# Generated by CodiumAI
from pr_agent.algo.utils import update_settings_from_args
import logging
from pr_agent.config_loader import settings


import pytest

class TestUpdateSettingsFromArgs:
    # Tests that the function updates the setting when passed a single valid argument.
    def test_single_valid_argument(self):
        args = ['--pr_code_suggestions.extra_instructions="be funny"']
        update_settings_from_args(args)
        assert settings.pr_code_suggestions.extra_instructions == '"be funny"'

    # Tests that the function updates the settings when passed multiple valid arguments.
    def test_multiple_valid_arguments(self):
        args = ['--pr_code_suggestions.extra_instructions="be funny"', '--pr_code_suggestions.num_code_suggestions=3']
        update_settings_from_args(args)
        assert settings.pr_code_suggestions.extra_instructions == '"be funny"'
        assert settings.pr_code_suggestions.num_code_suggestions == 3

    # Tests that the function updates the setting when passed a boolean value.
    def test_boolean_values(self):
        settings.pr_code_suggestions.enabled = False
        args = ['--pr_code_suggestions.enabled=true']
        update_settings_from_args(args)
        assert 'pr_code_suggestions' in settings
        assert 'enabled' in settings.pr_code_suggestions
        assert settings.pr_code_suggestions.enabled == True

    # Tests that the function updates the setting when passed an integer value.
    def test_integer_values(self):
        args = ['--pr_code_suggestions.num_code_suggestions=3']
        update_settings_from_args(args)
        assert settings.pr_code_suggestions.num_code_suggestions == 3

    # Tests that the function does not update any settings when passed an empty argument list.
    def test_empty_argument_list(self):
        args = []
        update_settings_from_args(args)
        assert settings == settings

    # Tests that the function logs an error when passed an invalid argument format.
    def test_invalid_argument_format(self, caplog):
        args = ['--pr_code_suggestions.extra_instructions="be funny"', '--pr_code_suggestions.num_code_suggestions']
        with caplog.at_level(logging.ERROR):
            update_settings_from_args(args)
            assert 'Invalid argument format' in caplog.text