import pytest
from jiangchang_desktop_sdk import JiangchangDesktopClient, JiangchangMessage, AskOptions, LaunchOptions, AssertOptions
from jiangchang_desktop_sdk.exceptions import JiangchangDesktopError, AppNotFoundError, ConnectionError, TimeoutError, AssertError

def test_client_init():
    """实例化 JiangchangDesktopClient，验证 _connected = False"""
    client = JiangchangDesktopClient()
    assert client._connected is False
    assert client._browser is None
    assert client._page is None

def test_types_dataclasses():
    """验证 JiangchangMessage, AskOptions 等 dataclass 可以正常实例化"""
    msg = JiangchangMessage(id="1", role="user", content="hello", timestamp=123.456)
    assert msg.id == "1"
    assert msg.role == "user"
    
    ask_opts = AskOptions(timeout=1000)
    assert ask_opts.timeout == 1000
    
    launch_opts = LaunchOptions(headless=True)
    assert launch_opts.headless is True
    
    assert_opts = AssertOptions(match_mode="exact")
    assert assert_opts.match_mode == "exact"

def test_exceptions_are_exceptions():
    """验证所有异常类都是 Exception 的子类"""
    assert issubclass(JiangchangDesktopError, Exception)
    assert issubclass(AppNotFoundError, JiangchangDesktopError)
    assert issubclass(ConnectionError, JiangchangDesktopError)
    assert issubclass(ConnectionError, ConnectionError)
    assert issubclass(TimeoutError, JiangchangDesktopError)
    # Note: in Python 3.10+, TimeoutError is a built-in. 
    # Our definition: class TimeoutError(JiangchangDesktopError, TimeoutError):
    assert issubclass(AssertError, JiangchangDesktopError)