[0]);
    }
}