Examples with BranchCoverageSuiteFitness org.evosuite.coverage.branch.BranchCoverageSuiteFitness used on opensource projects

Example 36 with BranchCoverageSuiteFitness

use of org.evosuite.coverage.branch.BranchCoverageSuiteFitness in project evosuite by EvoSuite.

the class EnvironmentDataSystemTest method testOnSpecificTest.

@Test
public void testOnSpecificTest() throws ClassNotFoundException, ConstructionFailedException, NoSuchMethodException, SecurityException {
    Properties.TARGET_CLASS = DseBar.class.getCanonicalName();
    Class<?> sut = TestGenerationContext.getInstance().getClassLoaderForSUT().loadClass(Properties.TARGET_CLASS);
    Class<?> fooClass = TestGenerationContext.getInstance().getClassLoaderForSUT().loadClass(DseFoo.class.getCanonicalName());
    GenericClass clazz = new GenericClass(sut);
    DefaultTestCase test = new DefaultTestCase();
    // String string0 = "baz5";
    VariableReference stringVar = test.addStatement(new StringPrimitiveStatement(test, "baz5"));
    // DseFoo dseFoo0 = new DseFoo();
    GenericConstructor fooConstructor = new GenericConstructor(fooClass.getConstructors()[0], fooClass);
    ConstructorStatement fooConstructorStatement = new ConstructorStatement(test, fooConstructor, Arrays.asList(new VariableReference[] {}));
    VariableReference fooVar = test.addStatement(fooConstructorStatement);
    // String fileName = new String("/home/galeotti/README.txt")
    String path = "/home/galeotti/README.txt";
    EvoSuiteFile evosuiteFile = new EvoSuiteFile(path);
    FileNamePrimitiveStatement fileNameStmt = new FileNamePrimitiveStatement(test, evosuiteFile);
    test.addStatement(fileNameStmt);
    Method fooIncMethod = fooClass.getMethod("inc", new Class<?>[] {});
    GenericMethod incMethod = new GenericMethod(fooIncMethod, fooClass);
    test.addStatement(new MethodStatement(test, incMethod, fooVar, Arrays.asList(new VariableReference[] {})));
    test.addStatement(new MethodStatement(test, incMethod, fooVar, Arrays.asList(new VariableReference[] {})));
    test.addStatement(new MethodStatement(test, incMethod, fooVar, Arrays.asList(new VariableReference[] {})));
    test.addStatement(new MethodStatement(test, incMethod, fooVar, Arrays.asList(new VariableReference[] {})));
    test.addStatement(new MethodStatement(test, incMethod, fooVar, Arrays.asList(new VariableReference[] {})));
    // DseBar dseBar0 = new DseBar(string0);
    GenericConstructor gc = new GenericConstructor(clazz.getRawClass().getConstructors()[0], clazz);
    ConstructorStatement constructorStatement = new ConstructorStatement(test, gc, Arrays.asList(new VariableReference[] { stringVar }));
    VariableReference callee = test.addStatement(constructorStatement);
    // dseBar0.coverMe(dseFoo0);
    Method m = clazz.getRawClass().getMethod("coverMe", new Class<?>[] { fooClass });
    GenericMethod method = new GenericMethod(m, sut);
    MethodStatement ms = new MethodStatement(test, method, callee, Arrays.asList(new VariableReference[] { fooVar }));
    test.addStatement(ms);
    System.out.println(test);
    TestSuiteChromosome suite = new TestSuiteChromosome();
    BranchCoverageSuiteFitness fitness = new BranchCoverageSuiteFitness();
    BranchCoverageMap.getInstance().searchStarted(null);
    assertEquals(4.0, fitness.getFitness(suite), 0.1F);
    suite.addTest(test);
    assertEquals(1.0, fitness.getFitness(suite), 0.1F);
    System.out.println("Test suite: " + suite);
    Properties.CONCOLIC_TIMEOUT = Integer.MAX_VALUE;
    TestSuiteLocalSearch localSearch = TestSuiteLocalSearch.selectTestSuiteLocalSearch();
    LocalSearchObjective<TestSuiteChromosome> localObjective = new DefaultLocalSearchObjective<TestSuiteChromosome>();
    localObjective.addFitnessFunction(fitness);
    localSearch.doSearch(suite, localObjective);
    System.out.println("Fitness: " + fitness.getFitness(suite));
    System.out.println("Test suite: " + suite);
    assertEquals("Local search failed to cover class", 0.0, fitness.getFitness(suite), 0.1F);
    BranchCoverageMap.getInstance().searchFinished(null);
}

Example 37 with BranchCoverageSuiteFitness

use of org.evosuite.coverage.branch.BranchCoverageSuiteFitness in project evosuite by EvoSuite.

the class SPEA2Test method testDistanceOfEqualChromosomes.

@Test
public void testDistanceOfEqualChromosomes() {
    SPEA2<Chromosome> algorithm = new SPEA2<Chromosome>(null);
    BranchCoverageSuiteFitness branch = new BranchCoverageSuiteFitness();
    LineCoverageSuiteFitness line = new LineCoverageSuiteFitness();
    TestSuiteChromosome t1 = new TestSuiteChromosome();
    t1.setFitness(branch, 0.5);
    t1.setFitness(line, 0.3);
    TestSuiteChromosome t2 = new TestSuiteChromosome();
    t2.setFitness(branch, 0.5);
    t2.setFitness(line, 0.3);
    assertEquals(0.0, algorithm.distanceBetweenObjectives(t1, t2), 0.0);
}

Example 38 with BranchCoverageSuiteFitness

use of org.evosuite.coverage.branch.BranchCoverageSuiteFitness in project evosuite by EvoSuite.

the class TestTestSuiteMinimizer method minimizeSuiteFullCoverageWithTwoFitnessFunctionsMinimizeTestsEnabled.

@Test
public void minimizeSuiteFullCoverageWithTwoFitnessFunctionsMinimizeTestsEnabled() throws ClassNotFoundException, NoSuchFieldException, SecurityException, ConstructionFailedException, NoSuchMethodException {
    Properties.TARGET_CLASS = FlagExample1.class.getCanonicalName();
    Class<?> sut = TestGenerationContext.getInstance().getClassLoaderForSUT().loadClass(Properties.TARGET_CLASS);
    GenericClass clazz = new GenericClass(sut);
    DefaultTestCase test = new DefaultTestCase();
    GenericConstructor gc = new GenericConstructor(clazz.getRawClass().getConstructors()[0], clazz);
    TestFactory testFactory = TestFactory.getInstance();
    testFactory.addConstructor(test, gc, 0, 0);
    List<VariableReference> parameters = new ArrayList<VariableReference>();
    for (int i = 0; i < 10; i++) {
        IntPrimitiveStatement ips = new IntPrimitiveStatement(test, 28234 + i);
        VariableReference vr = test.addStatement(ips, i + 1);
    }
    ConstructorStatement ct = new ConstructorStatement(test, gc, parameters);
    Method m = clazz.getRawClass().getMethod("testMe", new Class<?>[] { int.class });
    GenericMethod method = new GenericMethod(m, sut);
    testFactory.addMethod(test, method, 11, 0);
    parameters = new ArrayList<VariableReference>();
    for (int i = 12; i < 15; i++) {
        IntPrimitiveStatement ips = new IntPrimitiveStatement(test, i);
        VariableReference vr = test.addStatement(ips, i);
    }
    ct = new ConstructorStatement(test, gc, parameters);
    testFactory.addMethod(test, method, 15, 0);
    assertEquals(16, test.size());
    TestSuiteChromosome tsc = new TestSuiteChromosome();
    tsc.addTest(test);
    TestSuiteFitnessFunction branch = new BranchCoverageSuiteFitness();
    double previous_branch_fitness = branch.getFitness(tsc);
    tsc.setFitness(branch, previous_branch_fitness);
    assertEquals(previous_branch_fitness, 0.0, 0.0);
    TestSuiteFitnessFunction defuse = new DefUseCoverageSuiteFitness();
    double previous_defuse_fitness = defuse.getFitness(tsc);
    tsc.setFitness(defuse, previous_defuse_fitness);
    assertEquals(previous_defuse_fitness, 0.0, 0.0);
    List<TestFitnessFactory<? extends TestFitnessFunction>> factories = new ArrayList<TestFitnessFactory<? extends TestFitnessFunction>>();
    factories.add(new BranchCoverageFactory());
    factories.add(new DefUseCoverageFactory());
    TestSuiteMinimizer minimizer = new TestSuiteMinimizer(factories);
    minimizer.minimize(tsc, true);
    assertEquals(2, tsc.getTests().size());
    assertEquals(3, tsc.getTests().get(0).size());
    assertEquals(3, tsc.getTests().get(1).size());
    // assertTrue(tsc.getTests().get(0).toCode().equals("FlagExample1 flagExample1_0 = new FlagExample1();\nint int0 = 28234;\nflagExample1_0.testMe(int0);\n"));
    // assertTrue(tsc.getTests().get(1).toCode().equals("FlagExample1 flagExample1_0 = new FlagExample1();\nint int0 = 28241;\nflagExample1_0.testMe(int0);\n"));
    double branch_fitness = branch.getFitness(tsc);
    assertEquals(previous_branch_fitness, branch_fitness, 0.0);
    double defuse_fitness = defuse.getFitness(tsc);
    assertEquals(previous_defuse_fitness, defuse_fitness, 0.0);
}

Example 39 with BranchCoverageSuiteFitness

use of org.evosuite.coverage.branch.BranchCoverageSuiteFitness in project evosuite by EvoSuite.

the class TestTestSuiteMinimizer method minimizeEmptySuite.

@Test
public void minimizeEmptySuite() throws ClassNotFoundException {
    DefaultTestCase test = new DefaultTestCase();
    TestSuiteChromosome tsc = new TestSuiteChromosome();
    tsc.addTest(test);
    TestSuiteFitnessFunction ff = new BranchCoverageSuiteFitness();
    double previous_fitness = ff.getFitness(tsc);
    tsc.setFitness(ff, previous_fitness);
    assertEquals(previous_fitness, 0.0, 0.0);
    TestSuiteMinimizer minimizer = new TestSuiteMinimizer(new BranchCoverageFactory());
    minimizer.minimize(tsc, false);
    assertEquals(0, tsc.getTests().size());
    double fitness = ff.getFitness(tsc);
    assertEquals(previous_fitness, fitness, 0.0);
}

Example 40 with BranchCoverageSuiteFitness

use of org.evosuite.coverage.branch.BranchCoverageSuiteFitness in project evosuite by EvoSuite.

the class TestTestSuiteMinimizer method minimizeSuiteHalfCoverage.

@Test
public void minimizeSuiteHalfCoverage() throws ClassNotFoundException, NoSuchFieldException, SecurityException, ConstructionFailedException, NoSuchMethodException {
    Properties.TARGET_CLASS = FlagExample1.class.getCanonicalName();
    Class<?> sut = TestGenerationContext.getInstance().getClassLoaderForSUT().loadClass(Properties.TARGET_CLASS);
    GenericClass clazz = new GenericClass(sut);
    DefaultTestCase test = new DefaultTestCase();
    GenericConstructor gc = new GenericConstructor(clazz.getRawClass().getConstructors()[0], clazz);
    TestFactory testFactory = TestFactory.getInstance();
    testFactory.addConstructor(test, gc, 0, 0);
    List<VariableReference> parameters = new ArrayList<VariableReference>();
    for (int i = 0; i < 10; i++) {
        IntPrimitiveStatement ips = new IntPrimitiveStatement(test, 28234 + i);
        VariableReference vr = test.addStatement(ips, i + 1);
    }
    ConstructorStatement ct = new ConstructorStatement(test, gc, parameters);
    Method m = clazz.getRawClass().getMethod("testMe", new Class<?>[] { int.class });
    GenericMethod method = new GenericMethod(m, sut);
    testFactory.addMethod(test, method, 11, 0);
    assertEquals(12, test.size());
    TestSuiteChromosome tsc = new TestSuiteChromosome();
    tsc.addTest(test);
    TestSuiteFitnessFunction ff = new BranchCoverageSuiteFitness();
    double previous_fitness = ff.getFitness(tsc);
    tsc.setFitness(ff, previous_fitness);
    assertEquals(previous_fitness, 2.0, 0.0);
    TestSuiteMinimizer minimizer = new TestSuiteMinimizer(new BranchCoverageFactory());
    minimizer.minimize(tsc, false);
    assertEquals(1, tsc.getTests().size());
    assertEquals(3, tsc.getTests().get(0).size());
    // assertTrue(tsc.getTests().get(0).toCode().equals("FlagExample1 flagExample1_0 = new FlagExample1();\nint int0 = 28234;\nflagExample1_0.testMe(int0);\n"));
    double fitness = ff.getFitness(tsc);
    assertEquals(previous_fitness, fitness, 0.0);
}