Add multiple genres to MediaFile

scanner/mapping_test.go

@@ -1,7 +1,12 @@
 package scanner
 
 import (
+	"context"
+
+	"github.com/astaxie/beego/orm"
 	"github.com/navidrome/navidrome/conf"
+	"github.com/navidrome/navidrome/model"
+	"github.com/navidrome/navidrome/persistence"
 	. "github.com/onsi/ginkgo"
 	. "github.com/onsi/gomega"
 )
@@ -21,4 +26,40 @@ var _ = Describe("mapping", func() {
 			Expect(sanitizeFieldForSorting("Õ Blésq Blom")).To(Equal("Blesq Blom"))
 		})
 	})
+
+	Describe("mapGenres", func() {
+		var mapper *mediaFileMapper
+		var gr model.GenreRepository
+		var ctx context.Context
+		BeforeEach(func() {
+			ctx = context.Background()
+			o := orm.NewOrm()
+			gr = persistence.NewGenreRepository(ctx, o)
+			gr = newCachedGenreRepository(ctx, gr)
+			mapper = newMediaFileMapper("/", gr)
+		})
+
+		It("returns empty if no genres are available", func() {
+			g, gs := mapper.mapGenres(nil)
+			Expect(g).To(BeEmpty())
+			Expect(gs).To(BeEmpty())
+		})
+
+		It("returns genres", func() {
+			g, gs := mapper.mapGenres([]string{"Rock", "Electronic"})
+			Expect(g).To(Equal("Rock"))
+			Expect(gs).To(HaveLen(2))
+			Expect(gs[0].Name).To(Equal("Rock"))
+			Expect(gs[1].Name).To(Equal("Electronic"))
+		})
+
+		It("parses multi-valued genres", func() {
+			g, gs := mapper.mapGenres([]string{"Rock;Dance", "Electronic", "Rock"})
+			Expect(g).To(Equal("Rock"))
+			Expect(gs).To(HaveLen(3))
+			Expect(gs[0].Name).To(Equal("Rock"))
+			Expect(gs[1].Name).To(Equal("Dance"))
+			Expect(gs[2].Name).To(Equal("Electronic"))
+		})
+	})
 })