func TestNewED25519Signature(t *testing.T) {
testData := primitives.Sha([]byte("sig first half one")).Bytes()
priv := testHelper.NewPrivKey(0)
sig := NewED25519Signature(priv, testData)
pub := testHelper.PrivateKeyToEDPub(priv)
pub2 := [32]byte{}
copy(pub2[:], pub)
s := sig.Signature
valid := ed25519.VerifyCanonical(&pub2, testData, &s)
if valid == false {
t.Errorf("Signature is invalid - %v", valid)
}
priv2 := [64]byte{}
copy(priv2[:], append(priv, pub...)[:])
sig2 := ed25519.Sign(&priv2, testData)
valid = ed25519.VerifyCanonical(&pub2, testData, sig2)
if valid == false {
t.Errorf("Test signature is invalid - %v", valid)
}
}
func TestCheckSig(t *testing.T) {
priv := testHelper.NewPrivKey(1)
msg := []byte("Hello!")
pub := testHelper.PrivateKeyToEDPub(priv)
pre := []byte{0x01}
pre = append(pre, pub...)
id := primitives.Shad(pre)
sig := primitives.Sign(priv, msg)
if CheckSig(id, pub, msg, sig) == false {
t.Error("Valid signature not valid")
}
sig[0] += 1
if CheckSig(id, pub, msg, sig) == true {
t.Error("Invalid signature valid")
}
}