Jonathan
35 lines
1.1 KiB
Python
35 lines
1.1 KiB
Python
from lyra_worker.quality import quality_class, rank_key
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from lyra_worker.types import Candidate, Quality
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HIRES = Quality(fmt="FLAC", lossless=True, bit_depth=24, sample_rate=96000)
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CD = Quality(fmt="FLAC", lossless=True, bit_depth=16, sample_rate=44100)
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MP3 = Quality(fmt="MP3", lossless=False, bitrate_kbps=320)
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_TIERS = {"qobuz": 0, "soulseek": 1, "youtube": 2}
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def _cand(source, quality):
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return Candidate(source=source, source_ref="x", matched_artist="A",
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matched_album="B", quality=quality, track_count=10,
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source_tier=_TIERS[source])
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def test_quality_class_tiers():
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assert quality_class(HIRES) == 3
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assert quality_class(CD) == 2
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assert quality_class(MP3) == 1
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def test_design_ranking_order():
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# Qobuz hi-res > Qobuz lossless > Soulseek FLAC > Soulseek MP3 > YouTube
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ordered = [
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_cand("qobuz", HIRES),
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_cand("qobuz", CD),
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_cand("soulseek", CD),
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_cand("soulseek", MP3),
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_cand("youtube", MP3),
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]
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ranks = [rank_key(c) for c in ordered]
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assert ranks == sorted(ranks, reverse=True)
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assert len(set(ranks)) == 5 # strict total order, no ties
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