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60 lines
2.0 KiB
Python
60 lines
2.0 KiB
Python
"""
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Scheduler 旧插件 ABI 与具体实现的单例身份测试。
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"""
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import importlib
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import inspect
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import pytest
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# 调度器旧包根在运行时动态导出类型，此导入用于验证插件兼容入口。
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from app.scheduler import Scheduler, SchedulerChain # pylint: disable=no-name-in-module
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from app.scheduler.facade import Scheduler as ConcreteScheduler
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def test_scheduler_package_root_keeps_legacy_type_identity() -> None:
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"""
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旧静态与动态导入必须解析为同一个具体实现类型。
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"""
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dynamic = getattr(importlib.import_module("app.scheduler"), "Scheduler")
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assert Scheduler is ConcreteScheduler
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assert dynamic is ConcreteScheduler
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assert Scheduler.__module__ == "app.scheduler"
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assert SchedulerChain.__module__ == "app.scheduler"
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def test_scheduler_package_root_rejects_unknown_attribute() -> None:
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"""
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旧包根只暴露声明的兼容入口，未知属性应保持标准 AttributeError。
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"""
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with pytest.raises(AttributeError, match="missing_scheduler_entrypoint"):
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getattr(importlib.import_module("app.scheduler"), "missing_scheduler_entrypoint")
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def test_scheduler_legacy_methods_keep_plugin_call_shapes() -> None:
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"""
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旧插件使用的四个方法继续保留原调用参数形态。
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"""
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start = inspect.signature(Scheduler.start)
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remove = inspect.signature(Scheduler.remove_plugin_job)
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assert list(start.parameters) == ["self", "job_id", "args", "kwargs"]
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assert list(remove.parameters) == ["self", "pid", "job_id"]
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assert remove.parameters["job_id"].default is None
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assert callable(Scheduler.list)
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assert callable(Scheduler.update_plugin_job)
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def test_scheduler_legacy_constructor_reuses_single_state_owner() -> None:
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"""
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兼容构造必须复用同一具体实现单例和私有状态桥。
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"""
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first = Scheduler()
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second = Scheduler()
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assert first is second
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assert first._jobs is second._jobs
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assert first._lock is second._lock
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assert first._scheduler is second._scheduler
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