139 lines
4.3 KiB
Nim
139 lines
4.3 KiB
Nim
import
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unittest2, os, json, strutils,
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eth/[common, rlp], eth/trie/[hexary, db, trie_defs],
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stew/byteutils, faststreams/input_stream,
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../tests/[test_helpers, test_config],
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../nimbus/db/accounts_cache,
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../stateless/[witness_from_tree, tree_from_witness]
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type
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Tester = object
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address: seq[EthAddress]
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memDB: TrieDatabaseRef
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proc isValidBranch(branch: openArray[seq[byte]], rootHash: KeccakHash, key, value: openArray[byte]): bool =
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# branch must not be empty
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doAssert(branch.len != 0)
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var db = newMemoryDB()
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for node in branch:
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doAssert(node.len != 0)
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let nodeHash = hexary.keccak(node)
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db.put(nodeHash.data, node)
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var trie = initHexaryTrie(db, rootHash)
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result = trie.get(key) == value
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proc testGetBranch(tester: Tester, rootHash: KeccakHash, testStatusIMPL: var TestStatus) =
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var trie = initHexaryTrie(tester.memdb, rootHash)
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#try:
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for address in tester.address:
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var wb = initWitnessBuilder(tester.memdb, rootHash)
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var witness = wb.buildWitness(address)
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var db = newMemoryDB()
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when defined(useInputStream):
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var input = memoryInput(witness)
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var tb = initTreeBuilder(input, db)
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else:
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var tb = initTreeBuilder(witness, db)
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var root = tb.treeNode()
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check root.data == rootHash.data
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#echo "ROOT: ", root.data.toHex
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#echo "rootHash: ", rootHash.data.toHex
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#var stackBranch = wb.getBranchStack(address)
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#check recurseBranch == stackBranch
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#
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#var branch = wb.getBranch(address)
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#let account = trie.get(address)
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#check isValidBranch(branch, trie.rootHash, address, account)
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#except:
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#debugEcho "MSG: ", getCurrentExceptionMsg()
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#quit(1)
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func parseHash256(n: JsonNode, name: string): Hash256 =
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hexToByteArray(n[name].getStr(), result.data)
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proc setupStateDB(tester: var Tester, wantedState: JsonNode, stateDB: var AccountsCache): Hash256 =
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for ac, accountData in wantedState:
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let account = ethAddressFromHex(ac)
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tester.address.add(account)
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for slot, value in accountData{"storage"}:
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stateDB.setStorage(account, fromHex(UInt256, slot), fromHex(UInt256, value.getStr))
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let nonce = accountData{"nonce"}.getHexadecimalInt.AccountNonce
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let code = accountData{"code"}.getStr.safeHexToSeqByte
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let balance = UInt256.fromHex accountData{"balance"}.getStr
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stateDB.setNonce(account, nonce)
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stateDB.setCode(account, code)
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stateDB.setBalance(account, balance)
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stateDB.persist()
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result = stateDB.rootHash
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proc testBlockWitness(node: JsonNode, rootHash: Hash256, testStatusIMPL: var TestStatus) =
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var
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tester = Tester(memDB: newMemoryDB())
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ac = AccountsCache.init(tester.memDB, emptyRlpHash, true)
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let root = tester.setupStateDB(node, ac)
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if rootHash != emptyRlpHash:
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check root == rootHash
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tester.testGetBranch(root, testStatusIMPL)
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proc testFixtureBC(node: JsonNode, testStatusIMPL: var TestStatus) =
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for fixtureName, fixture in node:
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let rootHash = parseHash256(fixture["genesisBlockHeader"], "stateRoot")
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fixture["pre"].testBlockWitness(rootHash, testStatusIMPL)
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proc testFixtureGST(node: JsonNode, testStatusIMPL: var TestStatus) =
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var fixture: JsonNode
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for fixtureName, child in node:
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fixture = child
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break
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fixture["pre"].testBlockWitness(emptyRlpHash, testStatusIMPL)
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proc blockWitnessMain*(debugMode = false) =
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if paramCount() == 0 or not debugMode:
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# run all test fixtures
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suite "Block Witness":
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jsonTest("newBlockChainTests", "witnessBuilderBC", testFixtureBC)
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suite "Block Witness":
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jsonTest("GeneralStateTests", "witnessBuilderGST", testFixtureGST)
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else:
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# execute single test in debug mode
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let config = getConfiguration()
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if config.testSubject.len == 0:
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echo "missing test subject"
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quit(QuitFailure)
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let folder = if config.legacy: "GeneralStateTests" else: "newGeneralStateTests"
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let path = "tests" / "fixtures" / folder
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let n = json.parseFile(path / config.testSubject)
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var testStatusIMPL: TestStatus
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if config.legacy:
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testFixtureGST(n, testStatusIMPL)
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else:
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testFixtureBC(n, testStatusIMPL)
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when isMainModule:
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var message: string
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## Processing command line arguments
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if processArguments(message) != Success:
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echo message
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quit(QuitFailure)
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else:
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if len(message) > 0:
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echo message
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quit(QuitSuccess)
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blockWitnessMain(true)
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