private void onFinishWebUITests(ITestContext testContext) {
    // List of test results which we will delete later because of duplication or because the test
    // eventually passed
    List<ITestResult> testsToBeRemoved = new ArrayList<ITestResult>();

    // collect all id's from passed test
    Set<Integer> passedTestIds = new HashSet<Integer>();
    for (ITestResult passedTest : testContext.getPassedTests().getAllResults()) {
      passedTestIds.add(getTestId(passedTest));
    }

    Set<Integer> failedTestIds = new HashSet<Integer>();
    for (ITestResult failedTest : testContext.getFailedTests().getAllResults()) {

      int failedTestId = getTestId(failedTest);
      // if this test failed before mark as to be deleted
      // or delete this failed test if there is at least one passed version
      if (failedTestIds.contains(failedTestId) || passedTestIds.contains(failedTestId)) {
        testsToBeRemoved.add(failedTest);
      } else {
        failedTestIds.add(failedTestId);
      }
    }
    // finally delete all tests that are marked
    for (Iterator<ITestResult> iterator = testContext.getFailedTests().getAllResults().iterator();
        iterator.hasNext(); ) {
      ITestResult testResult = iterator.next();
      if (testsToBeRemoved.contains(testResult)) {
        iterator.remove();
      }
    }
  }
  /** Invoked at the start of the test, before any of the classes in the test are run */
  public void onStart(ITestContext context) {
    output_dir = context.getOutputDirectory();
    // Uncomment to delete dir created by previous run of this testsuite
    File dir = new File(output_dir);
    if (dir.exists()) deleteContents(dir);

    try {
      System.setOut(new MyOutput(1));
      System.setErr(new MyOutput(2));
    } catch (FileNotFoundException e) {
    }
  }