Files
auditui/tests/downloads/test_download_manager_cache_and_validation.py

92 lines
3.2 KiB
Python

from __future__ import annotations
from pathlib import Path
from typing import Any, cast
import pytest
from auditui.constants import MIN_FILE_SIZE
from auditui.downloads import DownloadManager
def _manager_with_cache_dir(tmp_path: Path) -> DownloadManager:
"""Build a lightweight DownloadManager instance without real HTTP clients."""
manager = DownloadManager.__new__(DownloadManager)
manager.cache_dir = tmp_path
manager.chunk_size = 1024
return manager
def test_sanitize_filename_replaces_invalid_characters() -> None:
"""Ensure filename normalization uses ASCII words and dashes."""
manager = DownloadManager.__new__(DownloadManager)
assert (
manager._sanitize_filename("Stephen King 11/22/63") == "Stephen-King-11-22-63"
)
def test_validate_download_url_accepts_only_http_schemes() -> None:
"""Ensure download URL validation only accepts HTTP and HTTPS links."""
manager = DownloadManager.__new__(DownloadManager)
assert manager._validate_download_url("https://example.com/file") is True
assert manager._validate_download_url("http://example.com/file") is True
assert manager._validate_download_url("ftp://example.com/file") is False
def test_get_cached_path_and_remove_cached(
tmp_path: Path, monkeypatch: pytest.MonkeyPatch
) -> None:
"""Ensure cache lookup and cache deletion work for valid files."""
manager = _manager_with_cache_dir(tmp_path)
monkeypatch.setattr(
manager,
"_get_filename_stems_from_asin",
lambda asin: ["Stephen-King_11-22-63", "11-22-63"],
)
cached_path = tmp_path / "Stephen-King_11-22-63.aax"
cached_path.write_bytes(b"0" * MIN_FILE_SIZE)
messages: list[str] = []
assert manager.get_cached_path("ASIN123") == cached_path
assert manager.is_cached("ASIN123") is True
assert manager.remove_cached("ASIN123", notify=messages.append) is True
assert not cached_path.exists()
assert "Removed from cache" in messages[-1]
def test_get_cached_path_ignores_small_files(
tmp_path: Path, monkeypatch: pytest.MonkeyPatch
) -> None:
"""Ensure undersized files are not treated as valid cache entries."""
manager = _manager_with_cache_dir(tmp_path)
monkeypatch.setattr(
manager,
"_get_filename_stems_from_asin",
lambda asin: ["Stephen-King_11-22-63", "11-22-63"],
)
cached_path = tmp_path / "Stephen-King_11-22-63.aax"
cached_path.write_bytes(b"0" * (MIN_FILE_SIZE - 1))
assert manager.get_cached_path("ASIN123") is None
def test_get_filename_stems_include_author_title_and_legacy_title() -> None:
"""Ensure filename candidates include new author_title and legacy title names."""
manager = DownloadManager.__new__(DownloadManager)
manager.client = cast(
Any,
type(
"Client",
(),
{
"get": lambda self, path, **kwargs: {
"product": {
"title": "11/22/63",
"authors": [{"name": "Stephen King"}],
}
}
},
)(),
)
stems = manager._get_filename_stems_from_asin("B00TEST")
assert stems[0] == "Stephen-King_11-22-63"
assert "11-22-63" in stems