| 1 | import os |
| 2 | from pathlib import Path |
| 3 | from unittest import mock |
| 4 | |
| 5 | import pytest |
| 6 | from lib import env, youtube_yt |
| 7 | |
| 8 | |
| 9 | def test_youtube_tuning_loaded_from_env_file_reaches_lazy_readers( |
| 10 | tmp_path: Path, |
| 11 | monkeypatch: pytest.MonkeyPatch, |
| 12 | ) -> None: |
| 13 | config_file = tmp_path / ".env" |
| 14 | config_file.write_text( |
| 15 | "LAST30DAYS_YT_SUB_LANGS=en\n" |
| 16 | "LAST30DAYS_YT_TRANSCRIPT_FAST_TIMEOUT=25\n" |
| 17 | "LAST30DAYS_YT_PLAYER_CLIENT=tv_embedded\n", |
| 18 | encoding="utf-8", |
| 19 | ) |
| 20 | config_file.chmod(0o600) |
| 21 | monkeypatch.setattr(env, "CONFIG_DIR", tmp_path) |
| 22 | monkeypatch.setattr(env, "CONFIG_FILE", config_file) |
| 23 | monkeypatch.setenv("LAST30DAYS_CONFIG_DIR", str(tmp_path)) |
| 24 | monkeypatch.delenv("LAST30DAYS_YT_SUB_LANGS", raising=False) |
| 25 | monkeypatch.delenv("LAST30DAYS_YT_TRANSCRIPT_FAST_TIMEOUT", raising=False) |
| 26 | monkeypatch.delenv("LAST30DAYS_YT_PLAYER_CLIENT", raising=False) |
| 27 | monkeypatch.chdir(tmp_path) |
| 28 | |
| 29 | with ( |
| 30 | mock.patch.object(env, "_load_keychain", return_value={}), |
| 31 | mock.patch.object(env, "_load_pass", return_value={}), |
| 32 | ): |
| 33 | config = env.get_config() |
| 34 | |
| 35 | assert config["LAST30DAYS_YT_SUB_LANGS"] == "en" |
| 36 | assert config["LAST30DAYS_YT_TRANSCRIPT_FAST_TIMEOUT"] == "25" |
| 37 | assert config["LAST30DAYS_YT_PLAYER_CLIENT"] == "tv_embedded" |
| 38 | assert youtube_yt._ytdlp_sub_langs() == "en" |
| 39 | assert youtube_yt._transcript_fast_timeout() == 25.0 |
| 40 | assert youtube_yt._ytdlp_player_client() == "tv_embedded" |
| 41 | # get_config exports into os.environ; drop the leak so later lazy readers |
| 42 | # still see process defaults. |
| 43 | os.environ.pop("LAST30DAYS_YT_PLAYER_CLIENT", None) |
| 44 | os.environ.pop("LAST30DAYS_YT_SUB_LANGS", None) |
| 45 | os.environ.pop("LAST30DAYS_YT_TRANSCRIPT_FAST_TIMEOUT", None) |
| 46 | |
| 47 | |
| 48 | def test_empty_player_client_in_env_file_disables_android_default( |
| 49 | tmp_path: Path, |
| 50 | monkeypatch: pytest.MonkeyPatch, |
| 51 | ) -> None: |
| 52 | config_file = tmp_path / ".env" |
| 53 | config_file.write_text("LAST30DAYS_YT_PLAYER_CLIENT=\n", encoding="utf-8") |
| 54 | config_file.chmod(0o600) |
| 55 | monkeypatch.setattr(env, "CONFIG_DIR", tmp_path) |
| 56 | monkeypatch.setattr(env, "CONFIG_FILE", config_file) |
| 57 | monkeypatch.setenv("LAST30DAYS_CONFIG_DIR", str(tmp_path)) |
| 58 | monkeypatch.delenv("LAST30DAYS_YT_PLAYER_CLIENT", raising=False) |
| 59 | monkeypatch.chdir(tmp_path) |
| 60 | |
| 61 | with ( |
| 62 | mock.patch.object(env, "_load_keychain", return_value={}), |
| 63 | mock.patch.object(env, "_load_pass", return_value={}), |
| 64 | ): |
| 65 | config = env.get_config() |
| 66 | |
| 67 | assert config["LAST30DAYS_YT_PLAYER_CLIENT"] == "" |
| 68 | assert "LAST30DAYS_YT_PLAYER_CLIENT" in os.environ |
| 69 | assert os.environ["LAST30DAYS_YT_PLAYER_CLIENT"] == "" |
| 70 | assert youtube_yt._ytdlp_player_client() is None |
| 71 | cmd = ["yt-dlp", "ytsearch1:topic"] |
| 72 | assert youtube_yt._inject_youtube_player_client(cmd) == cmd |
| 73 | os.environ.pop("LAST30DAYS_YT_PLAYER_CLIENT", None) |
| 74 | |
| 75 | |
| 76 | @pytest.mark.parametrize( |
| 77 | "value", |
| 78 | ["", "not-a-number", "0", "-1", "nan", "inf"], |
| 79 | ) |
| 80 | def test_invalid_or_empty_fast_timeout_uses_default( |
| 81 | value: str, |
| 82 | monkeypatch: pytest.MonkeyPatch, |
| 83 | ) -> None: |
| 84 | monkeypatch.setenv("LAST30DAYS_YT_TRANSCRIPT_FAST_TIMEOUT", value) |
| 85 | |
| 86 | assert youtube_yt._transcript_fast_timeout() == 12.0 |
| 87 | |
| 88 | |
| 89 | def test_timeout_reuses_completed_vtt_without_paid_fallback( |
| 90 | tmp_path: Path, |
| 91 | ) -> None: |
| 92 | (tmp_path / "video123.en.vtt").write_text( |
| 93 | "WEBVTT\n\n00:00:00.000 --> 00:00:02.000\nusable transcript\n", |
| 94 | encoding="utf-8", |
| 95 | ) |
| 96 | status: dict[str, str] = {} |
| 97 | |
| 98 | with mock.patch.object( |
| 99 | youtube_yt.subproc, |
| 100 | "run_with_timeout", |
| 101 | side_effect=youtube_yt.subproc.SubprocTimeout, |
| 102 | ) as run_mock: |
| 103 | transcript = youtube_yt._fetch_transcript_ytdlp( |
| 104 | "video123", |
| 105 | str(tmp_path), |
| 106 | status=status, |
| 107 | fast_fail=True, |
| 108 | ) |
| 109 | |
| 110 | assert transcript is not None |
| 111 | assert "usable transcript" in transcript |
| 112 | assert "ytdlp_error" not in status |
| 113 | assert run_mock.call_count == 1 |
| 114 | |
| 115 | |
| 116 | def test_fast_timeout_override_controls_keyed_attempt( |
| 117 | tmp_path: Path, |
| 118 | monkeypatch: pytest.MonkeyPatch, |
| 119 | ) -> None: |
| 120 | monkeypatch.setenv("LAST30DAYS_YT_TRANSCRIPT_FAST_TIMEOUT", "25") |
| 121 | status: dict[str, str] = {} |
| 122 | |
| 123 | with mock.patch.object( |
| 124 | youtube_yt.subproc, |
| 125 | "run_with_timeout", |
| 126 | side_effect=youtube_yt.subproc.SubprocTimeout, |
| 127 | ) as run_mock: |
| 128 | transcript = youtube_yt._fetch_transcript_ytdlp( |
| 129 | "video123", |
| 130 | str(tmp_path), |
| 131 | status=status, |
| 132 | fast_fail=True, |
| 133 | ) |
| 134 | |
| 135 | assert transcript is None |
| 136 | assert run_mock.call_args.kwargs["timeout"] == 25.0 |
| 137 | assert status["ytdlp_error"] == "timed out after 25.0s" |
| 138 |