package scanner import ( . "github.com/onsi/ginkgo" . "github.com/onsi/gomega" ) var _ = Describe("Metadata", func() { // TODO Need to mock `ffmpeg` XContext("ExtractAllMetadata", func() { It("correctly parses metadata from all files in folder", func() { mds, err := ExtractAllMetadata("tests/fixtures") Expect(err).NotTo(HaveOccurred()) Expect(mds).To(HaveLen(3)) m := mds["tests/fixtures/test.mp3"] Expect(m.Title()).To(Equal("Song")) Expect(m.Album()).To(Equal("Album")) Expect(m.Artist()).To(Equal("Artist")) Expect(m.AlbumArtist()).To(Equal("Album Artist")) Expect(m.Composer()).To(Equal("Composer")) Expect(m.Compilation()).To(BeTrue()) Expect(m.Genre()).To(Equal("Rock")) Expect(m.Year()).To(Equal(2014)) n, t := m.TrackNumber() Expect(n).To(Equal(2)) Expect(t).To(Equal(10)) n, t = m.DiscNumber() Expect(n).To(Equal(1)) Expect(t).To(Equal(2)) Expect(m.HasPicture()).To(BeTrue()) Expect(m.Duration()).To(Equal(1)) Expect(m.BitRate()).To(Equal(476)) Expect(m.FilePath()).To(Equal("tests/fixtures/test.mp3")) Expect(m.Suffix()).To(Equal("mp3")) Expect(m.Size()).To(Equal(60845)) m = mds["tests/fixtures/test.ogg"] Expect(err).To(BeNil()) Expect(m.Title()).To(BeEmpty()) Expect(m.HasPicture()).To(BeFalse()) Expect(m.Duration()).To(Equal(3)) Expect(m.BitRate()).To(Equal(9)) Expect(m.Suffix()).To(Equal("ogg")) Expect(m.FilePath()).To(Equal("tests/fixtures/test.ogg")) Expect(m.Size()).To(Equal(4408)) }) It("returns error if path does not exist", func() { _, err := ExtractAllMetadata("./INVALID/PATH") Expect(err).To(HaveOccurred()) }) It("returns empty map if there are no audio files in path", func() { Expect(ExtractAllMetadata(".")).To(BeEmpty()) }) }) Context("extractMetadata", func() { It("parses correctly the compilation tag", func() { const outputWithOverlappingTitleTag = ` Input #0, mp3, from '/Users/deluan/Music/iTunes/iTunes Media/Music/Compilations/Putumayo Presents Blues Lounge/09 Pablo's Blues.mp3': Metadata: iTunSMPB : 00000000 000002D6 00000216 0000000000CB9F94 02000003 0049D539 00000000 00000000 00000000 00000000 00000000 00000000 iTunNORM : 000002FF 0000027E 00000FEF 00000C17 0002E647 00044605 00007F02 00007A92 0000273E 0000273E title : Pablo's Blues artist : Gare Du Nord album : Putumayo Presents Blues Lounge TT1 : Putumayo track : 9/10 compilation : 1 genre : Blues date : 2004 Duration: 00:05:02.63, start: 0.000000, bitrate: 140 kb/s Stream #0:0: Audio: mp3, 44100 Hz, stereo, fltp, 128 kb/s Stream #0:1: Video: png, rgb24(pc), 500x478 [SAR 2835:2835 DAR 250:239], 90k tbr, 90k tbn, 90k tbc Metadata: comment : Other` md, _ := extractMetadata("tests/fixtures/test.mp3", outputWithOverlappingTitleTag) Expect(md.Compilation()).To(BeTrue()) }) It("parses correct the title without overlapping with the stream tag", func() { const outputWithOverlappingTitleTag = ` Input #0, mp3, from 'groovin.mp3': Metadata: title : Groovin' (feat. Daniel Sneijers, Susanne Alt) artist : Bone 40 track : 1 album : Groovin' album_artist : Bone 40 comment : Visit http://bone40.bandcamp.com date : 2016 Duration: 00:03:34.28, start: 0.025056, bitrate: 323 kb/s Stream #0:0: Audio: mp3, 44100 Hz, stereo, fltp, 320 kb/s Metadata: encoder : LAME3.99r Side data: replaygain: track gain - -6.000000, track peak - unknown, album gain - unknown, album peak - unknown, Stream #0:1: Video: mjpeg, yuvj444p(pc, bt470bg/unknown/unknown), 700x700 [SAR 72:72 DAR 1:1], 90k tbr, 90k tbn, 90k tbc Metadata: title : cover comment : Cover (front) At least one output file must be specified` md, _ := extractMetadata("tests/fixtures/test.mp3", outputWithOverlappingTitleTag) Expect(md.Title()).To(Equal("Groovin' (feat. Daniel Sneijers, Susanne Alt)")) }) It("ignores case in the tag name", func() { const outputWithOverlappingTitleTag = ` Input #0, flac, from '/Users/deluan/Downloads/06. Back In Black.flac': Metadata: ALBUM : Back In Black album_artist : AC/DC ARTIST : AC/DC COMPOSER : Angus Young;Malcolm Young;Brian Johnson DATE : 1980.07.25 disc : 1 GENRE : Hard Rock LANGUAGE : EN RATING : 2 TITLE : Back In Black DISCTOTAL : 1 TRACKTOTAL : 10 track : 6 REPLAYGAIN_TRACK_GAIN: -8.51 dB REPLAYGAIN_TRACK_PEAK: 0.998322 Duration: 00:04:16.00, start: 0.000000, bitrate: 995 kb/s Stream #0:0: Audio: flac, 44100 Hz, stereo, s16 Side data: replaygain: track gain - -8.510000, track peak - 0.000023, album gain - unknown, album peak - unknown,` md, _ := extractMetadata("tests/fixtures/test.mp3", outputWithOverlappingTitleTag) Expect(md.Title()).To(Equal("Back In Black")) Expect(md.Album()).To(Equal("Back In Black")) Expect(md.Genre()).To(Equal("Hard Rock")) n, t := md.TrackNumber() Expect(n).To(Equal(6)) Expect(t).To(Equal(10)) n, t = md.DiscNumber() Expect(n).To(Equal(1)) Expect(t).To(Equal(1)) }) // TODO Handle multiline tags XIt("parses multiline tags", func() { const outputWithMultilineComment = ` Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'modulo.m4a': Metadata: major_brand : mp42 minor_version : 0 compatible_brands: M4A mp42isom creation_time : 2014-05-10T21:11:57.000000Z iTunSMPB : 00000000 00000920 000000E0 00000000021CA200 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 encoder : Nero AAC codec / 1.5.4.0 title : Módulo Especial artist : Saara Saara comment : https://www.mixcloud.com/codigorock/30-minutos-com-saara-saara/ : : Tracklist: : : 01. Saara Saara : 02. Carta Corrente : 03. X : 04. Eclipse Lunar : 05. Vírus de Sírius : 06. Doktor Fritz : 07. Wunderbar : 08. Quarta Dimensão album : Módulo Especial genre : Electronic track : 1 Duration: 00:26:46.96, start: 0.052971, bitrate: 69 kb/s Chapter #0:0: start 0.105941, end 1607.013149 Metadata: title : Stream #0:0(und): Audio: aac (HE-AAC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 69 kb/s (default) Metadata: creation_time : 2014-05-10T21:11:57.000000Z handler_name : Sound Media Handler At least one output file must be specified` const expectedComment = `https://www.mixcloud.com/codigorock/30-minutos-com-saara-saara/ Tracklist: 01. Saara Saara 02. Carta Corrente 03. X 04. Eclipse Lunar 05. Vírus de Sírius 06. Doktor Fritz 07. Wunderbar 08. Quarta Dimensão ` md, _ := extractMetadata("tests/fixtures/test.mp3", outputWithMultilineComment) Expect(md.Comment()).To(Equal(expectedComment)) }) }) })