"""
验证运行管理器实例身份与生命周期共享。
"""

from app.foundation.singleton import Singleton
from app.runtime.events import EventManager, eventmanager
from app.runtime.extensions.module.manager import ModuleManager
from app.runtime.extensions.plugin.manager import PluginManager

# 插件 SDK 动态导出管理器，必须从公开入口导入才能比较单例身份。
from app.sdk.plugin import ModuleManager as SdkModuleManager  # pylint: disable=no-name-in-module
from app.sdk.plugin import PluginManager as SdkPluginManager  # pylint: disable=no-name-in-module


def _singleton_key(manager_type: type) -> tuple:
    """
    返回无参数 Singleton 管理器使用的缓存键。
    """
    return manager_type, (), frozenset()


def test_event_manager_global_and_constructor_share_identity():
    """
    事件全局对象与公开构造入口必须指向同一单例。
    """
    assert EventManager() is eventmanager
    assert EventManager() is EventManager()


def test_module_manager_sdk_and_runtime_share_identity(monkeypatch):
    """
    模块管理器 SDK 与运行时入口必须解析到同一单例对象。
    """
    instance = object.__new__(ModuleManager)
    instances = dict(Singleton._instances)
    instances[_singleton_key(ModuleManager)] = instance
    monkeypatch.setattr(Singleton, "_instances", instances)

    assert SdkModuleManager is ModuleManager
    assert SdkModuleManager() is instance
    assert ModuleManager() is instance


def test_plugin_manager_sdk_and_runtime_share_identity(monkeypatch):
    """
    插件管理器 SDK 与运行时入口必须解析到同一单例对象。
    """
    instance = object.__new__(PluginManager)
    instances = dict(Singleton._instances)
    instances[_singleton_key(PluginManager)] = instance
    monkeypatch.setattr(Singleton, "_instances", instances)

    assert SdkPluginManager is PluginManager
    assert SdkPluginManager() is instance
    assert PluginManager() is instance