Add common cypherpunks.ru prefix for govpn Go package names

[govpn.git] / src / cypherpunks.ru / govpn / aont / aont_test.go

diff --git a/src/cypherpunks.ru/govpn/aont/aont_test.go b/src/cypherpunks.ru/govpn/aont/aont_test.go
new file mode 100644 (file)
index 0000000..93b7db5
--- /dev/null
+++ b/src/cypherpunks.ru/govpn/aont/aont_test.go
@@ -0,0 +1,98 @@
+/*
+GoVPN -- simple secure free software virtual private network daemon
+Copyright (C) 2014-2016 Sergey Matveev <stargrave@stargrave.org>
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package aont
+
+import (
+       "bytes"
+       "crypto/rand"
+       "testing"
+       "testing/quick"
+)
+
+var (
+       testKey *[16]byte = new([16]byte)
+)
+
+func init() {
+       rand.Read(testKey[:])
+}
+
+func TestSymmetric(t *testing.T) {
+       f := func(data []byte) bool {
+               encoded, err := Encode(testKey, data)
+               if err != nil {
+                       return false
+               }
+               if len(encoded) != len(data)+16+32 {
+                       return false
+               }
+               decoded, err := Decode(encoded)
+               if err != nil {
+                       return false
+               }
+               return bytes.Compare(decoded, data) == 0
+       }
+       if err := quick.Check(f, nil); err != nil {
+               t.Error(err)
+       }
+}
+
+func TestSmallSize(t *testing.T) {
+       _, err := Decode([]byte("foobar"))
+       if err == nil {
+               t.Fail()
+       }
+}
+
+func TestTampered(t *testing.T) {
+       f := func(data []byte, index int) bool {
+               if len(data) == 0 {
+                       return true
+               }
+               encoded, _ := Encode(testKey, data)
+               encoded[len(data)%index] ^= byte('a')
+               _, err := Decode(encoded)
+               if err == nil {
+                       return false
+               }
+               return true
+       }
+       if err := quick.Check(f, nil); err != nil {
+               t.Error(err)
+       }
+}
+
+func BenchmarkEncode(b *testing.B) {
+       data := make([]byte, 128)
+       rand.Read(data)
+       b.ResetTimer()
+       for i := 0; i < b.N; i++ {
+               Encode(testKey, data)
+       }
+}
+
+func BenchmarkDecode(b *testing.B) {
+       data := make([]byte, 128)
+       rand.Read(data)
+       encoded, _ := Encode(testKey, data)
+       b.ResetTimer()
+       for i := 0; i < b.N; i++ {
+               Decode(encoded)
+       }
+}