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Spec: Add tests for AdaptativeAudioStream parsing
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spec/invidious/videos/adaptative_audio_stream_spec.cr
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143
spec/invidious/videos/adaptative_audio_stream_spec.cr
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require "../../parsers_helper.cr"
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Spectator.describe Invidious::Videos do
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subject(streams) {
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described_class.parse_adaptative_formats(load_mock(mock_name))
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}
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describe ".parse_adaptative_formats" do
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provided mock_name: "streams/audio_stereo" do
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expect(streams.size).to eq(2)
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sample_one = streams[0]
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sample_two = streams[1]
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#
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# Test 1 / itag 139
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#
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expect(sample_one).to be_a(Invidious::Videos::AdaptativeAudioStream)
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sample_one = sample_one.as(Invidious::Videos::AdaptativeAudioStream)
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expect(sample_one.itag).to eq(139)
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expect(sample_one.label).to eq("low")
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expect(sample_one.url).to eq("https://rr5---sn-4g5edndl.googlevideo.com/videoplayback")
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expect(sample_one.last_modified).to eq(Time.utc(seconds: 1_677_975_303_i64, nanoseconds: 572_731_000))
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expect(sample_one.projection_type).to eq(Invidious::Videos::ProjType::Rectangular)
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expect(sample_one).to have_attributes(
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raw_mime_type: "audio/mp4; codecs=\"mp4a.40.5\"",
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mime_type: "audio/mp4",
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codecs: "mp4a.40.5",
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# Adaptative properties
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init_range: Invidious::Videos::ByteRange.new(0_u32, 640_u32),
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index_range: Invidious::Videos::ByteRange.new(641_u32, 2148_u32),
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# Common properties
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bitrate: 50_854,
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bitrate_avg: 48_788,
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content_length: 7_454_256,
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# Audio properties
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audio_quality: Invidious::Videos::AudioQuality::Low,
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audio_sample_rate: 22_050,
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audio_channels: 2,
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audio_loudness_db: -5.01,
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audio_spatial_type: Invidious::Videos::SpatialType::None
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)
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#
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# Test 2 / itag 251 (Note: most properties aren't checked)
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#
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expect(sample_two).to be_a(Invidious::Videos::AdaptativeAudioStream)
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sample_two = sample_two.as(Invidious::Videos::AdaptativeAudioStream)
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expect(sample_two.itag).to eq(251)
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expect(sample_two.label).to eq("medium")
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expect(sample_two).to have_attributes(
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raw_mime_type: "audio/webm; codecs=\"opus\"",
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mime_type: "audio/webm",
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codecs: "opus",
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# Audio properties
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audio_quality: Invidious::Videos::AudioQuality::Medium,
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audio_sample_rate: 48_000,
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audio_channels: 2,
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audio_loudness_db: -5.01,
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audio_spatial_type: Invidious::Videos::SpatialType::None
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)
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end
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provided mock_name: "streams/audio_spatial" do
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expect(streams.size).to eq(2)
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sample_one = streams[0] # Quad
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sample_two = streams[1] # 5.1
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# Test 1
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expect(sample_one).to be_a(Invidious::Videos::AdaptativeAudioStream)
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sample_one = sample_one.as(Invidious::Videos::AdaptativeAudioStream)
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expect(sample_one.itag).to eq(327)
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expect(sample_one).to have_attributes(
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audio_quality: Invidious::Videos::AudioQuality::Medium,
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audio_sample_rate: 44_100,
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audio_channels: 6,
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audio_loudness_db: 0.0,
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audio_spatial_type: Invidious::Videos::SpatialType::Ambisonics_5_1
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)
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# Test 2
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expect(sample_two).to be_a(Invidious::Videos::AdaptativeAudioStream)
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sample_two = sample_two.as(Invidious::Videos::AdaptativeAudioStream)
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expect(sample_two.itag).to eq(338)
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expect(sample_two).to have_attributes(
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audio_quality: Invidious::Videos::AudioQuality::Medium,
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audio_sample_rate: 48_000,
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audio_channels: 4,
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audio_loudness_db: 0.0,
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audio_spatial_type: Invidious::Videos::SpatialType::AmbisonicsQuad
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)
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end
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provided mock_name: "streams/audio_multi_lang" do
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expect(streams.size).to eq(8)
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sample_one = streams[1] # English
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sample_two = streams[4] # hindi
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# Test 1
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expect(sample_one).to be_a(Invidious::Videos::AdaptativeAudioTrackStream)
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sample_one = sample_one.as(Invidious::Videos::AdaptativeAudioTrackStream)
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expect(sample_one.itag).to eq(249)
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expect(sample_one).to have_attributes(
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track_id: "en.0",
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track_name: "English",
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iso_code: "en",
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default: true
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)
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# Test 2
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expect(sample_two).to be_a(Invidious::Videos::AdaptativeAudioTrackStream)
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sample_two = sample_two.as(Invidious::Videos::AdaptativeAudioTrackStream)
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expect(sample_two.itag).to eq(249)
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expect(sample_two).to have_attributes(
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track_id: "hi.0",
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track_name: "Hindi",
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iso_code: "hi",
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default: false
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)
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end
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end
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end
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