def markSuccessful(self, testCase):
        self.reporter.startTest(testCase)
        self.reporter.addSuccess(testCase)
        self.reporter.stopTest(testCase)
Convince the reporter that this test has been run successfully.
dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/trial/runner.py/DryRunVisitor.markSuccessful