tendermint/crypto/xsalsa20symmetric/symmetric_test.go
Ethan Buchman 0533c73a50
crypto: revert to mainline Go crypto lib (#3027)
* crypto: revert to mainline Go crypto lib

We used to use a fork for a modified bcrypt so we could pass our own
randomness but this was largely unecessary, unused, and a burden.
So now we just use the mainline Go crypto lib.

* changelog

* fix tests

* version and changelog
2018-12-16 14:19:38 -05:00

45 lines
1015 B
Go

package xsalsa20symmetric
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"golang.org/x/crypto/bcrypt"
"github.com/tendermint/tendermint/crypto"
)
func TestSimple(t *testing.T) {
crypto.MixEntropy([]byte("someentropy"))
plaintext := []byte("sometext")
secret := []byte("somesecretoflengththirtytwo===32")
ciphertext := EncryptSymmetric(plaintext, secret)
plaintext2, err := DecryptSymmetric(ciphertext, secret)
require.Nil(t, err, "%+v", err)
assert.Equal(t, plaintext, plaintext2)
}
func TestSimpleWithKDF(t *testing.T) {
crypto.MixEntropy([]byte("someentropy"))
plaintext := []byte("sometext")
secretPass := []byte("somesecret")
secret, err := bcrypt.GenerateFromPassword(secretPass, 12)
if err != nil {
t.Error(err)
}
secret = crypto.Sha256(secret)
ciphertext := EncryptSymmetric(plaintext, secret)
plaintext2, err := DecryptSymmetric(ciphertext, secret)
require.Nil(t, err, "%+v", err)
assert.Equal(t, plaintext, plaintext2)
}