def test_getlog_lognames(self, log_name):
        """Testcase: test_getlog_lognames"""
        self.bot.navigation.get_url(self.page.get('url'))
        if log_name is None:
            with pytest.raises(CoreException):
                self.bot.navigation.get_log(log_name=log_name)
            return True
        log_data = self.bot.navigation.get_log(log_name=log_name)
        ASSERT.not_none(log_data)
        msg = "selenium logs, log_name={}, log_data={}".format(
            log_name, log_data)
        self.log.debug(msg)