go-ethereum/light/checkpoint_test.go
2018-07-31 18:12:44 +08:00

55 lines
1.9 KiB
Go

// 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 light
import (
"testing"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/ethdb"
)
var testCheckpoint = &TrustedCheckpoint{
Name: "test",
SectionIdx: 100,
SectionHead: common.HexToHash("0xbeef"),
ChtRoot: common.HexToHash("0xdead"),
BloomTrieRoot: common.HexToHash("0xdeadbeef"),
}
func TestRWCheckpoint(t *testing.T) {
mdb := ethdb.NewMemDatabase()
WriteTrustedCheckpoint(mdb, testCheckpoint)
if !assertCheckpointEqual(testCheckpoint, ReadTrustedCheckpoint(mdb)) {
t.Error("the checkpoint retrieved from database is different")
}
}
func TestHashEqual(t *testing.T) {
if !testCheckpoint.HashEqual(common.HexToHash("0x6142a271d44a56107cd9de0be0a04211841593906b310f8c4d33be56b6e78959")) {
t.Error("checkpoint should hash equal to given one")
}
emptyCheckpoint := &TrustedCheckpoint{}
if !emptyCheckpoint.HashEqual(common.Hash{}) {
t.Error("empty checkpoint should equal to empty hash")
}
}
func assertCheckpointEqual(ckp1, ckp2 *TrustedCheckpoint) bool {
return ckp1.SectionIdx == ckp2.SectionIdx && ckp1.SectionHead == ckp2.SectionHead && ckp1.ChtRoot == ckp2.ChtRoot &&
ckp1.BloomTrieRoot == ckp2.BloomTrieRoot
}