DCCONSTRUCTIONS
0ca7316a24
Capture the current unreleased K1 connection, recovery, lifecycle, viewer, and test work as a single known-bad baseline for subsequent fixes.
34 lines
978 B
Python
34 lines
978 B
Python
import json
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import os
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import stat
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from pathlib import Path
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from k1link.artifacts import write_json_atomic
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def test_write_json_atomic(tmp_path: Path) -> None:
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output = tmp_path / "nested" / "artifact.json"
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write_json_atomic(output, {"value": "тест"})
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assert json.loads(output.read_text(encoding="utf-8")) == {"value": "тест"}
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assert not list(output.parent.glob("*.tmp"))
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def test_write_json_atomic_flushes_file_and_parent_directory(
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tmp_path: Path,
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monkeypatch,
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) -> None:
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output = tmp_path / "nested" / "artifact.json"
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flushed_kinds: list[str] = []
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real_fsync = os.fsync
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def observing_fsync(descriptor: int) -> None:
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mode = os.fstat(descriptor).st_mode
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flushed_kinds.append("directory" if stat.S_ISDIR(mode) else "file")
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real_fsync(descriptor)
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monkeypatch.setattr(os, "fsync", observing_fsync)
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write_json_atomic(output, {"durable": True})
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assert flushed_kinds == ["file", "directory"]
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