merge format and formatdecenc into formats (#222)

pkg/formats/mpeg2_audio_test.go

@@ -0,0 +1,24 @@
+package formats
+
+import (
+	"testing"
+
+	"github.com/pion/rtp"
+	"github.com/stretchr/testify/require"
+)
+
+func TestMPEG2AudioAttributes(t *testing.T) {
+	format := &MPEG2Audio{}
+	require.Equal(t, "MPEG2-audio", format.String())
+	require.Equal(t, 90000, format.ClockRate())
+	require.Equal(t, uint8(14), format.PayloadType())
+	require.Equal(t, true, format.PTSEqualsDTS(&rtp.Packet{}))
+}
+
+func TestMPEG2AudioMediaDescription(t *testing.T) {
+	format := &MPEG2Audio{}
+
+	rtpmap, fmtp := format.Marshal()
+	require.Equal(t, "", rtpmap)
+	require.Equal(t, map[string]string(nil), fmtp)
+}