merge format and formatdecenc into formats (#222)

pkg/formats/rtpmjpeg/headers/jpeg_test.go

@@ -0,0 +1,47 @@
+package headers
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+var casesJpeg = []struct {
+	name string
+	enc  []byte
+	dec  JPEG
+}{
+	{
+		"base",
+		[]byte{
+			0x0, 0x0, 0x0, 0x0, 0x1, 0xff, 0x8, 0x4,
+		},
+		JPEG{
+			TypeSpecific: 0,
+			Type:         1,
+			Quantization: 255,
+			Width:        64,
+			Height:       32,
+		},
+	},
+}
+
+func TestJpegUnmarshal(t *testing.T) {
+	for _, ca := range casesJpeg {
+		t.Run(ca.name, func(t *testing.T) {
+			var h JPEG
+			_, err := h.Unmarshal(ca.enc)
+			require.NoError(t, err)
+			require.Equal(t, ca.dec, h)
+		})
+	}
+}
+
+func TestJpegMarshal(t *testing.T) {
+	for _, ca := range casesJpeg {
+		t.Run(ca.name, func(t *testing.T) {
+			buf := ca.dec.Marshal(nil)
+			require.Equal(t, ca.enc, buf)
+		})
+	}
+}