ipld-eth-server/pkg/graphql/graphql_test.go
2021-08-12 11:56:29 +05:30

231 lines
7.8 KiB
Go

// VulcanizeDB
// Copyright © 2020 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 graphql_test
import (
"context"
"fmt"
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rpc"
"github.com/ethereum/go-ethereum/statediff"
"github.com/ethereum/go-ethereum/statediff/indexer"
"github.com/ethereum/go-ethereum/statediff/indexer/node"
"github.com/ethereum/go-ethereum/statediff/indexer/postgres"
sdtypes "github.com/ethereum/go-ethereum/statediff/types"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/ipld-eth-server/pkg/eth"
"github.com/vulcanize/ipld-eth-server/pkg/eth/test_helpers"
"github.com/vulcanize/ipld-eth-server/pkg/graphql"
)
// SetupDB is use to setup a db for watcher tests
func SetupDB() (*postgres.DB, error) {
uri := postgres.DbConnectionString(postgres.ConnectionParams{
User: "vdbm",
Password: "password",
Hostname: "localhost",
Name: "vulcanize_testing",
Port: 8077,
})
return postgres.NewDB(uri, postgres.ConnectionConfig{}, node.Info{})
}
var _ = Describe("GraphQL", func() {
const (
gqlEndPoint = "127.0.0.1:8083"
)
var (
randomAddr = common.HexToAddress("0x1C3ab14BBaD3D99F4203bd7a11aCB94882050E6f")
randomHash = crypto.Keccak256Hash(randomAddr.Bytes())
blocks []*types.Block
receipts []types.Receipts
chain *core.BlockChain
db *postgres.DB
blockHashes []common.Hash
backend *eth.Backend
graphQLServer *graphql.Service
chainConfig = params.TestChainConfig
mockTD = big.NewInt(1337)
client = graphql.NewClient(fmt.Sprintf("http://%s/graphql", gqlEndPoint))
ctx = context.Background()
blockHash common.Hash
contractAddress common.Address
)
It("test init", func() {
var err error
db, err = SetupDB()
Expect(err).ToNot(HaveOccurred())
transformer := indexer.NewStateDiffIndexer(chainConfig, db)
backend, err = eth.NewEthBackend(db, &eth.Config{
ChainConfig: chainConfig,
VmConfig: vm.Config{},
RPCGasCap: big.NewInt(10000000000),
})
Expect(err).ToNot(HaveOccurred())
// make the test blockchain (and state)
blocks, receipts, chain = test_helpers.MakeChain(5, test_helpers.Genesis, test_helpers.TestChainGen)
params := statediff.Params{
IntermediateStateNodes: true,
IntermediateStorageNodes: true,
}
// iterate over the blocks, generating statediff payloads, and transforming the data into Postgres
builder := statediff.NewBuilder(chain.StateCache())
for i, block := range blocks {
blockHashes = append(blockHashes, block.Hash())
var args statediff.Args
var rcts types.Receipts
if i == 0 {
args = statediff.Args{
OldStateRoot: common.Hash{},
NewStateRoot: block.Root(),
BlockNumber: block.Number(),
BlockHash: block.Hash(),
}
} else {
args = statediff.Args{
OldStateRoot: blocks[i-1].Root(),
NewStateRoot: block.Root(),
BlockNumber: block.Number(),
BlockHash: block.Hash(),
}
rcts = receipts[i-1]
}
var diff statediff.StateObject
diff, err = builder.BuildStateDiffObject(args, params)
Expect(err).ToNot(HaveOccurred())
tx, err := transformer.PushBlock(block, rcts, mockTD)
Expect(err).ToNot(HaveOccurred())
for _, node := range diff.Nodes {
err = transformer.PushStateNode(tx, node)
Expect(err).ToNot(HaveOccurred())
}
err = tx.Close(err)
Expect(err).ToNot(HaveOccurred())
}
// Insert some non-canonical data into the database so that we test our ability to discern canonicity
indexAndPublisher := indexer.NewStateDiffIndexer(chainConfig, db)
blockHash = test_helpers.MockBlock.Hash()
contractAddress = test_helpers.ContractAddr
tx, err := indexAndPublisher.PushBlock(test_helpers.MockBlock, test_helpers.MockReceipts, test_helpers.MockBlock.Difficulty())
Expect(err).ToNot(HaveOccurred())
err = tx.Close(err)
Expect(err).ToNot(HaveOccurred())
// The non-canonical header has a child
tx, err = indexAndPublisher.PushBlock(test_helpers.MockChild, test_helpers.MockReceipts, test_helpers.MockChild.Difficulty())
Expect(err).ToNot(HaveOccurred())
ccHash := sdtypes.CodeAndCodeHash{
Hash: test_helpers.CodeHash,
Code: test_helpers.ContractCode,
}
err = indexAndPublisher.PushCodeAndCodeHash(tx, ccHash)
Expect(err).ToNot(HaveOccurred())
err = tx.Close(err)
Expect(err).ToNot(HaveOccurred())
graphQLServer, err = graphql.New(backend, gqlEndPoint, nil, []string{"*"}, rpc.HTTPTimeouts{})
Expect(err).ToNot(HaveOccurred())
err = graphQLServer.Start(nil)
Expect(err).ToNot(HaveOccurred())
})
defer It("test teardown", func() {
err := graphQLServer.Stop()
Expect(err).ToNot(HaveOccurred())
eth.TearDownDB(db)
chain.Stop()
})
Describe("eth_getLogs", func() {
It("Retrieves logs that matches the provided blockHash and contract address", func() {
logs, err := client.GetLogs(ctx, blockHash, contractAddress)
Expect(err).ToNot(HaveOccurred())
expectedLogs := []graphql.LogResponse{
{
Topics: test_helpers.MockLog1.Topics,
Data: hexutil.Bytes(test_helpers.MockLog1.Data),
Transaction: graphql.TransactionResp{Hash: test_helpers.MockTransactions[0].Hash()},
},
}
Expect(logs).To(Equal(expectedLogs))
})
It("Retrieves logs with random hash", func() {
logs, err := client.GetLogs(ctx, randomHash, contractAddress)
Expect(err).ToNot(HaveOccurred())
Expect(len(logs)).To(Equal(0))
})
})
Describe("eth_getStorageAt", func() {
It("Retrieves the storage value at the provided contract address and storage leaf key at the block with the provided hash", func() {
storageRes, err := client.GetStorageAt(ctx, blockHashes[2], contractAddress, test_helpers.IndexOne)
Expect(err).ToNot(HaveOccurred())
Expect(storageRes.Value).To(Equal(common.HexToHash("01")))
storageRes, err = client.GetStorageAt(ctx, blockHashes[3], contractAddress, test_helpers.IndexOne)
Expect(err).ToNot(HaveOccurred())
Expect(storageRes.Value).To(Equal(common.HexToHash("03")))
storageRes, err = client.GetStorageAt(ctx, blockHashes[4], contractAddress, test_helpers.IndexOne)
Expect(err).ToNot(HaveOccurred())
Expect(storageRes.Value).To(Equal(common.HexToHash("09")))
})
It("Retrieves empty data if it tries to access a contract at a blockHash which does not exist", func() {
storageRes, err := client.GetStorageAt(ctx, blockHashes[0], contractAddress, test_helpers.IndexOne)
Expect(err).ToNot(HaveOccurred())
Expect(storageRes.Value).To(Equal(common.Hash{}))
storageRes, err = client.GetStorageAt(ctx, blockHashes[1], contractAddress, test_helpers.IndexOne)
Expect(err).ToNot(HaveOccurred())
Expect(storageRes.Value).To(Equal(common.Hash{}))
})
It("Retrieves empty data if it tries to access a contract slot which does not exist", func() {
storageRes, err := client.GetStorageAt(ctx, blockHashes[3], contractAddress, randomHash.Hex())
Expect(err).ToNot(HaveOccurred())
Expect(storageRes.Value).To(Equal(common.Hash{}))
})
})
})