ipld-eth-server/pkg/transformers/factories/transformer_test.go

206 lines
6.5 KiB
Go
Raw Normal View History

2018-10-04 11:34:30 +00:00
// Copyright 2018 Vulcanize
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package factories_test
2018-10-04 11:34:30 +00:00
import (
"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/fakes"
2018-10-25 15:55:03 +00:00
"github.com/vulcanize/vulcanizedb/pkg/transformers/factories"
2018-10-04 11:34:30 +00:00
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data/mocks"
"math/rand"
2018-10-04 11:34:30 +00:00
)
var _ = Describe("Transformer", func() {
2018-10-25 15:55:03 +00:00
var (
repository mocks.MockRepository
fetcher mocks.MockLogFetcher
converter mocks.MockConverter
transformer shared.Transformer
headerOne core.Header
headerTwo core.Header
config = test_data.GenericTestConfig
logs = test_data.GenericTestLogs
2018-10-25 15:55:03 +00:00
)
BeforeEach(func() {
repository = mocks.MockRepository{}
fetcher = mocks.MockLogFetcher{}
converter = mocks.MockConverter{}
transformer = factories.Transformer{
Repository: &repository,
Fetcher: &fetcher,
Converter: &converter,
Config: config,
}.NewTransformer(nil, nil)
2018-10-25 15:55:03 +00:00
headerOne = core.Header{Id: rand.Int63(), BlockNumber: rand.Int63()}
headerTwo = core.Header{Id: rand.Int63(), BlockNumber: rand.Int63()}
})
2018-10-04 11:34:30 +00:00
It("sets the blockchain and db", func() {
2018-10-25 15:55:03 +00:00
Expect(fetcher.SetBcCalled).To(BeTrue())
Expect(repository.SetDbCalled).To(BeTrue())
})
2018-10-04 11:34:30 +00:00
It("gets missing headers for blocks in the configured range", func() {
2018-10-04 11:34:30 +00:00
err := transformer.Execute()
Expect(err).NotTo(HaveOccurred())
2018-10-25 15:55:03 +00:00
Expect(repository.PassedStartingBlockNumber).To(Equal(config.StartingBlockNumber))
Expect(repository.PassedEndingBlockNumber).To(Equal(config.EndingBlockNumber))
2018-10-04 11:34:30 +00:00
})
It("returns an error if it fails to get missing headers", func() {
2018-10-25 15:55:03 +00:00
repository.SetMissingHeadersError(fakes.FakeError)
2018-10-04 11:34:30 +00:00
err := transformer.Execute()
Expect(err).To(HaveOccurred())
Expect(err).To(MatchError(fakes.FakeError))
})
It("fetches eth logs for each missing header", func() {
2018-10-25 15:55:03 +00:00
repository.SetMissingHeaders([]core.Header{headerOne, headerTwo})
expectedTopics := [][]common.Hash{{common.HexToHash(config.Topic)}}
2018-10-04 11:34:30 +00:00
err := transformer.Execute()
Expect(err).NotTo(HaveOccurred())
2018-10-25 15:55:03 +00:00
Expect(fetcher.FetchedBlocks).To(Equal([]int64{headerOne.BlockNumber, headerTwo.BlockNumber}))
Expect(fetcher.FetchedTopics).To(Equal(expectedTopics))
2018-10-25 15:55:03 +00:00
Expect(fetcher.FetchedContractAddresses).To(Equal([][]string{config.ContractAddresses, config.ContractAddresses}))
2018-10-04 11:34:30 +00:00
})
It("returns an error if fetching logs fails", func() {
2018-10-25 15:55:03 +00:00
repository.SetMissingHeaders([]core.Header{headerOne})
fetcher.SetFetcherError(fakes.FakeError)
2018-10-04 11:34:30 +00:00
err := transformer.Execute()
Expect(err).To(HaveOccurred())
Expect(err).To(MatchError(fakes.FakeError))
})
It("marks header checked if no logs returned", func() {
headerID := int64(123)
repository.SetMissingHeaders([]core.Header{{Id: headerID}})
err := transformer.Execute()
Expect(err).NotTo(HaveOccurred())
repository.AssertMarkHeaderCheckedCalledWith(headerID)
})
It("doesn't attempt to convert or persist an empty collection when there are no logs", func() {
repository.SetMissingHeaders([]core.Header{headerOne, headerTwo})
err := transformer.Execute()
Expect(err).NotTo(HaveOccurred())
Expect(converter.ToEntitiesCalledCounter).To(Equal(0))
Expect(converter.ToModelsCalledCounter).To(Equal(0))
Expect(repository.CreateCalledCounter).To(Equal(0))
})
It("does not call repository.MarkCheckedHeader when there are logs", func() {
2018-10-25 15:55:03 +00:00
repository.SetMissingHeaders([]core.Header{headerOne})
fetcher.SetFetchedLogs(logs)
2018-10-04 11:34:30 +00:00
err := transformer.Execute()
Expect(err).NotTo(HaveOccurred())
repository.AssertMarkHeaderCheckedNotCalled()
2018-10-04 11:34:30 +00:00
})
It("returns error if marking header checked returns err", func() {
2018-10-25 15:55:03 +00:00
repository.SetMissingHeaders([]core.Header{headerOne})
repository.SetMarkHeaderCheckedError(fakes.FakeError)
2018-10-04 11:34:30 +00:00
err := transformer.Execute()
Expect(err).To(HaveOccurred())
Expect(err).To(MatchError(fakes.FakeError))
})
It("converts an eth log to an entity", func() {
2018-10-25 15:55:03 +00:00
repository.SetMissingHeaders([]core.Header{headerOne})
fetcher.SetFetchedLogs(logs)
2018-10-04 11:34:30 +00:00
err := transformer.Execute()
Expect(err).NotTo(HaveOccurred())
Expect(converter.ContractAbi).To(Equal(config.ContractAbi))
Expect(converter.LogsToConvert).To(Equal(logs))
2018-10-04 11:34:30 +00:00
})
It("returns an error if converter fails", func() {
2018-10-25 15:55:03 +00:00
repository.SetMissingHeaders([]core.Header{headerOne})
fetcher.SetFetchedLogs(logs)
converter.ToEntitiesError = fakes.FakeError
2018-10-04 11:34:30 +00:00
err := transformer.Execute()
Expect(err).To(HaveOccurred())
Expect(err).To(MatchError(fakes.FakeError))
})
It("converts an entity to a model", func() {
2018-10-25 15:55:03 +00:00
repository.SetMissingHeaders([]core.Header{headerOne})
fetcher.SetFetchedLogs(logs)
converter.EntitiesToReturn = []interface{}{test_data.GenericEntity{}}
err := transformer.Execute()
Expect(err).NotTo(HaveOccurred())
Expect(converter.EntitiesToConvert[0]).To(Equal(test_data.GenericEntity{}))
})
It("returns an error if converting to models fails", func() {
2018-10-25 15:55:03 +00:00
repository.SetMissingHeaders([]core.Header{headerOne})
fetcher.SetFetchedLogs(logs)
converter.EntitiesToReturn = []interface{}{test_data.GenericEntity{}}
converter.ToModelsError = fakes.FakeError
err := transformer.Execute()
Expect(err).To(HaveOccurred())
Expect(err).To(MatchError(fakes.FakeError))
})
It("persists the record", func() {
2018-10-25 15:55:03 +00:00
repository.SetMissingHeaders([]core.Header{headerOne})
fetcher.SetFetchedLogs(logs)
converter.ModelsToReturn = []interface{}{test_data.GenericModel{}}
err := transformer.Execute()
Expect(err).NotTo(HaveOccurred())
Expect(repository.PassedHeaderID).To(Equal(headerOne.Id))
Expect(repository.PassedModels[0]).To(Equal(test_data.GenericModel{}))
})
It("returns error if persisting the record fails", func() {
repository.SetMissingHeaders([]core.Header{headerOne})
fetcher.SetFetchedLogs(logs)
repository.SetCreateError(fakes.FakeError)
err := transformer.Execute()
Expect(err).To(HaveOccurred())
Expect(err).To(MatchError(fakes.FakeError))
})
2018-10-04 11:34:30 +00:00
})