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/**
 * Copyright (C) 2010-2018 Gordon Fraser, Andrea Arcuri and EvoSuite
 * contributors
 *
 * This file is part of EvoSuite.
 *
 * EvoSuite is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, either version 3.0 of the License, or
 * (at your option) any later version.
 *
 * EvoSuite 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 General Public
 * License along with EvoSuite. If not, see .
 */
package org.evosuite.coverage.method;

import java.util.List;
import org.evosuite.Properties;
import org.evosuite.ga.archive.Archive;
import org.evosuite.testcase.ExecutableChromosome;
import org.evosuite.testsuite.AbstractTestSuiteChromosome;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Fitness function for a whole test suite for all methods.
 * Methods must be invoked directly from a test case and
 * their execution can end normally or with an exception.
 * 
 * @author Gordon Fraser, Jose Miguel Rojas
 */
public class MethodTraceCoverageSuiteFitness extends MethodCoverageSuiteFitness {

	private static final long serialVersionUID = 4958063899628649732L;

	private final static Logger logger = LoggerFactory.getLogger(MethodTraceCoverageSuiteFitness.class);

	/**
	 * Initialize the set of known coverage goals
	 */
	@Override
	protected void determineCoverageGoals() {
		List goals = new MethodTraceCoverageFactory().getCoverageGoals();
		for (MethodTraceCoverageTestFitness goal : goals) {
			methodCoverageMap.put(goal.getClassName() + "." + goal.getMethod(), goal);
			if(Properties.TEST_ARCHIVE)
				Archive.getArchiveInstance().addTarget(goal);
		}
	}

	/**
	 * Some useful debug information
	 *
	 * @param coveredMethods
	 * @param fitness
	 */
	@Override
	protected void printStatusMessages(
	        AbstractTestSuiteChromosome suite,
	        int coveredMethods, double fitness) {
		if (coveredMethods > maxCoveredMethods) {
			logger.info("(Methods) Best individual covers " + coveredMethods + "/"
			        + totalMethods + " methods");
			maxCoveredMethods = coveredMethods;
			logger.info("Fitness: " + fitness + ", size: " + suite.size() + ", length: "
			        + suite.totalLengthOfTestCases());

		}
		if (fitness < bestFitness) {
			logger.info("(Fitness) Best individual covers " + coveredMethods + "/"
			        + totalMethods + " methods");
			bestFitness = fitness;
			logger.info("Fitness: " + fitness + ", size: " + suite.size() + ", length: "
			        + suite.totalLengthOfTestCases());

		}
	}

}