update

core/playback/queue_test.go

@@ -0,0 +1,121 @@
+package playback
+
+import (
+	"github.com/navidrome/navidrome/model"
+	. "github.com/onsi/ginkgo/v2"
+	. "github.com/onsi/gomega"
+)
+
+var _ = Describe("Queues", func() {
+	var queue *Queue
+
+	BeforeEach(func() {
+		queue = NewQueue()
+	})
+
+	Describe("use empty queue", func() {
+		It("is empty", func() {
+			Expect(queue.Items).To(BeEmpty())
+			Expect(queue.Index).To(Equal(-1))
+		})
+	})
+
+	Describe("Operate on small queue", func() {
+		BeforeEach(func() {
+			mfs := model.MediaFiles{
+				{
+					ID: "1", Artist: "Queen", Compilation: false, Path: "/music1/hammer.mp3",
+				},
+				{
+					ID: "2", Artist: "Vinyard Rose", Compilation: false, Path: "/music1/cassidy.mp3",
+				},
+			}
+			queue.Add(mfs)
+		})
+
+		It("contains the preloaded data", func() {
+			Expect(queue.Get).ToNot(BeNil())
+			Expect(queue.Size()).To(Equal(2))
+		})
+
+		It("could read data by ID", func() {
+			idx, err := queue.getMediaFileIndexByID("1")
+			Expect(err).ToNot(HaveOccurred())
+			Expect(idx).ToNot(BeNil())
+			Expect(idx).To(Equal(0))
+
+			queue.SetIndex(idx)
+
+			mf := queue.Current()
+
+			Expect(mf).ToNot(BeNil())
+			Expect(mf.ID).To(Equal("1"))
+			Expect(mf.Artist).To(Equal("Queen"))
+			Expect(mf.Path).To(Equal("/music1/hammer.mp3"))
+		})
+	})
+
+	Describe("Read/Write operations", func() {
+		BeforeEach(func() {
+			mfs := model.MediaFiles{
+				{
+					ID: "1", Artist: "Queen", Compilation: false, Path: "/music1/hammer.mp3",
+				},
+				{
+					ID: "2", Artist: "Vinyard Rose", Compilation: false, Path: "/music1/cassidy.mp3",
+				},
+				{
+					ID: "3", Artist: "Pink Floyd", Compilation: false, Path: "/music1/time.mp3",
+				},
+				{
+					ID: "4", Artist: "Mike Oldfield", Compilation: false, Path: "/music1/moonlight-shadow.mp3",
+				},
+				{
+					ID: "5", Artist: "Red Hot Chili Peppers", Compilation: false, Path: "/music1/californication.mp3",
+				},
+			}
+			queue.Add(mfs)
+		})
+
+		It("contains the preloaded data", func() {
+			Expect(queue.Get).ToNot(BeNil())
+			Expect(queue.Size()).To(Equal(5))
+		})
+
+		It("could read data by ID", func() {
+			idx, err := queue.getMediaFileIndexByID("5")
+			Expect(err).ToNot(HaveOccurred())
+			Expect(idx).ToNot(BeNil())
+			Expect(idx).To(Equal(4))
+
+			queue.SetIndex(idx)
+
+			mf := queue.Current()
+
+			Expect(mf).ToNot(BeNil())
+			Expect(mf.ID).To(Equal("5"))
+			Expect(mf.Artist).To(Equal("Red Hot Chili Peppers"))
+			Expect(mf.Path).To(Equal("/music1/californication.mp3"))
+		})
+
+		It("could shuffle the data correctly", func() {
+			queue.Shuffle()
+			Expect(queue.Size()).To(Equal(5))
+		})
+
+		It("could remove entries correctly", func() {
+			queue.Remove(0)
+			Expect(queue.Size()).To(Equal(4))
+
+			queue.Remove(3)
+			Expect(queue.Size()).To(Equal(3))
+		})
+
+		It("clear the whole thing on request", func() {
+			Expect(queue.Size()).To(Equal(5))
+			queue.Clear()
+			Expect(queue.Size()).To(Equal(0))
+		})
+	})
+
+})