github.com/luckypickle/go-ethereum-vet@v1.14.2/p2p/enr/idscheme_test.go (about)

     1  // Copyright 2018 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-ethereum library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package enr
    18  
    19  import (
    20  	"crypto/ecdsa"
    21  	"math/big"
    22  	"testing"
    23  )
    24  
    25  // Checks that failure to sign leaves the record unmodified.
    26  func TestSignError(t *testing.T) {
    27  	invalidKey := &ecdsa.PrivateKey{D: new(big.Int), PublicKey: *pubkey}
    28  
    29  	var r Record
    30  	if err := SignV4(&r, invalidKey); err == nil {
    31  		t.Fatal("expected error from SignV4")
    32  	}
    33  	if len(r.pairs) > 0 {
    34  		t.Fatal("expected empty record, have", r.pairs)
    35  	}
    36  }