Examples with TestSuiteChromosome org.evosuite.testsuite.TestSuiteChromosome used on opensource projects

Example 76 with TestSuiteChromosome

use of org.evosuite.testsuite.TestSuiteChromosome in project evosuite by EvoSuite.

the class MockTcpSystemTest method testReceiveTcp.

@Test
public void testReceiveTcp() {
    EvoSuite evosuite = new EvoSuite();
    String targetClass = ReceiveTcp.class.getCanonicalName();
    Properties.TARGET_CLASS = targetClass;
    Properties.SEARCH_BUDGET = 200_000;
    Properties.VIRTUAL_NET = true;
    String[] command = new String[] { "-generateSuite", "-class", targetClass };
    Object result = evosuite.parseCommandLine(command);
    Assert.assertTrue(result != null);
    GeneticAlgorithm<?> ga = getGAFromResult(result);
    TestSuiteChromosome best = (TestSuiteChromosome) ga.getBestIndividual();
    System.out.println("EvolvedTestSuite:\n" + best);
    // assuming single fitness function
    int goals = TestGenerationStrategy.getFitnessFactories().get(0).getCoverageGoals().size();
    Assert.assertEquals("Wrong number of goals: ", 3, goals);
    Assert.assertEquals("Non-optimal coverage: ", 1d, best.getCoverage(), 0.001);
}

Example 77 with TestSuiteChromosome

use of org.evosuite.testsuite.TestSuiteChromosome in project evosuite by EvoSuite.

the class MockUrlSystemTest method testCheckResource.

@Test
public void testCheckResource() {
    EvoSuite evosuite = new EvoSuite();
    String targetClass = ReadFromURL.class.getCanonicalName();
    Properties.TARGET_CLASS = targetClass;
    Properties.SEARCH_BUDGET = 20000;
    Properties.VIRTUAL_NET = true;
    Properties.MAX_LOOP_ITERATIONS = 100000;
    String[] command = new String[] { "-generateSuite", "-class", targetClass };
    Object result = evosuite.parseCommandLine(command);
    Assert.assertTrue(result != null);
    GeneticAlgorithm<?> ga = getGAFromResult(result);
    TestSuiteChromosome best = (TestSuiteChromosome) ga.getBestIndividual();
    System.out.println("EvolvedTestSuite:\n" + best);
    // assuming single fitness function
    int goals = TestGenerationStrategy.getFitnessFactories().get(0).getCoverageGoals().size();
    Assert.assertEquals("Wrong number of goals: ", 3, goals);
    Assert.assertEquals("Non-optimal coverage: ", 1d, best.getCoverage(), 0.001);
}

Example 78 with TestSuiteChromosome

use of org.evosuite.testsuite.TestSuiteChromosome in project evosuite by EvoSuite.

the class MockInstantSystemTest method testInstant.

@Test
public void testInstant() throws Exception {
    String targetClass = InstantExample.class.getCanonicalName();
    Properties.TARGET_CLASS = targetClass;
    Properties.JUNIT_TESTS = true;
    Properties.JUNIT_CHECK = true;
    Properties.REPLACE_CALLS = true;
    Properties.OUTPUT_VARIABLES = "" + RuntimeVariable.HadUnstableTests;
    EvoSuite evosuite = new EvoSuite();
    String[] command = new String[] { "-generateSuite", "-class", targetClass };
    Object result = evosuite.parseCommandLine(command);
    GeneticAlgorithm<?> ga = getGAFromResult(result);
    TestSuiteChromosome best = (TestSuiteChromosome) ga.getBestIndividual();
    Assert.assertNotNull(best);
    Assert.assertEquals("Non-optimal coverage: ", 1d, best.getCoverage(), 0.001);
    checkUnstable();
}

Example 79 with TestSuiteChromosome

use of org.evosuite.testsuite.TestSuiteChromosome in project evosuite by EvoSuite.

the class RandomMethodSeedingTestSuiteChromosomeFactorySystemTest method setup.

@Before
public void setup() {
    EvoSuite evosuite = new EvoSuite();
    String targetClass = Class1.class.getCanonicalName();
    Properties.TARGET_CLASS = targetClass;
    String[] command = new String[] { "-generateSuite", "-class", targetClass };
    Object result = evosuite.parseCommandLine(command);
    ga = (GeneticAlgorithm<TestSuiteChromosome>) getGAFromResult(result);
    bestIndividual = (TestSuiteChromosome) ga.getBestIndividual();
}

Example 80 with TestSuiteChromosome

use of org.evosuite.testsuite.TestSuiteChromosome in project evosuite by EvoSuite.

the class DeleteMutationSystemTest method testSimpleInt.

@Test
public void testSimpleInt() throws NoSuchMethodException, SecurityException, ClassNotFoundException, ConstructionFailedException {
    Properties.TARGET_CLASS = TrivialInt.class.getCanonicalName();
    TestChromosome test1 = new TestChromosome();
    test1.setTestCase(getIntTest(2938, -1000000));
    TestChromosome test2 = (TestChromosome) test1.clone();
    TestSuiteChromosome suite = new TestSuiteChromosome();
    BranchCoverageSuiteFitness fitness = new BranchCoverageSuiteFitness();
    assertEquals(4.0, fitness.getFitness(suite), 0.0F);
    suite.addTest(test1);
    assertEquals(1.0, fitness.getFitness(suite), 0.0F);
    suite.addTest(test2);
    // 0.99...
    assertEquals(1.0, fitness.getFitness(suite), 0.01F);
    Class<?> sut = TestGenerationContext.getInstance().getClassLoaderForSUT().loadClass(Properties.TARGET_CLASS);
    Method m = sut.getMethod("testMe", new Class<?>[] { int.class });
    GenericMethod method = new GenericMethod(m, sut);
    TestCluster.getInstance().addTestCall(method);
    Properties.P_TEST_CHANGE = 0.0;
    Properties.P_TEST_DELETE = 1.0;
    Properties.P_TEST_INSERT = 0.0;
    double oldFitness = suite.getFitness();
    int notChanged = 0;
    for (int i = 0; i < 100; i++) {
        TestChromosome testNew = (TestChromosome) test1.clone();
        testNew.mutate();
        if (testNew.isChanged()) {
            suite.deleteTest(test1);
            suite.addTest(testNew);
            System.out.println(testNew.getTestCase().toCode());
            double newFitness = fitness.getFitness(suite);
            if (newFitness < oldFitness) {
                System.out.println("Improved: " + newFitness);
                test1 = testNew;
                oldFitness = newFitness;
                System.out.println("" + i + ":" + ((IntPrimitiveStatement) test1.getTestCase().getStatement(1)).getValue());
                if (newFitness == 0.0) {
                    System.out.println("Iterations: " + i);
                    System.out.println("Not changed: " + notChanged);
                    break;
                }
            } else {
                System.out.println("Not improved: " + newFitness);
                suite.deleteTest(testNew);
                suite.addTest(test1);
                fitness.getFitness(suite);
            }
        } else {
            notChanged++;
        }
    }
    System.out.println("Fitness: " + fitness.getFitness(suite));
    System.out.println("Test suite: " + suite);
    assertEquals(0.0, fitness.getFitness(suite), 0.1F);
}