Add ascii armor support

symmetric_test.go

@@ -0,0 +1,52 @@
+package crypto
+
+import (
+	"bytes"
+	"testing"
+
+	"golang.org/x/crypto/bcrypt"
+)
+
+func TestSimple(t *testing.T) {
+
+	MixEntropy([]byte("someentropy"))
+
+	plaintext := []byte("sometext")
+	secret := []byte("somesecretoflengththirtytwo===32")
+	ciphertext := EncryptSymmetric(plaintext, secret)
+
+	plaintext2, err := DecryptSymmetric(ciphertext, secret)
+	if err != nil {
+		t.Error(err)
+	}
+
+	if !bytes.Equal(plaintext, plaintext2) {
+		t.Errorf("Decrypted plaintext was %X, expected %X", plaintext2, plaintext)
+	}
+
+}
+
+func TestSimpleWithKDF(t *testing.T) {
+
+	MixEntropy([]byte("someentropy"))
+
+	plaintext := []byte("sometext")
+	secretPass := []byte("somesecret")
+	secret, err := bcrypt.GenerateFromPassword(secretPass, 12)
+	if err != nil {
+		t.Error(err)
+	}
+	secret = Sha256(secret)
+
+	ciphertext := EncryptSymmetric(plaintext, secret)
+
+	plaintext2, err := DecryptSymmetric(ciphertext, secret)
+	if err != nil {
+		t.Error(err)
+	}
+
+	if !bytes.Equal(plaintext, plaintext2) {
+		t.Errorf("Decrypted plaintext was %X, expected %X", plaintext2, plaintext)
+	}
+
+}