forked from cerc-io/ipld-eth-server
143 lines
4.3 KiB
Go
143 lines
4.3 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 factories_test
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import (
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"github.com/ethereum/go-ethereum/core/types"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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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/factories"
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"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
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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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"math/rand"
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)
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var _ = Describe("Transformer", func() {
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var (
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repository mocks.MockRepository
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converter mocks.MockConverter
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transformer shared.Transformer
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headerOne core.Header
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config = test_data.GenericTestConfig
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logs = test_data.GenericTestLogs
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)
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BeforeEach(func() {
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repository = mocks.MockRepository{}
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converter = mocks.MockConverter{}
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transformer = factories.Transformer{
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Repository: &repository,
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Converter: &converter,
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Config: config,
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}.NewTransformer(nil)
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headerOne = core.Header{Id: rand.Int63(), BlockNumber: rand.Int63()}
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})
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It("sets the db", func() {
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Expect(repository.SetDbCalled).To(BeTrue())
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})
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It("marks header checked if no logs returned", func() {
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err := transformer.Execute([]types.Log{}, headerOne)
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Expect(err).NotTo(HaveOccurred())
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repository.AssertMarkHeaderCheckedCalledWith(headerOne.Id)
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})
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It("doesn't attempt to convert or persist an empty collection when there are no logs", func() {
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err := transformer.Execute([]types.Log{}, headerOne)
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Expect(err).NotTo(HaveOccurred())
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Expect(converter.ToEntitiesCalledCounter).To(Equal(0))
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Expect(converter.ToModelsCalledCounter).To(Equal(0))
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Expect(repository.CreateCalledCounter).To(Equal(0))
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})
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It("does not call repository.MarkCheckedHeader when there are logs", func() {
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err := transformer.Execute(logs, headerOne)
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Expect(err).NotTo(HaveOccurred())
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repository.AssertMarkHeaderCheckedNotCalled()
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})
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It("returns error if marking header checked returns err", func() {
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repository.SetMarkHeaderCheckedError(fakes.FakeError)
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err := transformer.Execute([]types.Log{}, headerOne)
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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 entity", func() {
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err := transformer.Execute(logs, headerOne)
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Expect(err).NotTo(HaveOccurred())
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Expect(converter.ContractAbi).To(Equal(config.ContractAbi))
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Expect(converter.LogsToConvert).To(Equal(logs))
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})
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It("returns an error if converter fails", func() {
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converter.ToEntitiesError = fakes.FakeError
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err := transformer.Execute(logs, headerOne)
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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 entity to a model", func() {
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converter.EntitiesToReturn = []interface{}{test_data.GenericEntity{}}
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err := transformer.Execute(logs, headerOne)
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Expect(err).NotTo(HaveOccurred())
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Expect(converter.EntitiesToConvert[0]).To(Equal(test_data.GenericEntity{}))
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})
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It("returns an error if converting to models fails", func() {
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converter.EntitiesToReturn = []interface{}{test_data.GenericEntity{}}
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converter.ToModelsError = fakes.FakeError
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err := transformer.Execute(logs, headerOne)
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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 record", func() {
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converter.ModelsToReturn = []interface{}{test_data.GenericModel{}}
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err := transformer.Execute(logs, headerOne)
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Expect(err).NotTo(HaveOccurred())
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Expect(repository.PassedHeaderID).To(Equal(headerOne.Id))
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Expect(repository.PassedModels[0]).To(Equal(test_data.GenericModel{}))
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})
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It("returns error if persisting the record fails", func() {
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repository.SetCreateError(fakes.FakeError)
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err := transformer.Execute(logs, headerOne)
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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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