ipld-eth-server/libraries/shared/factories/storage/transformer_test.go
2019-03-13 11:42:30 -05:00

104 lines
3.2 KiB
Go

// VulcanizeDB
// Copyright © 2019 Vulcanize
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package storage_test
import (
"github.com/ethereum/go-ethereum/common"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/vulcanizedb/libraries/shared/factories/storage"
"github.com/vulcanize/vulcanizedb/libraries/shared/mocks"
"github.com/vulcanize/vulcanizedb/libraries/shared/storage/utils"
"github.com/vulcanize/vulcanizedb/pkg/fakes"
)
var _ = Describe("Storage transformer", func() {
var (
mappings *mocks.MockMappings
repository *mocks.MockStorageRepository
t storage.Transformer
)
BeforeEach(func() {
mappings = &mocks.MockMappings{}
repository = &mocks.MockStorageRepository{}
t = storage.Transformer{
Address: common.Address{},
Mappings: mappings,
Repository: repository,
}
})
It("returns the contract address being watched", func() {
fakeAddress := common.HexToAddress("0x12345")
t.Address = fakeAddress
Expect(t.ContractAddress()).To(Equal(fakeAddress))
})
It("looks up metadata for storage key", func() {
t.Execute(utils.StorageDiffRow{})
Expect(mappings.LookupCalled).To(BeTrue())
})
It("returns error if lookup fails", func() {
mappings.LookupErr = fakes.FakeError
err := t.Execute(utils.StorageDiffRow{})
Expect(err).To(HaveOccurred())
Expect(err).To(MatchError(fakes.FakeError))
})
It("creates storage row with decoded data", func() {
fakeMetadata := utils.StorageValueMetadata{Type: utils.Address}
mappings.Metadata = fakeMetadata
rawValue := common.HexToAddress("0x12345")
fakeBlockNumber := 123
fakeBlockHash := "0x67890"
fakeRow := utils.StorageDiffRow{
Contract: common.Address{},
BlockHash: common.HexToHash(fakeBlockHash),
BlockHeight: fakeBlockNumber,
StorageKey: common.Hash{},
StorageValue: rawValue.Hash(),
}
err := t.Execute(fakeRow)
Expect(err).NotTo(HaveOccurred())
Expect(repository.PassedBlockNumber).To(Equal(fakeBlockNumber))
Expect(repository.PassedBlockHash).To(Equal(common.HexToHash(fakeBlockHash).Hex()))
Expect(repository.PassedMetadata).To(Equal(fakeMetadata))
Expect(repository.PassedValue.(string)).To(Equal(rawValue.Hex()))
})
It("returns error if creating row fails", func() {
rawValue := common.HexToAddress("0x12345")
fakeMetadata := utils.StorageValueMetadata{Type: utils.Address}
mappings.Metadata = fakeMetadata
repository.CreateErr = fakes.FakeError
err := t.Execute(utils.StorageDiffRow{StorageValue: rawValue.Hash()})
Expect(err).To(HaveOccurred())
Expect(err).To(MatchError(fakes.FakeError))
})
})