mirror of https://github.com/status-im/nim-eth.git
437 lines
11 KiB
Nim
437 lines
11 KiB
Nim
{.used.}
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import
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unittest, sequtils, os, stew/byteutils,
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eth/trie/[hexary, db, trie_defs], nimcrypto/utils,
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./testutils, algorithm, random
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from strutils import split
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suite "hexary trie":
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setup:
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var
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db = newMemoryDB()
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tr {.used.} = initHexaryTrie(db)
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test "ref-counted keys crash":
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proc addKey(intKey: int) =
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var key = newSeqWith(20, 0.byte)
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key[19] = byte(intKey)
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var data = newSeqWith(29, 1.byte)
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var k = key
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let v = tr.get(k)
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doAssert(v.len == 0)
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tr.put(k, data)
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addKey(166)
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addKey(193)
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addKey(7)
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addKey(101)
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addKey(159)
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addKey(187)
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addKey(206)
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addKey(242)
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addKey(94)
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addKey(171)
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addKey(14)
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addKey(143)
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addKey(237)
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addKey(148)
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addKey(181)
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addKey(147)
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addKey(45)
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addKey(81)
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addKey(77)
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addKey(123)
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addKey(35)
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addKey(24)
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addKey(188)
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addKey(136)
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const genesisAccounts = "tests/cases/mainnet-genesis-accounts.txt"
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if fileExists(genesisAccounts):
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# This test is optional because it takes a while to run and the
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# verification is already being part of Nimbus (see genesis.nim).
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#
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# On the other hand, it's useful to be able to debug just the trie
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# code if problems arise. You can download the genesis-accounts file
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# using the the following command at the root at the repo:
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#
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# wget https://gist.github.com/zah/f3a7d325a71d35df3c2606af05d30910/raw/d8bf8fed3d2760f0054cebf4de254a0564a87322/mainnet-genesis-accounts.txt -P tests/cases
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test "genesis hash":
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for line in lines(genesisAccounts):
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var parts = line.split(" ")
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var
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key = fromHex(parts[0])
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val = fromHex(parts[1])
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SecureHexaryTrie(tr).put(key, val)
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check tr.rootHashHex == "D7F8974FB5AC78D9AC099B9AD5018BEDC2CE0A72DAD1827A1709DA30580F0544"
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# lexicographic comparison
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proc lexComp(a, b: seq[byte]): bool =
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var
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x = 0
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y = 0
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xlen = a.len
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ylen = b.len
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while x != xlen:
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if y == ylen or b[y] < a[x]: return false
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elif a[x] < b[y]: return true
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inc x
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inc y
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result = y != ylen
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proc cmp(a, b: seq[byte]): int =
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if a == b: return 0
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if a.lexComp(b): return 1
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return -1
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test "get values and keys":
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randomize()
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var
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memdb = newMemoryDB()
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trie = initHexaryTrie(memdb)
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keys = [
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"key".toBytes,
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"abc".toBytes,
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"hola".toBytes,
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"bubble".toBytes
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]
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vals = [
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"hello".toBytes,
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"world".toBytes,
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"block".toBytes,
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"chain".toBytes
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]
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for i in 0 ..< keys.len:
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trie.put(keys[i], vals[i])
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var values = trie.getValues()
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values.sort(cmp)
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vals.sort(cmp)
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check values == vals
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var paths = trie.getKeys()
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paths.sort(cmp)
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keys.sort(cmp)
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check paths == keys
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paths.setLen(0)
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for k in trie.keys:
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paths.add(k)
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paths.sort(cmp)
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keys.sort(cmp)
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check paths == keys
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values.setLen(0)
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paths.setLen(0)
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for k, v in trie:
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paths.add k
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values.add v
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paths.sort(cmp)
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values.sort(cmp)
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check paths == keys
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check values == vals
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test "get values and keys with random data":
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var
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memdb = newMemoryDB()
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trie = initHexaryTrie(memdb)
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keys = randList(seq[byte], randGen(5, 32), randGen(10))
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vals = randList(seq[byte], randGen(5, 7), randGen(10))
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keys2 = randList(seq[byte], randGen(5, 30), randGen(15))
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vals2 = randList(seq[byte], randGen(5, 7), randGen(15))
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for i in 0 ..< keys.len:
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trie.put(keys[i], vals[i])
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for i in 0 ..< keys.len:
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check trie.get(keys[i]) == vals[i]
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var values = trie.getValues()
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values.sort(cmp)
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vals.sort(cmp)
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check values == vals
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let rootHash = trie.rootHash
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for i in 0 ..< keys2.len:
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trie.put(keys2[i], vals2[i])
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var trie2 = initHexaryTrie(memdb, rootHash)
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# because of pruning, equality become uncertain
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values = trie2.getValues()
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values.sort(cmp)
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let
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cmpResultA = values != vals
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cmpResultB = values == vals
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check cmpResultB or cmpResultA
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var values2 = trie.getValues()
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vals2.add vals
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values2.sort(cmp)
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vals2.sort(cmp)
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check values2 == vals2
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values2.setLen(0)
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for k in trie.values:
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values2.add(k)
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values2.sort(cmp)
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check values2 == vals2
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var paths = trie.getKeys()
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paths.sort(cmp)
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keys2.add keys
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keys2.sort(cmp)
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check paths == keys2
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paths.setLen(0)
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for k in trie.keys:
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paths.add(k)
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paths.sort(cmp)
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check paths == keys2
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values.setLen(0)
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paths.setLen(0)
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for k, v in trie:
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paths.add k
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values.add v
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paths.sort(cmp)
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values.sort(cmp)
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check paths == keys2
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check values == vals2
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test "non-pruning mode":
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var
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memdb = newMemoryDB()
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nonPruningTrie = initHexaryTrie(memdb, false)
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keys = randList(seq[byte], randGen(5, 77), randGen(30))
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vals = randList(seq[byte], randGen(1, 57), randGen(30))
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moreKeys = randList(seq[byte], randGen(5, 33), randGen(45))
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moreVals = randList(seq[byte], randGen(1, 47), randGen(45))
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for i in 0 ..< keys.len:
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nonPruningTrie.put(keys[i], vals[i])
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let rootHash = nonPruningTrie.rootHash
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for i in 0 ..< moreKeys.len:
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nonPruningTrie.put(moreKeys[i], moreVals[i])
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var
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readOnlyTrie = initHexaryTrie(memdb, rootHash)
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secondaryTrie = initHexaryTrie(memdb, rootHash, false)
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keys.sort(cmp)
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vals.sort(cmp)
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var
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roKeys = readOnlyTrie.getKeys()
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roValues = readOnlyTrie.getValues()
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scKeys = secondaryTrie.getKeys()
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scValues = secondaryTrie.getValues()
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roKeys.sort(cmp)
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roValues.sort(cmp)
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scKeys.sort(cmp)
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scValues.sort(cmp)
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check keys == roKeys
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check vals == roValues
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check keys == scKeys
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check vals == scValues
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test "elaborate non-pruning test":
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type
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History = object
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keys: seq[seq[byte]]
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values: seq[seq[byte]]
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rootHash: KeccakHash
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const
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listLength = 30
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numLoop = 100
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for iteration in 0 ..< numLoop:
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var
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memdb = newMemoryDB()
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nonPruningTrie = initHexaryTrie(memdb, false)
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keys = randList(seq[byte], randGen(3, 33), randGen(listLength))
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values = randList(seq[byte], randGen(5, 77), randGen(listLength))
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historyList = newSeq[History](listLength)
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ok = true
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for i, k in keys:
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historyList[i].keys = newSeq[seq[byte]](i + 1)
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historyList[i].values = newSeq[seq[byte]](i + 1)
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for x in 0 ..< i + 1:
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historyList[i].keys[x] = keys[x]
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historyList[i].values[x] = values[x]
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nonPruningTrie.put(keys[i], values[i])
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historyList[i].rootHash = nonPruningTrie.rootHash
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historyList[i].keys.sort(cmp)
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historyList[i].values.sort(cmp)
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for h in historyList:
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var
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trie = initHexaryTrie(memdb, h.rootHash)
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pKeys: seq[seq[byte]] = @[]
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pValues = trie.getValues()
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for k in trie.keys:
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pKeys.add k
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pKeys.sort(cmp)
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pValues.sort(cmp)
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check pKeys.len == h.keys.len
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check pValues.len == h.values.len
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check pKeys == h.keys
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check pValues == h.values
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ok = ok and pKeys.len == h.keys.len
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ok = ok and pValues.len == h.values.len
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ok = ok and pKeys == h.keys
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ok = ok and pValues == h.values
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if not ok: break
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if not ok:
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echo "ITERATION: ", iteration
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break
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proc isValidBranch(branch: seq[seq[byte]], rootHash: KeccakHash, key, value: seq[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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test "get branch with pruning trie":
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var
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memdb = newMemoryDB()
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trie = initHexaryTrie(memdb)
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keys = randList(seq[byte], randGen(5, 77), randGen(30))
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vals = randList(seq[byte], randGen(1, 57), randGen(30))
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for i in 0 ..< keys.len:
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trie.put(keys[i], vals[i])
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for i in 0 ..< keys.len:
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var branch = trie.getBranch(keys[i])
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check isValidBranch(branch, trie.rootHash, keys[i], vals[i])
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test "get branch with non pruning trie":
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const
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numKeyVal = 30
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var
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memdb = newMemoryDB()
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nonPruningTrie = initHexaryTrie(memdb, false)
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keys = randList(seq[byte], randGen(5, 77), randGen(numKeyVal))
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vals = randList(seq[byte], randGen(1, 57), randGen(numKeyVal))
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roots = newSeq[KeccakHash](numKeyVal)
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for i in 0 ..< keys.len:
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nonPruningTrie.put(keys[i], vals[i])
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roots[i] = nonPruningTrie.rootHash
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for i in 0 ..< keys.len:
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var trie = initHexaryTrie(memdb, roots[i], false)
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for x in 0 ..< i+1:
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var branch = trie.getBranch(keys[x])
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check isValidBranch(branch, trie.rootHash, keys[x], vals[x])
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test "isPruning getter":
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var
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memdb = newMemoryDB()
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nonPruningTrie = initHexaryTrie(memdb, false)
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pruningTrie = initHexaryTrie(memdb, true)
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nonPruningSecureTrie = initSecureHexaryTrie(memdb, false)
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pruningSecureTrie = initSecureHexaryTrie(memdb, true)
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check nonPruningTrie.isPruning == false
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check pruningTrie.isPruning == true
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check nonPruningSecureTrie.isPruning == false
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check pruningSecureTrie.isPruning == true
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test "multi-roots pruning trie":
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const
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numKeyVal = 30
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var
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memdb = newMemoryDB()
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pruningTrie = initHexaryTrie(memdb, isPruning = true)
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let
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keys = randList(seq[byte], randGen(5, 77), randGen(numKeyVal))
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vals = randList(seq[byte], randGen(1, 57), randGen(numKeyVal))
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newVals = randList(seq[byte], randGen(1, 63), randGen(numKeyVal))
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var tx1 = memdb.beginTransaction()
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for i in 0 ..< numKeyVal:
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pruningTrie.put(keys[i], vals[i])
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tx1.commit()
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let rootHash1 = pruningTrie.rootHash
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var tx2 = memdb.beginTransaction()
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for i in 0 ..< numKeyVal:
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pruningTrie.put(keys[i], newVals[i])
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tx2.commit(applyDeletes = false)
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let rootHash2 = pruningTrie.rootHash
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check rootHash1 != rootHash2
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var trie1 = initHexaryTrie(memdb, rootHash1, isPruning = true)
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for x in 0 ..< numKeyVal:
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var branch = trie1.getBranch(keys[x])
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check isValidBranch(branch, trie1.rootHash, keys[x], vals[x])
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var trie2 = initHexaryTrie(memdb, rootHash2, isPruning = true)
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for x in 0 ..< numKeyVal:
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var branch = trie2.getBranch(keys[x])
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check isValidBranch(branch, trie2.rootHash, keys[x], newVals[x])
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test "replicate iterator":
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const
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numKeyVal = 30
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var
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memdb = newMemoryDB()
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repdb = newMemoryDB()
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pruningTrie = initHexaryTrie(memdb, isPruning = true)
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let
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keys = randList(seq[byte], randGen(5, 77), randGen(numKeyVal))
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vals = randList(seq[byte], randGen(1, 57), randGen(numKeyVal))
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for i in 0 ..< numKeyVal:
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pruningTrie.put(keys[i], vals[i])
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let rootHash = pruningTrie.rootHash
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for k, v in pruningTrie.replicate:
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repdb.put(k, v)
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var trie = initHexaryTrie(repdb, rootHash, isPruning = true)
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var numPairs = 0
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for k, v in trie.pairs:
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check k in keys
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check v in vals
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inc numPairs
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check numPairs == numKeyVal
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