forked from cerc-io/ipld-eth-server
99 lines
3.2 KiB
Go
99 lines
3.2 KiB
Go
// VulcanizeDB
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// Copyright © 2019 Vulcanize
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package transformer_test
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import (
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"math/rand"
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"time"
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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/contract_watcher/full/retriever"
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"github.com/vulcanize/vulcanizedb/pkg/contract_watcher/full/transformer"
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"github.com/vulcanize/vulcanizedb/pkg/contract_watcher/shared/contract"
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"github.com/vulcanize/vulcanizedb/pkg/contract_watcher/shared/helpers/test_helpers/mocks"
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"github.com/vulcanize/vulcanizedb/pkg/contract_watcher/shared/parser"
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"github.com/vulcanize/vulcanizedb/pkg/contract_watcher/shared/poller"
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"github.com/vulcanize/vulcanizedb/pkg/contract_watcher/shared/types"
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"github.com/vulcanize/vulcanizedb/pkg/fakes"
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)
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var _ = Describe("Transformer", func() {
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var fakeAddress = "0x1234567890abcdef"
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rand.Seed(time.Now().UnixNano())
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Describe("Init", func() {
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It("Initializes transformer's contract objects", func() {
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blockRetriever := &fakes.MockFullBlockRetriever{}
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firstBlock := int64(1)
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mostRecentBlock := int64(2)
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blockRetriever.FirstBlock = firstBlock
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blockRetriever.MostRecentBlock = mostRecentBlock
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parsr := &fakes.MockParser{}
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fakeAbi := "fake_abi"
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eventName := "Transfer"
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event := types.Event{}
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parsr.AbiToReturn = fakeAbi
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parsr.EventName = eventName
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parsr.Event = event
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pollr := &fakes.MockPoller{}
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fakeContractName := "fake_contract_name"
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pollr.ContractName = fakeContractName
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t := getTransformer(blockRetriever, parsr, pollr)
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err := t.Init()
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Expect(err).ToNot(HaveOccurred())
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c, ok := t.Contracts[fakeAddress]
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Expect(ok).To(Equal(true))
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Expect(c.StartingBlock).To(Equal(firstBlock))
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Expect(t.LastBlock).To(Equal(mostRecentBlock))
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Expect(c.Abi).To(Equal(fakeAbi))
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Expect(c.Name).To(Equal(fakeContractName))
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Expect(c.Address).To(Equal(fakeAddress))
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})
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It("Fails to initialize if first and most recent blocks cannot be fetched from vDB", func() {
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blockRetriever := &fakes.MockFullBlockRetriever{}
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blockRetriever.FirstBlockErr = fakes.FakeError
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t := getTransformer(blockRetriever, &fakes.MockParser{}, &fakes.MockPoller{})
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err := t.Init()
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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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})
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func getTransformer(blockRetriever retriever.BlockRetriever, parsr parser.Parser, pollr poller.Poller) transformer.Transformer {
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return transformer.Transformer{
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FilterRepository: &fakes.MockFilterRepository{},
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Parser: parsr,
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Retriever: blockRetriever,
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Poller: pollr,
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Contracts: map[string]*contract.Contract{},
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Config: mocks.MockConfig,
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}
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}
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