/**
* Copyright (C) 2010-2017 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 <http://www.gnu.org/licenses/>.
*/
package org.evosuite.utils;
import org.evosuite.EvoSuite;
import org.evosuite.Properties;
import org.evosuite.SystemTestBase;
import org.evosuite.ga.metaheuristics.GeneticAlgorithm;
import org.evosuite.strategy.TestGenerationStrategy;
import org.evosuite.testsuite.TestSuiteChromosome;
import org.junit.After;
import org.junit.Assert;
import org.junit.Test;
import com.examples.with.different.packagename.ReadFromSystemIn;
public class SystemInUtilSystemTest extends SystemTestBase {
private static final boolean defaultSystemIn = Properties.REPLACE_SYSTEM_IN;
/*
* We consider VFS has it might mess up System.in handling (eg, these test cases were
* created to debug such issue that actually happened)
*/
private static final boolean defaultVFS = Properties.VIRTUAL_FS;
@After
public void tearDown(){
Properties.REPLACE_SYSTEM_IN = defaultSystemIn;
Properties.VIRTUAL_FS = defaultVFS;
}
@Test
public void testWithNoVFS(){
Properties.VIRTUAL_FS = false;
_test();
}
@Test
public void testWithVFS(){
Properties.VIRTUAL_FS = true;
_test();
}
private void _test(){
EvoSuite evosuite = new EvoSuite();
String targetClass = ReadFromSystemIn.class.getCanonicalName();
Properties.TARGET_CLASS = targetClass;
Properties.REPLACE_SYSTEM_IN= true;
String[] command = new String[] { "-generateSuite", "-class", targetClass };
Object result = evosuite.parseCommandLine(command);
GeneticAlgorithm<?> ga = getGAFromResult(result);
TestSuiteChromosome best = (TestSuiteChromosome) ga.getBestIndividual();
System.out.println("EvolvedTestSuite:\n" + best);
int goals = TestGenerationStrategy.getFitnessFactories().get(0).getCoverageGoals().size(); // assuming single fitness function
Assert.assertEquals(3, goals );
double coverage = best.getCoverage();
Assert.assertTrue("Not good enough coverage: "+coverage, coverage > 0.99d);
}
}