wip: cleanup

aestests/aes_test.go

@@ -0,0 +1,79 @@
+package aestests
+
+import (
+	"crypto/aes"
+	"crypto/cipher"
+	"crypto/rand"
+	"log"
+	"testing"
+)
+
+func must(err error) {
+	if err != nil {
+		panic(err)
+	}
+}
+
+func TestAES(t *testing.T) {
+	key := make([]byte, 32)
+	rand.Read(key)
+
+	block, err := aes.NewCipher(key)
+	must(err)
+
+	aesgcm, err := cipher.NewGCM(block)
+	must(err)
+
+	log.Print(aesgcm.NonceSize())
+	log.Print(aesgcm.Overhead())
+}
+
+func BenchmarkSeal(b *testing.B) {
+	key := make([]byte, 32)
+	rand.Read(key)
+
+	block, err := aes.NewCipher(key)
+	must(err)
+
+	cryptor, err := cipher.NewGCM(block)
+	must(err)
+
+	nonce := make([]byte, 12)
+	rand.Read(nonce)
+
+	data := make([]byte, 1400)
+	rand.Read(data)
+
+	out := make([]byte, 1500)
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		out = cryptor.Seal(out[:0], nonce, data, nil)
+	}
+}
+
+func BenchmarkOpen(b *testing.B) {
+	key := make([]byte, 32)
+	rand.Read(key)
+
+	block, err := aes.NewCipher(key)
+	must(err)
+
+	cryptor, err := cipher.NewGCM(block)
+	must(err)
+
+	nonce := make([]byte, 12)
+	rand.Read(nonce)
+
+	data := make([]byte, 1400)
+	rand.Read(data)
+
+	sealed := make([]byte, 1500)
+	sealed = cryptor.Seal(sealed[:0], nonce, data, nil)
+
+	dec := make([]byte, 1500)
+
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		dec, err = cryptor.Open(dec[:0], nonce, sealed, nil)
+	}
+}