Method test_invalid_config_options

testing/test_config.py:248–277

(
        self,
        pytester: Pytester,
        ini_file_text,
        invalid_keys,
        warning_output,
        exception_text,
    )

    )
    @pytest.mark.filterwarnings("default")
    def test_invalid_config_options(
        self,
        pytester: Pytester,
        ini_file_text,
        invalid_keys,
        warning_output,
        exception_text,
    ) -> None:
        pytester.makeconftest(
            """
            def pytest_addoption(parser):
                parser.addini("conftest_ini_key", "")
            """
        )
        pytester.makepyfile("def test(): pass")
        pytester.makeini(ini_file_text)

        config = pytester.parseconfig()
        assert sorted(config._get_unknown_ini_keys()) == sorted(invalid_keys)

        result = pytester.runpytest()
        result.stdout.fnmatch_lines(warning_output)

        result = pytester.runpytest("--strict-config")
        if exception_text:
            result.stderr.fnmatch_lines("ERROR: " + exception_text)
            assert result.ret == pytest.ExitCode.USAGE_ERROR
        else:
            result.stderr.no_fnmatch_line(exception_text)
            assert result.ret == pytest.ExitCode.OK

    @pytest.mark.filterwarnings("default")
    def test_silence_unknown_key_warning(self, pytester: Pytester) -> None: