def test_no_supported_files_to_test(self):
        obj = SeleniumExecutor()
        obj.engine = EngineEmul()
        obj.engine.config.merge({ScenarioExecutor.EXEC: {
            "executor": "selenium",
            "scenario": {"script": __dir__() + "/../selenium/invalid/not_found"}
        }})
        obj.execution = obj.engine.config['execution']
        self.assertRaises(ValueError, obj.prepare)
Check the existence of an object before an update or delete.
dataset/ETHPy150Open Blazemeter/taurus/tests/modules/test_SeleniumExecutor.py/TestSeleniumStuff.test_no_supported_files_to_test--crossover with--dataset/ETHPy150Open datastax/python-driver/cassandra/cqlengine/query.py/ModelQuerySet.if_exists