ВяткинАртём
81 lines
2.8 KiB
Python
81 lines
2.8 KiB
Python
from __future__ import annotations
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from pathlib import Path
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import pytest
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from yt_shorts_downloader import api
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from yt_shorts_downloader.exceptions import InvalidSessionError, InvalidUrlError
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from yt_shorts_downloader.models import DownloadedVideo, SessionValidation
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def _build_valid_session_validation(path: Path) -> SessionValidation:
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return SessionValidation(True, True, True, True, str(path))
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def test_download_returns_binary_mp4(monkeypatch: pytest.MonkeyPatch, tmp_path: Path) -> None:
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expected_content = b"mp4-binary-content"
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def fake_validate_session_file(path: Path) -> SessionValidation:
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return _build_valid_session_validation(path)
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def fake_download_video(*, url: str, output_dir: Path, session_path: Path) -> Path:
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del url, session_path
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downloaded_file = output_dir / "video.mp4"
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downloaded_file.write_bytes(expected_content)
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return downloaded_file
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monkeypatch.setattr(api, "validate_session_file", fake_validate_session_file)
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monkeypatch.setattr(api, "download_video", fake_download_video)
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downloaded_video = api.download(
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"https://youtube.com/shorts/example",
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session_path="cookies.txt",
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)
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assert downloaded_video == DownloadedVideo(
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filename="video.mp4",
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content=expected_content,
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)
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def test_download_to_path_returns_path_from_downloader(
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monkeypatch: pytest.MonkeyPatch, tmp_path: Path
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) -> None:
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expected_path = tmp_path / "video.mp4"
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def fake_validate_session_file(path: Path) -> SessionValidation:
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return _build_valid_session_validation(path)
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def fake_download_video(*, url: str, output_dir: Path, session_path: Path) -> Path:
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del url, session_path
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expected_path.write_bytes(b"mp4")
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return output_dir / expected_path.name
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monkeypatch.setattr(api, "validate_session_file", fake_validate_session_file)
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monkeypatch.setattr(api, "download_video", fake_download_video)
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downloaded_path = api.download_to_path(
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"https://youtube.com/shorts/example",
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session_path="cookies.txt",
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output_dir=tmp_path,
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)
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assert downloaded_path == expected_path
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def test_download_rejects_invalid_url() -> None:
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with pytest.raises(InvalidUrlError):
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api.download("https://example.com/watch?v=1", session_path="cookies.txt")
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def test_download_rejects_invalid_session(monkeypatch: pytest.MonkeyPatch) -> None:
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def fake_validate_session_file(path: Path) -> SessionValidation:
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del path
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return SessionValidation(False, False, False, False, "bad session")
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monkeypatch.setattr(api, "validate_session_file", fake_validate_session_file)
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with pytest.raises(InvalidSessionError, match="bad session"):
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api.download("https://youtube.com/shorts/example", session_path="cookies.txt")
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