import pytest
from target_simulator.utils.config_manager import ConfigManager


def test_config_manager_save_and_get_connection(tmp_path):
    cm = ConfigManager(filename=str(tmp_path / "settings.json"))
    conn_data = {"host": "127.0.0.1", "port": 1234}
    cm.save_connection_settings(conn_data)
    loaded = cm.get_connection_settings()
    assert loaded["host"] == "127.0.0.1"
    assert loaded["port"] == 1234


def test_config_manager_settings_direct(tmp_path):
    cm = ConfigManager(filename=str(tmp_path / "settings.json"))
    cm._settings["custom"] = {"foo": 42}
    cm._save_settings()
    cm2 = ConfigManager(filename=str(tmp_path / "settings.json"))
    assert cm2._settings["custom"]["foo"] == 42