@Test
  public void test() throws IOException {

    EvoSuite evosuite = new EvoSuite();

    String targetClass = StringUtils.class.getCanonicalName();
    String testClass = StringUtilsEqualsIndexOfTest.class.getCanonicalName();
    Properties.TARGET_CLASS = targetClass;

    Properties.CRITERION = new Properties.Criterion[] {Properties.Criterion.LINE};

    Properties.OUTPUT_VARIABLES = RuntimeVariable.Total_Goals + "," + RuntimeVariable.LineCoverage;
    Properties.STATISTICS_BACKEND = StatisticsBackend.CSV;
    Properties.COVERAGE_MATRIX = true;

    String[] command =
        new String[] {"-class", targetClass, "-Djunit=" + testClass, "-measureCoverage"};

    SearchStatistics statistics = (SearchStatistics) evosuite.parseCommandLine(command);
    Assert.assertNotNull(statistics);

    Map<String, OutputVariable<?>> outputVariables = statistics.getOutputVariables();

    assertEquals(
        9, (Integer) outputVariables.get(RuntimeVariable.Total_Goals.name()).getValue(), 0.0);
    assertEquals(
        8, (Integer) outputVariables.get(RuntimeVariable.Covered_Goals.name()).getValue(), 0.0);
    assertEquals(
        8.0 / 9.0,
        (Double) outputVariables.get(RuntimeVariable.LineCoverage.name()).getValue(),
        0.0);
    assertEquals(
        1, (Integer) outputVariables.get(RuntimeVariable.Tests_Executed.name()).getValue(), 0.0);

    // check coverage matrix
    String coveragematrix_file =
        System.getProperty("user.dir")
            + File.separator
            + Properties.REPORT_DIR
            + File.separator
            + "data"
            + File.separator
            + Properties.TARGET_CLASS
            + "."
            + Properties.Criterion.LINE.name()
            + ".matrix";
    System.out.println("CoverageMatrix file " + coveragematrix_file);

    List<String> lines = Files.readAllLines(Paths.get(coveragematrix_file));
    // coverage of one test case
    assertEquals(1, lines.size());
    // all components have been covered ("1"), and the test case pass ("+")
    assertTrue(lines.get(0).contains("+"));
  }
  @Test
  public void testBindFilteredEventsToMethod() throws IOException {

    EvoSuite evosuite = new EvoSuite();

    String targetClass = ClassPublicInterface.class.getCanonicalName();
    String testClass = ClassPublicInterfaceTest.class.getCanonicalName();
    Properties.TARGET_CLASS = targetClass;

    Properties.CRITERION = new Properties.Criterion[] {Properties.Criterion.LINE};

    Properties.OUTPUT_VARIABLES = RuntimeVariable.Total_Goals + "," + RuntimeVariable.LineCoverage;
    Properties.STATISTICS_BACKEND = StatisticsBackend.CSV;
    Properties.COVERAGE_MATRIX = true;

    String[] command =
        new String[] {"-class", targetClass, "-Djunit=" + testClass, "-measureCoverage"};

    SearchStatistics statistics = (SearchStatistics) evosuite.parseCommandLine(command);
    Assert.assertNotNull(statistics);

    Map<String, OutputVariable<?>> outputVariables = statistics.getOutputVariables();

    // The number of lines seems to be different depending on the compiler
    assertTrue(
        27 - ((Integer) outputVariables.get(RuntimeVariable.Total_Goals.name()).getValue()) <= 1);
    assertTrue(
        11 - ((Integer) outputVariables.get(RuntimeVariable.Covered_Goals.name()).getValue()) <= 1);
    assertEquals(
        1, (Integer) outputVariables.get(RuntimeVariable.Tests_Executed.name()).getValue(), 0.0);

    // Assert that all test cases have passed

    String matrix_file =
        System.getProperty("user.dir")
            + File.separator
            + Properties.REPORT_DIR
            + File.separator
            + "data"
            + File.separator
            + targetClass
            + File.separator
            + Properties.Criterion.LINE.name()
            + File.separator
            + Properties.COVERAGE_MATRIX_FILENAME;
    System.out.println("matrix_file: " + matrix_file);

    List<String> lines = Files.readAllLines(FileSystems.getDefault().getPath(matrix_file));
    assertTrue(lines.size() == 1);
    assertTrue(lines.get(0).replace(" ", "").endsWith("+"));
  }