Extract slow tests from omni full transformer

This commit is contained in:
Rob Mulholand 2019-02-27 10:10:59 -06:00
parent 34c96654ce
commit a806cb2818
11 changed files with 497 additions and 340 deletions

View File

@ -0,0 +1,273 @@
package integration
import (
"fmt"
"github.com/ethereum/go-ethereum/common"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/vulcanizedb/pkg/core"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres/repositories"
"github.com/vulcanize/vulcanizedb/pkg/omni/full/transformer"
"github.com/vulcanize/vulcanizedb/pkg/omni/shared/constants"
"github.com/vulcanize/vulcanizedb/pkg/omni/shared/helpers/test_helpers"
"github.com/vulcanize/vulcanizedb/pkg/omni/shared/helpers/test_helpers/mocks"
"math/rand"
"strings"
"time"
)
var _ = Describe("Omni full transformer", func() {
var db *postgres.DB
var err error
var blockChain core.BlockChain
var blockRepository repositories.BlockRepository
var ensAddr = strings.ToLower(constants.EnsContractAddress)
var tusdAddr = strings.ToLower(constants.TusdContractAddress)
rand.Seed(time.Now().UnixNano())
BeforeEach(func() {
db, blockChain = test_helpers.SetupDBandBC()
blockRepository = *repositories.NewBlockRepository(db)
})
AfterEach(func() {
test_helpers.TearDown(db)
})
Describe("Init", func() {
It("Initializes transformer's contract objects", func() {
blockRepository.CreateOrUpdateBlock(mocks.TransferBlock1)
blockRepository.CreateOrUpdateBlock(mocks.TransferBlock2)
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
err = t.Init()
Expect(err).ToNot(HaveOccurred())
c, ok := t.Contracts[tusdAddr]
Expect(ok).To(Equal(true))
Expect(c.StartingBlock).To(Equal(int64(6194633)))
Expect(c.LastBlock).To(Equal(int64(6194634)))
Expect(c.Abi).To(Equal(constants.TusdAbiString))
Expect(c.Name).To(Equal("TrueUSD"))
Expect(c.Address).To(Equal(tusdAddr))
})
})
Describe("Execute", func() {
BeforeEach(func() {
blockRepository.CreateOrUpdateBlock(mocks.TransferBlock1)
blockRepository.CreateOrUpdateBlock(mocks.TransferBlock2)
})
It("Transforms watched contract data into custom repositories", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
t.SetMethods(constants.TusdContractAddress, nil)
err = t.Init()
Expect(err).ToNot(HaveOccurred())
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
log := test_helpers.TransferLog{}
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.transfer_event WHERE block = 6194634", tusdAddr)).StructScan(&log)
// We don't know vulcID, so compare individual fields instead of complete structures
Expect(log.Tx).To(Equal("0x135391a0962a63944e5908e6fedfff90fb4be3e3290a21017861099bad654eee"))
Expect(log.Block).To(Equal(int64(6194634)))
Expect(log.From).To(Equal("0x000000000000000000000000000000000000Af21"))
Expect(log.To).To(Equal("0x09BbBBE21a5975cAc061D82f7b843bCE061BA391"))
Expect(log.Value).To(Equal("1097077688018008265106216665536940668749033598146"))
})
It("Keeps track of contract-related addresses while transforming event data if they need to be used for later method polling", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
t.SetMethods(constants.TusdContractAddress, []string{"balanceOf"})
err = t.Init()
Expect(err).ToNot(HaveOccurred())
c, ok := t.Contracts[tusdAddr]
Expect(ok).To(Equal(true))
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
b, ok := c.EmittedAddrs[common.HexToAddress("0x000000000000000000000000000000000000Af21")]
Expect(ok).To(Equal(true))
Expect(b).To(Equal(true))
b, ok = c.EmittedAddrs[common.HexToAddress("0x09BbBBE21a5975cAc061D82f7b843bCE061BA391")]
Expect(ok).To(Equal(true))
Expect(b).To(Equal(true))
_, ok = c.EmittedAddrs[common.HexToAddress("0x09BbBBE21a5975cAc061D82f7b843b1234567890")]
Expect(ok).To(Equal(false))
_, ok = c.EmittedAddrs[common.HexToAddress("0x")]
Expect(ok).To(Equal(false))
_, ok = c.EmittedAddrs[""]
Expect(ok).To(Equal(false))
_, ok = c.EmittedAddrs[common.HexToAddress("0x09THISE21a5IS5cFAKE1D82fAND43bCE06MADEUP")]
Expect(ok).To(Equal(false))
})
It("Polls given methods using generated token holder address", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
t.SetMethods(constants.TusdContractAddress, []string{"balanceOf"})
err = t.Init()
Expect(err).ToNot(HaveOccurred())
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
res := test_helpers.BalanceOf{}
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.balanceof_method WHERE who_ = '0x000000000000000000000000000000000000Af21' AND block = '6194634'", tusdAddr)).StructScan(&res)
Expect(err).ToNot(HaveOccurred())
Expect(res.Balance).To(Equal("0"))
Expect(res.TokenName).To(Equal("TrueUSD"))
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.balanceof_method WHERE who_ = '0x09BbBBE21a5975cAc061D82f7b843bCE061BA391' AND block = '6194634'", tusdAddr)).StructScan(&res)
Expect(err).ToNot(HaveOccurred())
Expect(res.Balance).To(Equal("0"))
Expect(res.TokenName).To(Equal("TrueUSD"))
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.balanceof_method WHERE who_ = '0xfE9e8709d3215310075d67E3ed32A380CCf451C8' AND block = '6194634'", tusdAddr)).StructScan(&res)
Expect(err).To(HaveOccurred())
})
It("Fails if initialization has not been done", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
t.SetMethods(constants.TusdContractAddress, nil)
err = t.Execute()
Expect(err).To(HaveOccurred())
})
})
Describe("Execute- against ENS registry contract", func() {
BeforeEach(func() {
blockRepository.CreateOrUpdateBlock(mocks.NewOwnerBlock1)
blockRepository.CreateOrUpdateBlock(mocks.NewOwnerBlock2)
})
It("Transforms watched contract data into custom repositories", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
t.SetMethods(constants.EnsContractAddress, nil)
err = t.Init()
Expect(err).ToNot(HaveOccurred())
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
log := test_helpers.NewOwnerLog{}
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.newowner_event", ensAddr)).StructScan(&log)
// We don't know vulcID, so compare individual fields instead of complete structures
Expect(log.Tx).To(Equal("0x135391a0962a63944e5908e6fedfff90fb4be3e3290a21017861099bad654bbb"))
Expect(log.Block).To(Equal(int64(6194635)))
Expect(log.Node).To(Equal("0x0000000000000000000000000000000000000000000000000000c02aaa39b223"))
Expect(log.Label).To(Equal("0x9dd48110dcc444fdc242510c09bbbbe21a5975cac061d82f7b843bce061ba391"))
Expect(log.Owner).To(Equal("0x000000000000000000000000000000000000Af21"))
})
It("Keeps track of contract-related hashes while transforming event data if they need to be used for later method polling", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
t.SetMethods(constants.EnsContractAddress, []string{"owner"})
err = t.Init()
Expect(err).ToNot(HaveOccurred())
c, ok := t.Contracts[ensAddr]
Expect(ok).To(Equal(true))
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
Expect(len(c.EmittedHashes)).To(Equal(3))
b, ok := c.EmittedHashes[common.HexToHash("0x0000000000000000000000000000000000000000000000000000c02aaa39b223")]
Expect(ok).To(Equal(true))
Expect(b).To(Equal(true))
b, ok = c.EmittedHashes[common.HexToHash("0x9dd48110dcc444fdc242510c09bbbbe21a5975cac061d82f7b843bce061ba391")]
Expect(ok).To(Equal(true))
Expect(b).To(Equal(true))
// Doesn't keep track of address since it wouldn't be used in calling the 'owner' method
_, ok = c.EmittedAddrs[common.HexToAddress("0x000000000000000000000000000000000000Af21")]
Expect(ok).To(Equal(false))
})
It("Polls given methods using generated token holder address", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
t.SetMethods(constants.EnsContractAddress, []string{"owner"})
err = t.Init()
Expect(err).ToNot(HaveOccurred())
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
res := test_helpers.Owner{}
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.owner_method WHERE node_ = '0x0000000000000000000000000000000000000000000000000000c02aaa39b223' AND block = '6194636'", ensAddr)).StructScan(&res)
Expect(err).ToNot(HaveOccurred())
Expect(res.Address).To(Equal("0x0000000000000000000000000000000000000000"))
Expect(res.TokenName).To(Equal(""))
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.owner_method WHERE node_ = '0x9dd48110dcc444fdc242510c09bbbbe21a5975cac061d82f7b843bce061ba391' AND block = '6194636'", ensAddr)).StructScan(&res)
Expect(err).ToNot(HaveOccurred())
Expect(res.Address).To(Equal("0x0000000000000000000000000000000000000000"))
Expect(res.TokenName).To(Equal(""))
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.owner_method WHERE node_ = '0x9THIS110dcc444fIS242510c09bbAbe21aFAKEcacNODE82f7b843HASH61ba391' AND block = '6194636'", ensAddr)).StructScan(&res)
Expect(err).To(HaveOccurred())
})
It("It does not perist events if they do not pass the emitted arg filter", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
t.SetMethods(constants.EnsContractAddress, nil)
t.SetEventArgs(constants.EnsContractAddress, []string{"fake_filter_value"})
err = t.Init()
Expect(err).ToNot(HaveOccurred())
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
log := test_helpers.LightNewOwnerLog{}
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.newowner_event", ensAddr)).StructScan(&log)
Expect(err).To(HaveOccurred())
})
It("If a method arg filter is applied, only those arguments are used in polling", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
t.SetMethods(constants.EnsContractAddress, []string{"owner"})
t.SetMethodArgs(constants.EnsContractAddress, []string{"0x0000000000000000000000000000000000000000000000000000c02aaa39b223"})
err = t.Init()
Expect(err).ToNot(HaveOccurred())
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
res := test_helpers.Owner{}
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.owner_method WHERE node_ = '0x0000000000000000000000000000000000000000000000000000c02aaa39b223' AND block = '6194636'", ensAddr)).StructScan(&res)
Expect(err).ToNot(HaveOccurred())
Expect(res.Address).To(Equal("0x0000000000000000000000000000000000000000"))
Expect(res.TokenName).To(Equal(""))
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.owner_method WHERE node_ = '0x9dd48110dcc444fdc242510c09bbbbe21a5975cac061d82f7b843bce061ba391' AND block = '6194636'", ensAddr)).StructScan(&res)
Expect(err).To(HaveOccurred())
})
})
})

View File

@ -2,9 +2,12 @@ package integration
import (
"fmt"
"strings"
"github.com/ethereum/go-ethereum/common"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/vulcanizedb/pkg/core"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres/repositories"
@ -12,7 +15,6 @@ import (
"github.com/vulcanize/vulcanizedb/pkg/omni/shared/constants"
"github.com/vulcanize/vulcanizedb/pkg/omni/shared/helpers/test_helpers"
"github.com/vulcanize/vulcanizedb/pkg/omni/shared/helpers/test_helpers/mocks"
"strings"
)
var _ = Describe("Omnit light transformer", func() {

View File

@ -1,14 +0,0 @@
package fakes
type MockBlockRetriever struct {
FirstBlock int64
FirstBlockErr error
}
func (retriever *MockBlockRetriever) RetrieveFirstBlock() (int64, error) {
return retriever.FirstBlock, retriever.FirstBlockErr
}
func (retriever *MockBlockRetriever) RetrieveMostRecentBlock() (int64, error) {
return 0, nil
}

View File

@ -0,0 +1,14 @@
package fakes
import "github.com/vulcanize/vulcanizedb/pkg/filters"
type MockFilterRepository struct {
}
func (*MockFilterRepository) CreateFilter(filter filters.LogFilter) error {
return nil
}
func (*MockFilterRepository) GetFilter(name string) (filters.LogFilter, error) {
panic("implement me")
}

View File

@ -0,0 +1,15 @@
package fakes
type MockFullBlockRetriever struct {
FirstBlock int64
FirstBlockErr error
MostRecentBlock int64
}
func (retriever *MockFullBlockRetriever) RetrieveFirstBlock(contractAddr string) (int64, error) {
return retriever.FirstBlock, retriever.FirstBlockErr
}
func (retriever *MockFullBlockRetriever) RetrieveMostRecentBlock() (int64, error) {
return retriever.MostRecentBlock, nil
}

View File

@ -0,0 +1,14 @@
package fakes
type MockLightBlockRetriever struct {
FirstBlock int64
FirstBlockErr error
}
func (retriever *MockLightBlockRetriever) RetrieveFirstBlock() (int64, error) {
return retriever.FirstBlock, retriever.FirstBlockErr
}
func (retriever *MockLightBlockRetriever) RetrieveMostRecentBlock() (int64, error) {
return 0, nil
}

View File

@ -0,0 +1,42 @@
package fakes
import "github.com/vulcanize/vulcanizedb/pkg/core"
type MockLightHeaderRepository struct {
}
func (*MockLightHeaderRepository) AddCheckColumn(id string) error {
return nil
}
func (*MockLightHeaderRepository) AddCheckColumns(ids []string) error {
panic("implement me")
}
func (*MockLightHeaderRepository) MarkHeaderChecked(headerID int64, eventID string) error {
panic("implement me")
}
func (*MockLightHeaderRepository) MarkHeaderCheckedForAll(headerID int64, ids []string) error {
panic("implement me")
}
func (*MockLightHeaderRepository) MarkHeadersCheckedForAll(headers []core.Header, ids []string) error {
panic("implement me")
}
func (*MockLightHeaderRepository) MissingHeaders(startingBlockNumber int64, endingBlockNumber int64, eventID string) ([]core.Header, error) {
panic("implement me")
}
func (*MockLightHeaderRepository) MissingMethodsCheckedEventsIntersection(startingBlockNumber, endingBlockNumber int64, methodIds, eventIds []string) ([]core.Header, error) {
panic("implement me")
}
func (*MockLightHeaderRepository) MissingHeadersForAll(startingBlockNumber, endingBlockNumber int64, ids []string) ([]core.Header, error) {
panic("implement me")
}
func (*MockLightHeaderRepository) CheckCache(key string) (interface{}, bool) {
panic("implement me")
}

View File

@ -7,6 +7,8 @@ import (
type MockParser struct {
AbiToReturn string
EventName string
Event types.Event
}
func (*MockParser) Parse(contractAddr string) error {
@ -33,6 +35,6 @@ func (*MockParser) GetSelectMethods(wanted []string) []types.Method {
return []types.Method{}
}
func (*MockParser) GetEvents(wanted []string) map[string]types.Event {
return map[string]types.Event{}
func (parser *MockParser) GetEvents(wanted []string) map[string]types.Event {
return map[string]types.Event{parser.EventName: parser.Event}
}

View File

@ -34,7 +34,7 @@ import (
)
// Requires a fully synced vDB and a running eth node (or infura)
type transformer struct {
type Transformer struct {
// Database interfaces
datastore.FilterRepository // Log filters repo; accepts filters generated by Contract.GenerateFilters()
datastore.WatchedEventRepository // Watched event log views, created by the log filters
@ -76,8 +76,8 @@ type transformer struct {
}
// Transformer takes in config for blockchain, database, and network id
func NewTransformer(network string, BC core.BlockChain, DB *postgres.DB) *transformer {
return &transformer{
func NewTransformer(network string, BC core.BlockChain, DB *postgres.DB) *Transformer {
return &Transformer{
Poller: poller.NewPoller(BC, DB, types.FullSync),
Parser: parser.NewParser(network),
BlockRetriever: retriever.NewBlockRetriever(DB),
@ -101,7 +101,7 @@ func NewTransformer(network string, BC core.BlockChain, DB *postgres.DB) *transf
// Loops over all of the addr => filter sets
// Uses parser to pull event info from abi
// Use this info to generate event filters
func (t *transformer) Init() error {
func (t *Transformer) Init() error {
for contractAddr, subset := range t.WatchedEvents {
// Get Abi
err := t.Parser.Parse(contractAddr)
@ -126,7 +126,7 @@ func (t *transformer) Init() error {
// Get contract name if it has one
var name = new(string)
t.FetchContractData(t.Abi(), contractAddr, "name", nil, &name, lastBlock)
t.Poller.FetchContractData(t.Abi(), contractAddr, "name", nil, name, lastBlock)
// Remove any potential accidental duplicate inputs in arg filter values
eventArgs := map[string]bool{}
@ -147,6 +147,7 @@ func (t *transformer) Init() error {
ParsedAbi: t.Parser.ParsedAbi(),
StartingBlock: firstBlock,
LastBlock: lastBlock,
// TODO: consider whether this duplicated knowledge from t.WatchedEvents
Events: t.Parser.GetEvents(subset),
Methods: t.Parser.GetSelectMethods(t.WantedMethods[contractAddr]),
FilterArgs: eventArgs,
@ -164,7 +165,7 @@ func (t *transformer) Init() error {
// Iterate over filters and push them to the repo using filter repository interface
for _, filter := range info.Filters {
err = t.CreateFilter(filter)
err = t.FilterRepository.CreateFilter(filter)
if err != nil {
return err
}
@ -182,7 +183,7 @@ func (t *transformer) Init() error {
// Uses converter to convert logs into custom log type
// Persists converted logs into custuom postgres tables
// Calls selected methods, using token holder address generated during event log conversion
func (tr transformer) Execute() error {
func (tr Transformer) Execute() error {
if len(tr.Contracts) == 0 {
return errors.New("error: transformer has no initialized contracts to work with")
}
@ -231,41 +232,41 @@ func (tr transformer) Execute() error {
}
// Used to set which contract addresses and which of their events to watch
func (tr *transformer) SetEvents(contractAddr string, filterSet []string) {
func (tr *Transformer) SetEvents(contractAddr string, filterSet []string) {
tr.WatchedEvents[strings.ToLower(contractAddr)] = filterSet
}
// Used to set subset of account addresses to watch events for
func (tr *transformer) SetEventArgs(contractAddr string, filterSet []string) {
func (tr *Transformer) SetEventArgs(contractAddr string, filterSet []string) {
tr.EventArgs[strings.ToLower(contractAddr)] = filterSet
}
// Used to set which contract addresses and which of their methods to call
func (tr *transformer) SetMethods(contractAddr string, filterSet []string) {
func (tr *Transformer) SetMethods(contractAddr string, filterSet []string) {
tr.WantedMethods[strings.ToLower(contractAddr)] = filterSet
}
// Used to set subset of account addresses to poll methods on
func (tr *transformer) SetMethodArgs(contractAddr string, filterSet []string) {
func (tr *Transformer) SetMethodArgs(contractAddr string, filterSet []string) {
tr.MethodArgs[strings.ToLower(contractAddr)] = filterSet
}
// Used to set the block range to watch for a given address
func (tr *transformer) SetStartingBlock(contractAddr string, start int64) {
func (tr *Transformer) SetStartingBlock(contractAddr string, start int64) {
tr.ContractStart[strings.ToLower(contractAddr)] = start
}
// Used to set whether or not to persist an account address list
func (tr *transformer) SetCreateAddrList(contractAddr string, on bool) {
func (tr *Transformer) SetCreateAddrList(contractAddr string, on bool) {
tr.CreateAddrList[strings.ToLower(contractAddr)] = on
}
// Used to set whether or not to persist an hash list
func (tr *transformer) SetCreateHashList(contractAddr string, on bool) {
func (tr *Transformer) SetCreateHashList(contractAddr string, on bool) {
tr.CreateHashList[strings.ToLower(contractAddr)] = on
}
// Used to turn method piping on for a contract
func (tr *transformer) SetPiping(contractAddr string, on bool) {
func (tr *Transformer) SetPiping(contractAddr string, on bool) {
tr.Piping[strings.ToLower(contractAddr)] = on
}

View File

@ -17,353 +17,160 @@
package transformer_test
import (
"fmt"
"math/rand"
"strings"
"time"
"github.com/ethereum/go-ethereum/common"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/vulcanizedb/pkg/core"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres/repositories"
"github.com/vulcanize/vulcanizedb/pkg/fakes"
"github.com/vulcanize/vulcanizedb/pkg/omni/full/retriever"
"github.com/vulcanize/vulcanizedb/pkg/omni/full/transformer"
"github.com/vulcanize/vulcanizedb/pkg/omni/shared/constants"
"github.com/vulcanize/vulcanizedb/pkg/omni/shared/helpers/test_helpers"
"github.com/vulcanize/vulcanizedb/pkg/omni/shared/helpers/test_helpers/mocks"
"github.com/vulcanize/vulcanizedb/pkg/omni/shared/contract"
"github.com/vulcanize/vulcanizedb/pkg/omni/shared/parser"
"github.com/vulcanize/vulcanizedb/pkg/omni/shared/poller"
"github.com/vulcanize/vulcanizedb/pkg/omni/shared/types"
)
var _ = Describe("Transformer", func() {
var db *postgres.DB
var err error
var blockChain core.BlockChain
var blockRepository repositories.BlockRepository
var ensAddr = strings.ToLower(constants.EnsContractAddress)
var tusdAddr = strings.ToLower(constants.TusdContractAddress)
var fakeAddress = "0x1234567890abcdef"
rand.Seed(time.Now().UnixNano())
BeforeEach(func() {
db, blockChain = test_helpers.SetupDBandBC()
blockRepository = *repositories.NewBlockRepository(db)
})
AfterEach(func() {
test_helpers.TearDown(db)
})
Describe("SetEvents", func() {
It("Sets which events to watch from the given contract address", func() {
watchedEvents := []string{"Transfer", "Mint"}
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.TusdContractAddress, watchedEvents)
Expect(t.WatchedEvents[tusdAddr]).To(Equal(watchedEvents))
t := getTransformer(&fakes.MockFullBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetEvents(fakeAddress, watchedEvents)
Expect(t.WatchedEvents[fakeAddress]).To(Equal(watchedEvents))
})
})
Describe("SetEventAddrs", func() {
It("Sets which account addresses to watch events for", func() {
eventAddrs := []string{"test1", "test2"}
t := transformer.NewTransformer("", blockChain, db)
t.SetEventArgs(constants.TusdContractAddress, eventAddrs)
Expect(t.EventArgs[tusdAddr]).To(Equal(eventAddrs))
t := getTransformer(&fakes.MockFullBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetEventArgs(fakeAddress, eventAddrs)
Expect(t.EventArgs[fakeAddress]).To(Equal(eventAddrs))
})
})
Describe("SetMethods", func() {
It("Sets which methods to poll at the given contract address", func() {
watchedMethods := []string{"balanceOf", "totalSupply"}
t := transformer.NewTransformer("", blockChain, db)
t.SetMethods(constants.TusdContractAddress, watchedMethods)
Expect(t.WantedMethods[tusdAddr]).To(Equal(watchedMethods))
t := getTransformer(&fakes.MockFullBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetMethods(fakeAddress, watchedMethods)
Expect(t.WantedMethods[fakeAddress]).To(Equal(watchedMethods))
})
})
Describe("SetMethodAddrs", func() {
It("Sets which account addresses to poll methods against", func() {
methodAddrs := []string{"test1", "test2"}
t := transformer.NewTransformer("", blockChain, db)
t.SetMethodArgs(constants.TusdContractAddress, methodAddrs)
Expect(t.MethodArgs[tusdAddr]).To(Equal(methodAddrs))
t := getTransformer(&fakes.MockFullBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetMethodArgs(fakeAddress, methodAddrs)
Expect(t.MethodArgs[fakeAddress]).To(Equal(methodAddrs))
})
})
Describe("SetStartingBlock", func() {
It("Sets the block range that the contract should be watched within", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetStartingBlock(constants.TusdContractAddress, 11)
Expect(t.ContractStart[tusdAddr]).To(Equal(int64(11)))
t := getTransformer(&fakes.MockFullBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetStartingBlock(fakeAddress, 11)
Expect(t.ContractStart[fakeAddress]).To(Equal(int64(11)))
})
})
Describe("SetCreateAddrList", func() {
It("Sets the block range that the contract should be watched within", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetCreateAddrList(constants.TusdContractAddress, true)
Expect(t.CreateAddrList[tusdAddr]).To(Equal(true))
t := getTransformer(&fakes.MockFullBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetCreateAddrList(fakeAddress, true)
Expect(t.CreateAddrList[fakeAddress]).To(Equal(true))
})
})
Describe("SetCreateHashList", func() {
It("Sets the block range that the contract should be watched within", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetCreateHashList(constants.TusdContractAddress, true)
Expect(t.CreateHashList[tusdAddr]).To(Equal(true))
t := getTransformer(&fakes.MockFullBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetCreateHashList(fakeAddress, true)
Expect(t.CreateHashList[fakeAddress]).To(Equal(true))
})
})
Describe("Init", func() {
It("Initializes transformer's contract objects", func() {
blockRepository.CreateOrUpdateBlock(mocks.TransferBlock1)
blockRepository.CreateOrUpdateBlock(mocks.TransferBlock2)
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
err = t.Init()
blockRetriever := &fakes.MockFullBlockRetriever{}
firstBlock := int64(1)
mostRecentBlock := int64(2)
blockRetriever.FirstBlock = firstBlock
blockRetriever.MostRecentBlock = mostRecentBlock
parsr := &fakes.MockParser{}
fakeAbi := "fake_abi"
eventName := "Transfer"
event := types.Event{}
parsr.AbiToReturn = fakeAbi
parsr.EventName = eventName
parsr.Event = event
pollr := &fakes.MockPoller{}
fakeContractName := "fake_contract_name"
pollr.ContractName = fakeContractName
t := getTransformer(blockRetriever, parsr, pollr)
t.SetEvents(fakeAddress, []string{"Transfer"})
err := t.Init()
Expect(err).ToNot(HaveOccurred())
c, ok := t.Contracts[tusdAddr]
c, ok := t.Contracts[fakeAddress]
Expect(ok).To(Equal(true))
Expect(c.StartingBlock).To(Equal(int64(6194633)))
Expect(c.LastBlock).To(Equal(int64(6194634)))
Expect(c.Abi).To(Equal(constants.TusdAbiString))
Expect(c.Name).To(Equal("TrueUSD"))
Expect(c.Address).To(Equal(tusdAddr))
Expect(c.StartingBlock).To(Equal(firstBlock))
Expect(c.LastBlock).To(Equal(mostRecentBlock))
Expect(c.Abi).To(Equal(fakeAbi))
Expect(c.Name).To(Equal(fakeContractName))
Expect(c.Address).To(Equal(fakeAddress))
})
It("Fails to initialize if first and most recent blocks cannot be fetched from vDB", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
err = t.Init()
blockRetriever := &fakes.MockFullBlockRetriever{}
blockRetriever.FirstBlockErr = fakes.FakeError
t := getTransformer(blockRetriever, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetEvents(fakeAddress, []string{"Transfer"})
err := t.Init()
Expect(err).To(HaveOccurred())
Expect(err).To(MatchError(fakes.FakeError))
})
It("Does nothing if watched events are unset", func() {
blockRepository.CreateOrUpdateBlock(mocks.TransferBlock1)
blockRepository.CreateOrUpdateBlock(mocks.TransferBlock2)
t := transformer.NewTransformer("", blockChain, db)
err = t.Init()
t := getTransformer(&fakes.MockFullBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
err := t.Init()
Expect(err).ToNot(HaveOccurred())
_, ok := t.Contracts[tusdAddr]
_, ok := t.Contracts[fakeAddress]
Expect(ok).To(Equal(false))
})
})
Describe("Execute", func() {
BeforeEach(func() {
blockRepository.CreateOrUpdateBlock(mocks.TransferBlock1)
blockRepository.CreateOrUpdateBlock(mocks.TransferBlock2)
})
It("Transforms watched contract data into custom repositories", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
t.SetMethods(constants.TusdContractAddress, nil)
err = t.Init()
Expect(err).ToNot(HaveOccurred())
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
log := test_helpers.TransferLog{}
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.transfer_event WHERE block = 6194634", tusdAddr)).StructScan(&log)
// We don't know vulcID, so compare individual fields instead of complete structures
Expect(log.Tx).To(Equal("0x135391a0962a63944e5908e6fedfff90fb4be3e3290a21017861099bad654eee"))
Expect(log.Block).To(Equal(int64(6194634)))
Expect(log.From).To(Equal("0x000000000000000000000000000000000000Af21"))
Expect(log.To).To(Equal("0x09BbBBE21a5975cAc061D82f7b843bCE061BA391"))
Expect(log.Value).To(Equal("1097077688018008265106216665536940668749033598146"))
})
It("Keeps track of contract-related addresses while transforming event data if they need to be used for later method polling", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
t.SetMethods(constants.TusdContractAddress, []string{"balanceOf"})
err = t.Init()
Expect(err).ToNot(HaveOccurred())
c, ok := t.Contracts[tusdAddr]
Expect(ok).To(Equal(true))
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
b, ok := c.EmittedAddrs[common.HexToAddress("0x000000000000000000000000000000000000Af21")]
Expect(ok).To(Equal(true))
Expect(b).To(Equal(true))
b, ok = c.EmittedAddrs[common.HexToAddress("0x09BbBBE21a5975cAc061D82f7b843bCE061BA391")]
Expect(ok).To(Equal(true))
Expect(b).To(Equal(true))
_, ok = c.EmittedAddrs[common.HexToAddress("0x09BbBBE21a5975cAc061D82f7b843b1234567890")]
Expect(ok).To(Equal(false))
_, ok = c.EmittedAddrs[common.HexToAddress("0x")]
Expect(ok).To(Equal(false))
_, ok = c.EmittedAddrs[""]
Expect(ok).To(Equal(false))
_, ok = c.EmittedAddrs[common.HexToAddress("0x09THISE21a5IS5cFAKE1D82fAND43bCE06MADEUP")]
Expect(ok).To(Equal(false))
})
It("Polls given methods using generated token holder address", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
t.SetMethods(constants.TusdContractAddress, []string{"balanceOf"})
err = t.Init()
Expect(err).ToNot(HaveOccurred())
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
res := test_helpers.BalanceOf{}
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.balanceof_method WHERE who_ = '0x000000000000000000000000000000000000Af21' AND block = '6194634'", tusdAddr)).StructScan(&res)
Expect(err).ToNot(HaveOccurred())
Expect(res.Balance).To(Equal("0"))
Expect(res.TokenName).To(Equal("TrueUSD"))
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.balanceof_method WHERE who_ = '0x09BbBBE21a5975cAc061D82f7b843bCE061BA391' AND block = '6194634'", tusdAddr)).StructScan(&res)
Expect(err).ToNot(HaveOccurred())
Expect(res.Balance).To(Equal("0"))
Expect(res.TokenName).To(Equal("TrueUSD"))
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.balanceof_method WHERE who_ = '0xfE9e8709d3215310075d67E3ed32A380CCf451C8' AND block = '6194634'", tusdAddr)).StructScan(&res)
Expect(err).To(HaveOccurred())
})
It("Fails if initialization has not been done", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.TusdContractAddress, []string{"Transfer"})
t.SetMethods(constants.TusdContractAddress, nil)
err = t.Execute()
Expect(err).To(HaveOccurred())
})
})
Describe("Execute- against ENS registry contract", func() {
BeforeEach(func() {
blockRepository.CreateOrUpdateBlock(mocks.NewOwnerBlock1)
blockRepository.CreateOrUpdateBlock(mocks.NewOwnerBlock2)
})
It("Transforms watched contract data into custom repositories", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
t.SetMethods(constants.EnsContractAddress, nil)
err = t.Init()
Expect(err).ToNot(HaveOccurred())
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
log := test_helpers.NewOwnerLog{}
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.newowner_event", ensAddr)).StructScan(&log)
// We don't know vulcID, so compare individual fields instead of complete structures
Expect(log.Tx).To(Equal("0x135391a0962a63944e5908e6fedfff90fb4be3e3290a21017861099bad654bbb"))
Expect(log.Block).To(Equal(int64(6194635)))
Expect(log.Node).To(Equal("0x0000000000000000000000000000000000000000000000000000c02aaa39b223"))
Expect(log.Label).To(Equal("0x9dd48110dcc444fdc242510c09bbbbe21a5975cac061d82f7b843bce061ba391"))
Expect(log.Owner).To(Equal("0x000000000000000000000000000000000000Af21"))
})
It("Keeps track of contract-related hashes while transforming event data if they need to be used for later method polling", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
t.SetMethods(constants.EnsContractAddress, []string{"owner"})
err = t.Init()
Expect(err).ToNot(HaveOccurred())
c, ok := t.Contracts[ensAddr]
Expect(ok).To(Equal(true))
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
Expect(len(c.EmittedHashes)).To(Equal(3))
b, ok := c.EmittedHashes[common.HexToHash("0x0000000000000000000000000000000000000000000000000000c02aaa39b223")]
Expect(ok).To(Equal(true))
Expect(b).To(Equal(true))
b, ok = c.EmittedHashes[common.HexToHash("0x9dd48110dcc444fdc242510c09bbbbe21a5975cac061d82f7b843bce061ba391")]
Expect(ok).To(Equal(true))
Expect(b).To(Equal(true))
// Doesn't keep track of address since it wouldn't be used in calling the 'owner' method
_, ok = c.EmittedAddrs[common.HexToAddress("0x000000000000000000000000000000000000Af21")]
Expect(ok).To(Equal(false))
})
It("Polls given methods using generated token holder address", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
t.SetMethods(constants.EnsContractAddress, []string{"owner"})
err = t.Init()
Expect(err).ToNot(HaveOccurred())
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
res := test_helpers.Owner{}
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.owner_method WHERE node_ = '0x0000000000000000000000000000000000000000000000000000c02aaa39b223' AND block = '6194636'", ensAddr)).StructScan(&res)
Expect(err).ToNot(HaveOccurred())
Expect(res.Address).To(Equal("0x0000000000000000000000000000000000000000"))
Expect(res.TokenName).To(Equal(""))
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.owner_method WHERE node_ = '0x9dd48110dcc444fdc242510c09bbbbe21a5975cac061d82f7b843bce061ba391' AND block = '6194636'", ensAddr)).StructScan(&res)
Expect(err).ToNot(HaveOccurred())
Expect(res.Address).To(Equal("0x0000000000000000000000000000000000000000"))
Expect(res.TokenName).To(Equal(""))
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.owner_method WHERE node_ = '0x9THIS110dcc444fIS242510c09bbAbe21aFAKEcacNODE82f7b843HASH61ba391' AND block = '6194636'", ensAddr)).StructScan(&res)
Expect(err).To(HaveOccurred())
})
It("It does not perist events if they do not pass the emitted arg filter", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
t.SetMethods(constants.EnsContractAddress, nil)
t.SetEventArgs(constants.EnsContractAddress, []string{"fake_filter_value"})
err = t.Init()
Expect(err).ToNot(HaveOccurred())
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
log := test_helpers.LightNewOwnerLog{}
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.newowner_event", ensAddr)).StructScan(&log)
Expect(err).To(HaveOccurred())
})
It("If a method arg filter is applied, only those arguments are used in polling", func() {
t := transformer.NewTransformer("", blockChain, db)
t.SetEvents(constants.EnsContractAddress, []string{"NewOwner"})
t.SetMethods(constants.EnsContractAddress, []string{"owner"})
t.SetMethodArgs(constants.EnsContractAddress, []string{"0x0000000000000000000000000000000000000000000000000000c02aaa39b223"})
err = t.Init()
Expect(err).ToNot(HaveOccurred())
err = t.Execute()
Expect(err).ToNot(HaveOccurred())
res := test_helpers.Owner{}
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.owner_method WHERE node_ = '0x0000000000000000000000000000000000000000000000000000c02aaa39b223' AND block = '6194636'", ensAddr)).StructScan(&res)
Expect(err).ToNot(HaveOccurred())
Expect(res.Address).To(Equal("0x0000000000000000000000000000000000000000"))
Expect(res.TokenName).To(Equal(""))
err = db.QueryRowx(fmt.Sprintf("SELECT * FROM full_%s.owner_method WHERE node_ = '0x9dd48110dcc444fdc242510c09bbbbe21a5975cac061d82f7b843bce061ba391' AND block = '6194636'", ensAddr)).StructScan(&res)
Expect(err).To(HaveOccurred())
})
})
})
func getTransformer(blockRetriever retriever.BlockRetriever, parsr parser.Parser, pollr poller.Poller) transformer.Transformer {
return transformer.Transformer{
FilterRepository: &fakes.MockFilterRepository{},
Parser: parsr,
BlockRetriever: blockRetriever,
Poller: pollr,
Contracts: map[string]*contract.Contract{},
WatchedEvents: map[string][]string{},
WantedMethods: map[string][]string{},
ContractStart: map[string]int64{},
EventArgs: map[string][]string{},
MethodArgs: map[string][]string{},
CreateAddrList: map[string]bool{},
CreateHashList: map[string]bool{},
}
}

View File

@ -34,7 +34,7 @@ var _ = Describe("Transformer", func() {
Describe("SetEvents", func() {
It("Sets which events to watch from the given contract address", func() {
watchedEvents := []string{"Transfer", "Mint"}
t := getFakeTransformer(&fakes.MockBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t := getFakeTransformer(&fakes.MockLightBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetEvents(fakeAddress, watchedEvents)
Expect(t.WatchedEvents[fakeAddress]).To(Equal(watchedEvents))
})
@ -43,7 +43,7 @@ var _ = Describe("Transformer", func() {
Describe("SetEventAddrs", func() {
It("Sets which account addresses to watch events for", func() {
eventAddrs := []string{"test1", "test2"}
t := getFakeTransformer(&fakes.MockBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t := getFakeTransformer(&fakes.MockLightBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetEventArgs(fakeAddress, eventAddrs)
Expect(t.EventArgs[fakeAddress]).To(Equal(eventAddrs))
})
@ -52,7 +52,7 @@ var _ = Describe("Transformer", func() {
Describe("SetMethods", func() {
It("Sets which methods to poll at the given contract address", func() {
watchedMethods := []string{"balanceOf", "totalSupply"}
t := getFakeTransformer(&fakes.MockBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t := getFakeTransformer(&fakes.MockLightBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetMethods(fakeAddress, watchedMethods)
Expect(t.WantedMethods[fakeAddress]).To(Equal(watchedMethods))
})
@ -61,7 +61,7 @@ var _ = Describe("Transformer", func() {
Describe("SetMethodAddrs", func() {
It("Sets which account addresses to poll methods against", func() {
methodAddrs := []string{"test1", "test2"}
t := getFakeTransformer(&fakes.MockBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t := getFakeTransformer(&fakes.MockLightBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetMethodArgs(fakeAddress, methodAddrs)
Expect(t.MethodArgs[fakeAddress]).To(Equal(methodAddrs))
})
@ -69,7 +69,7 @@ var _ = Describe("Transformer", func() {
Describe("SetStartingBlock", func() {
It("Sets the block range that the contract should be watched within", func() {
t := getFakeTransformer(&fakes.MockBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t := getFakeTransformer(&fakes.MockLightBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetStartingBlock(fakeAddress, 11)
Expect(t.ContractStart[fakeAddress]).To(Equal(int64(11)))
})
@ -77,7 +77,7 @@ var _ = Describe("Transformer", func() {
Describe("SetCreateAddrList", func() {
It("Sets the block range that the contract should be watched within", func() {
t := getFakeTransformer(&fakes.MockBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t := getFakeTransformer(&fakes.MockLightBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetCreateAddrList(fakeAddress, true)
Expect(t.CreateAddrList[fakeAddress]).To(Equal(true))
})
@ -85,7 +85,7 @@ var _ = Describe("Transformer", func() {
Describe("SetCreateHashList", func() {
It("Sets the block range that the contract should be watched within", func() {
t := getFakeTransformer(&fakes.MockBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t := getFakeTransformer(&fakes.MockLightBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetCreateHashList(fakeAddress, true)
Expect(t.CreateHashList[fakeAddress]).To(Equal(true))
})
@ -93,7 +93,7 @@ var _ = Describe("Transformer", func() {
Describe("Init", func() {
It("Initializes transformer's contract objects", func() {
blockRetriever := &fakes.MockBlockRetriever{}
blockRetriever := &fakes.MockLightBlockRetriever{}
firstBlock := int64(1)
blockRetriever.FirstBlock = firstBlock
@ -123,7 +123,7 @@ var _ = Describe("Transformer", func() {
})
It("Fails to initialize if first and most recent block numbers cannot be fetched from vDB headers table", func() {
blockRetriever := &fakes.MockBlockRetriever{}
blockRetriever := &fakes.MockLightBlockRetriever{}
blockRetriever.FirstBlockErr = fakes.FakeError
t := getFakeTransformer(blockRetriever, &fakes.MockParser{}, &fakes.MockPoller{})
t.SetEvents(fakeAddress, []string{"Transfer"})
@ -135,7 +135,7 @@ var _ = Describe("Transformer", func() {
})
It("Does nothing if watched events are unset", func() {
t := getFakeTransformer(&fakes.MockBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
t := getFakeTransformer(&fakes.MockLightBlockRetriever{}, &fakes.MockParser{}, &fakes.MockPoller{})
err := t.Init()
@ -153,6 +153,7 @@ func getFakeTransformer(blockRetriever retriever.BlockRetriever, parsr parser.Pa
Parser: parsr,
BlockRetriever: blockRetriever,
Poller: pollr,
HeaderRepository: &fakes.MockLightHeaderRepository{},
Contracts: map[string]*contract.Contract{},
WatchedEvents: map[string][]string{},
WantedMethods: map[string][]string{},