Official Go implementation of the Ethereum protocol
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go-ethereum/trie/database_test.go

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// Copyright 2019 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 trie
import (
"github.com/ethereum/go-ethereum/core/rawdb"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/trie/triedb/hashdb"
"github.com/ethereum/go-ethereum/trie/triedb/pathdb"
)
// newTestDatabase initializes the trie database with specified scheme.
func newTestDatabase(diskdb ethdb.Database, scheme string) *Database {
db := prepare(diskdb, nil)
if scheme == rawdb.HashScheme {
db.backend = hashdb.New(diskdb, 0, mptResolver{})
} else {
db.backend = pathdb.New(diskdb, &pathdb.Config{}) // disable clean/dirty cache
}
return db
}