def METHOD_NAME(self):
    '''
    Execute VA test
    '''
    os.chdir(self.teststmpdir)
    args = "-s %s -n %s -h %s -d %s" % (self.scenario_arg, self.n_chunks,
                                        self.n_chunks2, self.def_chunks)
    result = process.run('./va_test %s' %
                         args, shell=True, ignore_status=True)
    for line in result.stdout.splitlines():
        if b'failed' in line:
            self.fail("test failed, Please check debug log for failed"
                      "test cases")