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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:                TestUserCount.java
 * Date:                Sep 4, 2004
 * Description:
 * 
 * 
 * @author Lara D'Abreo
 */
public class TestRunningCount extends TestCase {

        public Category category;

        public TestRunningCount() {

        }

        public TestRunningCount(String arg0) {
                super(arg0);

                URL url = TestRunningCount.class.getResource("log.properties");
                PropertyConfigurator.configure(url);
                category = Category.getInstance("test");

        }

        public void testUserCount() {
                MetricCollector.getInstance().reset();
                int count = 0;
                int max = 0;

                String login = "Test user login.";
                String logout = "Test user logout.";

                for (int i = 0; i < 1000; ++i) {
                        double d = Math.random() * 1000;
                        if (d < 500) {
                                ++count;
                                category.info(login);

                        } else {
                                --count;
                                category.info(logout);
                        }
                        if (count > max) {
                                max = count;
                        }
                        pause();
                } //rof
                System.out.println(">>> Number of users=" + count);
                System.out.println(">>> Max number of users=" + max);
                MetricCollector.getInstance().report(System.out);
        }

        public void testMaxUserCount() {
                MetricCollector.getInstance().reset();
                int count = 0;
                int max = 0;

                String login = "Test user login.";
                String logout = "Test user logout.";

                for (int i = 0; i < 1000; ++i) {
                        double d = Math.random() * 1000;
                        if (d < 500) {
                                ++count;
                                category.info(login);

                        } else {
                                --count;
                                category.info(logout);
                        }
                        if (count > max) {
                                max = count;
                        }
                        pause();
                } //rof
                System.out.println(">>> Number of users=" + count);
                System.out.println(">>> Max number of users=" + max);
                MetricCollector.getInstance().report(System.out);
        }
        
        public void pause() {
                try {
                        Thread.sleep((long)(Math.random() * 10));
                }catch (Exception e){}
        
        }

}