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Transfer and Approval event repo and repo tests + db migrations for these events.

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This commit is contained in:
Ian Norden 2018-08-28 11:45:31 -05:00
parent 55a73c5797
commit ada872404e
9 changed files with 384 additions and 20 deletions
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1
db/migrations/20180827120358_create_token_transfer_table.down.sql Normal file
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@ -0,0 +1 @@
DROP TABLE token_transfers;

14
db/migrations/20180827120358_create_token_transfer_table.up.sql Normal file
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@ -0,0 +1,14 @@
CREATE TABLE token_transfers (
id SERIAL,
vulcanize_log_id INTEGER NOT NULL UNIQUE,
token_name CHARACTER VARYING(66) NOT NULL,
token_address CHARACTER VARYING(66) NOT NULL,
to_address CHARACTER VARYING(66) NOT NULL,
from_address CHARACTER VARYING(66) NOT NULL,
tokens DECIMAL NOT NULL,
block INTEGER NOT NULL,
tx CHARACTER VARYING(66) NOT NULL,
CONSTRAINT log_index_fk FOREIGN KEY (vulcanize_log_id)
REFERENCES logs (id)
ON DELETE CASCADE
)

1
db/migrations/20180827120410_create_token_approval_table.down.sql Normal file
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@ -0,0 +1 @@
DROP TABLE token_approvals;

14
db/migrations/20180827120410_create_token_approval_table.up.sql Normal file
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@ -0,0 +1,14 @@
CREATE TABLE token_approvals (
id SERIAL,
vulcanize_log_id INTEGER NOT NULL UNIQUE,
token_name CHARACTER VARYING(66) NOT NULL,
token_address CHARACTER VARYING(66) NOT NULL,
owner CHARACTER VARYING(66) NOT NULL,
spender CHARACTER VARYING(66) NOT NULL,
tokens DECIMAL NOT NULL,
block INTEGER NOT NULL,
tx CHARACTER VARYING(66) NOT NULL,
CONSTRAINT log_index_fk FOREIGN KEY (vulcanize_log_id)
REFERENCES logs (id)
ON DELETE CASCADE
)

3
examples/erc20_watcher/event_triggered/converter.go
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@ -22,6 +22,9 @@ import (
"github.com/vulcanize/vulcanizedb/pkg/core"
)
// Converter converts a raw event log into its corresponding entity
// and can subsequently convert the entity into a model
type ERC20ConverterInterface interface {
ToTransferEntity(watchedEvent core.WatchedEvent) (*TransferEntity, error)
ToTransferModel(entity TransferEntity) TransferModel

112
examples/erc20_watcher/event_triggered/integration_test.go
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@ -13,3 +13,115 @@
// limitations under the License.
package event_triggered_test
/*
import (
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/vulcanizedb/pkg/core"
"github.com/vulcanize/vulcanizedb/pkg/config"
"github.com/vulcanize/vulcanizedb/examples/constants"
"github.com/vulcanize/vulcanizedb/examples/erc20_watcher/event_triggered"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres/repositories"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
"github.com/vulcanize/vulcanizedb/pkg/fakes"
"time"
)
var idOne = "0x000000000000000000000000000000000000000000000000000000000000af21"
var logKill = core.Log{
BlockNumber: 5488076,
Address: constants.DaiContractAddress,
TxHash: "0x135391a0962a63944e5908e6fedfff90fb4be3e3290a21017861099bad6546ae",
Index: 0,
Topics: [4]string{
constants.TransferEventSignature,
idOne,
"0x9dd48110dcc444fdc242510c09bbbbe21a5975cac061d82f7b843bce061ba391",
"0x0000000000000000000000003dc389e0a69d6364a66ab64ebd51234da9569284",
},
Data: "0x000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc200000000000000000000000089d24a6b4ccb1b6faa2625fe562bdd9a23260359000000000000000000000000000000000000000000000000392d2e2bda9c00000000000000000000000000000000000000000000000000927f41fa0a4a418000000000000000000000000000000000000000000000000000000000005adcfebe",
}
var expectedLogKill = event_triggered.TransferModel{
Block: 5488076,
TxHash: "0x135391a0962a63944e5908e6fedfff90fb4be3e3290a21017861099bad6546ae",
}
//converted logID to assert against
var logs = []core.Log{
logKill,
{
BlockNumber: 0,
TxHash: "",
Address: "",
Topics: core.Topics{},
Index: 0,
Data: "",
},
}
var _ = Describe("Integration test with vulcanizedb", func() {
var db *postgres.DB
BeforeEach(func() {
var err error
db, err = postgres.NewDB(config.Database{
Hostname: "localhost",
Name: "vulcanize_private",
Port: 5432,
}, core.Node{})
Expect(err).NotTo(HaveOccurred())
lr := repositories.LogRepository{DB: db}
err = lr.CreateLogs(logs)
Expect(err).ToNot(HaveOccurred())
var vulcanizeLogIds []int64
err = db.Select(&vulcanizeLogIds, `SELECT id FROM public.logs`)
Expect(err).ToNot(HaveOccurred())
})
AfterEach(func() {
_, err := db.Exec(`DELETE FROM oasis.kill`)
Expect(err).ToNot(HaveOccurred())
_, err = db.Exec(`DELETE FROM log_filters`)
Expect(err).ToNot(HaveOccurred())
_, err = db.Exec(`DELETE FROM logs`)
Expect(err).ToNot(HaveOccurred())
})
It("creates oasis.kill for each LogKill event received", func() {
blockchain := &fakes.MockBlockChain{}
transformer := event_triggered.NewTransformer(db, blockchain)
transformer.Execute()
var count int
err := db.QueryRow(`SELECT COUNT(*) FROM oasis.kill`).Scan(&count)
Expect(err).ToNot(HaveOccurred())
Expect(count).To(Equal(1))
type dbRow struct {
DBID uint64 `db:"db_id"`
VulcanizeLogID int64 `db:"vulcanize_log_id"`
event_triggered.TransferModel
}
var logKill dbRow
err = db.Get(&logKill, `SELECT * FROM oasis.kill WHERE block=$1`, logs[0].BlockNumber)
Expect(err).ToNot(HaveOccurred())
Expect(logKill.ID).To(Equal(expectedLogKill.ID))
Expect(logKill.Pair).To(Equal(expectedLogKill.Pair))
Expect(logKill.Guy).To(Equal(expectedLogKill.Guy))
Expect(logKill.Gem).To(Equal(expectedLogKill.Gem))
Expect(logKill.Lot).To(Equal(expectedLogKill.Lot))
Expect(logKill.Pie).To(Equal(expectedLogKill.Pie))
Expect(logKill.Bid).To(Equal(expectedLogKill.Bid))
Expect(logKill.Block).To(Equal(expectedLogKill.Block))
Expect(logKill.Tx).To(Equal(expectedLogKill.Tx))
Expect(logKill.Timestamp.Equal(expectedLogKill.Timestamp)).To(BeTrue())
})
})
*/

28
examples/erc20_watcher/event_triggered/model.go
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@ -15,21 +15,21 @@
package event_triggered
type TransferModel struct {
TokenName string
TokenAddress string
To string
From string
Tokens string
Block int64
TxHash string
TokenName string `db:"token_name"`
TokenAddress string `db:"token_address"`
To string `db:"to_address"`
From string `db:"from_address"`
Tokens string `db:"tokens"`
Block int64 `db:"block"`
TxHash string `db:"tx"`
}
type ApprovalModel struct {
TokenName string
TokenAddress string
Owner string
Spender string
Tokens string
Block int64
TxHash string
TokenName string `db:"token_name"`
TokenAddress string `db:"token_address"`
Owner string `db:"owner"`
Spender string `db:"spender"`
Tokens string `db:"tokens"`
Block int64 `db:"block"`
TxHash string `db:"tx"`
}

12
examples/erc20_watcher/event_triggered/repository.go
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@ -30,10 +30,10 @@ type Repository struct {
func (repository Repository) CreateTransfer(transferModel TransferModel, vulcanizeLogId int64) error {
_, err := repository.DB.Exec(
`INSERT INTO TRANSFERS (vulcanize_log_id, token_address, to, from, tokens, block, tx)
VALUES ($1, $2, $3, $4, $5, $6, $7)
`INSERT INTO token_transfers (vulcanize_log_id, token_name, token_address, to_address, from_address, tokens, block, tx)
VALUES ($1, $2, $3, $4, $5, $6, $7, $8)
ON CONFLICT (vulcanize_log_id) DO NOTHING`,
vulcanizeLogId, transferModel.TokenAddress, transferModel.To, transferModel.From, transferModel.Tokens, transferModel.Block, transferModel.TxHash)
vulcanizeLogId, transferModel.TokenName, transferModel.TokenAddress, transferModel.To, transferModel.From, transferModel.Tokens, transferModel.Block, transferModel.TxHash)
if err != nil {
return err
@ -45,10 +45,10 @@ func (repository Repository) CreateTransfer(transferModel TransferModel, vulcani
func (repository Repository) CreateApproval(approvalModel ApprovalModel, vulcanizeLogId int64) error {
_, err := repository.DB.Exec(
`INSERT INTO APPROVALS (vulcanize_log_id, token_address, token_owner, token_spender, tokens, block, tx)
VALUES ($1, $2, $3, $4, $5, $6, $7)
`INSERT INTO token_approvals (vulcanize_log_id, token_name, token_address, owner, spender, tokens, block, tx)
VALUES ($1, $2, $3, $4, $5, $6, $7, $8)
ON CONFLICT (vulcanize_log_id) DO NOTHING`,
vulcanizeLogId, approvalModel.TokenAddress, approvalModel.Owner, approvalModel.Spender, approvalModel.Tokens, approvalModel.Block, approvalModel.TxHash)
vulcanizeLogId, approvalModel.TokenName, approvalModel.TokenAddress, approvalModel.Owner, approvalModel.Spender, approvalModel.Tokens, approvalModel.Block, approvalModel.TxHash)
if err != nil {
return err

219
examples/erc20_watcher/event_triggered/repository_test.go
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@ -13,3 +13,222 @@
// limitations under the License.
package event_triggered_test
import (
"github.com/ethereum/go-ethereum/common"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/vulcanizedb/examples/erc20_watcher/event_triggered"
"github.com/vulcanize/vulcanizedb/examples/test_helpers"
"github.com/vulcanize/vulcanizedb/pkg/config"
"github.com/vulcanize/vulcanizedb/pkg/core"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres/repositories"
"math/rand"
"time"
)
var transferEntity = event_triggered.TransferEntity{
TokenName: "Dai",
TokenAddress: common.HexToAddress("0x89d24a6b4ccb1b6faa2625fe562bdd9a23260359"),
Src: common.HexToAddress("0x000000000000000000000000000000000000Af21"),
Dst: common.HexToAddress("0x09BbBBE21a5975cAc061D82f7b843bCE061BA391"),
Wad: &transferWad,
Block: 5488076,
TxHash: "0x135391a0962a63944e5908e6fedfff90fb4be3e3290a21017861099bad6546ae",
}
var approvalEntity = event_triggered.ApprovalEntity{
TokenName: "Dai",
TokenAddress: common.HexToAddress("0x89d24a6b4ccb1b6faa2625fe562bdd9a23260359"),
Src: common.HexToAddress("0x000000000000000000000000000000000000Af21"),
Guy: common.HexToAddress("0x09BbBBE21a5975cAc061D82f7b843bCE061BA391"),
Wad: &approvalWad,
Block: 5488076,
TxHash: "0x135391a0962a63944e5908e6fedfff90fb4be3e3290a21017861099bad6546ae",
}
var _ = Describe("Approval and Transfer Repository Tests", func() {
var db *postgres.DB
var repository event_triggered.Repository
var logRepository repositories.LogRepository
var blockRepository repositories.BlockRepository
var receiptRepository repositories.ReceiptRepository
var blockNumber int64
var blockId int64
var vulcanizeLogId int64
rand.Seed(time.Now().UnixNano())
BeforeEach(func() {
var err error
db, err = postgres.NewDB(config.Database{
Hostname: "localhost",
Name: "vulcanize_private",
Port: 5432,
}, core.Node{})
Expect(err).NotTo(HaveOccurred())
receiptRepository = repositories.ReceiptRepository{DB: db}
logRepository = repositories.LogRepository{DB: db}
blockRepository = *repositories.NewBlockRepository(db)
blockNumber = rand.Int63()
blockId = test_helpers.CreateBlock(blockNumber, blockRepository)
log := core.Log{}
logs := []core.Log{log}
receipt := core.Receipt{
Logs: logs,
}
receipts := []core.Receipt{receipt}
err = receiptRepository.CreateReceiptsAndLogs(blockId, receipts)
Expect(err).ToNot(HaveOccurred())
err = logRepository.Get(&vulcanizeLogId, `SELECT id FROM logs`)
Expect(err).ToNot(HaveOccurred())
repository = event_triggered.Repository{DB: db}
})
AfterEach(func() {
db.Query(`DELETE FROM logs`)
db.Query(`DELETE FROM log_filters`)
db.Query(`DELETE FROM token_transfers`)
repository.DB.Exec(`DELETE FROM token_transfers`)
})
It("Creates a new Transfer record", func() {
converter := event_triggered.ERC20Converter{}
model := converter.ToTransferModel(transferEntity)
err := repository.CreateTransfer(model, vulcanizeLogId)
Expect(err).ToNot(HaveOccurred())
type DBRow struct {
DBID uint64 `db:"id"`
VulcanizeLogID int64 `db:"vulcanize_log_id"`
event_triggered.TransferModel
}
dbResult := DBRow{}
err = repository.QueryRowx(`SELECT * FROM token_transfers`).StructScan(&dbResult)
Expect(err).ToNot(HaveOccurred())
Expect(dbResult.VulcanizeLogID).To(Equal(vulcanizeLogId))
Expect(dbResult.TokenName).To(Equal(model.TokenName))
Expect(dbResult.TokenAddress).To(Equal(model.TokenAddress))
Expect(dbResult.To).To(Equal(model.To))
Expect(dbResult.From).To(Equal(model.From))
Expect(dbResult.Tokens).To(Equal(model.Tokens))
Expect(dbResult.Block).To(Equal(model.Block))
Expect(dbResult.TxHash).To(Equal(model.TxHash))
})
It("does not duplicate token_transfers that have already been seen", func() {
converter := event_triggered.ERC20Converter{}
model := converter.ToTransferModel(transferEntity)
err := repository.CreateTransfer(model, vulcanizeLogId)
Expect(err).ToNot(HaveOccurred())
err = repository.CreateTransfer(model, vulcanizeLogId)
Expect(err).ToNot(HaveOccurred())
var count int
err = repository.DB.QueryRowx(`SELECT count(*) FROM token_transfers`).Scan(&count)
Expect(err).ToNot(HaveOccurred())
Expect(count).To(Equal(1))
})
It("Removes a Transfer record when the corresponding log is removed", func() {
var exists bool
converter := event_triggered.ERC20Converter{}
model := converter.ToTransferModel(transferEntity)
err := repository.CreateTransfer(model, vulcanizeLogId)
Expect(err).ToNot(HaveOccurred())
err = repository.DB.QueryRow(`SELECT exists (SELECT * FROM token_transfers WHERE vulcanize_log_id = $1)`, vulcanizeLogId).Scan(&exists)
Expect(err).ToNot(HaveOccurred())
Expect(exists).To(BeTrue())
var logCount int
_, err = logRepository.DB.Exec(`DELETE FROM logs WHERE id = $1`, vulcanizeLogId)
Expect(err).ToNot(HaveOccurred())
err = logRepository.Get(&logCount, `SELECT count(*) FROM logs WHERE id = $1`, vulcanizeLogId)
Expect(err).ToNot(HaveOccurred())
Expect(logCount).To(BeZero())
var LogKillCount int
err = repository.DB.QueryRowx(
`SELECT count(*) FROM token_transfers WHERE vulcanize_log_id = $1`, vulcanizeLogId).Scan(&LogKillCount)
Expect(err).ToNot(HaveOccurred())
Expect(LogKillCount).To(BeZero())
})
It("Creates a new Approval record", func() {
converter := event_triggered.ERC20Converter{}
model := converter.ToApprovalModel(approvalEntity)
err := repository.CreateApproval(model, vulcanizeLogId)
Expect(err).ToNot(HaveOccurred())
type DBRow struct {
DBID uint64 `db:"id"`
VulcanizeLogID int64 `db:"vulcanize_log_id"`
event_triggered.ApprovalModel
}
dbResult := DBRow{}
err = repository.QueryRowx(`SELECT * FROM token_approvals`).StructScan(&dbResult)
Expect(err).ToNot(HaveOccurred())
Expect(dbResult.VulcanizeLogID).To(Equal(vulcanizeLogId))
Expect(dbResult.TokenName).To(Equal(model.TokenName))
Expect(dbResult.TokenAddress).To(Equal(model.TokenAddress))
Expect(dbResult.Owner).To(Equal(model.Owner))
Expect(dbResult.Spender).To(Equal(model.Spender))
Expect(dbResult.Tokens).To(Equal(model.Tokens))
Expect(dbResult.Block).To(Equal(model.Block))
Expect(dbResult.TxHash).To(Equal(model.TxHash))
})
It("does not duplicate token_approvals that have already been seen", func() {
converter := event_triggered.ERC20Converter{}
model := converter.ToApprovalModel(approvalEntity)
err := repository.CreateApproval(model, vulcanizeLogId)
Expect(err).ToNot(HaveOccurred())
err = repository.CreateApproval(model, vulcanizeLogId)
Expect(err).ToNot(HaveOccurred())
var count int
err = repository.DB.QueryRowx(`SELECT count(*) FROM token_approvals`).Scan(&count)
Expect(err).ToNot(HaveOccurred())
Expect(count).To(Equal(1))
})
It("Removes a Approval record when the corresponding log is removed", func() {
var exists bool
converter := event_triggered.ERC20Converter{}
model := converter.ToApprovalModel(approvalEntity)
err := repository.CreateApproval(model, vulcanizeLogId)
Expect(err).ToNot(HaveOccurred())
err = repository.DB.QueryRow(`SELECT exists (SELECT * FROM token_approvals WHERE vulcanize_log_id = $1)`, vulcanizeLogId).Scan(&exists)
Expect(err).ToNot(HaveOccurred())
Expect(exists).To(BeTrue())
var logCount int
_, err = logRepository.DB.Exec(`DELETE FROM logs WHERE id = $1`, vulcanizeLogId)
Expect(err).ToNot(HaveOccurred())
err = logRepository.Get(&logCount, `SELECT count(*) FROM logs WHERE id = $1`, vulcanizeLogId)
Expect(err).ToNot(HaveOccurred())
Expect(logCount).To(BeZero())
var LogKillCount int
err = repository.DB.QueryRowx(
`SELECT count(*) FROM token_approvals WHERE vulcanize_log_id = $1`, vulcanizeLogId).Scan(&LogKillCount)
Expect(err).ToNot(HaveOccurred())
Expect(LogKillCount).To(BeZero())
})
})