ipld-eth-server/pkg/super_node/retriever_test.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 super_node_test

import (
	"math/big"

	. "github.com/onsi/ginkgo"
	. "github.com/onsi/gomega"

	"github.com/vulcanize/vulcanizedb/pkg/config"
	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
	"github.com/vulcanize/vulcanizedb/pkg/ipfs"
	"github.com/vulcanize/vulcanizedb/pkg/ipfs/mocks"
	"github.com/vulcanize/vulcanizedb/pkg/super_node"
)

var (
	retriever  super_node.CIDRetriever
	openFilter = config.Subscription{
		StartingBlock: big.NewInt(0),
		EndingBlock:   big.NewInt(1),
		HeaderFilter:  config.HeaderFilter{},
		TrxFilter:     config.TrxFilter{},
		ReceiptFilter: config.ReceiptFilter{},
		StateFilter:   config.StateFilter{},
		StorageFilter: config.StorageFilter{},
	}
	rctContractFilter = config.Subscription{
		StartingBlock: big.NewInt(0),
		EndingBlock:   big.NewInt(1),
		HeaderFilter: config.HeaderFilter{
			Off: true,
		},
		TrxFilter: config.TrxFilter{
			Off: true,
		},
		ReceiptFilter: config.ReceiptFilter{
			Contracts: []string{"0x0000000000000000000000000000000000000001"},
		},
		StateFilter: config.StateFilter{
			Off: true,
		},
		StorageFilter: config.StorageFilter{
			Off: true,
		},
	}
	rctTopicsFilter = config.Subscription{
		StartingBlock: big.NewInt(0),
		EndingBlock:   big.NewInt(1),
		HeaderFilter: config.HeaderFilter{
			Off: true,
		},
		TrxFilter: config.TrxFilter{
			Off: true,
		},
		ReceiptFilter: config.ReceiptFilter{
			Topic0s: []string{"0x0000000000000000000000000000000000000000000000000000000000000004"},
		},
		StateFilter: config.StateFilter{
			Off: true,
		},
		StorageFilter: config.StorageFilter{
			Off: true,
		},
	}
	rctTopicsAndContractFilter = config.Subscription{
		StartingBlock: big.NewInt(0),
		EndingBlock:   big.NewInt(1),
		HeaderFilter: config.HeaderFilter{
			Off: true,
		},
		TrxFilter: config.TrxFilter{
			Off: true,
		},
		ReceiptFilter: config.ReceiptFilter{
			Topic0s:   []string{"0x0000000000000000000000000000000000000000000000000000000000000004", "0x0000000000000000000000000000000000000000000000000000000000000005"},
			Contracts: []string{"0x0000000000000000000000000000000000000000"},
		},
		StateFilter: config.StateFilter{
			Off: true,
		},
		StorageFilter: config.StorageFilter{
			Off: true,
		},
	}
	rctContractsAndTopicFilter = config.Subscription{
		StartingBlock: big.NewInt(0),
		EndingBlock:   big.NewInt(1),
		HeaderFilter: config.HeaderFilter{
			Off: true,
		},
		TrxFilter: config.TrxFilter{
			Off: true,
		},
		ReceiptFilter: config.ReceiptFilter{
			Topic0s:   []string{"0x0000000000000000000000000000000000000000000000000000000000000005"},
			Contracts: []string{"0x0000000000000000000000000000000000000000", "0x0000000000000000000000000000000000000001"},
		},
		StateFilter: config.StateFilter{
			Off: true,
		},
		StorageFilter: config.StorageFilter{
			Off: true,
		},
	}
	rctsForAllCollectedTrxs = config.Subscription{
		StartingBlock: big.NewInt(0),
		EndingBlock:   big.NewInt(1),
		HeaderFilter: config.HeaderFilter{
			Off: true,
		},
		TrxFilter: config.TrxFilter{}, // Trx filter open so we will collect all trxs, therefore we will also collect all corresponding rcts despite rct filter
		ReceiptFilter: config.ReceiptFilter{
			MatchTxs:  true,
			Topic0s:   []string{"0x0000000000000000000000000000000000000000000000000000000000000006"}, // Topic isn't one of the topics we have
			Contracts: []string{"0x0000000000000000000000000000000000000002"},                         // Contract isn't one of the contracts we have
		},
		StateFilter: config.StateFilter{
			Off: true,
		},
		StorageFilter: config.StorageFilter{
			Off: true,
		},
	}
	rctsForSelectCollectedTrxs = config.Subscription{
		StartingBlock: big.NewInt(0),
		EndingBlock:   big.NewInt(1),
		HeaderFilter: config.HeaderFilter{
			Off: true,
		},
		TrxFilter: config.TrxFilter{
			Dst: []string{"0x0000000000000000000000000000000000000001"}, // We only filter for one of the trxs so we will only get the one corresponding receipt
		},
		ReceiptFilter: config.ReceiptFilter{
			MatchTxs:  true,
			Topic0s:   []string{"0x0000000000000000000000000000000000000000000000000000000000000006"}, // Topic isn't one of the topics we have
			Contracts: []string{"0x0000000000000000000000000000000000000002"},                         // Contract isn't one of the contracts we have
		},
		StateFilter: config.StateFilter{
			Off: true,
		},
		StorageFilter: config.StorageFilter{
			Off: true,
		},
	}
	stateFilter = config.Subscription{
		StartingBlock: big.NewInt(0),
		EndingBlock:   big.NewInt(1),
		HeaderFilter: config.HeaderFilter{
			Off: true,
		},
		TrxFilter: config.TrxFilter{
			Off: true,
		},
		ReceiptFilter: config.ReceiptFilter{
			Off: true,
		},
		StateFilter: config.StateFilter{
			Addresses: []string{mocks.Address.Hex()},
		},
		StorageFilter: config.StorageFilter{
			Off: true,
		},
	}
)

var _ = Describe("Retriever", func() {
	var (
		db   *postgres.DB
		repo super_node.CIDRepository
	)
	BeforeEach(func() {
		var err error
		db, err = super_node.SetupDB()
		Expect(err).ToNot(HaveOccurred())
		repo = super_node.NewCIDRepository(db)
		retriever = super_node.NewCIDRetriever(db)
	})
	AfterEach(func() {
		super_node.TearDownDB(db)
	})

	Describe("RetrieveCIDs", func() {
		BeforeEach(func() {
			err := repo.Index(mocks.MockCIDPayload)
			Expect(err).ToNot(HaveOccurred())
		})
		It("Retrieves all CIDs for the given blocknumber when provided an open filter", func() {
			cidWrapper, err := retriever.RetrieveCIDs(openFilter, 1)
			Expect(err).ToNot(HaveOccurred())
			Expect(cidWrapper.BlockNumber).To(Equal(mocks.MockCIDWrapper.BlockNumber))
			Expect(len(cidWrapper.Headers)).To(Equal(1))
			Expect(cidWrapper.Headers).To(Equal(mocks.MockCIDWrapper.Headers))
			Expect(len(cidWrapper.Transactions)).To(Equal(2))
			Expect(super_node.ListContainsString(cidWrapper.Transactions, mocks.MockCIDWrapper.Transactions[0])).To(BeTrue())
			Expect(super_node.ListContainsString(cidWrapper.Transactions, mocks.MockCIDWrapper.Transactions[1])).To(BeTrue())
			Expect(len(cidWrapper.Receipts)).To(Equal(2))
			Expect(super_node.ListContainsString(cidWrapper.Receipts, mocks.MockCIDWrapper.Receipts[0])).To(BeTrue())
			Expect(super_node.ListContainsString(cidWrapper.Receipts, mocks.MockCIDWrapper.Receipts[1])).To(BeTrue())
			Expect(len(cidWrapper.StateNodes)).To(Equal(2))
			for _, stateNode := range cidWrapper.StateNodes {
				if stateNode.CID == "mockStateCID1" {
					Expect(stateNode.Key).To(Equal(mocks.ContractLeafKey.Hex()))
					Expect(stateNode.Leaf).To(Equal(true))
				}
				if stateNode.CID == "mockStateCID2" {
					Expect(stateNode.Key).To(Equal(mocks.AnotherContractLeafKey.Hex()))
					Expect(stateNode.Leaf).To(Equal(true))
				}
			}
			Expect(len(cidWrapper.StorageNodes)).To(Equal(1))
			Expect(cidWrapper.StorageNodes).To(Equal(mocks.MockCIDWrapper.StorageNodes))
		})

		It("Applies filters from the provided config.Subscription", func() {
			cidWrapper1, err1 := retriever.RetrieveCIDs(rctContractFilter, 1)
			Expect(err1).ToNot(HaveOccurred())
			Expect(cidWrapper1.BlockNumber).To(Equal(mocks.MockCIDWrapper.BlockNumber))
			Expect(len(cidWrapper1.Headers)).To(Equal(0))
			Expect(len(cidWrapper1.Transactions)).To(Equal(0))
			Expect(len(cidWrapper1.StateNodes)).To(Equal(0))
			Expect(len(cidWrapper1.StorageNodes)).To(Equal(0))
			Expect(len(cidWrapper1.Receipts)).To(Equal(1))
			Expect(cidWrapper1.Receipts[0]).To(Equal("mockRctCID2"))

			cidWrapper2, err2 := retriever.RetrieveCIDs(rctTopicsFilter, 1)
			Expect(err2).ToNot(HaveOccurred())
			Expect(cidWrapper2.BlockNumber).To(Equal(mocks.MockCIDWrapper.BlockNumber))
			Expect(len(cidWrapper2.Headers)).To(Equal(0))
			Expect(len(cidWrapper2.Transactions)).To(Equal(0))
			Expect(len(cidWrapper2.StateNodes)).To(Equal(0))
			Expect(len(cidWrapper2.StorageNodes)).To(Equal(0))
			Expect(len(cidWrapper2.Receipts)).To(Equal(1))
			Expect(cidWrapper2.Receipts[0]).To(Equal("mockRctCID1"))

			cidWrapper3, err3 := retriever.RetrieveCIDs(rctTopicsAndContractFilter, 1)
			Expect(err3).ToNot(HaveOccurred())
			Expect(cidWrapper3.BlockNumber).To(Equal(mocks.MockCIDWrapper.BlockNumber))
			Expect(len(cidWrapper3.Headers)).To(Equal(0))
			Expect(len(cidWrapper3.Transactions)).To(Equal(0))
			Expect(len(cidWrapper3.StateNodes)).To(Equal(0))
			Expect(len(cidWrapper3.StorageNodes)).To(Equal(0))
			Expect(len(cidWrapper3.Receipts)).To(Equal(1))
			Expect(cidWrapper3.Receipts[0]).To(Equal("mockRctCID1"))

			cidWrapper4, err4 := retriever.RetrieveCIDs(rctContractsAndTopicFilter, 1)
			Expect(err4).ToNot(HaveOccurred())
			Expect(cidWrapper4.BlockNumber).To(Equal(mocks.MockCIDWrapper.BlockNumber))
			Expect(len(cidWrapper4.Headers)).To(Equal(0))
			Expect(len(cidWrapper4.Transactions)).To(Equal(0))
			Expect(len(cidWrapper4.StateNodes)).To(Equal(0))
			Expect(len(cidWrapper4.StorageNodes)).To(Equal(0))
			Expect(len(cidWrapper4.Receipts)).To(Equal(1))
			Expect(cidWrapper4.Receipts[0]).To(Equal("mockRctCID2"))

			cidWrapper5, err5 := retriever.RetrieveCIDs(rctsForAllCollectedTrxs, 1)
			Expect(err5).ToNot(HaveOccurred())
			Expect(cidWrapper5.BlockNumber).To(Equal(mocks.MockCIDWrapper.BlockNumber))
			Expect(len(cidWrapper5.Headers)).To(Equal(0))
			Expect(len(cidWrapper5.Transactions)).To(Equal(2))
			Expect(super_node.ListContainsString(cidWrapper5.Transactions, "mockTrxCID1")).To(BeTrue())
			Expect(super_node.ListContainsString(cidWrapper5.Transactions, "mockTrxCID2")).To(BeTrue())
			Expect(len(cidWrapper5.StateNodes)).To(Equal(0))
			Expect(len(cidWrapper5.StorageNodes)).To(Equal(0))
			Expect(len(cidWrapper5.Receipts)).To(Equal(2))
			Expect(super_node.ListContainsString(cidWrapper5.Receipts, "mockRctCID1")).To(BeTrue())
			Expect(super_node.ListContainsString(cidWrapper5.Receipts, "mockRctCID2")).To(BeTrue())

			cidWrapper6, err6 := retriever.RetrieveCIDs(rctsForSelectCollectedTrxs, 1)
			Expect(err6).ToNot(HaveOccurred())
			Expect(cidWrapper6.BlockNumber).To(Equal(mocks.MockCIDWrapper.BlockNumber))
			Expect(len(cidWrapper6.Headers)).To(Equal(0))
			Expect(len(cidWrapper6.Transactions)).To(Equal(1))
			Expect(cidWrapper6.Transactions[0]).To(Equal("mockTrxCID2"))
			Expect(len(cidWrapper6.StateNodes)).To(Equal(0))
			Expect(len(cidWrapper6.StorageNodes)).To(Equal(0))
			Expect(len(cidWrapper6.Receipts)).To(Equal(1))
			Expect(cidWrapper6.Receipts[0]).To(Equal("mockRctCID2"))

			cidWrapper7, err7 := retriever.RetrieveCIDs(stateFilter, 1)
			Expect(err7).ToNot(HaveOccurred())
			Expect(cidWrapper7.BlockNumber).To(Equal(mocks.MockCIDWrapper.BlockNumber))
			Expect(len(cidWrapper7.Headers)).To(Equal(0))
			Expect(len(cidWrapper7.Transactions)).To(Equal(0))
			Expect(len(cidWrapper7.Receipts)).To(Equal(0))
			Expect(len(cidWrapper7.StorageNodes)).To(Equal(0))
			Expect(len(cidWrapper7.StateNodes)).To(Equal(1))
			Expect(cidWrapper7.StateNodes[0]).To(Equal(ipfs.StateNodeCID{
				Leaf: true,
				Key:  mocks.ContractLeafKey.Hex(),
				CID:  "mockStateCID1",
			}))
		})
	})

	Describe("RetrieveFirstBlockNumber", func() {
		It("Gets the number of the first block that has data in the database", func() {
			err := repo.Index(mocks.MockCIDPayload)
			Expect(err).ToNot(HaveOccurred())
			num, err := retriever.RetrieveFirstBlockNumber()
			Expect(err).ToNot(HaveOccurred())
			Expect(num).To(Equal(int64(1)))
		})

		It("Gets the number of the first block that has data in the database", func() {
			payload := *mocks.MockCIDPayload
			payload.BlockNumber = "1010101"
			err := repo.Index(&payload)
			Expect(err).ToNot(HaveOccurred())
			num, err := retriever.RetrieveFirstBlockNumber()
			Expect(err).ToNot(HaveOccurred())
			Expect(num).To(Equal(int64(1010101)))
		})

		It("Gets the number of the first block that has data in the database", func() {
			payload1 := *mocks.MockCIDPayload
			payload1.BlockNumber = "1010101"
			payload2 := payload1
			payload2.BlockNumber = "5"
			err := repo.Index(&payload1)
			Expect(err).ToNot(HaveOccurred())
			err = repo.Index(&payload2)
			Expect(err).ToNot(HaveOccurred())
			num, err := retriever.RetrieveFirstBlockNumber()
			Expect(err).ToNot(HaveOccurred())
			Expect(num).To(Equal(int64(5)))
		})
	})

	Describe("RetrieveLastBlockNumber", func() {
		It("Gets the number of the latest block that has data in the database", func() {
			err := repo.Index(mocks.MockCIDPayload)
			Expect(err).ToNot(HaveOccurred())
			num, err := retriever.RetrieveLastBlockNumber()
			Expect(err).ToNot(HaveOccurred())
			Expect(num).To(Equal(int64(1)))
		})

		It("Gets the number of the latest block that has data in the database", func() {
			payload := *mocks.MockCIDPayload
			payload.BlockNumber = "1010101"
			err := repo.Index(&payload)
			Expect(err).ToNot(HaveOccurred())
			num, err := retriever.RetrieveLastBlockNumber()
			Expect(err).ToNot(HaveOccurred())
			Expect(num).To(Equal(int64(1010101)))
		})

		It("Gets the number of the latest block that has data in the database", func() {
			payload1 := *mocks.MockCIDPayload
			payload1.BlockNumber = "1010101"
			payload2 := payload1
			payload2.BlockNumber = "5"
			err := repo.Index(&payload1)
			Expect(err).ToNot(HaveOccurred())
			err = repo.Index(&payload2)
			Expect(err).ToNot(HaveOccurred())
			num, err := retriever.RetrieveLastBlockNumber()
			Expect(err).ToNot(HaveOccurred())
			Expect(num).To(Equal(int64(1010101)))
		})
	})

	Describe("RetrieveGapsInData", func() {
		It("Doesn't return gaps if there are none", func() {
			payload1 := *mocks.MockCIDPayload
			payload1.BlockNumber = "2"
			payload2 := payload1
			payload2.BlockNumber = "3"
			err := repo.Index(mocks.MockCIDPayload)
			Expect(err).ToNot(HaveOccurred())
			err = repo.Index(&payload1)
			Expect(err).ToNot(HaveOccurred())
			err = repo.Index(&payload2)
			Expect(err).ToNot(HaveOccurred())
			gaps, err := retriever.RetrieveGapsInData()
			Expect(err).ToNot(HaveOccurred())
			Expect(len(gaps)).To(Equal(0))
		})

		It("Doesn't return the gap from 0 to the earliest block", func() {
			payload := *mocks.MockCIDPayload
			payload.BlockNumber = "5"
			err := repo.Index(&payload)
			Expect(err).ToNot(HaveOccurred())
			gaps, err := retriever.RetrieveGapsInData()
			Expect(err).ToNot(HaveOccurred())
			Expect(len(gaps)).To(Equal(0))
		})

		It("Finds gap between two entries", func() {
			payload1 := *mocks.MockCIDPayload
			payload1.BlockNumber = "1010101"
			payload2 := payload1
			payload2.BlockNumber = "5"
			err := repo.Index(&payload1)
			Expect(err).ToNot(HaveOccurred())
			err = repo.Index(&payload2)
			Expect(err).ToNot(HaveOccurred())
			gaps, err := retriever.RetrieveGapsInData()
			Expect(err).ToNot(HaveOccurred())
			Expect(len(gaps)).To(Equal(1))
			Expect(gaps[0][0]).To(Equal(uint64(6)))
			Expect(gaps[0][1]).To(Equal(uint64(1010100)))
		})

		It("Finds gaps between multiple entries", func() {
			payload1 := *mocks.MockCIDPayload
			payload1.BlockNumber = "1010101"
			payload2 := payload1
			payload2.BlockNumber = "5"
			payload3 := payload2
			payload3.BlockNumber = "100"
			payload4 := payload3
			payload4.BlockNumber = "101"
			payload5 := payload4
			payload5.BlockNumber = "102"
			payload6 := payload5
			payload6.BlockNumber = "1000"
			err := repo.Index(&payload1)
			Expect(err).ToNot(HaveOccurred())
			err = repo.Index(&payload2)
			Expect(err).ToNot(HaveOccurred())
			err = repo.Index(&payload3)
			Expect(err).ToNot(HaveOccurred())
			err = repo.Index(&payload4)
			Expect(err).ToNot(HaveOccurred())
			err = repo.Index(&payload5)
			Expect(err).ToNot(HaveOccurred())
			err = repo.Index(&payload6)
			Expect(err).ToNot(HaveOccurred())
			gaps, err := retriever.RetrieveGapsInData()
			Expect(err).ToNot(HaveOccurred())
			Expect(len(gaps)).To(Equal(3))
			Expect(super_node.ListContainsRange(gaps, [2]uint64{6, 99})).To(BeTrue())
			Expect(super_node.ListContainsRange(gaps, [2]uint64{103, 999})).To(BeTrue())
			Expect(super_node.ListContainsRange(gaps, [2]uint64{1001, 1010100})).To(BeTrue())
		})
	})
})