ipld-eth-server/pkg/transformers/integration_tests/vat_tune.go

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// VulcanizeDB
// Copyright © 2018 Vulcanize
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package integration_tests
import (
"github.com/ethereum/go-ethereum/common"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared/constants"
"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
"math/big"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
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"github.com/vulcanize/vulcanizedb/pkg/transformers/factories"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
"github.com/vulcanize/vulcanizedb/pkg/transformers/vat_tune"
"github.com/vulcanize/vulcanizedb/test_config"
)
var _ = Describe("VatTune LogNoteTransformer", func() {
It("transforms VatTune log events", func() {
blockNumber := int64(8761670)
config := shared.TransformerConfig{
TransformerName: constants.VatTuneLabel,
ContractAddresses: []string{test_data.KovanVatContractAddress},
ContractAbi: test_data.KovanVatABI,
Topic: test_data.KovanVatTuneSignature,
StartingBlockNumber: blockNumber,
EndingBlockNumber: blockNumber,
}
rpcClient, ethClient, err := getClients(ipc)
Expect(err).NotTo(HaveOccurred())
blockChain, err := getBlockChain(rpcClient, ethClient)
Expect(err).NotTo(HaveOccurred())
db := test_config.NewTestDB(blockChain.Node())
test_config.CleanTestDB(db)
header, err := persistHeader(db, blockNumber, blockChain)
Expect(err).NotTo(HaveOccurred())
fetcher := shared.NewFetcher(blockChain)
logs, err := fetcher.FetchLogs(
shared.HexStringsToAddresses(config.ContractAddresses),
[]common.Hash{common.HexToHash(config.Topic)},
header)
Expect(err).NotTo(HaveOccurred())
transformer := factories.LogNoteTransformer{
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Config: config,
Converter: &vat_tune.VatTuneConverter{},
Repository: &vat_tune.VatTuneRepository{},
}.NewLogNoteTransformer(db)
err = transformer.Execute(logs, header)
Expect(err).NotTo(HaveOccurred())
var dbResult []vat_tune.VatTuneModel
err = db.Select(&dbResult, `SELECT ilk, urn, v, w, dink, dart from maker.vat_tune`)
Expect(err).NotTo(HaveOccurred())
Expect(len(dbResult)).To(Equal(1))
Expect(dbResult[0].Ilk).To(Equal("ETH"))
Expect(dbResult[0].Urn).To(Equal("0x4F26FfBe5F04ED43630fdC30A87638d53D0b0876"))
Expect(dbResult[0].V).To(Equal("0x4F26FfBe5F04ED43630fdC30A87638d53D0b0876"))
Expect(dbResult[0].W).To(Equal("0x4F26FfBe5F04ED43630fdC30A87638d53D0b0876"))
Expect(dbResult[0].Dink).To(Equal("0"))
expectedDart := new(big.Int)
expectedDart.SetString("115792089237316195423570985008687907853269984665640564039455584007913129639936", 10)
Expect(dbResult[0].Dart).To(Equal(expectedDart.String()))
Expect(dbResult[0].TransactionIndex).To(Equal(uint(0)))
})
})