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/*
 *      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:                TestRate.java
 * Date:                Sep 6, 2004
 * Description:
 * 
 * 
 * @author Lara D'Abreo
 */
public class TestRate extends TestCase {

        public Category category;
        /**
         * 
         */
        public TestRate() {
                super();
                
        }

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

        public void testErrorRate() {

                MetricCollector.getInstance().reset();
                int count = 0;
                long start = System.currentTimeMillis();

                String log = "java.lang.Exception Problem with...";

                for (int i = 0; i < 100; ++i) {
                        ++count;
                        category.info(log);
                        pause();
                } //rof
                long end = System.currentTimeMillis();
                long diff = end - start;
                double noSecs = diff / 1000; // per second

                System.out.println("Errors=" + count);
                System.out.println("No secconds=" + noSecs);
                System.out.println("rate=" + count / noSecs);
                MetricCollector.getInstance().report(System.out);
        }

        public void pause() {
                try {
                        Thread.sleep((long) (Math.random() * 100));
                } catch (Exception e) {
                }

        }
}