neoneo-go/pkg/crypto/rfc6979/rfc6979_test.go

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2019-02-25 22:44:14 +00:00
package rfc6979
import (
"crypto/sha256"
"encoding/hex"
"math/big"
"testing"
)
// https://tools.ietf.org/html/rfc6979#appendix-A.1
func TestGenerateSecret(t *testing.T) {
q, _ := new(big.Int).SetString("4000000000000000000020108A2E0CC0D99F8A5EF", 16)
x, _ := new(big.Int).SetString("09A4D6792295A7F730FC3F2B49CBC0F62E862272F", 16)
hash, _ := hex.DecodeString("AF2BDBE1AA9B6EC1E2ADE1D694F41FC71A831D0268E9891562113D8A62ADD1BF")
expected, _ := new(big.Int).SetString("23AF4074C90A02B3FE61D286D5C87F425E6BDD81B", 16)
var actual *big.Int
generateSecret(q, x, sha256.New, hash, func(k *big.Int) bool {
actual = k
return true
})
if actual.Cmp(expected) != 0 {
t.Errorf("Expected %x, got %x", expected, actual)
}
}