375 lines
15 KiB
Go
375 lines
15 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 transformer_test
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import (
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"fmt"
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"github.com/ethereum/go-ethereum/common"
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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/datastore/postgres"
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"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres/repositories"
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"github.com/vulcanize/vulcanizedb/pkg/omni/light/transformer"
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"github.com/vulcanize/vulcanizedb/pkg/omni/shared/constants"
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"github.com/vulcanize/vulcanizedb/pkg/omni/shared/helpers/test_helpers"
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"github.com/vulcanize/vulcanizedb/pkg/omni/shared/helpers/test_helpers/mocks"
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)
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var _ = Describe("Transformer", func() {
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var db *postgres.DB
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var err error
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var blockChain core.BlockChain
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var headerRepository repositories.HeaderRepository
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var headerID int64
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BeforeEach(func() {
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db, blockChain = test_helpers.SetupDBandBC()
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headerRepository = repositories.NewHeaderRepository(db)
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})
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AfterEach(func() {
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test_helpers.TearDown(db)
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})
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Describe("SetEvents", func() {
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It("Sets which events to watch from the given contract address", func() {
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watchedEvents := []string{"Transfer", "Mint"}
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t := transformer.NewTransformer("", blockChain, db)
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t.SetEvents(constants.TusdContractAddress, watchedEvents)
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Expect(t.WatchedEvents[constants.TusdContractAddress]).To(Equal(watchedEvents))
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})
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})
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Describe("SetEventAddrs", func() {
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It("Sets which account addresses to watch events for", func() {
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eventAddrs := []string{"test1", "test2"}
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t := transformer.NewTransformer("", blockChain, db)
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t.SetEventArgs(constants.TusdContractAddress, eventAddrs)
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Expect(t.EventArgs[constants.TusdContractAddress]).To(Equal(eventAddrs))
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})
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})
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Describe("SetMethods", func() {
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It("Sets which methods to poll at the given contract address", func() {
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watchedMethods := []string{"balanceOf", "totalSupply"}
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t := transformer.NewTransformer("", blockChain, db)
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t.SetMethods(constants.TusdContractAddress, watchedMethods)
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Expect(t.WantedMethods[constants.TusdContractAddress]).To(Equal(watchedMethods))
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})
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})
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Describe("SetMethodAddrs", func() {
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It("Sets which account addresses to poll methods against", func() {
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methodAddrs := []string{"test1", "test2"}
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t := transformer.NewTransformer("", blockChain, db)
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t.SetMethodArgs(constants.TusdContractAddress, methodAddrs)
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Expect(t.MethodArgs[constants.TusdContractAddress]).To(Equal(methodAddrs))
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})
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})
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Describe("SetRange", func() {
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It("Sets the block range that the contract should be watched within", func() {
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rng := [2]int64{1, 100000}
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t := transformer.NewTransformer("", blockChain, db)
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t.SetRange(constants.TusdContractAddress, rng)
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Expect(t.ContractRanges[constants.TusdContractAddress]).To(Equal(rng))
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})
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})
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Describe("SetCreateAddrList", func() {
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It("Sets the block range that the contract should be watched within", func() {
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t := transformer.NewTransformer("", blockChain, db)
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t.SetCreateAddrList(constants.TusdContractAddress, true)
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Expect(t.CreateAddrList[constants.TusdContractAddress]).To(Equal(true))
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})
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})
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Describe("SetCreateHashList", func() {
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It("Sets the block range that the contract should be watched within", func() {
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t := transformer.NewTransformer("", blockChain, db)
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t.SetCreateHashList(constants.TusdContractAddress, true)
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Expect(t.CreateHashList[constants.TusdContractAddress]).To(Equal(true))
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})
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})
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Describe("Init", func() {
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It("Initializes transformer's contract objects", func() {
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headerRepository.CreateOrUpdateHeader(mocks.MockHeader1)
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headerRepository.CreateOrUpdateHeader(mocks.MockHeader3)
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t := transformer.NewTransformer("", blockChain, db)
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t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
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err = t.Init()
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Expect(err).ToNot(HaveOccurred())
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c, ok := t.Contracts[constants.TusdContractAddress]
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Expect(ok).To(Equal(true))
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Expect(c.StartingBlock).To(Equal(int64(6194632)))
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Expect(c.LastBlock).To(Equal(int64(6194634)))
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Expect(c.Abi).To(Equal(constants.TusdAbiString))
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Expect(c.Name).To(Equal("TrueUSD"))
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Expect(c.Address).To(Equal(constants.TusdContractAddress))
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})
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It("Fails to initialize if first and most recent block numbers cannot be fetched from vDB headers table", func() {
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t := transformer.NewTransformer("", blockChain, db)
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t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
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err = t.Init()
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Expect(err).To(HaveOccurred())
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})
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It("Does nothing if watched events are unset", func() {
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headerRepository.CreateOrUpdateHeader(mocks.MockHeader1)
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headerRepository.CreateOrUpdateHeader(mocks.MockHeader3)
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t := transformer.NewTransformer("", blockChain, db)
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err = t.Init()
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Expect(err).ToNot(HaveOccurred())
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_, ok := t.Contracts[constants.TusdContractAddress]
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Expect(ok).To(Equal(false))
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})
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})
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Describe("Execute", func() {
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BeforeEach(func() {
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header1, err := blockChain.GetHeaderByNumber(6791668)
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Expect(err).ToNot(HaveOccurred())
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header2, err := blockChain.GetHeaderByNumber(6791669)
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Expect(err).ToNot(HaveOccurred())
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header3, err := blockChain.GetHeaderByNumber(6791670)
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Expect(err).ToNot(HaveOccurred())
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headerRepository.CreateOrUpdateHeader(header1)
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headerID, err = headerRepository.CreateOrUpdateHeader(header2)
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Expect(err).ToNot(HaveOccurred())
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headerRepository.CreateOrUpdateHeader(header3)
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})
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It("Transforms watched contract data into custom repositories", func() {
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t := transformer.NewTransformer("", blockChain, db)
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t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
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t.SetMethods(constants.TusdContractAddress, nil)
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err = t.Init()
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Expect(err).ToNot(HaveOccurred())
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err = t.Execute()
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Expect(err).ToNot(HaveOccurred())
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log := test_helpers.LightTransferLog{}
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err = db.QueryRowx(fmt.Sprintf("SELECT * FROM light_%s.transfer_event", constants.TusdContractAddress)).StructScan(&log)
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// We don't know vulcID, so compare individual fields instead of complete structures
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Expect(log.HeaderID).To(Equal(headerID))
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Expect(log.From).To(Equal("0x1062a747393198f70F71ec65A582423Dba7E5Ab3"))
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Expect(log.To).To(Equal("0x2930096dB16b4A44Ecd4084EA4bd26F7EeF1AEf0"))
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Expect(log.Value).To(Equal("9998940000000000000000"))
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})
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It("Keeps track of contract-related addresses while transforming event data if they need to be used for later method polling", func() {
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t := transformer.NewTransformer("", blockChain, db)
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t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
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t.SetMethods(constants.TusdContractAddress, []string{"balanceOf"})
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err = t.Init()
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Expect(err).ToNot(HaveOccurred())
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c, ok := t.Contracts[constants.TusdContractAddress]
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Expect(ok).To(Equal(true))
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err = t.Execute()
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Expect(err).ToNot(HaveOccurred())
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b, ok := c.EmittedAddrs[common.HexToAddress("0x1062a747393198f70F71ec65A582423Dba7E5Ab3")]
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Expect(ok).To(Equal(true))
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Expect(b).To(Equal(true))
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b, ok = c.EmittedAddrs[common.HexToAddress("0x2930096dB16b4A44Ecd4084EA4bd26F7EeF1AEf0")]
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Expect(ok).To(Equal(true))
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Expect(b).To(Equal(true))
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_, ok = c.EmittedAddrs[common.HexToAddress("0x09BbBBE21a5975cAc061D82f7b843b1234567890")]
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Expect(ok).To(Equal(false))
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_, ok = c.EmittedAddrs[common.HexToAddress("0x")]
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Expect(ok).To(Equal(false))
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_, ok = c.EmittedAddrs[""]
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Expect(ok).To(Equal(false))
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_, ok = c.EmittedAddrs[common.HexToAddress("0x09THISE21a5IS5cFAKE1D82fAND43bCE06MADEUP")]
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Expect(ok).To(Equal(false))
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})
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It("Polls given methods using generated token holder address", func() {
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t := transformer.NewTransformer("", blockChain, db)
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t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
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t.SetMethods(constants.TusdContractAddress, []string{"balanceOf"})
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err = t.Init()
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Expect(err).ToNot(HaveOccurred())
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err = t.Execute()
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Expect(err).ToNot(HaveOccurred())
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res := test_helpers.BalanceOf{}
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err = db.QueryRowx(fmt.Sprintf("SELECT * FROM light_%s.balanceof_method WHERE who_ = '0x1062a747393198f70F71ec65A582423Dba7E5Ab3' AND block = '6791669'", constants.TusdContractAddress)).StructScan(&res)
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Expect(err).ToNot(HaveOccurred())
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Expect(res.Balance).To(Equal("55849938025000000000000"))
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Expect(res.TokenName).To(Equal("TrueUSD"))
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err = db.QueryRowx(fmt.Sprintf("SELECT * FROM light_%s.balanceof_method WHERE who_ = '0x09BbBBE21a5975cAc061D82f7b843b1234567890' AND block = '6791669'", constants.TusdContractAddress)).StructScan(&res)
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Expect(err).To(HaveOccurred())
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})
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It("Fails if initialization has not been done", func() {
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t := transformer.NewTransformer("", blockChain, db)
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t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
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t.SetMethods(constants.TusdContractAddress, nil)
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err = t.Execute()
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Expect(err).To(HaveOccurred())
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})
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})
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Describe("Execute- against ENS registry contract", func() {
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BeforeEach(func() {
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header1, err := blockChain.GetHeaderByNumber(6885695)
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Expect(err).ToNot(HaveOccurred())
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header2, err := blockChain.GetHeaderByNumber(6885696)
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Expect(err).ToNot(HaveOccurred())
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header3, err := blockChain.GetHeaderByNumber(6885697)
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Expect(err).ToNot(HaveOccurred())
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headerRepository.CreateOrUpdateHeader(header1)
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headerID, err = headerRepository.CreateOrUpdateHeader(header2)
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Expect(err).ToNot(HaveOccurred())
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headerRepository.CreateOrUpdateHeader(header3)
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})
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It("Transforms watched contract data into custom repositories", func() {
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t := transformer.NewTransformer("", blockChain, db)
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t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
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t.SetMethods(constants.EnsContractAddress, nil)
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err = t.Init()
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Expect(err).ToNot(HaveOccurred())
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err = t.Execute()
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Expect(err).ToNot(HaveOccurred())
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log := test_helpers.LightNewOwnerLog{}
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err = db.QueryRowx(fmt.Sprintf("SELECT * FROM light_%s.newowner_event", constants.EnsContractAddress)).StructScan(&log)
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// We don't know vulcID, so compare individual fields instead of complete structures
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Expect(log.HeaderID).To(Equal(headerID))
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Expect(log.Node).To(Equal("0x93cdeb708b7545dc668eb9280176169d1c33cfd8ed6f04690a0bcc88a93fc4ae"))
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Expect(log.Label).To(Equal("0x95832c7a47ff8a7840e28b78ce695797aaf402b1c186bad9eca28842625b5047"))
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Expect(log.Owner).To(Equal("0x6090A6e47849629b7245Dfa1Ca21D94cd15878Ef"))
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})
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It("Keeps track of contract-related hashes while transforming event data if they need to be used for later method polling", func() {
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t := transformer.NewTransformer("", blockChain, db)
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t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
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t.SetMethods(constants.EnsContractAddress, []string{"owner"})
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err = t.Init()
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Expect(err).ToNot(HaveOccurred())
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c, ok := t.Contracts[constants.EnsContractAddress]
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Expect(ok).To(Equal(true))
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err = t.Execute()
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Expect(err).ToNot(HaveOccurred())
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Expect(len(c.EmittedHashes)).To(Equal(2))
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b, ok := c.EmittedHashes[common.HexToHash("0x93cdeb708b7545dc668eb9280176169d1c33cfd8ed6f04690a0bcc88a93fc4ae")]
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Expect(ok).To(Equal(true))
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Expect(b).To(Equal(true))
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b, ok = c.EmittedHashes[common.HexToHash("0x95832c7a47ff8a7840e28b78ce695797aaf402b1c186bad9eca28842625b5047")]
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Expect(ok).To(Equal(true))
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Expect(b).To(Equal(true))
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// Doesn't keep track of address since it wouldn't be used in calling the 'owner' method
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_, ok = c.EmittedAddrs[common.HexToAddress("0x6090A6e47849629b7245Dfa1Ca21D94cd15878Ef")]
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Expect(ok).To(Equal(false))
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})
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It("Polls given methods using generated token holder address", func() {
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t := transformer.NewTransformer("", blockChain, db)
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t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
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t.SetMethods(constants.EnsContractAddress, []string{"owner"})
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err = t.Init()
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Expect(err).ToNot(HaveOccurred())
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err = t.Execute()
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Expect(err).ToNot(HaveOccurred())
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res := test_helpers.Owner{}
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err = db.QueryRowx(fmt.Sprintf("SELECT * FROM light_%s.owner_method WHERE node_ = '0x93cdeb708b7545dc668eb9280176169d1c33cfd8ed6f04690a0bcc88a93fc4ae' AND block = '6885696'", constants.EnsContractAddress)).StructScan(&res)
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Expect(err).ToNot(HaveOccurred())
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Expect(res.Address).To(Equal("0x6090A6e47849629b7245Dfa1Ca21D94cd15878Ef"))
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Expect(res.TokenName).To(Equal(""))
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err = db.QueryRowx(fmt.Sprintf("SELECT * FROM light_%s.owner_method WHERE node_ = '0x95832c7a47ff8a7840e28b78ce695797aaf402b1c186bad9eca28842625b5047' AND block = '6885696'", constants.EnsContractAddress)).StructScan(&res)
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Expect(err).ToNot(HaveOccurred())
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Expect(res.Address).To(Equal("0x0000000000000000000000000000000000000000"))
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Expect(res.TokenName).To(Equal(""))
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err = db.QueryRowx(fmt.Sprintf("SELECT * FROM light_%s.owner_method WHERE node_ = '0x95832c7a47ff8a7840e28b78ceMADEUPaaf4HASHc186badTHIS288IS625bFAKE' AND block = '6885696'", constants.EnsContractAddress)).StructScan(&res)
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Expect(err).To(HaveOccurred())
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})
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It("It does not persist events if they do not pass the emitted arg filter", func() {
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t := transformer.NewTransformer("", blockChain, db)
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t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
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t.SetMethods(constants.EnsContractAddress, nil)
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t.SetEventArgs(constants.EnsContractAddress, []string{"fake_filter_value"})
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err = t.Init()
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Expect(err).ToNot(HaveOccurred())
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err = t.Execute()
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Expect(err).ToNot(HaveOccurred())
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log := test_helpers.LightNewOwnerLog{}
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err = db.QueryRowx(fmt.Sprintf("SELECT * FROM light_%s.newowner_event", constants.EnsContractAddress)).StructScan(&log)
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Expect(err).To(HaveOccurred())
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})
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It("If a method arg filter is applied, only those arguments are used in polling", func() {
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t := transformer.NewTransformer("", blockChain, db)
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t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
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t.SetMethods(constants.EnsContractAddress, []string{"owner"})
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t.SetMethodArgs(constants.EnsContractAddress, []string{"0x93cdeb708b7545dc668eb9280176169d1c33cfd8ed6f04690a0bcc88a93fc4ae"})
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err = t.Init()
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Expect(err).ToNot(HaveOccurred())
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err = t.Execute()
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Expect(err).ToNot(HaveOccurred())
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res := test_helpers.Owner{}
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err = db.QueryRowx(fmt.Sprintf("SELECT * FROM light_%s.owner_method WHERE node_ = '0x93cdeb708b7545dc668eb9280176169d1c33cfd8ed6f04690a0bcc88a93fc4ae' AND block = '6885696'", constants.EnsContractAddress)).StructScan(&res)
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Expect(err).ToNot(HaveOccurred())
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Expect(res.Address).To(Equal("0x6090A6e47849629b7245Dfa1Ca21D94cd15878Ef"))
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Expect(res.TokenName).To(Equal(""))
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err = db.QueryRowx(fmt.Sprintf("SELECT * FROM light_%s.owner_method WHERE node_ = '0x95832c7a47ff8a7840e28b78ce695797aaf402b1c186bad9eca28842625b5047' AND block = '6885696'", constants.EnsContractAddress)).StructScan(&res)
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Expect(err).To(HaveOccurred())
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})
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})
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})
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