ipld-eth-server/pkg/geth/converters/common/block_converter_test.go
2019-03-13 11:42:30 -05:00

367 lines
13 KiB
Go

// VulcanizeDB
// Copyright © 2019 Vulcanize
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package common_test
import (
"io/ioutil"
"log"
"math/big"
"os"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/core/types"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/vulcanizedb/pkg/fakes"
vulcCommon "github.com/vulcanize/vulcanizedb/pkg/geth/converters/common"
"github.com/vulcanize/vulcanizedb/pkg/geth/converters/rpc"
)
var _ = Describe("Conversion of GethBlock to core.Block", func() {
It("converts basic Block metadata", func() {
difficulty := big.NewInt(1)
gasLimit := uint64(100000)
gasUsed := uint64(100000)
miner := common.HexToAddress("0x0000000000000000000000000000000000000123")
extraData, _ := hexutil.Decode("0xe4b883e5bda9e7a59ee4bb99e9b1bc")
nonce := types.BlockNonce{10}
number := int64(1)
time := int64(140000000)
header := types.Header{
Difficulty: difficulty,
GasLimit: uint64(gasLimit),
GasUsed: uint64(gasUsed),
Extra: extraData,
Coinbase: miner,
Nonce: nonce,
Number: big.NewInt(number),
ParentHash: common.Hash{64},
Time: big.NewInt(time),
UncleHash: common.Hash{128},
}
block := types.NewBlock(&header, []*types.Transaction{}, []*types.Header{}, []*types.Receipt{})
client := fakes.NewMockEthClient()
transactionConverter := rpc.NewRpcTransactionConverter(client)
blockConverter := vulcCommon.NewBlockConverter(transactionConverter)
coreBlock, err := blockConverter.ToCoreBlock(block)
Expect(err).ToNot(HaveOccurred())
Expect(coreBlock.Difficulty).To(Equal(difficulty.Int64()))
Expect(coreBlock.GasLimit).To(Equal(gasLimit))
Expect(coreBlock.Miner).To(Equal(miner.Hex()))
Expect(coreBlock.GasUsed).To(Equal(gasUsed))
Expect(coreBlock.Hash).To(Equal(block.Hash().Hex()))
Expect(coreBlock.Nonce).To(Equal(hexutil.Encode(header.Nonce[:])))
Expect(coreBlock.Number).To(Equal(number))
Expect(coreBlock.ParentHash).To(Equal(block.ParentHash().Hex()))
Expect(coreBlock.ExtraData).To(Equal(hexutil.Encode(block.Extra())))
Expect(coreBlock.Size).To(Equal(block.Size().String()))
Expect(coreBlock.Time).To(Equal(time))
Expect(coreBlock.UncleHash).To(Equal(block.UncleHash().Hex()))
Expect(coreBlock.IsFinal).To(BeFalse())
})
Describe("The block and uncle rewards calculations", func() {
It("calculates block rewards for a block", func() {
transaction := types.NewTransaction(
uint64(226823),
common.HexToAddress("0x108fedb097c1dcfed441480170144d8e19bb217f"),
big.NewInt(1080900090000000000),
uint64(90000),
big.NewInt(50000000000),
[]byte{},
)
transactions := []*types.Transaction{transaction}
txHash := transaction.Hash()
receipt := types.Receipt{
TxHash: txHash,
GasUsed: uint64(21000),
CumulativeGasUsed: uint64(21000),
}
receipts := []*types.Receipt{&receipt}
client := fakes.NewMockEthClient()
client.SetTransactionReceipts(receipts)
number := int64(1071819)
header := types.Header{
Number: big.NewInt(number),
}
uncles := []*types.Header{{Number: big.NewInt(1071817)}, {Number: big.NewInt(1071818)}}
block := types.NewBlock(&header, transactions, uncles, []*types.Receipt{&receipt})
transactionConverter := rpc.NewRpcTransactionConverter(client)
blockConverter := vulcCommon.NewBlockConverter(transactionConverter)
coreBlock, err := blockConverter.ToCoreBlock(block)
Expect(err).ToNot(HaveOccurred())
Expect(vulcCommon.CalcBlockReward(coreBlock, block.Uncles())).To(Equal(5.31355))
})
It("calculates the uncles reward for a block", func() {
transaction := types.NewTransaction(
uint64(226823),
common.HexToAddress("0x108fedb097c1dcfed441480170144d8e19bb217f"),
big.NewInt(1080900090000000000),
uint64(90000),
big.NewInt(50000000000),
[]byte{})
transactions := []*types.Transaction{transaction}
receipt := types.Receipt{
TxHash: transaction.Hash(),
GasUsed: uint64(21000),
CumulativeGasUsed: uint64(21000),
}
receipts := []*types.Receipt{&receipt}
header := types.Header{
Number: big.NewInt(int64(1071819)),
}
uncles := []*types.Header{
{Number: big.NewInt(1071816)},
{Number: big.NewInt(1071817)},
}
block := types.NewBlock(&header, transactions, uncles, receipts)
client := fakes.NewMockEthClient()
client.SetTransactionReceipts(receipts)
transactionConverter := rpc.NewRpcTransactionConverter(client)
blockConverter := vulcCommon.NewBlockConverter(transactionConverter)
coreBlock, err := blockConverter.ToCoreBlock(block)
Expect(err).ToNot(HaveOccurred())
Expect(vulcCommon.CalcUnclesReward(coreBlock, block.Uncles())).To(Equal(6.875))
})
It("decreases the static block reward from 5 to 3 for blocks after block 4,269,999", func() {
transactionOne := types.NewTransaction(
uint64(8072),
common.HexToAddress("0xebd17720aeb7ac5186c5dfa7bafeb0bb14c02551 "),
big.NewInt(0),
uint64(500000),
big.NewInt(42000000000),
[]byte{},
)
transactionTwo := types.NewTransaction(uint64(8071),
common.HexToAddress("0x3cdab63d764c8c5048ed5e8f0a4e95534ba7e1ea"),
big.NewInt(0),
uint64(500000),
big.NewInt(42000000000),
[]byte{})
transactions := []*types.Transaction{transactionOne, transactionTwo}
receiptOne := types.Receipt{
TxHash: transactionOne.Hash(),
GasUsed: uint64(297508),
CumulativeGasUsed: uint64(0),
}
receiptTwo := types.Receipt{
TxHash: transactionTwo.Hash(),
GasUsed: uint64(297508),
CumulativeGasUsed: uint64(0),
}
receipts := []*types.Receipt{&receiptOne, &receiptTwo}
number := int64(4370055)
header := types.Header{
Number: big.NewInt(number),
}
var uncles []*types.Header
block := types.NewBlock(&header, transactions, uncles, receipts)
client := fakes.NewMockEthClient()
client.SetTransactionReceipts(receipts)
transactionConverter := rpc.NewRpcTransactionConverter(client)
blockConverter := vulcCommon.NewBlockConverter(transactionConverter)
coreBlock, err := blockConverter.ToCoreBlock(block)
Expect(err).ToNot(HaveOccurred())
Expect(vulcCommon.CalcBlockReward(coreBlock, block.Uncles())).To(Equal(3.024990672))
})
})
Describe("the converted transactions", func() {
It("is empty", func() {
header := types.Header{}
block := types.NewBlock(&header, []*types.Transaction{}, []*types.Header{}, []*types.Receipt{})
client := fakes.NewMockEthClient()
transactionConverter := rpc.NewRpcTransactionConverter(client)
blockConverter := vulcCommon.NewBlockConverter(transactionConverter)
coreBlock, err := blockConverter.ToCoreBlock(block)
Expect(err).ToNot(HaveOccurred())
Expect(len(coreBlock.Transactions)).To(Equal(0))
})
It("converts a single transaction", func() {
gethTransaction := types.NewTransaction(
uint64(10000), common.Address{1},
big.NewInt(10),
uint64(5000),
big.NewInt(3),
hexutil.MustDecode("0xf7d8c8830000000000000000000000000000000000000000000000000000000000037788000000000000000000000000000000000000000000000000000000000003bd14"),
)
gethReceipt := &types.Receipt{
Bloom: types.BytesToBloom(hexutil.MustDecode("0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000")),
ContractAddress: common.HexToAddress("x123"),
CumulativeGasUsed: uint64(7996119),
GasUsed: uint64(21000),
Logs: []*types.Log{},
Status: uint64(1),
TxHash: gethTransaction.Hash(),
}
client := fakes.NewMockEthClient()
client.SetTransactionReceipts([]*types.Receipt{gethReceipt})
header := types.Header{}
block := types.NewBlock(
&header,
[]*types.Transaction{gethTransaction},
[]*types.Header{},
[]*types.Receipt{gethReceipt},
)
transactionConverter := rpc.NewRpcTransactionConverter(client)
blockConverter := vulcCommon.NewBlockConverter(transactionConverter)
coreBlock, err := blockConverter.ToCoreBlock(block)
Expect(err).ToNot(HaveOccurred())
Expect(len(coreBlock.Transactions)).To(Equal(1))
coreTransaction := coreBlock.Transactions[0]
Expect(coreTransaction.Data).To(Equal("0xf7d8c8830000000000000000000000000000000000000000000000000000000000037788000000000000000000000000000000000000000000000000000000000003bd14"))
Expect(coreTransaction.To).To(Equal(gethTransaction.To().Hex()))
Expect(coreTransaction.From).To(Equal("0x0000000000000000000000000000000000000123"))
Expect(coreTransaction.GasLimit).To(Equal(gethTransaction.Gas()))
Expect(coreTransaction.GasPrice).To(Equal(gethTransaction.GasPrice().Int64()))
Expect(coreTransaction.Value).To(Equal(gethTransaction.Value().String()))
Expect(coreTransaction.Nonce).To(Equal(gethTransaction.Nonce()))
coreReceipt := coreTransaction.Receipt
expectedReceipt := vulcCommon.ToCoreReceipt(gethReceipt)
Expect(coreReceipt).To(Equal(expectedReceipt))
})
It("has an empty 'To' field when transaction creates a new contract", func() {
gethTransaction := types.NewContractCreation(
uint64(10000),
big.NewInt(10),
uint64(5000),
big.NewInt(3),
[]byte("1234"),
)
gethReceipt := &types.Receipt{
CumulativeGasUsed: uint64(1),
GasUsed: uint64(1),
TxHash: gethTransaction.Hash(),
ContractAddress: common.HexToAddress("0x1023342345"),
}
client := fakes.NewMockEthClient()
client.SetTransactionReceipts([]*types.Receipt{gethReceipt})
block := types.NewBlock(
&types.Header{},
[]*types.Transaction{gethTransaction},
[]*types.Header{},
[]*types.Receipt{gethReceipt},
)
transactionConverter := rpc.NewRpcTransactionConverter(client)
blockConverter := vulcCommon.NewBlockConverter(transactionConverter)
coreBlock, err := blockConverter.ToCoreBlock(block)
Expect(err).ToNot(HaveOccurred())
coreTransaction := coreBlock.Transactions[0]
Expect(coreTransaction.To).To(Equal(""))
coreReceipt := coreTransaction.Receipt
expectedReceipt := vulcCommon.ToCoreReceipt(gethReceipt)
Expect(coreReceipt).To(Equal(expectedReceipt))
})
})
Describe("transaction error handling", func() {
var gethTransaction *types.Transaction
var gethReceipt *types.Receipt
var header *types.Header
var block *types.Block
BeforeEach(func() {
log.SetOutput(ioutil.Discard)
gethTransaction = types.NewTransaction(
uint64(0),
common.Address{},
big.NewInt(0),
uint64(0),
big.NewInt(0),
[]byte{},
)
gethReceipt = &types.Receipt{}
header = &types.Header{}
block = types.NewBlock(
header,
[]*types.Transaction{gethTransaction},
[]*types.Header{},
[]*types.Receipt{gethReceipt},
)
})
AfterEach(func() {
defer log.SetOutput(os.Stdout)
})
It("returns an error when transaction sender call fails", func() {
client := fakes.NewMockEthClient()
client.SetTransactionSenderErr(fakes.FakeError)
transactionConverter := rpc.NewRpcTransactionConverter(client)
blockConverter := vulcCommon.NewBlockConverter(transactionConverter)
_, err := blockConverter.ToCoreBlock(block)
Expect(err).To(MatchError(fakes.FakeError))
})
It("returns an error when transaction receipt call fails", func() {
client := fakes.NewMockEthClient()
client.SetTransactionReceiptErr(fakes.FakeError)
transactionConverter := rpc.NewRpcTransactionConverter(client)
blockConverter := vulcCommon.NewBlockConverter(transactionConverter)
_, err := blockConverter.ToCoreBlock(block)
Expect(err).To(MatchError(fakes.FakeError))
})
})
})