nimbus-eth1/tests/test_persistblock_json.nim

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# Nimbus
# Copyright (c) 2018 Status Research & Development GmbH
# Licensed under either of
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
# * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
# at your option. This file may not be copied, modified, or distributed except according to those terms.
import
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std/[json, os, tables, strutils],
unittest2,
stew/byteutils,
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./test_helpers,
../nimbus/core/chain,
../nimbus/common/common
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# use tracerTestGen.nim to generate additional test data
proc testFixture(node: JsonNode, testStatusIMPL: var TestStatus) =
var
blockNumber = UInt256.fromHex(node["blockNumber"].getStr())
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memoryDB = newMemoryDB()
config = chainConfigForNetwork(MainNet)
com = CommonRef.new(memoryDB, config, pruneTrie = false)
state = node["state"]
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for k, v in state:
let key = hexToSeqByte(k)
let value = hexToSeqByte(v.getStr())
memoryDB.put(key, value)
let
parentNumber = blockNumber - 1
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parent = com.db.getBlockHeader(parentNumber)
header = com.db.getBlockHeader(blockNumber)
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headerHash = header.blockHash
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blockBody = com.db.getBlockBody(headerHash)
chain = newChain(com)
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headers = @[header]
bodies = @[blockBody]
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# it's ok if setHead fails here because of missing ancestors
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discard com.db.setHead(parent, true)
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let validationResult = chain.persistBlocks(headers, bodies)
check validationResult == ValidationResult.OK
proc persistBlockJsonMain*() =
suite "persist block json tests":
jsonTest("PersistBlockTests", testFixture)
#var testStatusIMPL: TestStatus
#let n = json.parseFile("tests" / "fixtures" / "PersistBlockTests" / "block420301.json")
#testFixture(n, testStatusIMPL)
when isMainModule:
persistBlockJsonMain()