merge format and formatdecenc into formats (#222)

pkg/formats/opus_test.go

@@ -0,0 +1,46 @@
+package formats
+
+import (
+	"testing"
+
+	"github.com/pion/rtp"
+	"github.com/stretchr/testify/require"
+)
+
+func TestOpusAttributes(t *testing.T) {
+	format := &Opus{
+		PayloadTyp: 96,
+		IsStereo:   true,
+	}
+	require.Equal(t, "Opus", format.String())
+	require.Equal(t, 48000, format.ClockRate())
+	require.Equal(t, uint8(96), format.PayloadType())
+	require.Equal(t, true, format.PTSEqualsDTS(&rtp.Packet{}))
+}
+
+func TestOpusMediaDescription(t *testing.T) {
+	format := &Opus{
+		PayloadTyp: 96,
+		IsStereo:   true,
+	}
+
+	rtpmap, fmtp := format.Marshal()
+	require.Equal(t, "opus/48000/2", rtpmap)
+	require.Equal(t, map[string]string{
+		"sprop-stereo": "1",
+	}, fmtp)
+}
+
+func TestOpusDecEncoder(t *testing.T) {
+	format := &Opus{}
+
+	enc := format.CreateEncoder()
+	pkt, err := enc.Encode([]byte{0x01, 0x02, 0x03, 0x04}, 0)
+	require.NoError(t, err)
+	require.Equal(t, format.PayloadType(), pkt.PayloadType)
+
+	dec := format.CreateDecoder()
+	byts, _, err := dec.Decode(pkt)
+	require.NoError(t, err)
+	require.Equal(t, []byte{0x01, 0x02, 0x03, 0x04}, byts)
+}