github.com/amazechain/amc@v0.1.3/accounts/accounts_test.go (about)

     1  // Copyright 2023 The AmazeChain Authors
     2  // This file is part of the AmazeChain library.
     3  //
     4  // The AmazeChain 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 AmazeChain 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 AmazeChain library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package accounts
    18  
    19  import (
    20  	"bytes"
    21  	"github.com/amazechain/amc/common/crypto"
    22  	"github.com/amazechain/amc/common/math"
    23  	"github.com/ledgerwatch/secp256k1"
    24  	"testing"
    25  
    26  	"github.com/amazechain/amc/common/hexutil"
    27  )
    28  
    29  func TestTextHash(t *testing.T) {
    30  	hash := TextHash([]byte("Hello Joe"))
    31  	want := hexutil.MustDecode("0xa080337ae51c4e064c189e113edd0ba391df9206e2f49db658bb32cf2911730b")
    32  	if !bytes.Equal(hash, want) {
    33  		t.Fatalf("wrong hash: %x", hash)
    34  	}
    35  }
    36  
    37  func TestSign(t *testing.T) {
    38  	private, err := crypto.HexToECDSA("DEBF9EAE7820E23201EEE9D51413B6D2CDF06C320D7152C2D3BC1FB6C42DA23D")
    39  	if nil != err {
    40  		t.Error(err)
    41  	}
    42  	seckey := math.PaddedBigBytes(private.D, private.Params().BitSize/8)
    43  	defer zeroBytes(seckey)
    44  
    45  	msg, _ := hexutil.Decode("0x08712134afd46d42a45a5ed0e9311933138a06041b88062e590a613c2673c29f")
    46  	signature, err := secp256k1.Sign(msg, seckey)
    47  
    48  	t.Logf("%v", err)
    49  	t.Logf("%s", hexutil.Encode(signature))
    50  }
    51  
    52  func zeroBytes(bytes []byte) {
    53  	for i := range bytes {
    54  		bytes[i] = 0
    55  	}
    56  }