mirror of
https://source.quilibrium.com/quilibrium/ceremonyclient.git
synced 2024-12-26 08:35:17 +00:00
143 lines
2.3 KiB
Go
143 lines
2.3 KiB
Go
package crypto
|
|
|
|
import (
|
|
"crypto/ecdsa"
|
|
"crypto/rand"
|
|
"testing"
|
|
)
|
|
|
|
func TestECDSABasicSignAndVerify(t *testing.T) {
|
|
priv, pub, err := GenerateECDSAKeyPair(rand.Reader)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
data := []byte("hello! and welcome to some awesome crypto primitives")
|
|
|
|
sig, err := priv.Sign(data)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
ok, err := pub.Verify(data, sig)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !ok {
|
|
t.Fatal("signature didnt match")
|
|
}
|
|
|
|
// change data
|
|
data[0] = ^data[0]
|
|
ok, err = pub.Verify(data, sig)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if ok {
|
|
t.Fatal("signature matched and shouldn't")
|
|
}
|
|
}
|
|
|
|
func TestECDSASignZero(t *testing.T) {
|
|
priv, pub, err := GenerateECDSAKeyPair(rand.Reader)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
data := make([]byte, 0)
|
|
sig, err := priv.Sign(data)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
ok, err := pub.Verify(data, sig)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !ok {
|
|
t.Fatal("signature didn't match")
|
|
}
|
|
}
|
|
|
|
func TestECDSAMarshalLoop(t *testing.T) {
|
|
priv, pub, err := GenerateECDSAKeyPair(rand.Reader)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
privB, err := MarshalPrivateKey(priv)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
privNew, err := UnmarshalPrivateKey(privB)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !priv.Equals(privNew) || !privNew.Equals(priv) {
|
|
t.Fatal("keys are not equal")
|
|
}
|
|
|
|
pubB, err := MarshalPublicKey(pub)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
pubNew, err := UnmarshalPublicKey(pubB)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !pub.Equals(pubNew) || !pubNew.Equals(pub) {
|
|
t.Fatal("keys are not equal")
|
|
}
|
|
|
|
}
|
|
|
|
func TestECDSAPublicKeyFromPubKey(t *testing.T) {
|
|
ecdsaPrivK, err := ecdsa.GenerateKey(ECDSACurve, rand.Reader)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
privK, _, err := ECDSAKeyPairFromKey(ecdsaPrivK)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
data := []byte("Hello world!")
|
|
signature, err := privK.Sign(data)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
pubKey, err := ECDSAPublicKeyFromPubKey(ecdsaPrivK.PublicKey)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
ok, err := pubKey.Verify(data, signature)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !ok {
|
|
t.Fatal("signature didn't match")
|
|
}
|
|
|
|
pubB, err := MarshalPublicKey(pubKey)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
pubNew, err := UnmarshalPublicKey(pubB)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !pubKey.Equals(pubNew) || !pubNew.Equals(pubKey) {
|
|
t.Fatal("keys are not equal")
|
|
}
|
|
}
|