forked from cerc-io/ipld-eth-server
114 lines
3.6 KiB
Go
114 lines
3.6 KiB
Go
package history_test
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import (
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"errors"
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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/core"
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"github.com/vulcanize/vulcanizedb/pkg/datastore/inmemory"
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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 blocks", func() {
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var inMemory *inmemory.InMemory
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var blockRepository *inmemory.BlockRepository
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BeforeEach(func() {
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inMemory = inmemory.NewInMemory()
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blockRepository = &inmemory.BlockRepository{InMemory: inMemory}
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})
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It("fills in the only missing block (BlockNumber 1)", func() {
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blocks := []core.Block{
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{Number: 1},
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{Number: 2},
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}
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blockchain := fakes.NewMockBlockChainWithBlocks(blocks)
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blockRepository.CreateOrUpdateBlock(core.Block{Number: 2})
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blocksAdded := history.PopulateMissingBlocks(blockchain, blockRepository, 1)
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_, err := blockRepository.GetBlock(1)
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Expect(blocksAdded).To(Equal(1))
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Expect(err).ToNot(HaveOccurred())
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})
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It("fills in the three missing blocks (Numbers: 5,8,10)", func() {
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blockchain := fakes.NewMockBlockChainWithBlocks([]core.Block{
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{Number: 4},
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{Number: 5},
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{Number: 6},
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{Number: 7},
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{Number: 8},
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{Number: 9},
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{Number: 10},
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{Number: 11},
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{Number: 12},
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{Number: 13},
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})
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blockRepository.CreateOrUpdateBlock(core.Block{Number: 1})
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blockRepository.CreateOrUpdateBlock(core.Block{Number: 2})
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blockRepository.CreateOrUpdateBlock(core.Block{Number: 3})
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blockRepository.CreateOrUpdateBlock(core.Block{Number: 6})
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blockRepository.CreateOrUpdateBlock(core.Block{Number: 7})
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blockRepository.CreateOrUpdateBlock(core.Block{Number: 9})
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blockRepository.CreateOrUpdateBlock(core.Block{Number: 11})
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blockRepository.CreateOrUpdateBlock(core.Block{Number: 12})
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blockRepository.CreateOrUpdateBlock(core.Block{Number: 13})
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blocksAdded := history.PopulateMissingBlocks(blockchain, blockRepository, 5)
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Expect(blocksAdded).To(Equal(3))
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Expect(blockRepository.BlockCount()).To(Equal(12))
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_, err := blockRepository.GetBlock(4)
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Expect(err).To(HaveOccurred())
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_, err = blockRepository.GetBlock(5)
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Expect(err).ToNot(HaveOccurred())
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_, err = blockRepository.GetBlock(8)
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Expect(err).ToNot(HaveOccurred())
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_, err = blockRepository.GetBlock(10)
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Expect(err).ToNot(HaveOccurred())
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_, err = blockRepository.GetBlock(14)
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Expect(err).To(HaveOccurred())
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})
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It("returns the number of blocks created", func() {
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blockchain := fakes.NewMockBlockChainWithBlocks([]core.Block{
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{Number: 4},
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{Number: 5},
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{Number: 6},
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})
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blockRepository.CreateOrUpdateBlock(core.Block{Number: 3})
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blockRepository.CreateOrUpdateBlock(core.Block{Number: 6})
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numberOfBlocksCreated := history.PopulateMissingBlocks(blockchain, blockRepository, 3)
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Expect(numberOfBlocksCreated).To(Equal(2))
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})
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It("updates the repository with a range of blocks w/in the range ", func() {
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blockchain := fakes.NewMockBlockChainWithBlocks([]core.Block{
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{Number: 1},
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{Number: 2},
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{Number: 3},
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{Number: 4},
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{Number: 5},
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})
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history.RetrieveAndUpdateBlocks(blockchain, blockRepository, history.MakeRange(2, 5))
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Expect(blockRepository.BlockCount()).To(Equal(4))
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Expect(blockRepository.CreateOrUpdateBlockCallCount).To(Equal(4))
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})
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It("does not call repository create block when there is an error", func() {
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blockchain := fakes.NewMockBlockChain(errors.New("error getting block"))
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blocks := history.MakeRange(1, 10)
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history.RetrieveAndUpdateBlocks(blockchain, blockRepository, blocks)
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Expect(blockRepository.BlockCount()).To(Equal(0))
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Expect(blockRepository.CreateOrUpdateBlockCallCount).To(Equal(0))
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})
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})
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