141 lines
5.7 KiB
Go
141 lines
5.7 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 event_triggered_test
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import (
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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"github.com/vulcanize/vulcanizedb/examples/constants"
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"github.com/vulcanize/vulcanizedb/examples/erc20_watcher/event_triggered"
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"github.com/vulcanize/vulcanizedb/examples/mocks"
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"github.com/vulcanize/vulcanizedb/pkg/core"
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)
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type MockERC20Converter struct {
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watchedEvents []*core.WatchedEvent
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transfersToConvert []event_triggered.TransferEntity
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approvalsToConvert []event_triggered.ApprovalEntity
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block int64
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}
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func (mlkc *MockERC20Converter) ToTransferModel(entity event_triggered.TransferEntity) event_triggered.TransferModel {
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mlkc.transfersToConvert = append(mlkc.transfersToConvert, entity)
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return event_triggered.TransferModel{}
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}
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func (mlkc *MockERC20Converter) ToTransferEntity(watchedEvent core.WatchedEvent) (*event_triggered.TransferEntity, error) {
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mlkc.watchedEvents = append(mlkc.watchedEvents, &watchedEvent)
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e := &event_triggered.TransferEntity{Block: watchedEvent.BlockNumber}
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mlkc.block++
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return e, nil
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}
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func (mlkc *MockERC20Converter) ToApprovalModel(entity event_triggered.ApprovalEntity) event_triggered.ApprovalModel {
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mlkc.approvalsToConvert = append(mlkc.approvalsToConvert, entity)
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return event_triggered.ApprovalModel{}
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}
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func (mlkc *MockERC20Converter) ToApprovalEntity(watchedEvent core.WatchedEvent) (*event_triggered.ApprovalEntity, error) {
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mlkc.watchedEvents = append(mlkc.watchedEvents, &watchedEvent)
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e := &event_triggered.ApprovalEntity{Block: watchedEvent.BlockNumber}
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mlkc.block++
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return e, nil
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}
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var blockID1 = int64(5428074)
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var logID1 = int64(113)
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var blockID2 = int64(5428405)
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var logID2 = int64(100)
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var fakeWatchedEvents = []*core.WatchedEvent{
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{
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LogID: logID1,
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Name: "Transfer",
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BlockNumber: blockID1,
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Address: constants.DaiContractAddress,
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TxHash: "0x135391a0962a63944e5908e6fedfff90fb4be3e3290a21017861099bad6546ae",
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Index: 110,
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Topic0: constants.TransferEventSignature,
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Topic1: "0x000000000000000000000000000000000000000000000000000000000000af21",
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Topic2: "0x9dd48110dcc444fdc242510c09bbbbe21a5975cac061d82f7b843bce061ba391",
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Topic3: "",
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Data: "0x000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc200000000000000000000000089d24a6b4ccb1b6faa2625fe562bdd9a23260359000000000000000000000000000000000000000000000000392d2e2bda9c00000000000000000000000000000000000000000000000000927f41fa0a4a418000000000000000000000000000000000000000000000000000000000005adcfebe",
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},
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{
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LogID: logID2,
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Name: "Approval",
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BlockNumber: blockID2,
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Address: constants.DaiContractAddress,
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TxHash: "0x135391a0962a63944e5908e6fedfff90fb4be3e3290a21017861099bad6546ae",
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Index: 110,
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Topic0: constants.ApprovalEventSignature,
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Topic1: "0x000000000000000000000000000000000000000000000000000000000000af21",
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Topic2: "0x9dd48110dcc444fdc242510c09bbbbe21a5975cac061d82f7b843bce061ba391",
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Topic3: "",
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Data: "0x000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc200000000000000000000000089d24a6b4ccb1b6faa2625fe562bdd9a23260359000000000000000000000000000000000000000000000000392d2e2bda9c00000000000000000000000000000000000000000000000000927f41fa0a4a418000000000000000000000000000000000000000000000000000000000005adcfebe",
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},
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}
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var _ = Describe("Mock ERC20 transformer", func() {
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var mockERC20Converter MockERC20Converter
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var watchedEventsRepo mocks.MockWatchedEventsRepository
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var mockEventRepo mocks.MockEventRepo
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var filterRepo mocks.MockFilterRepository
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var transformer event_triggered.DaiTransformer
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BeforeEach(func() {
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mockERC20Converter = MockERC20Converter{}
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watchedEventsRepo = mocks.MockWatchedEventsRepository{}
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watchedEventsRepo.SetWatchedEvents(fakeWatchedEvents)
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mockEventRepo = mocks.MockEventRepo{}
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filterRepo = mocks.MockFilterRepository{}
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transformer = event_triggered.DaiTransformer{
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Converter: &mockERC20Converter,
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WatchedEventRepository: &watchedEventsRepo,
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FilterRepository: filterRepo,
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Repository: &mockEventRepo,
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}
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})
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It("calls the watched events repo with correct filter", func() {
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transformer.Execute()
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Expect(len(watchedEventsRepo.Names)).To(Equal(2))
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Expect(watchedEventsRepo.Names).To(ConsistOf([]string{"Transfer", "Approval"}))
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})
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It("calls the mock ERC20 converter with the watched events", func() {
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transformer.Execute()
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Expect(len(mockERC20Converter.watchedEvents)).To(Equal(2))
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Expect(mockERC20Converter.watchedEvents).To(ConsistOf(fakeWatchedEvents))
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})
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It("converts a Transfer entity to a model", func() {
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transformer.Execute()
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Expect(len(mockERC20Converter.transfersToConvert)).To(Equal(1))
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Expect(mockERC20Converter.transfersToConvert[0].Block).To(Equal(blockID1))
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Expect(len(mockERC20Converter.approvalsToConvert)).To(Equal(1))
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Expect(mockERC20Converter.approvalsToConvert[0].Block).To(Equal(blockID2))
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})
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It("persists Transfer and Approval data for each watched Transfer or Approval event", func() {
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transformer.Execute()
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Expect(len(mockEventRepo.TransferLogs)).To(Equal(1))
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Expect(len(mockEventRepo.ApprovalLogs)).To(Equal(1))
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Expect(mockEventRepo.VulcanizeLogIDs).To(ConsistOf(logID1, logID2))
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})
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})
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