111 lines
3.1 KiB
Nim
111 lines
3.1 KiB
Nim
# Nimbus
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# Copyright (c) 2018 Status Research & Development GmbH
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# Licensed under either of
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# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
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# * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
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# at your option. This file may not be copied, modified, or distributed except according to those terms.
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{.used.}
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import options, unittest, sequtils, eth/trie/[db],
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../beacon_chain/[beacon_chain_db, extras, interop, ssz],
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../beacon_chain/spec/[beaconstate, datatypes, digest, crypto],
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# test utilies
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./testutil
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suite "Beacon chain DB" & preset():
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test "empty database" & preset():
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var
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db = init(BeaconChainDB, newMemoryDB())
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check:
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db.getState(Eth2Digest()).isNone
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db.getBlock(Eth2Digest()).isNone
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test "sanity check blocks" & preset():
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var
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db = init(BeaconChainDB, newMemoryDB())
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let
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blck = BeaconBlock()
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root = signing_root(blck)
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db.putBlock(blck)
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check:
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db.containsBlock(root)
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db.getBlock(root).get() == blck
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db.putStateRoot(root, blck.slot, root)
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check:
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db.getStateRoot(root, blck.slot).get() == root
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test "sanity check states" & preset():
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var
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db = init(BeaconChainDB, newMemoryDB())
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let
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state = BeaconState()
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root = hash_tree_root(state)
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db.putState(state)
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check:
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db.containsState(root)
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db.getState(root).get() == state
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test "find ancestors" & preset():
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var
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db = init(BeaconChainDB, newMemoryDB())
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x: ValidatorSig
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y = init(ValidatorSig, x.getBytes())
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# Silly serialization check that fails without the right import
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check: x == y
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let
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a0 = BeaconBlock(slot: GENESIS_SLOT + 0)
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a0r = signing_root(a0)
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a1 = BeaconBlock(slot: GENESIS_SLOT + 1, parent_root: a0r)
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a1r = signing_root(a1)
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a2 = BeaconBlock(slot: GENESIS_SLOT + 2, parent_root: a1r)
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a2r = signing_root(a2)
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doAssert toSeq(db.getAncestors(a0r)) == []
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doAssert toSeq(db.getAncestors(a2r)) == []
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db.putBlock(a2)
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doAssert toSeq(db.getAncestors(a0r)) == []
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doAssert toSeq(db.getAncestors(a2r)) == [(a2r, a2)]
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db.putBlock(a1)
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doAssert toSeq(db.getAncestors(a0r)) == []
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doAssert toSeq(db.getAncestors(a2r)) == [(a2r, a2), (a1r, a1)]
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db.putBlock(a0)
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doAssert toSeq(db.getAncestors(a0r)) == [(a0r, a0)]
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doAssert toSeq(db.getAncestors(a2r)) == [(a2r, a2), (a1r, a1), (a0r, a0)]
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test "sanity check genesis roundtrip" & preset():
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# This is a really dumb way of checking that we can roundtrip a genesis
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# state. We've been bit by this because we've had a bug in the BLS
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# serialization where an all-zero default-initialized bls signature could
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# not be deserialized because the deserialization was too strict.
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var
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db = init(BeaconChainDB, newMemoryDB())
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let
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state = initialize_beacon_state_from_eth1(
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eth1BlockHash, 0, makeInitialDeposits(SLOTS_PER_EPOCH), {skipValidation})
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root = hash_tree_root(state)
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db.putState(state)
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check:
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db.containsState(root)
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db.getState(root).get() == state
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