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

Example 6 with BranchCoverageFactory

use of org.evosuite.coverage.branch.BranchCoverageFactory 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 7 with BranchCoverageFactory

use of org.evosuite.coverage.branch.BranchCoverageFactory 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);
}

Example 8 with BranchCoverageFactory

use of org.evosuite.coverage.branch.BranchCoverageFactory 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 9 with BranchCoverageFactory

use of org.evosuite.coverage.branch.BranchCoverageFactory 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 10 with BranchCoverageFactory

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

the class SearchStatistics method calculateCoveredBranchesBitString.

private String calculateCoveredBranchesBitString(TestSuiteChromosome best) {
    StringBuffer buffer = new StringBuffer(1024);
    BranchCoverageFactory factory = new BranchCoverageFactory();
    List<BranchCoverageTestFitness> goals = factory.getCoverageGoals();
    Collections.sort(goals);
    for (BranchCoverageTestFitness fitness : goals) {
        boolean covered = false;
        for (TestChromosome test1 : best.tests) {
            if (fitness.isCovered(test1)) {
                covered = true;
                buffer.append("1");
                break;
            }
        }
        if (!covered) {
            buffer.append("0");
        }
    }
    return buffer.toString();
}