45 lines
1.6 KiB
Python
45 lines
1.6 KiB
Python
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"""Tests für Cover-Funktionen."""
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from pathlib import Path
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import pytest
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from musiksammlung.cover import find_cover
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class TestFindCover:
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"""Tests für find_cover."""
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def test_finds_frontcover_jpg(self, tmp_path: Path) -> None:
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(tmp_path / "frontcover.jpg").touch()
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assert find_cover(tmp_path, "front") == tmp_path / "frontcover.jpg"
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def test_finds_frontcover_png(self, tmp_path: Path) -> None:
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(tmp_path / "frontcover.png").touch()
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assert find_cover(tmp_path, "front") == tmp_path / "frontcover.png"
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def test_jpg_preferred_over_png(self, tmp_path: Path) -> None:
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(tmp_path / "frontcover.jpg").touch()
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(tmp_path / "frontcover.png").touch()
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# .jpg wird zuerst geprüft
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assert find_cover(tmp_path, "front") == tmp_path / "frontcover.jpg"
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def test_finds_backcover(self, tmp_path: Path) -> None:
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(tmp_path / "backcover.jpg").touch()
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assert find_cover(tmp_path, "back") == tmp_path / "backcover.jpg"
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def test_returns_none_if_missing(self, tmp_path: Path) -> None:
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assert find_cover(tmp_path, "front") is None
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assert find_cover(tmp_path, "back") is None
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def test_follows_symlink(self, tmp_path: Path) -> None:
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real = tmp_path / "original.jpg"
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real.touch()
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link = tmp_path / "frontcover.jpg"
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link.symlink_to(real)
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assert find_cover(tmp_path, "front") == link
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def test_ignores_wrong_names(self, tmp_path: Path) -> None:
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(tmp_path / "cover.jpg").touch()
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(tmp_path / "back.jpg").touch()
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assert find_cover(tmp_path, "front") is None
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