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

Example 41 with BranchCoverageSuiteFitness

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

the class TestTestSuiteMinimizer method minimizeSuiteFullCoverage.

@Test
public void minimizeSuiteFullCoverage() 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 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(1, tsc.getTests().size());
    assertEquals(5, tsc.getTests().get(0).size());
    // assertTrue(tsc.getTests().get(0).toCode().equals("FlagExample1 flagExample1_0 = new FlagExample1();\nint int0 = 28234;\nint int1 = 28241;\nflagExample1_0.testMe(int1);\nflagExample1_0.testMe(int0);\n"));
    double fitness = ff.getFitness(tsc);
    assertEquals(previous_fitness, fitness, 0.0);
}

Example 42 with BranchCoverageSuiteFitness

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

the class TestTestSuiteMinimizer method minimizeSuiteFullCoverageWithTwoFitnessFunctions.

@Test
public void minimizeSuiteFullCoverageWithTwoFitnessFunctions() 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, false);
    assertEquals(1, tsc.getTests().size());
    assertEquals(5, tsc.getTests().get(0).size());
    // assertTrue(tsc.getTests().get(0).toCode().equals("FlagExample1 flagExample1_0 = new FlagExample1();\nint int0 = 28234;\nint int1 = 28241;\nflagExample1_0.testMe(int1);\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 43 with BranchCoverageSuiteFitness

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

the class TestDSETestSuiteFlag method testAVMSolver.

@Test
public void testAVMSolver() throws NoSuchMethodException, SecurityException, ClassNotFoundException {
    Properties.DSE_SOLVER = Properties.SolverType.EVOSUITE_SOLVER;
    Properties.CRITERION = new Properties.Criterion[] { Criterion.BRANCH };
    Properties.TARGET_CLASS = Flag.class.getName();
    TestGenerationContext.getInstance().getClassLoaderForSUT().loadClass(Properties.TARGET_CLASS);
    BranchCoverageSuiteFitness branchCoverageSuiteFitness = new BranchCoverageSuiteFitness();
    TestSuiteChromosome suite = new TestSuiteChromosome();
    suite.addFitness(branchCoverageSuiteFitness);
    branchCoverageSuiteFitness.getFitness(suite);
    // no goals covered yet
    int coveredGoals0 = suite.getNumOfCoveredGoals();
    int notCoveredGoals0 = suite.getNumOfNotCoveredGoals();
    assertEquals(0, coveredGoals0);
    assertNotEquals(0, notCoveredGoals0);
    DefaultTestCase testCase0 = buildTestCase1();
    TestChromosome testChromosome0 = new TestChromosome();
    testChromosome0.setTestCase(testCase0);
    suite.addTest(testChromosome0);
    double fitnessBeforeLocalSearch = branchCoverageSuiteFitness.getFitness(suite);
    int coveredGoalsBeforeLocalSearch = suite.getNumOfCoveredGoals();
    // some goal was covered
    assertTrue(coveredGoalsBeforeLocalSearch > 0);
    LocalSearchObjective<TestSuiteChromosome> localSearchObjective = new DefaultLocalSearchObjective<>();
    localSearchObjective.addFitnessFunction(branchCoverageSuiteFitness);
    boolean improved;
    do {
        TestSuiteLocalSearch localSearch = new TestSuiteLocalSearch();
        improved = localSearch.doSearch(suite, localSearchObjective);
    } while (improved);
    double fitnessAfterLocalSearch = branchCoverageSuiteFitness.getFitness(suite);
    int coveredGoalsAfterLocalSearch = suite.getNumOfCoveredGoals();
    assertTrue(fitnessAfterLocalSearch < fitnessBeforeLocalSearch);
    assertTrue(coveredGoalsAfterLocalSearch > coveredGoalsBeforeLocalSearch);
    int finalSuiteSize = suite.size();
    /*
		 * Check at least some new goal was covered
		 */
    assertTrue(coveredGoalsAfterLocalSearch > coveredGoalsBeforeLocalSearch);
    assertTrue(finalSuiteSize >= 2);
}

Example 44 with BranchCoverageSuiteFitness

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

the class TestDSETestSuiteLoops method testAVMSolver.

@Test
public void testAVMSolver() throws NoSuchMethodException, SecurityException, ClassNotFoundException {
    Properties.DSE_SOLVER = Properties.SolverType.EVOSUITE_SOLVER;
    Properties.CRITERION = new Properties.Criterion[] { Criterion.BRANCH };
    Properties.TARGET_CLASS = Loops.class.getName();
    TestGenerationContext.getInstance().getClassLoaderForSUT().loadClass(Properties.TARGET_CLASS);
    BranchCoverageSuiteFitness branchCoverageSuiteFitness = new BranchCoverageSuiteFitness();
    TestSuiteChromosome suite = new TestSuiteChromosome();
    suite.addFitness(branchCoverageSuiteFitness);
    branchCoverageSuiteFitness.getFitness(suite);
    // no goals covered yet
    int coveredGoals0 = suite.getNumOfCoveredGoals();
    int notCoveredGoals0 = suite.getNumOfNotCoveredGoals();
    assertEquals(0, coveredGoals0);
    assertNotEquals(0, notCoveredGoals0);
    DefaultTestCase testCase0 = buildTestCase1();
    TestChromosome testChromosome0 = new TestChromosome();
    testChromosome0.setTestCase(testCase0);
    suite.addTest(testChromosome0);
    double fitnessBeforeLocalSearch = branchCoverageSuiteFitness.getFitness(suite);
    int coveredGoalsBeforeLocalSearch = suite.getNumOfCoveredGoals();
    // some goal was covered
    assertTrue(coveredGoalsBeforeLocalSearch > 0);
    LocalSearchObjective<TestSuiteChromosome> localSearchObjective = new DefaultLocalSearchObjective<>();
    localSearchObjective.addFitnessFunction(branchCoverageSuiteFitness);
    boolean improved;
    do {
        TestSuiteLocalSearch localSearch = new TestSuiteLocalSearch();
        improved = localSearch.doSearch(suite, localSearchObjective);
    } while (improved);
    double fitnessAfterLocalSearch = branchCoverageSuiteFitness.getFitness(suite);
    int coveredGoalsAfterLocalSearch = suite.getNumOfCoveredGoals();
    assertTrue(fitnessAfterLocalSearch < fitnessBeforeLocalSearch);
    assertTrue(coveredGoalsAfterLocalSearch > coveredGoalsBeforeLocalSearch);
    int finalSuiteSize = suite.size();
    /*
		 * Check at least some new goal was covered
		 */
    assertTrue(coveredGoalsAfterLocalSearch > coveredGoalsBeforeLocalSearch);
    assertTrue(finalSuiteSize >= 2);
}

Example 45 with BranchCoverageSuiteFitness

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

the class TestDSETestSuiteLoops method testCVC4Solver.

@Test
public void testCVC4Solver() throws NoSuchMethodException, SecurityException, ClassNotFoundException {
    String cvc4_path = System.getenv("cvc4_path");
    if (cvc4_path != null) {
        Properties.CVC4_PATH = cvc4_path;
    }
    Assume.assumeTrue(Properties.CVC4_PATH != null);
    Properties.DSE_SOLVER = Properties.SolverType.CVC4_SOLVER;
    Properties.CRITERION = new Properties.Criterion[] { Criterion.BRANCH };
    Properties.TARGET_CLASS = Loops.class.getName();
    TestGenerationContext.getInstance().getClassLoaderForSUT().loadClass(Properties.TARGET_CLASS);
    BranchCoverageSuiteFitness branchCoverageSuiteFitness = new BranchCoverageSuiteFitness();
    TestSuiteChromosome suite = new TestSuiteChromosome();
    suite.addFitness(branchCoverageSuiteFitness);
    branchCoverageSuiteFitness.getFitness(suite);
    // no goals covered yet
    int coveredGoals0 = suite.getNumOfCoveredGoals();
    int notCoveredGoals0 = suite.getNumOfNotCoveredGoals();
    assertEquals(0, coveredGoals0);
    assertNotEquals(0, notCoveredGoals0);
    DefaultTestCase testCase2 = buildTestCase0();
    TestChromosome testChromosome2 = new TestChromosome();
    testChromosome2.setTestCase(testCase2);
    suite.addTest(testChromosome2);
    branchCoverageSuiteFitness.getFitness(suite);
    DefaultTestCase testCase0 = buildTestCase1();
    TestChromosome testChromosome0 = new TestChromosome();
    testChromosome0.setTestCase(testCase0);
    suite.addTest(testChromosome0);
    // DefaultTestCase testCase1 = buildTestCase1();
    // TestChromosome testChromosome1 = new TestChromosome();
    // testChromosome1.setTestCase(testCase1);
    // suite.addTest(testChromosome1);
    double fitnessBeforeLocalSearch = branchCoverageSuiteFitness.getFitness(suite);
    int coveredGoalsBeforeLocalSearch = suite.getNumOfCoveredGoals();
    // some goal was covered
    assertTrue(coveredGoalsBeforeLocalSearch > 0);
    LocalSearchObjective<TestSuiteChromosome> localSearchObjective = new DefaultLocalSearchObjective<>();
    localSearchObjective.addFitnessFunction(branchCoverageSuiteFitness);
    boolean improved;
    do {
        TestSuiteLocalSearch localSearch = new TestSuiteLocalSearch();
        improved = localSearch.doSearch(suite, localSearchObjective);
    } while (improved);
    double fitnessAfterLocalSearch = branchCoverageSuiteFitness.getFitness(suite);
    int coveredGoalsAfterLocalSearch = suite.getNumOfCoveredGoals();
    assertTrue(fitnessAfterLocalSearch < fitnessBeforeLocalSearch);
    assertTrue(coveredGoalsAfterLocalSearch > coveredGoalsBeforeLocalSearch);
    int finalSuiteSize = suite.size();
    /*
		 * Check at least 6 goals were covered
		 */
    assertTrue(coveredGoalsAfterLocalSearch >= 6);
    assertTrue(finalSuiteSize > 1);
}