forked from cerc-io/ipld-eth-server
116 lines
4.6 KiB
Go
116 lines
4.6 KiB
Go
// VulcanizeDB
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// Copyright © 2018 Vulcanize
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package integration
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import (
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"math/big"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/ethclient"
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"github.com/ethereum/go-ethereum/rpc"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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"github.com/vulcanize/vulcanizedb/pkg/core"
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"github.com/vulcanize/vulcanizedb/pkg/geth"
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"github.com/vulcanize/vulcanizedb/pkg/geth/client"
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rpc2 "github.com/vulcanize/vulcanizedb/pkg/geth/converters/rpc"
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"github.com/vulcanize/vulcanizedb/pkg/geth/node"
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"github.com/vulcanize/vulcanizedb/pkg/geth/testing"
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"github.com/vulcanize/vulcanizedb/test_config"
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)
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var _ = Describe("Reading contracts", func() {
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Describe("Getting a contract attribute", func() {
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It("retrieves the event log for a specific block and contract", func() {
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expectedLogZero := core.Log{
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BlockNumber: 4703824,
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TxHash: "0xf896bfd1eb539d881a1a31102b78de9f25cd591bf1fe1924b86148c0b205fd5d",
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Address: "0xd26114cd6ee289accf82350c8d8487fedb8a0c07",
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Topics: core.Topics{
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0: "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef",
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1: "0x000000000000000000000000fbb1b73c4f0bda4f67dca266ce6ef42f520fbb98",
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2: "0x000000000000000000000000d26114cd6ee289accf82350c8d8487fedb8a0c07",
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},
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Index: 19,
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Data: "0x0000000000000000000000000000000000000000000000000c7d713b49da0000"}
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rawRpcClient, err := rpc.Dial(test_config.InfuraClient.IPCPath)
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Expect(err).NotTo(HaveOccurred())
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rpcClient := client.NewRpcClient(rawRpcClient, test_config.InfuraClient.IPCPath)
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ethClient := ethclient.NewClient(rawRpcClient)
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blockChainClient := client.NewEthClient(ethClient)
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node := node.MakeNode(rpcClient)
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transactionConverter := rpc2.NewRpcTransactionConverter(ethClient)
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blockChain := geth.NewBlockChain(blockChainClient, rpcClient, node, transactionConverter)
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contract := testing.SampleContract()
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logs, err := blockChain.GetLogs(contract, big.NewInt(4703824), nil)
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Expect(err).To(BeNil())
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Expect(len(logs)).To(Equal(3))
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Expect(logs[0]).To(Equal(expectedLogZero))
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})
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It("returns and empty log array when no events for a given block / contract combo", func() {
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rawRpcClient, err := rpc.Dial(test_config.InfuraClient.IPCPath)
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Expect(err).NotTo(HaveOccurred())
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rpcClient := client.NewRpcClient(rawRpcClient, test_config.InfuraClient.IPCPath)
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ethClient := ethclient.NewClient(rawRpcClient)
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blockChainClient := client.NewEthClient(ethClient)
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node := node.MakeNode(rpcClient)
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transactionConverter := rpc2.NewRpcTransactionConverter(ethClient)
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blockChain := geth.NewBlockChain(blockChainClient, rpcClient, node, transactionConverter)
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logs, err := blockChain.GetLogs(core.Contract{Hash: "x123"}, big.NewInt(4703824), nil)
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Expect(err).To(BeNil())
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Expect(len(logs)).To(Equal(0))
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})
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})
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Describe("Fetching Contract data", func() {
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It("returns the correct attribute for a real contract", func() {
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rawRpcClient, err := rpc.Dial(test_config.InfuraClient.IPCPath)
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Expect(err).NotTo(HaveOccurred())
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rpcClient := client.NewRpcClient(rawRpcClient, test_config.InfuraClient.IPCPath)
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ethClient := ethclient.NewClient(rawRpcClient)
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blockChainClient := client.NewEthClient(ethClient)
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node := node.MakeNode(rpcClient)
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transactionConverter := rpc2.NewRpcTransactionConverter(ethClient)
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blockChain := geth.NewBlockChain(blockChainClient, rpcClient, node, transactionConverter)
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contract := testing.SampleContract()
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var balance = new(big.Int)
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arg := common.HexToHash("0xd26114cd6ee289accf82350c8d8487fedb8a0c07")
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hashArgs := []common.Hash{arg}
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balanceOfArgs := make([]interface{}, len(hashArgs))
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for i, s := range hashArgs {
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balanceOfArgs[i] = s
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}
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err = blockChain.FetchContractData(contract.Abi, "0xd26114cd6ee289accf82350c8d8487fedb8a0c07", "balanceOf", balanceOfArgs, &balance, 5167471)
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Expect(err).NotTo(HaveOccurred())
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expected := new(big.Int)
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expected.SetString("10897295492887612977137", 10)
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Expect(balance).To(Equal(expected))
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})
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})
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})
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