132 lines
4.6 KiB
Go
132 lines
4.6 KiB
Go
// Copyright 2018 Vulcanize
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package tend_test
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import (
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"math/rand"
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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/ethereum/go-ethereum/core/types"
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"github.com/vulcanize/vulcanizedb/pkg/core"
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"github.com/vulcanize/vulcanizedb/pkg/fakes"
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"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
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"github.com/vulcanize/vulcanizedb/pkg/transformers/tend"
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"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
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"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data/mocks"
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tend_mocks "github.com/vulcanize/vulcanizedb/pkg/transformers/test_data/mocks/tend"
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)
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var _ = Describe("Tend Transformer", func() {
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var repository tend_mocks.MockTendRepository
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var fetcher mocks.MockLogFetcher
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var converter tend_mocks.MockTendConverter
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var transformer tend.TendTransformer
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var blockNumber1 = rand.Int63()
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var blockNumber2 = rand.Int63()
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BeforeEach(func() {
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repository = tend_mocks.MockTendRepository{}
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fetcher = mocks.MockLogFetcher{}
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converter = tend_mocks.MockTendConverter{}
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transformer = tend.TendTransformer{
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Repository: &repository,
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Fetcher: &fetcher,
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Converter: &converter,
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Config: tend.TendConfig,
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}
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})
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It("gets missing headers for blocks in the configured range", func() {
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err := transformer.Execute()
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Expect(err).NotTo(HaveOccurred())
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Expect(repository.PassedStartingBlockNumber).To(Equal(tend.TendConfig.StartingBlockNumber))
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Expect(repository.PassedEndingBlockNumber).To(Equal(tend.TendConfig.EndingBlockNumber))
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})
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It("returns an error if it fails to get missing headers", func() {
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repository.SetMissingHeadersErr(fakes.FakeError)
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err := transformer.Execute()
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Expect(err).To(HaveOccurred())
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})
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It("fetches eth logs for each missing header", func() {
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repository.SetMissingHeaders([]core.Header{{BlockNumber: blockNumber1}, {BlockNumber: blockNumber2}})
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expectedTopics := [][]common.Hash{{common.HexToHash(shared.TendFunctionSignature)}}
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err := transformer.Execute()
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Expect(err).NotTo(HaveOccurred())
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Expect(fetcher.FetchedBlocks).To(Equal([]int64{blockNumber1, blockNumber2}))
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Expect(fetcher.FetchedTopics).To(Equal(expectedTopics))
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Expect(fetcher.FetchedContractAddress).To(Equal(shared.FlipperContractAddress))
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})
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It("returns an error if fetching logs fails", func() {
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repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
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fetcher.SetFetcherError(fakes.FakeError)
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err := transformer.Execute()
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Expect(err).To(HaveOccurred())
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Expect(err).To(MatchError(fakes.FakeError))
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})
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It("converts an eth log to an Model", func() {
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repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
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fetcher.SetFetchedLogs([]types.Log{test_data.TendLogNote})
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err := transformer.Execute()
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Expect(err).NotTo(HaveOccurred())
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Expect(converter.ConverterContract).To(Equal(tend.TendConfig.ContractAddress))
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Expect(converter.ConverterAbi).To(Equal(tend.TendConfig.ContractAbi))
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Expect(converter.LogsToConvert).To(Equal([]types.Log{test_data.TendLogNote}))
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})
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It("returns an error if converter fails", func() {
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repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
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fetcher.SetFetchedLogs([]types.Log{test_data.TendLogNote})
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converter.SetConverterError(fakes.FakeError)
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err := transformer.Execute()
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Expect(err).To(HaveOccurred())
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Expect(err).To(MatchError(fakes.FakeError))
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})
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It("persists the tend record", func() {
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headerId := int64(1)
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repository.SetMissingHeaders([]core.Header{{BlockNumber: blockNumber1, Id: headerId}})
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fetcher.SetFetchedLogs([]types.Log{test_data.TendLogNote})
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err := transformer.Execute()
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Expect(err).NotTo(HaveOccurred())
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Expect(repository.PassedHeaderID).To(Equal(headerId))
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Expect(repository.PassedTendModel).To(Equal(test_data.TendModel))
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})
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It("returns error if persisting tend record fails", func() {
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repository.SetMissingHeaders([]core.Header{{BlockNumber: blockNumber1}})
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fetcher.SetFetchedLogs([]types.Log{test_data.TendLogNote})
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repository.SetCreateError(fakes.FakeError)
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err := transformer.Execute()
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Expect(err).To(HaveOccurred())
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Expect(err).To(MatchError(fakes.FakeError))
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})
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})
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