ipld-eth-server/pkg/eth/api_test.go

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// 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 eth_test
import (
"context"
"strconv"
"github.com/ethereum/go-ethereum"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/rpc"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/ipfs-blockchain-watcher/pkg/eth"
"github.com/vulcanize/ipfs-blockchain-watcher/pkg/eth/mocks"
"github.com/vulcanize/ipfs-blockchain-watcher/pkg/postgres"
"github.com/vulcanize/ipfs-blockchain-watcher/pkg/shared"
)
var (
expectedBlock = map[string]interface{}{
"number": (*hexutil.Big)(mocks.MockBlock.Number()),
"hash": mocks.MockBlock.Hash(),
"parentHash": mocks.MockBlock.ParentHash(),
"nonce": mocks.MockBlock.Header().Nonce,
"mixHash": mocks.MockBlock.MixDigest(),
"sha3Uncles": mocks.MockBlock.UncleHash(),
"logsBloom": mocks.MockBlock.Bloom(),
"stateRoot": mocks.MockBlock.Root(),
"miner": mocks.MockBlock.Coinbase(),
"difficulty": (*hexutil.Big)(mocks.MockBlock.Difficulty()),
"extraData": hexutil.Bytes(mocks.MockBlock.Header().Extra),
"gasLimit": hexutil.Uint64(mocks.MockBlock.GasLimit()),
"gasUsed": hexutil.Uint64(mocks.MockBlock.GasUsed()),
"timestamp": hexutil.Uint64(mocks.MockBlock.Time()),
"transactionsRoot": mocks.MockBlock.TxHash(),
"receiptsRoot": mocks.MockBlock.ReceiptHash(),
"totalDifficulty": (*hexutil.Big)(mocks.MockBlock.Difficulty()),
"size": hexutil.Uint64(mocks.MockBlock.Size()),
}
expectedHeader = map[string]interface{}{
"number": (*hexutil.Big)(mocks.MockBlock.Header().Number),
"hash": mocks.MockBlock.Header().Hash(),
"parentHash": mocks.MockBlock.Header().ParentHash,
"nonce": mocks.MockBlock.Header().Nonce,
"mixHash": mocks.MockBlock.Header().MixDigest,
"sha3Uncles": mocks.MockBlock.Header().UncleHash,
"logsBloom": mocks.MockBlock.Header().Bloom,
"stateRoot": mocks.MockBlock.Header().Root,
"miner": mocks.MockBlock.Header().Coinbase,
"difficulty": (*hexutil.Big)(mocks.MockBlock.Header().Difficulty),
"extraData": hexutil.Bytes(mocks.MockBlock.Header().Extra),
"size": hexutil.Uint64(mocks.MockBlock.Header().Size()),
"gasLimit": hexutil.Uint64(mocks.MockBlock.Header().GasLimit),
"gasUsed": hexutil.Uint64(mocks.MockBlock.Header().GasUsed),
"timestamp": hexutil.Uint64(mocks.MockBlock.Header().Time),
"transactionsRoot": mocks.MockBlock.Header().TxHash,
"receiptsRoot": mocks.MockBlock.Header().ReceiptHash,
"totalDifficulty": (*hexutil.Big)(mocks.MockBlock.Header().Difficulty),
}
expectedTransaction = eth.NewRPCTransaction(mocks.MockTransactions[0], mocks.MockBlock.Hash(), mocks.MockBlock.NumberU64(), 0)
)
var _ = Describe("API", func() {
var (
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db *postgres.DB
retriever *eth.CIDRetriever
fetcher *eth.IPLDPGFetcher
indexAndPublisher *eth.IPLDPublisherAndIndexer
backend *eth.Backend
api *eth.PublicEthAPI
)
BeforeEach(func() {
var err error
db, err = shared.SetupDB()
Expect(err).ToNot(HaveOccurred())
retriever = eth.NewCIDRetriever(db)
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fetcher = eth.NewIPLDPGFetcher(db)
indexAndPublisher = eth.NewIPLDPublisherAndIndexer(db)
backend = &eth.Backend{
Retriever: retriever,
Fetcher: fetcher,
DB: db,
}
api = eth.NewPublicEthAPI(backend)
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_, err = indexAndPublisher.Publish(mocks.MockConvertedPayload)
Expect(err).ToNot(HaveOccurred())
uncles := mocks.MockBlock.Uncles()
uncleHashes := make([]common.Hash, len(uncles))
for i, uncle := range uncles {
uncleHashes[i] = uncle.Hash()
}
expectedBlock["uncles"] = uncleHashes
})
AfterEach(func() {
eth.TearDownDB(db)
})
Describe("BlockNumber", func() {
It("Retrieves the head block number", func() {
bn := api.BlockNumber()
ubn := (uint64)(bn)
subn := strconv.FormatUint(ubn, 10)
Expect(subn).To(Equal(mocks.MockCIDPayload.HeaderCID.BlockNumber))
})
})
Describe("GetTransactionByHash", func() {
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It("Retrieves a transaction by hash", func() {
hash := mocks.MockTransactions[0].Hash()
tx, err := api.GetTransactionByHash(context.Background(), hash)
Expect(err).ToNot(HaveOccurred())
Expect(tx).To(Equal(expectedTransaction))
})
})
Describe("GetBlockByNumber", func() {
It("Retrieves a block by number", func() {
// without full txs
number, err := strconv.ParseInt(mocks.MockCIDPayload.HeaderCID.BlockNumber, 10, 64)
Expect(err).ToNot(HaveOccurred())
block, err := api.GetBlockByNumber(context.Background(), rpc.BlockNumber(number), false)
Expect(err).ToNot(HaveOccurred())
transactionHashes := make([]interface{}, len(mocks.MockBlock.Transactions()))
for i, trx := range mocks.MockBlock.Transactions() {
transactionHashes[i] = trx.Hash()
}
expectedBlock["transactions"] = transactionHashes
for key, val := range expectedBlock {
Expect(val).To(Equal(block[key]))
}
// with full txs
block, err = api.GetBlockByNumber(context.Background(), rpc.BlockNumber(number), true)
Expect(err).ToNot(HaveOccurred())
transactions := make([]interface{}, len(mocks.MockBlock.Transactions()))
for i, trx := range mocks.MockBlock.Transactions() {
transactions[i] = eth.NewRPCTransactionFromBlockHash(mocks.MockBlock, trx.Hash())
}
expectedBlock["transactions"] = transactions
for key, val := range expectedBlock {
Expect(val).To(Equal(block[key]))
}
})
})
Describe("GetHeaderByNumber", func() {
It("Retrieves a header by number", func() {
number, err := strconv.ParseInt(mocks.MockCIDPayload.HeaderCID.BlockNumber, 10, 64)
Expect(err).ToNot(HaveOccurred())
header, err := api.GetHeaderByNumber(context.Background(), rpc.BlockNumber(number))
Expect(err).ToNot(HaveOccurred())
Expect(header).To(Equal(expectedHeader))
})
It("Throws an error if a header cannot be found", func() {
number, err := strconv.ParseInt(mocks.MockCIDPayload.HeaderCID.BlockNumber, 10, 64)
Expect(err).ToNot(HaveOccurred())
header, err := api.GetHeaderByNumber(context.Background(), rpc.BlockNumber(number+1))
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("header at block %d is not available", number+1))
Expect(header).To(BeNil())
_, err = api.B.DB.Beginx()
Expect(err).ToNot(HaveOccurred())
})
})
Describe("GetBlockByHash", func() {
It("Retrieves a block by hash", func() {
// without full txs
block, err := api.GetBlockByHash(context.Background(), mocks.MockBlock.Hash(), false)
Expect(err).ToNot(HaveOccurred())
transactionHashes := make([]interface{}, len(mocks.MockBlock.Transactions()))
for i, trx := range mocks.MockBlock.Transactions() {
transactionHashes[i] = trx.Hash()
}
expectedBlock["transactions"] = transactionHashes
for key, val := range expectedBlock {
Expect(val).To(Equal(block[key]))
}
// with full txs
block, err = api.GetBlockByHash(context.Background(), mocks.MockBlock.Hash(), true)
Expect(err).ToNot(HaveOccurred())
transactions := make([]interface{}, len(mocks.MockBlock.Transactions()))
for i, trx := range mocks.MockBlock.Transactions() {
transactions[i] = eth.NewRPCTransactionFromBlockHash(mocks.MockBlock, trx.Hash())
}
expectedBlock["transactions"] = transactions
for key, val := range expectedBlock {
Expect(val).To(Equal(block[key]))
}
})
})
Describe("GetLogs", func() {
It("Retrieves receipt logs that match the provided topcis within the provided range", func() {
crit := ethereum.FilterQuery{
Topics: [][]common.Hash{
{
common.HexToHash("0x04"),
},
},
FromBlock: mocks.MockBlock.Number(),
ToBlock: mocks.MockBlock.Number(),
}
logs, err := api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(1))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1}))
crit = ethereum.FilterQuery{
Topics: [][]common.Hash{
{
common.HexToHash("0x04"),
common.HexToHash("0x05"),
},
},
FromBlock: mocks.MockBlock.Number(),
ToBlock: mocks.MockBlock.Number(),
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(2))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1, mocks.MockLog2}))
crit = ethereum.FilterQuery{
Topics: [][]common.Hash{
{
common.HexToHash("0x04"),
common.HexToHash("0x06"),
},
},
FromBlock: mocks.MockBlock.Number(),
ToBlock: mocks.MockBlock.Number(),
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(1))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1}))
crit = ethereum.FilterQuery{
Topics: [][]common.Hash{
{
common.HexToHash("0x04"),
},
{
common.HexToHash("0x07"),
},
},
FromBlock: mocks.MockBlock.Number(),
ToBlock: mocks.MockBlock.Number(),
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(0))
crit = ethereum.FilterQuery{
Topics: [][]common.Hash{
{
common.HexToHash("0x04"),
},
{
common.HexToHash("0x06"),
},
},
FromBlock: mocks.MockBlock.Number(),
ToBlock: mocks.MockBlock.Number(),
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(1))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1}))
crit = ethereum.FilterQuery{
Topics: [][]common.Hash{
{
common.HexToHash("0x05"),
},
{
common.HexToHash("0x07"),
},
},
FromBlock: mocks.MockBlock.Number(),
ToBlock: mocks.MockBlock.Number(),
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(1))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog2}))
crit = ethereum.FilterQuery{
Topics: [][]common.Hash{
{
common.HexToHash("0x05"),
},
{
common.HexToHash("0x06"),
common.HexToHash("0x07"),
},
},
FromBlock: mocks.MockBlock.Number(),
ToBlock: mocks.MockBlock.Number(),
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(1))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog2}))
crit = ethereum.FilterQuery{
Topics: [][]common.Hash{
{
common.HexToHash("0x04"),
common.HexToHash("0x05"),
},
{
common.HexToHash("0x06"),
common.HexToHash("0x07"),
},
},
FromBlock: mocks.MockBlock.Number(),
ToBlock: mocks.MockBlock.Number(),
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(2))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1, mocks.MockLog2}))
crit = ethereum.FilterQuery{
Topics: [][]common.Hash{
{},
{
common.HexToHash("0x07"),
},
},
FromBlock: mocks.MockBlock.Number(),
ToBlock: mocks.MockBlock.Number(),
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(1))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog2}))
crit = ethereum.FilterQuery{
Topics: [][]common.Hash{
{},
{
common.HexToHash("0x06"),
},
},
FromBlock: mocks.MockBlock.Number(),
ToBlock: mocks.MockBlock.Number(),
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(1))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1}))
crit = ethereum.FilterQuery{
Topics: [][]common.Hash{},
FromBlock: mocks.MockBlock.Number(),
ToBlock: mocks.MockBlock.Number(),
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(2))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1, mocks.MockLog2}))
})
It("Uses the provided blockhash if one is provided", func() {
hash := mocks.MockBlock.Hash()
crit := ethereum.FilterQuery{
BlockHash: &hash,
Topics: [][]common.Hash{
{},
{
common.HexToHash("0x06"),
},
},
}
logs, err := api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(1))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1}))
crit = ethereum.FilterQuery{
BlockHash: &hash,
Topics: [][]common.Hash{
{
common.HexToHash("0x04"),
},
{
common.HexToHash("0x06"),
},
},
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(1))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1}))
crit = ethereum.FilterQuery{
BlockHash: &hash,
Topics: [][]common.Hash{
{},
{
common.HexToHash("0x07"),
},
},
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(1))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog2}))
crit = ethereum.FilterQuery{
BlockHash: &hash,
Topics: [][]common.Hash{
{
common.HexToHash("0x05"),
},
{
common.HexToHash("0x07"),
},
},
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(1))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog2}))
crit = ethereum.FilterQuery{
BlockHash: &hash,
Topics: [][]common.Hash{
{
common.HexToHash("0x04"),
},
{
common.HexToHash("0x07"),
},
},
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(0))
crit = ethereum.FilterQuery{
BlockHash: &hash,
Topics: [][]common.Hash{
{
common.HexToHash("0x04"),
common.HexToHash("0x05"),
},
{
common.HexToHash("0x07"),
},
},
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(1))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog2}))
crit = ethereum.FilterQuery{
BlockHash: &hash,
Topics: [][]common.Hash{
{
common.HexToHash("0x04"),
common.HexToHash("0x05"),
},
},
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(2))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1, mocks.MockLog2}))
crit = ethereum.FilterQuery{
BlockHash: &hash,
Topics: [][]common.Hash{
{
common.HexToHash("0x04"),
common.HexToHash("0x05"),
},
{
common.HexToHash("0x06"),
common.HexToHash("0x07"),
},
},
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(2))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1, mocks.MockLog2}))
crit = ethereum.FilterQuery{
BlockHash: &hash,
Topics: [][]common.Hash{},
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(2))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1, mocks.MockLog2}))
})
It("Filters on contract address if any are provided", func() {
hash := mocks.MockBlock.Hash()
crit := ethereum.FilterQuery{
BlockHash: &hash,
Addresses: []common.Address{
mocks.Address,
},
Topics: [][]common.Hash{
{
common.HexToHash("0x04"),
common.HexToHash("0x05"),
},
{
common.HexToHash("0x06"),
common.HexToHash("0x07"),
},
},
}
logs, err := api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(1))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1}))
hash = mocks.MockBlock.Hash()
crit = ethereum.FilterQuery{
BlockHash: &hash,
Addresses: []common.Address{
mocks.Address,
mocks.AnotherAddress,
},
Topics: [][]common.Hash{
{
common.HexToHash("0x04"),
common.HexToHash("0x05"),
},
{
common.HexToHash("0x06"),
common.HexToHash("0x07"),
},
},
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(2))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1, mocks.MockLog2}))
hash = mocks.MockBlock.Hash()
crit = ethereum.FilterQuery{
BlockHash: &hash,
Addresses: []common.Address{
mocks.Address,
mocks.AnotherAddress,
},
}
logs, err = api.GetLogs(context.Background(), crit)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(2))
Expect(logs).To(Equal([]*types.Log{mocks.MockLog1, mocks.MockLog2}))
})
})
})