Add test for mapTrackTitle

scanner/mapping_internal_test.go

@@ -5,12 +5,29 @@ import (
 
 	"github.com/navidrome/navidrome/conf"
 	"github.com/navidrome/navidrome/model"
+	"github.com/navidrome/navidrome/scanner/metadata"
 	"github.com/navidrome/navidrome/tests"
 	. "github.com/onsi/ginkgo/v2"
 	. "github.com/onsi/gomega"
 )
 
 var _ = Describe("mapping", func() {
+	Describe("mediaFileMapper", func() {
+		var mapper *mediaFileMapper
+		BeforeEach(func() {
+			mapper = newMediaFileMapper("/music", nil)
+		})
+		Describe("mapTrackTitle", func() {
+			It("returns the Title when it is available", func() {
+				md := metadata.NewTag("/music/artist/album01/Song.mp3", nil, metadata.ParsedTags{"title": []string{"This is not a love song"}})
+				Expect(mapper.mapTrackTitle(md)).To(Equal("This is not a love song"))
+			})
+			It("returns the filename if Title is not set", func() {
+				md := metadata.NewTag("/music/artist/album01/Song.mp3", nil, metadata.ParsedTags{})
+				Expect(mapper.mapTrackTitle(md)).To(Equal("artist/album01/Song"))
+			})
+		})
+	})
 	Describe("sanitizeFieldForSorting", func() {
 		BeforeEach(func() {
 			conf.Server.IgnoredArticles = "The O"

scanner/metadata/metadata.go

@@ -49,16 +49,20 @@ func Extract(files ...string) (map[string]Tags, error) {
 		}
 
 		tags = tags.Map(p.CustomMappings())
-		result[filePath] = Tags{
-			filePath: filePath,
-			fileInfo: fileInfo,
-			tags:     tags,
-		}
+		result[filePath] = NewTag(filePath, fileInfo, tags)
 	}
 
 	return result, nil
 }
 
+func NewTag(filePath string, fileInfo os.FileInfo, tags ParsedTags) Tags {
+	return Tags{
+		filePath: filePath,
+		fileInfo: fileInfo,
+		tags:     tags,
+	}
+}
+
 type ParsedTags map[string][]string
 
 func (p ParsedTags) Map(customMappings ParsedTags) ParsedTags {