Official Go implementation of the Ethereum protocol
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go-ethereum/p2p/enr/idscheme_test.go

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// Copyright 2018 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package enr
import (
"crypto/ecdsa"
"math/big"
"testing"
)
// Checks that failure to sign leaves the record unmodified.
func TestSignError(t *testing.T) {
invalidKey := &ecdsa.PrivateKey{D: new(big.Int), PublicKey: *pubkey}
var r Record
if err := SignV4(&r, invalidKey); err == nil {
t.Fatal("expected error from SignV4")
}
if len(r.pairs) > 0 {
t.Fatal("expected empty record, have", r.pairs)
}
}