limit up-front allocation when reading bytes

Fixes #73
2020-08-29 07:40:07 +10:00
parent 5d76b8eaae
commit 46e57f75db
2 changed files with 52 additions and 0 deletions
@@ -0,0 +1,40 @@
+package tag
+
+import (
+	"bytes"
+	"testing"
+)
+
+func TestFuzz(t *testing.T) {
+	fuzzIssue73(dataIssue73)
+}
+
+var dataIssue73 = []byte{0x49, 0x44, 0x33, 0x03, 0x00, 0x40, 0x00, 0x00, 0x00, 0x0E, 0xDB, 0xDB, 0xDB, 0xDB, 0xDB, 0xDB,
+	0xDB, 0x06, 0xFF, 0x54, 0x58, 0x58, 0x00}
+
+func fuzzIssue73(in []byte) {
+	r := bytes.NewReader(in)
+
+	Identify(r)
+
+	m, err := ReadFrom(r)
+	if err != nil {
+		return
+	}
+
+	m.Format()
+	m.FileType()
+	m.Title()
+	m.Album()
+	m.Artist()
+	m.AlbumArtist()
+	m.Composer()
+	m.Year()
+	m.Genre()
+	m.Track()
+	m.Disc()
+	m.Picture()
+	m.Lyrics()
+
+	Sum(r)
+}