ipld-eth-server/libraries/shared/storage/backfill_test.go

76 lines
2.7 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 (
"bytes"
"github.com/ethereum/go-ethereum/rlp"
"github.com/ethereum/go-ethereum/statediff"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/vulcanizedb/libraries/shared/mocks"
"github.com/vulcanize/vulcanizedb/libraries/shared/storage"
"github.com/vulcanize/vulcanizedb/libraries/shared/storage/utils"
"github.com/vulcanize/vulcanizedb/libraries/shared/test_data"
)
var _ = Describe("BackFiller", func() {
Describe("BackFill", func() {
var (
fetcher *mocks.StateDiffFetcher
backFiller storage.BackFiller
)
BeforeEach(func() {
fetcher = new(mocks.StateDiffFetcher)
fetcher.SetPayloadsToReturn(map[uint64]*statediff.Payload{
test_data.BlockNumber.Uint64(): &test_data.MockStatediffPayload,
test_data.BlockNumber2.Uint64(): &test_data.MockStatediffPayload2,
})
backFiller = storage.NewStorageBackFiller(fetcher)
})
It("Batch calls statediff_stateDiffAt", func() {
backFillStorage, backFillErr := backFiller.BackFill(test_data.BlockNumber.Uint64(), test_data.BlockNumber2.Uint64())
Expect(backFillErr).ToNot(HaveOccurred())
Expect(len(backFillStorage)).To(Equal(4))
// Can only rlp encode the slice of diffs as part of a struct
// Rlp encoding allows us to compare content of the slices when the order in the slice may vary
expectedDiffStruct := struct {
diffs []utils.StorageDiff
}{
[]utils.StorageDiff{
test_data.CreatedExpectedStorageDiff,
test_data.UpdatedExpectedStorageDiff,
test_data.UpdatedExpectedStorageDiff2,
test_data.DeletedExpectedStorageDiff,
},
}
expectedDiffBytes, rlpErr1 := rlp.EncodeToBytes(expectedDiffStruct)
Expect(rlpErr1).ToNot(HaveOccurred())
receivedDiffStruct := struct {
diffs []utils.StorageDiff
}{
backFillStorage,
}
receivedDiffBytes, rlpErr2 := rlp.EncodeToBytes(receivedDiffStruct)
Expect(rlpErr2).ToNot(HaveOccurred())
Expect(bytes.Equal(expectedDiffBytes, receivedDiffBytes)).To(BeTrue())
})
})
})