68 lines
2.1 KiB
Go
68 lines
2.1 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 history_test
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import (
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"math/big"
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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/fakes"
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"github.com/vulcanize/vulcanizedb/pkg/history"
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)
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var _ = Describe("Populating headers", func() {
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var headerRepository *fakes.MockHeaderRepository
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BeforeEach(func() {
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headerRepository = fakes.NewMockHeaderRepository()
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})
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It("returns number of headers added", func() {
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blockChain := fakes.NewMockBlockChain()
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blockChain.SetLastBlock(big.NewInt(2))
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headerRepository.SetMissingBlockNumbers([]int64{2})
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headersAdded, err := history.PopulateMissingHeaders(blockChain, headerRepository, 1)
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Expect(err).NotTo(HaveOccurred())
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Expect(headersAdded).To(Equal(1))
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})
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It("adds missing headers to the db", func() {
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blockChain := fakes.NewMockBlockChain()
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blockChain.SetLastBlock(big.NewInt(2))
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headerRepository.SetMissingBlockNumbers([]int64{2})
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_, err := history.PopulateMissingHeaders(blockChain, headerRepository, 1)
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Expect(err).NotTo(HaveOccurred())
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headerRepository.AssertCreateOrUpdateHeaderCallCountAndPassedBlockNumbers(1, []int64{2})
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})
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It("returns early if the db is already synced up to the head of the chain", func() {
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blockChain := fakes.NewMockBlockChain()
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blockChain.SetLastBlock(big.NewInt(2))
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headersAdded, err := history.PopulateMissingHeaders(blockChain, headerRepository, 2)
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Expect(err).NotTo(HaveOccurred())
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Expect(headersAdded).To(Equal(0))
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})
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})
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