34 lines
1.0 KiB
Python
34 lines
1.0 KiB
Python
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from __future__ import annotations
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import pytest
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from somafm_tui import macos_tap
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def test_osstatus_decodes_four_character_codes() -> None:
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# 'who?' is kAudioHardwareBadObjectError.
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assert macos_tap._osstatus(int.from_bytes(b"who?", "big")) == "'who?'"
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assert macos_tap._osstatus(-50) == "-50"
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def test_start_raises_without_the_native_api(monkeypatch) -> None:
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monkeypatch.setattr(macos_tap, "available", lambda: False)
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tap = macos_tap.SystemAudioTap()
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with pytest.raises(macos_tap.TapError):
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tap.start()
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assert tap.running is False
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tap.stop() # tearing down a tap that never started is safe
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def test_read_returns_none_when_not_running() -> None:
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tap = macos_tap.SystemAudioTap()
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assert tap.read(0.0) is None
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def test_uses_no_external_helpers() -> None:
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# The tap must never shell out: no helper binary, no ffmpeg, no driver.
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import inspect
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source = inspect.getsource(macos_tap).casefold()
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assert "subprocess" not in source
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assert "avfoundation" not in source
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