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// Copyright (C) 2019-2023 Algorand, Inc.
// This file is part of go-algorand
//
// go-algorand is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// go-algorand 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with go-algorand. If not, see <https://www.gnu.org/licenses/>.
package bookkeeping
import (
"strings"
"testing"
"github.com/algorand/go-algorand/crypto"
"github.com/algorand/go-algorand/data/basics"
"github.com/algorand/go-algorand/data/committee"
"github.com/algorand/go-algorand/protocol"
"github.com/algorand/go-algorand/test/partitiontest"
"github.com/stretchr/testify/require"
)
func TestConvertSha256Header(t *testing.T) {
partitiontest.PartitionTest(t)
a := require.New(t)
var gh crypto.Digest
crypto.RandBytes(gh[:])
var txnCommit TxnCommitments
crypto.RandBytes(txnCommit.Sha256Commitment[:])
blockHeader := BlockHeader{Round: 200, GenesisHash: gh, TxnCommitments: txnCommit}
sha256Header := blockHeader.ToLightBlockHeader()
a.Equal(basics.Round(200), sha256Header.Round)
a.Equal(txnCommit.Sha256Commitment[:], []byte(sha256Header.Sha256TxnCommitment))
a.Equal(gh, sha256Header.GenesisHash)
}
func TestFirstFieldsAreCommitteeSeed(t *testing.T) {
partitiontest.PartitionTest(t)
a := require.New(t)
var gh crypto.Digest
crypto.RandBytes(gh[:])
blockHeader := LightBlockHeader{
Seed: committee.Seed{'1', '2', '3', '4', '5', '6', '7', '8', '9', 'a'},
Round: 200,
GenesisHash: gh,
}
o := protocol.Encode(&blockHeader)
a.True(strings.HasPrefix(string(o[5:]), "123456789a"))
}
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