100 lines
2.9 KiB
Python
100 lines
2.9 KiB
Python
import pytest
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from libretime_analyzer.pipeline._ffmpeg import (
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_SILENCE_DETECT_RE,
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compute_replaygain,
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compute_silences,
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probe_duration,
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probe_replaygain,
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)
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from ..fixtures import FILES
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@pytest.mark.skip(reason="fixtures files are missing replaygain metadata")
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@pytest.mark.parametrize(
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"filepath,replaygain",
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map(lambda i: pytest.param(i.path, i.replaygain, id=i.path.name), FILES),
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)
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def test_probe_replaygain(filepath, replaygain):
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assert probe_replaygain(filepath) == pytest.approx(replaygain, abs=0.05)
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@pytest.mark.parametrize(
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"filepath,replaygain",
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map(lambda i: pytest.param(i.path, i.replaygain, id=i.path.name), FILES),
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)
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def test_compute_replaygain(filepath, replaygain):
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tolerance = 0.8
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assert compute_replaygain(filepath) == pytest.approx(replaygain, abs=tolerance)
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# Be sure to test a matrix of integer / float, positive / negative values
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SILENCE_DETECT_RE_RAW = """
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[silencedetect @ 0x563121aee500] silence_start: -0.00154195
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[silencedetect @ 0x563121aee500] silence_end: 0.998458 | silence_duration: 1
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[silencedetect @ 0x563121aee500] silence_start: 2.99383
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[silencedetect @ 0x563121aee500] silence_end: 4.99229 | silence_duration: 1.99846
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[silencedetect @ 0x563121aee500] silence_start: 6.98766
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[silencedetect @ 0x563121aee500] silence_end: 8.98612 | silence_duration: 1.99846
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[silencedetect @ 0x563121aee500] silence_start: 12
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[silencedetect @ 0x563121aee500] silence_end: 13 | silence_duration: 1
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"""
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SILENCE_DETECT_RE_EXPECTED = [
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("start", -0.00154195),
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("end", 0.998458),
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("start", 2.99383),
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("end", 4.99229),
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("start", 6.98766),
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("end", 8.98612),
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("start", 12.0),
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("end", 13.0),
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]
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@pytest.mark.parametrize(
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"line,expected",
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zip(
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SILENCE_DETECT_RE_RAW.strip().splitlines(),
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SILENCE_DETECT_RE_EXPECTED,
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),
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)
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def test_silence_detect_re(line, expected):
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match = _SILENCE_DETECT_RE.search(line)
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assert match is not None
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assert match.group(1) == expected[0]
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assert float(match.group(2)) == expected[1]
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@pytest.mark.parametrize(
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"filepath,length,cuein,cueout",
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map(
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lambda i: pytest.param(i.path, i.length, i.cuein, i.cueout, id=i.path.name),
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FILES,
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),
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)
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def test_compute_silences(filepath, length, cuein, cueout):
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result = compute_silences(filepath)
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if cuein != 0.0:
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assert len(result) > 0
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first = result.pop(0)
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assert first[0] == pytest.approx(0.0, abs=0.1)
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assert first[1] == pytest.approx(cuein, abs=1)
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if cueout != length:
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assert len(result) > 0
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last = result.pop()
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assert last[0] == pytest.approx(cueout, abs=1)
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assert last[1] == pytest.approx(length, abs=0.1)
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@pytest.mark.parametrize(
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"filepath,length",
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map(lambda i: pytest.param(i.path, i.length, id=i.path.name), FILES),
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)
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def test_probe_duration(filepath, length):
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assert probe_duration(filepath) == pytest.approx(length, abs=0.05)
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