Subversion Repositories SmartDukaan

/*
 *      Copyright 2005 stat4j.org
 *
 *   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 net.sourceforge.stat4j.test;

import java.net.URL;

import junit.framework.TestCase;

import net.sourceforge.stat4j.filter.MetricCollector;

import org.apache.log4j.Category;
import org.apache.log4j.PropertyConfigurator;


/**
 * Name:                TestDelta.java
 * Date:                Sep 6, 2004
 * Description:
 * 
 * 
 * @author Lara D'Abreo
 */
public class TestDelta extends TestCase {
        public Category category;

        /**
         * @param arg0
         */
        public TestDelta(String arg0) {
                super(arg0);
                URL url = TestRunningCount.class.getResource("log.properties");
                PropertyConfigurator.configure(url);
                category = Category.getInstance("test");
        }

        public void testFooMetrics() {
                MetricCollector.getInstance().reset();

                String begin = "BEGIN foo() ...";
                String end = "END foo()...";
                
                long max = 0;
                long total = 0;
                

                for (int i = 0; i < 100; ++i) {
                        long wait = (long)(Math.random() * 100);

                        category.info(begin);
                        pause(wait);
                        category.info(end);
                        
                        if (wait > max) {
                                max = wait;
                        }
                        total = total + wait;
                } //rof

                System.out.println(">>> Max Duration of foo()=" + max);
                System.out.println(">>> Avg Duration of foo()=" + total/100);
                MetricCollector.getInstance().report(System.out);
        }

        public void pause() {
                try {
                        Thread.sleep((long) (Math.random() * 10));
                } catch (Exception e) {
                }

        }

        public void pause(long wait) {
                try {
                        Thread.sleep(wait);
                } catch (Exception e) {
                }

        }
}