mirror of
https://github.com/jxxghp/MoviePilot.git
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115 lines
3.3 KiB
Python
115 lines
3.3 KiB
Python
"""插件市场目录读取并发控制测试。"""
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import asyncio
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import threading
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import time
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from collections.abc import Callable
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import pytest
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from app.application.plugin.catalog import PluginCatalogService
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def _catalog(
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max_concurrency: int = 2,
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error: Callable[[str], None] | None = None,
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) -> PluginCatalogService:
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"""构造不依赖真实插件目录和网络的目录服务。"""
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return PluginCatalogService(
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market_loader=lambda *_args: {},
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async_market_loader=lambda *_args: {},
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installed_plugins_provider=lambda: [],
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plugin_mapper=lambda *_args, **_kwargs: None,
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is_local_repo=lambda _repo_url: False,
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version_compare=lambda *_args: False,
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warning=lambda *_args: None,
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error=error if error is not None else lambda *_args: None,
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max_concurrency=max_concurrency,
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)
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def test_sync_collect_limits_market_fetch_concurrency() -> None:
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"""同步目录刷新不能因市场数量增长而创建无限线程。"""
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lock = threading.Lock()
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active = 0
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peak = 0
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calls: list[tuple[str, str | None, bool]] = []
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def loader(market: str, package_version: str | None, force: bool):
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nonlocal active, peak
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with lock:
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active += 1
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peak = max(peak, active)
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calls.append((market, package_version, force))
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time.sleep(0.01)
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with lock:
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active -= 1
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return []
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result = _catalog(max_concurrency=2).collect(
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markets=["market-a", "market-b", "market-c"],
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compatible_flags=["v3"],
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force=True,
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loader=loader,
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)
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assert result == []
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assert len(calls) == 6
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assert peak <= 2
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def test_sync_collect_isolates_market_failure() -> None:
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"""同步目录刷新遇到单个市场异常时仍保留其他市场结果。"""
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errors: list[str] = []
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def loader(
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market: str,
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package_version: str | None,
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_force: bool,
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):
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if market == "market-b" and package_version == "v3":
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raise RuntimeError("market unavailable")
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return []
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result = _catalog(max_concurrency=2, error=errors.append).collect(
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markets=["market-a", "market-b"],
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compatible_flags=["v3"],
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force=True,
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loader=loader,
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)
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assert result == []
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assert len(errors) == 1
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assert "market unavailable" in errors[0]
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@pytest.mark.asyncio
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async def test_async_collect_limits_market_fetch_concurrency() -> None:
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"""异步目录刷新必须用信号量限制同时在途的市场请求。"""
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active = 0
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peak = 0
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async def loader(_market: str, _package_version: str | None, _force: bool):
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nonlocal active, peak
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active += 1
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peak = max(peak, active)
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await asyncio.sleep(0.01)
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active -= 1
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return []
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result = await _catalog(max_concurrency=2).async_collect(
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markets=["market-a", "market-b", "market-c"],
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compatible_flags=["v3"],
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force=True,
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loader=loader,
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)
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assert result == []
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assert peak <= 2
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def test_market_fetch_concurrency_must_be_positive() -> None:
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"""无效并发值应在服务构造时快速失败。"""
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with pytest.raises(ValueError, match="大于 0"):
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_catalog(max_concurrency=0)
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