de.unisb.cs.st.javalanche.rhino.coverage.FailureMatrix.java Source code

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Here is the source code for de.unisb.cs.st.javalanche.rhino.coverage.FailureMatrix.java

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/*
* Copyright (C) 2011 Saarland University
* 
* This file is part of Javalanche.
* 
* Javalanche is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* 
* Javalanche is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU Lesser Public License for more details.
* 
* You should have received a copy of the GNU Lesser Public License
* along with Javalanche.  If not, see <http://www.gnu.org/licenses/>.
*/
package de.unisb.cs.st.javalanche.rhino.coverage;

import java.io.File;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.apache.log4j.Logger;

import com.google.common.collect.HashMultimap;
import com.google.common.collect.Multimap;

import de.unisb.cs.st.ds.util.io.Io;

public class FailureMatrix {

    private static Logger logger = Logger.getLogger(FailureMatrix.class);

    private Multimap<String, String> failureMap;

    public FailureMatrix(Multimap<String, String> failureMap) {
        super();
        this.failureMap = failureMap;
    }

    public static FailureMatrix parseFile(File f) {
        Multimap<String, String> failureMatrix = new HashMultimap<String, String>();
        List<String> linesFromFile = Io.getLinesFromFile(f);
        for (String line : linesFromFile) {
            String[] split = line.split(",");
            if (split.length > 0) {
                String failureId = split[0];
                for (int i = 1; i < split.length; i++) {
                    failureMatrix.put(split[i], failureId);
                    logger.info("Put: " + failureId + "  " + split[i]);
                }
            }
        }
        return new FailureMatrix(failureMatrix);
    }

    public int getDetectedFailures(Iterable<String> tests) {
        Set<String> failures = new HashSet<String>();
        for (String test : tests) {
            if (failureMap.containsKey(test)) {
                Collection<String> collection = failureMap.get(test);
                failures.addAll(collection);
            }
        }
        return failures.size();
    }

    public int getNumberOfFailures() {
        Set<String> failures = new HashSet<String>();
        Collection<String> values = failureMap.values();
        failures.addAll(values);
        return failures.size();
    }

    public static void main(String[] args) {
        String[] tests = new String[] { "js1_5/Regress/regress-114491.js" };
        FailureMatrix fm = parseFile(new File("/scratch/schuler/subjects/ibugs_rhino-0.1/failureMatrix.csv"));
        int detectedFailures = fm.getDetectedFailures(Arrays.asList(tests));
        System.out.println(detectedFailures);
    }
}