nimbus-eth2/tests/testdbutil.nim

32 lines
1.3 KiB
Nim

# beacon_chain
# Copyright (c) 2018-2021 Status Research & Development GmbH
# Licensed and distributed under either of
# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
# at your option. This file may not be copied, modified, or distributed except according to those terms.
import
chronicles,
../beacon_chain/[beacon_chain_db, extras],
../beacon_chain/consensus_object_pools/blockchain_dag,
../beacon_chain/spec/[beaconstate, digest],
eth/db/[kvstore, kvstore_sqlite3],
./testblockutil
export beacon_chain_db, testblockutil, kvstore, kvstore_sqlite3
proc makeTestDB*(tailState: var BeaconState, tailBlock: SignedBeaconBlock): BeaconChainDB =
result = BeaconChainDB.new(defaultRuntimePreset, "", inMemory = true)
ChainDAGRef.preInit(result, tailState, tailState, tailBlock)
proc makeTestDB*(validators: Natural): BeaconChainDB =
let
genState = initialize_beacon_state_from_eth1(
defaultRuntimePreset,
Eth2Digest(),
0,
makeInitialDeposits(validators.uint64, flags = {skipBlsValidation}),
{skipBlsValidation})
genBlock = get_initial_beacon_block(genState[])
makeTestDB(genState[], genBlock)