90 lines
3.5 KiB
Nim
90 lines
3.5 KiB
Nim
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# beacon_chain
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# Copyright (c) 2021-Present Status Research & Development GmbH
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# Licensed and distributed under either of
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# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
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# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
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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
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chronicles, yaml,
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# Standard library
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os, sequtils,
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# Status internal
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faststreams, streams,
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# Beacon chain internals
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../../../beacon_chain/spec/[crypto, state_transition, presets],
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../../../beacon_chain/spec/datatypes/[phase0, altair],
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../../../beacon_chain/[extras, ssz],
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# Test utilities
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../../testutil,
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../fixtures_utils
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const
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TransitionDir = SszTestsDir/const_preset/"altair"/"transition"/"core"/"pyspec_tests"
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type
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TransitionEpoch = object
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post_fork: string
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fork_epoch: int
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blocks_count: int
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fork_block {.defaultVal: 0.}: int
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proc runTest(testName, testDir, unitTestName: string) =
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# We wrap the tests in a proc to avoid running out of globals
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# in the future: Nim supports up to 3500 globals
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# but unittest with the macro/templates put everything as globals
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# https://github.com/nim-lang/Nim/issues/12084#issue-486866402
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let testPath = testDir / unitTestName
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var transitionEpoch: TransitionEpoch
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var s = openFileStream(testPath/"meta.yaml")
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defer: close(s)
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yaml.load(s, transitionEpoch)
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proc `testImpl _ blck _ testName`() =
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test testName & " - " & unitTestName & preset():
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var
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preState = newClone(parseTest(testPath/"pre.ssz_snappy", SSZ, phase0.BeaconState))
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sdPreState = (ref ForkedHashedBeaconState)(hbsPhase0: phase0.HashedBeaconState(
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data: preState[], root: hash_tree_root(preState[])), beaconStateFork: forkPhase0)
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cache = StateCache()
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rewards = RewardInfo()
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# In test cases with more than 10 blocks the first 10 aren't 0-prefixed,
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# so purely lexicographic sorting wouldn't sort properly.
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let numBlocks = toSeq(walkPattern(testPath/"blocks_*.ssz_snappy")).len
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for i in 0 ..< numBlocks:
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let inBeforeTimes = i <= transitionEpoch.fork_block and transitionEpoch.fork_block > 0
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if inBeforeTimes:
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let blck = parseTest(testPath/"blocks_" & $i & ".ssz_snappy", SSZ, phase0.SignedBeaconBlock)
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let success = state_transition(
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defaultRuntimePreset, sdPreState[], blck,
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cache, rewards,
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flags = {skipStateRootValidation}, noRollback,
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transitionEpoch.fork_epoch.Epoch)
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doAssert success, "Failure when applying block " & $i
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else:
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let blck = parseTest(testPath/"blocks_" & $i & ".ssz_snappy", SSZ, altair.SignedBeaconBlock)
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let success = state_transition(
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defaultRuntimePreset, sdPreState[], blck,
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cache, rewards,
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flags = {skipStateRootValidation}, noRollback,
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transitionEpoch.fork_epoch.Epoch)
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doAssert success, "Failure when applying block " & $i
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let postState = newClone(parseTest(testPath/"post.ssz_snappy", SSZ, altair.BeaconState))
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when false:
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reportDiff(sdPreState.data, postState)
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doAssert getStateRoot(sdPreState[]) == postState[].hash_tree_root()
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`testImpl _ blck _ testName`()
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suite "Official - Altair - Transition " & preset():
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for kind, path in walkDir(TransitionDir, true):
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runTest("Official - Altair - Transition", TransitionDir, path)
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