/**
* Logback: the reliable, generic, fast and flexible logging framework.
* Copyright (C) 1999-2013, QOS.ch. All rights reserved.
*
* This program and the accompanying materials are dual-licensed under
* either the terms of the Eclipse Public License v1.0 as published by
* the Eclipse Foundation
*
* or (per the licensee's choosing)
*
* under the terms of the GNU Lesser General Public License version 2.1
* as published by the Free Software Foundation.
*/
package ch.qos.logback.core.util;
import static junit.framework.Assert.assertTrue;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class ResilienceUtil {
static public void verify(String logfile, String regexp, long totalSteps, double successRatioLowerBound) throws NumberFormatException, IOException {
FileReader fr = new FileReader(logfile);
BufferedReader br = new BufferedReader(fr);
Pattern p = Pattern.compile(regexp);
String line;
int totalLines = 0;
int oldNum = -1;
int gaps = 0;
while ((line = br.readLine()) != null) {
Matcher m = p.matcher(line);
if (m.matches()) {
totalLines++;
String g = m.group(1);
int num = Integer.parseInt(g);
if(oldNum != -1 && num != oldNum+1) {
gaps++;
}
oldNum = num;
}
}
fr.close();
br.close();
int lowerLimit = (int) (totalSteps*successRatioLowerBound);
assertTrue("totalLines="+totalLines+" less than "+lowerLimit, totalLines > lowerLimit);
// we want at least one gap indicating recuperation
assertTrue("gaps="+gaps+" less than 1", gaps >= 1);
}
}