prism/src/test/java/org/apache/falcon/aspect/LoggingAspectTest.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.falcon.aspect;

import org.apache.falcon.FalconWebException;
import org.apache.falcon.resource.AbstractEntityManager;
import org.testng.Assert;
import org.testng.annotations.Test;

import java.util.ArrayList;
import java.util.List;

/**
 * Test class for LoggingAspect.
 */
public class LoggingAspectTest {

    private AbstractEntityManager em = new AbstractEntityManager() {};

    private volatile Exception threadException;

    @Test(expectedExceptions = FalconWebException.class)
    public void testBeanLoading() {
        em.getStatus("type", "entity", "colo", false);
    }

    @Test
    public void testExceptionBeanLoading() {
        try {
            em.getStatus("type", "entity", "colo", false);
            System.out.println();

        } catch (Exception e) {
            return;
        }
        Assert.fail("Expected exception");
    }

    @Test(expectedExceptions = FalconWebException.class)
    public void testConcurrentRequests() throws Exception {
        List<Thread> threadList = new ArrayList<Thread>();
        for (int i = 0; i < 5; i++) {
            threadList.add(new Thread() {
                public void run() {
                    try {
                        testBeanLoading();
                    } catch (Exception e) {
                        e.printStackTrace();
                        threadException = e;
                        throw new RuntimeException(e);
                    }
                }
            });
        }

        for (Thread thread : threadList) {
            thread.start();
            thread.join();
        }

        if (threadException != null) {
            throw threadException;
        }
    }
}