navidrome/core/media_streamer_test.go
2022-12-28 15:31:56 -05:00

106 lines
3.1 KiB
Go

package core_test
import (
"context"
"io"
"os"
"strings"
"sync"
"github.com/navidrome/navidrome/conf"
"github.com/navidrome/navidrome/conf/configtest"
. "github.com/navidrome/navidrome/core"
"github.com/navidrome/navidrome/log"
"github.com/navidrome/navidrome/model"
"github.com/navidrome/navidrome/tests"
"github.com/navidrome/navidrome/utils"
. "github.com/onsi/ginkgo/v2"
. "github.com/onsi/gomega"
)
var _ = Describe("MediaStreamer", func() {
var streamer MediaStreamer
var ds model.DataStore
ffmpeg := newFakeFFmpeg("fake data")
ctx := log.NewContext(context.TODO())
BeforeEach(func() {
DeferCleanup(configtest.SetupConfig())
conf.Server.DataFolder, _ = os.MkdirTemp("", "file_caches")
conf.Server.TranscodingCacheSize = "100MB"
ds = &tests.MockDataStore{MockedTranscoding: &tests.MockTranscodingRepo{}}
ds.MediaFile(ctx).(*tests.MockMediaFileRepo).SetData(model.MediaFiles{
{ID: "123", Path: "tests/fixtures/test.mp3", Suffix: "mp3", BitRate: 128, Duration: 257.0},
})
testCache := GetTranscodingCache()
Eventually(func() bool { return testCache.Ready(context.TODO()) }).Should(BeTrue())
streamer = NewMediaStreamer(ds, ffmpeg, testCache)
})
AfterEach(func() {
_ = os.RemoveAll(conf.Server.DataFolder)
})
Context("NewStream", func() {
It("returns a seekable stream if format is 'raw'", func() {
s, err := streamer.NewStream(ctx, "123", "raw", 0)
Expect(err).ToNot(HaveOccurred())
Expect(s.Seekable()).To(BeTrue())
})
It("returns a seekable stream if maxBitRate is 0", func() {
s, err := streamer.NewStream(ctx, "123", "mp3", 0)
Expect(err).ToNot(HaveOccurred())
Expect(s.Seekable()).To(BeTrue())
})
It("returns a seekable stream if maxBitRate is higher than file bitRate", func() {
s, err := streamer.NewStream(ctx, "123", "mp3", 320)
Expect(err).ToNot(HaveOccurred())
Expect(s.Seekable()).To(BeTrue())
})
It("returns a NON seekable stream if transcode is required", func() {
s, err := streamer.NewStream(ctx, "123", "mp3", 64)
Expect(err).To(BeNil())
Expect(s.Seekable()).To(BeFalse())
Expect(s.Duration()).To(Equal(float32(257.0)))
})
It("returns a seekable stream if the file is complete in the cache", func() {
s, err := streamer.NewStream(ctx, "123", "mp3", 32)
Expect(err).To(BeNil())
_, _ = io.ReadAll(s)
_ = s.Close()
Eventually(func() bool { return ffmpeg.IsClosed() }, "3s").Should(BeTrue())
s, err = streamer.NewStream(ctx, "123", "mp3", 32)
Expect(err).To(BeNil())
Expect(s.Seekable()).To(BeTrue())
})
})
})
func newFakeFFmpeg(data string) *fakeFFmpeg {
return &fakeFFmpeg{Reader: strings.NewReader(data)}
}
type fakeFFmpeg struct {
io.Reader
lock sync.Mutex
closed utils.AtomicBool
}
func (ff *fakeFFmpeg) Start(ctx context.Context, cmd, path string, maxBitRate int) (f io.ReadCloser, err error) {
return ff, nil
}
func (ff *fakeFFmpeg) Read(p []byte) (n int, err error) {
ff.lock.Lock()
defer ff.lock.Unlock()
return ff.Reader.Read(p)
}
func (ff *fakeFFmpeg) Close() error {
ff.closed.Set(true)
return nil
}
func (ff *fakeFFmpeg) IsClosed() bool {
return ff.closed.Get()
}