ipld-eth-server/pkg/super_node/eth/payload_fetcher_test.go

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// 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 eth_test
import (
"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/test_data"
"github.com/vulcanize/vulcanizedb/pkg/super_node/eth"
)
var _ = Describe("StateDiffFetcher", func() {
Describe("FetchStateDiffsAt", func() {
var (
mc *mocks.BackFillerClient
stateDiffFetcher *eth.PayloadFetcher
)
BeforeEach(func() {
mc = new(mocks.BackFillerClient)
setDiffAtErr1 := mc.SetReturnDiffAt(test_data.BlockNumber.Uint64(), test_data.MockStatediffPayload)
Expect(setDiffAtErr1).ToNot(HaveOccurred())
setDiffAtErr2 := mc.SetReturnDiffAt(test_data.BlockNumber2.Uint64(), test_data.MockStatediffPayload2)
Expect(setDiffAtErr2).ToNot(HaveOccurred())
stateDiffFetcher = eth.NewPayloadFetcher(mc)
})
It("Batch calls statediff_stateDiffAt", func() {
blockHeights := []uint64{
test_data.BlockNumber.Uint64(),
test_data.BlockNumber2.Uint64(),
}
stateDiffPayloads, fetchErr := stateDiffFetcher.FetchAt(blockHeights)
Expect(fetchErr).ToNot(HaveOccurred())
Expect(len(stateDiffPayloads)).To(Equal(2))
payload1, ok := stateDiffPayloads[0].(statediff.Payload)
Expect(ok).To(BeTrue())
payload2, ok := stateDiffPayloads[1].(statediff.Payload)
Expect(ok).To(BeTrue())
Expect(payload1).To(Equal(test_data.MockStatediffPayload))
Expect(payload2).To(Equal(test_data.MockStatediffPayload2))
})
})
})