How to use test_custom_arguments_in_file method in locust

Best Python code snippet using locust

test_main.py

Source:test_main.py

...187        self.assertRegex(stderr, r".*Shutting down[\S\s]*Aggregated.*", "no stats table printed after shutting down")188        self.assertNotRegex(stderr, r".*Aggregated[\S\s]*Shutting down.*", "stats table printed BEFORE shutting down")189        self.assertNotIn("command_line_value", stdout)190        self.assertIn("web_form_value", stdout)191    def test_custom_arguments_in_file(self):192        with temporary_file(193            content=textwrap.dedent(194                """195            from locust import User, task, constant, events196            @events.init_command_line_parser.add_listener197            def _(parser, **kw):198                parser.add_argument("--custom-string-arg")199            class TestUser(User):200                wait_time = constant(10)201                @task202                def my_task(self):203                    print(self.environment.parsed_options.custom_string_arg)204        """205            )...

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