103 lines
2.4 KiB
Go
103 lines
2.4 KiB
Go
package playlist2_test
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import (
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"io"
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"segmento/pkg/media"
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"segmento/pkg/playlist2"
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"strings"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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)
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type FakeReader struct {
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}
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func (r *FakeReader) Read([]byte) (int, error) {
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return 0, nil
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}
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type FakeSegmenter struct {
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count int
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}
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func (s *FakeSegmenter) Segment(r io.Reader) (chan *media.Segment, error) {
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c := make(chan *media.Segment)
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go func() {
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dur := 2500 * time.Millisecond
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for i := 0; i < s.count; i++ {
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segment := media.NewSegment(dur, 0)
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segment.IncrementDuration(dur)
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c <- segment
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}
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close(c)
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}()
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return c, nil
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}
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type FakeSegmentPublisher struct {
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count int
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}
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func (p *FakeSegmentPublisher) Publish(s *media.Segment) (string, error) {
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p.count++
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return "", nil
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}
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type consumer struct {
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pCount, sCount int
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}
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func (c *consumer) PlaylistUpdated(p playlist2.Playlist) {
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c.pCount++
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}
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func (c *consumer) PlaylistSegmentAdded(p playlist2.Playlist, s *playlist2.PlaylistSegment) {
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c.sCount++
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}
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func TestMediaPlaylistImplements(t *testing.T) {
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require.Implements(t, (*playlist2.Playlist)(nil), new(playlist2.MediaPlaylist))
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}
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func TestMediaPlaylist(t *testing.T) {
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publisher := &FakeSegmentPublisher{}
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playlist := playlist2.NewMediaPlaylist(&FakeReader{}, &FakeSegmenter{3}, publisher)
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err := playlist.Run()
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require.NoError(t, err)
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require.Equal(t, 3, playlist.Len())
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require.Equal(t, 3, publisher.count)
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}
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func TestMediaPlaylistRender(t *testing.T) {
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playlist := playlist2.NewMediaPlaylist(&FakeReader{}, &FakeSegmenter{2}, &FakeSegmentPublisher{})
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err := playlist.Run()
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require.NoError(t, err)
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lines := strings.Split(playlist.Render(), "\n")
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require.Equal(t, "#EXTM3U", lines[0])
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require.Equal(t, "#EXT-X-VERSION:3", lines[1])
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require.Equal(t, "#EXT-X-TARGETDURATION:3", lines[2])
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require.Equal(t, "#EXTINF:2.50000", lines[3])
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require.Equal(t, "http://www.example.com/x.mp3", lines[4])
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require.Equal(t, "#EXTINF:2.50000", lines[5])
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require.Equal(t, "http://www.example.com/x.mp3", lines[6])
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}
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func TestMediaPlaylistConsumer(t *testing.T) {
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consumer := &consumer{}
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require.Implements(t, (*playlist2.Consumer)(nil), consumer)
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playlist := playlist2.NewMediaPlaylist(&FakeReader{}, &FakeSegmenter{4}, &FakeSegmentPublisher{})
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playlist.AddConsumer(consumer)
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err := playlist.Run()
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require.NoError(t, err)
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require.Equal(t, 4, consumer.sCount)
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require.Equal(t, 0, consumer.pCount) // TODO
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}
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