streaming

commit 63e18e7130b326684f3b78af8676cd9bd0a5f313
parent cb47dc245992b2d5014e52d228e4ed9994aa52a8
Author: Oliver Lowe <o@olowe.co>
Date:   Sat, 22 Jun 2024 17:39:10 +1000

mpegts: test unmarshalling bad data

Not super thorough, but better than nothing. Easy enough to add new
test cases.

Diffstat:
M
mpegts/codec_test.go
 | 
18
++++++++++++++++--

1 file changed, 16 insertions(+), 2 deletions(-)
diff --git a/mpegts/codec_test.go b/mpegts/codec_test.go
@@ -10,8 +10,7 @@ import (
 )
 
 func TestDecode(t *testing.T) {
-	// f, err := os.Open("testdata/193039199_mp4_h264_aac_hq_7.ts")
-	f, err := os.Open("testdata/bbb.ts")
+	f, err := os.Open("testdata/193039199_mp4_h264_aac_hq_7.ts")
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -72,6 +71,21 @@ func TestDecode(t *testing.T) {
 	}
 }
 
+func TestBadData(t *testing.T) {
+	m := map[string][]byte{
+		"garbage":         []byte("0123456789"),
+		"only sync bytes": bytes.Repeat([]byte{Sync}, PacketSize),
+	}
+	for name, in := range m {
+		t.Run(name, func(t *testing.T) {
+			var p Packet
+			if err := Unmarshal(in, &p); err == nil {
+				t.Errorf("Unmarshal(%s): nil error", string(in))
+			}
+		})
+	}
+}
+
 func TestScanner(t *testing.T) {
 	name := "testdata/193039199_mp4_h264_aac_hq_7.ts"
 	data, err := os.ReadFile(name)