nimbus-eth2/tests/official/altair/test_fixture_transition.nim

91 lines
3.6 KiB
Nim

# beacon_chain
# Copyright (c) 2021-Present 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.
{.used.}
import
yaml,
# Standard library
os, sequtils,
# Status internal
faststreams, streams,
# Beacon chain internals
../../../beacon_chain/spec/[
crypto, state_transition, presets, forkedbeaconstate_helpers, helpers],
../../../beacon_chain/spec/datatypes/[phase0, altair],
../../../beacon_chain/[extras, ssz],
# Test utilities
../../testutil,
../fixtures_utils
const
TransitionDir = SszTestsDir/const_preset/"altair"/"transition"/"core"/"pyspec_tests"
type
TransitionEpoch = object
post_fork: string
fork_epoch: int
blocks_count: int
fork_block {.defaultVal: 0.}: int
proc runTest(testName, testDir, unitTestName: string) =
# We wrap the tests in a proc to avoid running out of globals
# in the future: Nim supports up to 3500 globals
# but unittest with the macro/templates put everything as globals
# https://github.com/nim-lang/Nim/issues/12084#issue-486866402
let testPath = testDir / unitTestName
var transitionEpoch: TransitionEpoch
var s = openFileStream(testPath/"meta.yaml")
defer: close(s)
yaml.load(s, transitionEpoch)
proc `testImpl _ blck _ testName`() =
test testName & " - " & unitTestName & preset():
var
preState = newClone(parseTest(testPath/"pre.ssz_snappy", SSZ, phase0.BeaconState))
fhPreState = (ref ForkedHashedBeaconState)(hbsPhase0: phase0.HashedBeaconState(
data: preState[], root: hash_tree_root(preState[])), beaconStateFork: forkPhase0)
cache = StateCache()
rewards = RewardInfo()
# In test cases with more than 10 blocks the first 10 aren't 0-prefixed,
# so purely lexicographic sorting wouldn't sort properly.
let numBlocks = toSeq(walkPattern(testPath/"blocks_*.ssz_snappy")).len
for i in 0 ..< numBlocks:
let inBeforeTimes = i <= transitionEpoch.fork_block and transitionEpoch.fork_block > 0
if inBeforeTimes:
let blck = parseTest(testPath/"blocks_" & $i & ".ssz_snappy", SSZ, phase0.SignedBeaconBlock)
let success = state_transition(
defaultRuntimePreset, fhPreState[], blck,
cache, rewards,
flags = {skipStateRootValidation}, noRollback,
transitionEpoch.fork_epoch.Epoch.compute_start_slot_at_epoch)
doAssert success, "Failure when applying block " & $i
else:
let blck = parseTest(testPath/"blocks_" & $i & ".ssz_snappy", SSZ, altair.SignedBeaconBlock)
let success = state_transition(
defaultRuntimePreset, fhPreState[], blck,
cache, rewards,
flags = {skipStateRootValidation}, noRollback,
transitionEpoch.fork_epoch.Epoch.compute_start_slot_at_epoch)
doAssert success, "Failure when applying block " & $i
let postState = newClone(parseTest(testPath/"post.ssz_snappy", SSZ, altair.BeaconState))
when false:
reportDiff(fhPreState.data, postState)
doAssert getStateRoot(fhPreState[]) == postState[].hash_tree_root()
`testImpl _ blck _ testName`()
suite "Official - Altair - Transition " & preset():
for kind, path in walkDir(TransitionDir, true):
runTest("Official - Altair - Transition", TransitionDir, path)