// 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 . package eth_test import ( "math/big" "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/core/types" "github.com/ethereum/go-ethereum/params" "github.com/ethereum/go-ethereum/statediff/indexer/interfaces" "github.com/ethereum/go-ethereum/statediff/indexer/models" "github.com/ethereum/go-ethereum/trie" "github.com/jmoiron/sqlx" . "github.com/onsi/ginkgo" . "github.com/onsi/gomega" "github.com/vulcanize/ipld-eth-server/pkg/eth" "github.com/vulcanize/ipld-eth-server/pkg/eth/test_helpers" ) var ( openFilter = eth.SubscriptionSettings{ Start: big.NewInt(0), End: big.NewInt(1), HeaderFilter: eth.HeaderFilter{}, TxFilter: eth.TxFilter{}, ReceiptFilter: eth.ReceiptFilter{}, StateFilter: eth.StateFilter{}, StorageFilter: eth.StorageFilter{}, } rctAddressFilter = eth.SubscriptionSettings{ Start: big.NewInt(0), End: big.NewInt(1), HeaderFilter: eth.HeaderFilter{ Off: true, }, TxFilter: eth.TxFilter{ Off: true, }, ReceiptFilter: eth.ReceiptFilter{ LogAddresses: []string{test_helpers.Address.String()}, }, StateFilter: eth.StateFilter{ Off: true, }, StorageFilter: eth.StorageFilter{ Off: true, }, } rctTopicsFilter = eth.SubscriptionSettings{ Start: big.NewInt(0), End: big.NewInt(1), HeaderFilter: eth.HeaderFilter{ Off: true, }, TxFilter: eth.TxFilter{ Off: true, }, ReceiptFilter: eth.ReceiptFilter{ Topics: [][]string{{"0x0000000000000000000000000000000000000000000000000000000000000004"}}, }, StateFilter: eth.StateFilter{ Off: true, }, StorageFilter: eth.StorageFilter{ Off: true, }, } rctTopicsAndAddressFilter = eth.SubscriptionSettings{ Start: big.NewInt(0), End: big.NewInt(1), HeaderFilter: eth.HeaderFilter{ Off: true, }, TxFilter: eth.TxFilter{ Off: true, }, ReceiptFilter: eth.ReceiptFilter{ Topics: [][]string{ {"0x0000000000000000000000000000000000000000000000000000000000000004"}, {"0x0000000000000000000000000000000000000000000000000000000000000006"}, }, LogAddresses: []string{test_helpers.Address.String()}, }, StateFilter: eth.StateFilter{ Off: true, }, StorageFilter: eth.StorageFilter{ Off: true, }, } rctTopicsAndAddressFilterFail = eth.SubscriptionSettings{ Start: big.NewInt(0), End: big.NewInt(1), HeaderFilter: eth.HeaderFilter{ Off: true, }, TxFilter: eth.TxFilter{ Off: true, }, ReceiptFilter: eth.ReceiptFilter{ Topics: [][]string{ {"0x0000000000000000000000000000000000000000000000000000000000000004"}, {"0x0000000000000000000000000000000000000000000000000000000000000007"}, // This topic won't match on the mocks.Address.String() contract receipt }, LogAddresses: []string{test_helpers.Address.String()}, }, StateFilter: eth.StateFilter{ Off: true, }, StorageFilter: eth.StorageFilter{ Off: true, }, } rctAddressesAndTopicFilter = eth.SubscriptionSettings{ Start: big.NewInt(0), End: big.NewInt(1), HeaderFilter: eth.HeaderFilter{ Off: true, }, TxFilter: eth.TxFilter{ Off: true, }, ReceiptFilter: eth.ReceiptFilter{ Topics: [][]string{{"0x0000000000000000000000000000000000000000000000000000000000000005"}}, LogAddresses: []string{test_helpers.Address.String(), test_helpers.AnotherAddress.String()}, }, StateFilter: eth.StateFilter{ Off: true, }, StorageFilter: eth.StorageFilter{ Off: true, }, } rctsForAllCollectedTrxs = eth.SubscriptionSettings{ Start: big.NewInt(0), End: big.NewInt(1), HeaderFilter: eth.HeaderFilter{ Off: true, }, TxFilter: eth.TxFilter{}, // Trx filter open so we will collect all trxs, therefore we will also collect all corresponding rcts despite rct filter ReceiptFilter: eth.ReceiptFilter{ MatchTxs: true, Topics: [][]string{{"0x0000000000000000000000000000000000000000000000000000000000000006"}}, // Topic0 isn't one of the topic0s we have LogAddresses: []string{"0x0000000000000000000000000000000000000002"}, // Contract isn't one of the contracts we have }, StateFilter: eth.StateFilter{ Off: true, }, StorageFilter: eth.StorageFilter{ Off: true, }, } rctsForSelectCollectedTrxs = eth.SubscriptionSettings{ Start: big.NewInt(0), End: big.NewInt(1), HeaderFilter: eth.HeaderFilter{ Off: true, }, TxFilter: eth.TxFilter{ Dst: []string{test_helpers.AnotherAddress.String()}, // We only filter for one of the trxs so we will only get the one corresponding receipt }, ReceiptFilter: eth.ReceiptFilter{ MatchTxs: true, Topics: [][]string{{"0x0000000000000000000000000000000000000000000000000000000000000006"}}, // Topic0 isn't one of the topic0s we have LogAddresses: []string{"0x0000000000000000000000000000000000000002"}, // Contract isn't one of the contracts we have }, StateFilter: eth.StateFilter{ Off: true, }, StorageFilter: eth.StorageFilter{ Off: true, }, } stateFilter = eth.SubscriptionSettings{ Start: big.NewInt(0), End: big.NewInt(1), HeaderFilter: eth.HeaderFilter{ Off: true, }, TxFilter: eth.TxFilter{ Off: true, }, ReceiptFilter: eth.ReceiptFilter{ Off: true, }, StateFilter: eth.StateFilter{ Addresses: []string{test_helpers.AccountAddresss.Hex()}, }, StorageFilter: eth.StorageFilter{ Off: true, }, } ) var _ = Describe("Retriever", func() { var ( db *sqlx.DB diffIndexer interfaces.StateDiffIndexer retriever *eth.CIDRetriever ) BeforeEach(func() { db = eth.SetupTestDB() diffIndexer = eth.SetupTestStateDiffIndexer(ctx, params.TestChainConfig, test_helpers.Genesis.Hash()) retriever = eth.NewCIDRetriever(db) }) AfterEach(func() { eth.TearDownTestDB(db) }) Describe("Retrieve", func() { BeforeEach(func() { tx, err := diffIndexer.PushBlock(test_helpers.MockBlock, test_helpers.MockReceipts, test_helpers.MockBlock.Difficulty()) Expect(err).ToNot(HaveOccurred()) for _, node := range test_helpers.MockStateNodes { err = diffIndexer.PushStateNode(tx, node, test_helpers.MockBlock.Hash().String()) Expect(err).ToNot(HaveOccurred()) } err = tx.Submit(err) Expect(err).ToNot(HaveOccurred()) }) It("Retrieves all CIDs for the given blocknumber when provided an open filter", func() { type rctCIDAndMHKeyResult struct { LeafCID string `db:"leaf_cid"` LeafMhKey string `db:"leaf_mh_key"` } expectedRctCIDsAndLeafNodes := make([]rctCIDAndMHKeyResult, 0) pgStr := `SELECT receipt_cids.leaf_cid, receipt_cids.leaf_mh_key FROM eth.receipt_cids, eth.transaction_cids, eth.header_cids WHERE receipt_cids.tx_id = transaction_cids.tx_hash AND transaction_cids.header_id = header_cids.block_hash AND header_cids.block_number = $1 ORDER BY transaction_cids.index` err := db.Select(&expectedRctCIDsAndLeafNodes, pgStr, test_helpers.BlockNumber.Uint64()) cids, empty, err := retriever.Retrieve(openFilter, 1) Expect(err).ToNot(HaveOccurred()) Expect(empty).ToNot(BeTrue()) Expect(len(cids)).To(Equal(1)) Expect(cids[0].BlockNumber).To(Equal(test_helpers.MockCIDWrapper.BlockNumber)) expectedHeaderCID := test_helpers.MockCIDWrapper.Header expectedHeaderCID.BlockHash = cids[0].Header.BlockHash expectedHeaderCID.NodeID = cids[0].Header.NodeID Expect(cids[0].Header).To(Equal(expectedHeaderCID)) Expect(len(cids[0].Transactions)).To(Equal(4)) Expect(eth.TxModelsContainsCID(cids[0].Transactions, test_helpers.MockCIDWrapper.Transactions[0].CID)).To(BeTrue()) Expect(eth.TxModelsContainsCID(cids[0].Transactions, test_helpers.MockCIDWrapper.Transactions[1].CID)).To(BeTrue()) Expect(eth.TxModelsContainsCID(cids[0].Transactions, test_helpers.MockCIDWrapper.Transactions[2].CID)).To(BeTrue()) Expect(len(cids[0].Receipts)).To(Equal(4)) Expect(eth.ReceiptModelsContainsCID(cids[0].Receipts, expectedRctCIDsAndLeafNodes[0].LeafCID)).To(BeTrue()) Expect(eth.ReceiptModelsContainsCID(cids[0].Receipts, expectedRctCIDsAndLeafNodes[1].LeafCID)).To(BeTrue()) Expect(eth.ReceiptModelsContainsCID(cids[0].Receipts, expectedRctCIDsAndLeafNodes[2].LeafCID)).To(BeTrue()) Expect(len(cids[0].StateNodes)).To(Equal(2)) for _, stateNode := range cids[0].StateNodes { if stateNode.CID == test_helpers.State1CID.String() { Expect(stateNode.StateKey).To(Equal(common.BytesToHash(test_helpers.ContractLeafKey).Hex())) Expect(stateNode.NodeType).To(Equal(2)) Expect(stateNode.Path).To(Equal([]byte{'\x06'})) } if stateNode.CID == test_helpers.State2CID.String() { Expect(stateNode.StateKey).To(Equal(common.BytesToHash(test_helpers.AccountLeafKey).Hex())) Expect(stateNode.NodeType).To(Equal(2)) Expect(stateNode.Path).To(Equal([]byte{'\x0c'})) } } Expect(len(cids[0].StorageNodes)).To(Equal(1)) expectedStorageNodeCIDs := test_helpers.MockCIDWrapper.StorageNodes expectedStorageNodeCIDs[0].HeaderID = cids[0].StorageNodes[0].HeaderID expectedStorageNodeCIDs[0].StatePath = cids[0].StorageNodes[0].StatePath Expect(cids[0].StorageNodes).To(Equal(expectedStorageNodeCIDs)) }) It("Applies filters from the provided config.Subscription", func() { type rctCIDAndMHKeyResult struct { LeafCID string `db:"leaf_cid"` LeafMhKey string `db:"leaf_mh_key"` } expectedRctCIDsAndLeafNodes := make([]rctCIDAndMHKeyResult, 0) pgStr := `SELECT receipt_cids.leaf_cid, receipt_cids.leaf_mh_key FROM eth.receipt_cids, eth.transaction_cids, eth.header_cids WHERE receipt_cids.tx_id = transaction_cids.tx_hash AND transaction_cids.header_id = header_cids.block_hash AND header_cids.block_number = $1 ORDER BY transaction_cids.index` err := db.Select(&expectedRctCIDsAndLeafNodes, pgStr, test_helpers.BlockNumber.Uint64()) cids1, empty, err := retriever.Retrieve(rctAddressFilter, 1) Expect(err).ToNot(HaveOccurred()) Expect(empty).ToNot(BeTrue()) Expect(len(cids1)).To(Equal(1)) Expect(cids1[0].BlockNumber).To(Equal(test_helpers.MockCIDWrapper.BlockNumber)) Expect(cids1[0].Header).To(Equal(models.HeaderModel{})) Expect(len(cids1[0].Transactions)).To(Equal(0)) Expect(len(cids1[0].StateNodes)).To(Equal(0)) Expect(len(cids1[0].StorageNodes)).To(Equal(0)) Expect(len(cids1[0].Receipts)).To(Equal(1)) expectedReceiptCID := test_helpers.MockCIDWrapper.Receipts[0] expectedReceiptCID.TxID = cids1[0].Receipts[0].TxID expectedReceiptCID.LeafCID = expectedRctCIDsAndLeafNodes[0].LeafCID expectedReceiptCID.LeafMhKey = expectedRctCIDsAndLeafNodes[0].LeafMhKey Expect(cids1[0].Receipts[0]).To(Equal(expectedReceiptCID)) cids2, empty, err := retriever.Retrieve(rctTopicsFilter, 1) Expect(err).ToNot(HaveOccurred()) Expect(empty).ToNot(BeTrue()) Expect(len(cids2)).To(Equal(1)) Expect(cids2[0].BlockNumber).To(Equal(test_helpers.MockCIDWrapper.BlockNumber)) Expect(cids2[0].Header).To(Equal(models.HeaderModel{})) Expect(len(cids2[0].Transactions)).To(Equal(0)) Expect(len(cids2[0].StateNodes)).To(Equal(0)) Expect(len(cids2[0].StorageNodes)).To(Equal(0)) Expect(len(cids2[0].Receipts)).To(Equal(1)) expectedReceiptCID = test_helpers.MockCIDWrapper.Receipts[0] expectedReceiptCID.TxID = cids2[0].Receipts[0].TxID expectedReceiptCID.LeafCID = expectedRctCIDsAndLeafNodes[0].LeafCID expectedReceiptCID.LeafMhKey = expectedRctCIDsAndLeafNodes[0].LeafMhKey Expect(cids2[0].Receipts[0]).To(Equal(expectedReceiptCID)) cids3, empty, err := retriever.Retrieve(rctTopicsAndAddressFilter, 1) Expect(err).ToNot(HaveOccurred()) Expect(empty).ToNot(BeTrue()) Expect(len(cids3)).To(Equal(1)) Expect(cids3[0].BlockNumber).To(Equal(test_helpers.MockCIDWrapper.BlockNumber)) Expect(cids3[0].Header).To(Equal(models.HeaderModel{})) Expect(len(cids3[0].Transactions)).To(Equal(0)) Expect(len(cids3[0].StateNodes)).To(Equal(0)) Expect(len(cids3[0].StorageNodes)).To(Equal(0)) Expect(len(cids3[0].Receipts)).To(Equal(1)) expectedReceiptCID = test_helpers.MockCIDWrapper.Receipts[0] expectedReceiptCID.TxID = cids3[0].Receipts[0].TxID expectedReceiptCID.LeafCID = expectedRctCIDsAndLeafNodes[0].LeafCID expectedReceiptCID.LeafMhKey = expectedRctCIDsAndLeafNodes[0].LeafMhKey Expect(cids3[0].Receipts[0]).To(Equal(expectedReceiptCID)) cids4, empty, err := retriever.Retrieve(rctAddressesAndTopicFilter, 1) Expect(err).ToNot(HaveOccurred()) Expect(empty).ToNot(BeTrue()) Expect(len(cids4)).To(Equal(1)) Expect(cids4[0].BlockNumber).To(Equal(test_helpers.MockCIDWrapper.BlockNumber)) Expect(cids4[0].Header).To(Equal(models.HeaderModel{})) Expect(len(cids4[0].Transactions)).To(Equal(0)) Expect(len(cids4[0].StateNodes)).To(Equal(0)) Expect(len(cids4[0].StorageNodes)).To(Equal(0)) Expect(len(cids4[0].Receipts)).To(Equal(1)) expectedReceiptCID = test_helpers.MockCIDWrapper.Receipts[1] expectedReceiptCID.TxID = cids4[0].Receipts[0].TxID expectedReceiptCID.LeafCID = expectedRctCIDsAndLeafNodes[1].LeafCID expectedReceiptCID.LeafMhKey = expectedRctCIDsAndLeafNodes[1].LeafMhKey Expect(cids4[0].Receipts[0]).To(Equal(expectedReceiptCID)) cids5, empty, err := retriever.Retrieve(rctsForAllCollectedTrxs, 1) Expect(err).ToNot(HaveOccurred()) Expect(empty).ToNot(BeTrue()) Expect(len(cids5)).To(Equal(1)) Expect(cids5[0].BlockNumber).To(Equal(test_helpers.MockCIDWrapper.BlockNumber)) Expect(cids5[0].Header).To(Equal(models.HeaderModel{})) Expect(len(cids5[0].Transactions)).To(Equal(4)) Expect(eth.TxModelsContainsCID(cids5[0].Transactions, test_helpers.Trx1CID.String())).To(BeTrue()) Expect(eth.TxModelsContainsCID(cids5[0].Transactions, test_helpers.Trx2CID.String())).To(BeTrue()) Expect(eth.TxModelsContainsCID(cids5[0].Transactions, test_helpers.Trx3CID.String())).To(BeTrue()) Expect(len(cids5[0].StateNodes)).To(Equal(0)) Expect(len(cids5[0].StorageNodes)).To(Equal(0)) Expect(len(cids5[0].Receipts)).To(Equal(4)) Expect(eth.ReceiptModelsContainsCID(cids5[0].Receipts, expectedRctCIDsAndLeafNodes[0].LeafCID)).To(BeTrue()) Expect(eth.ReceiptModelsContainsCID(cids5[0].Receipts, expectedRctCIDsAndLeafNodes[1].LeafCID)).To(BeTrue()) Expect(eth.ReceiptModelsContainsCID(cids5[0].Receipts, expectedRctCIDsAndLeafNodes[2].LeafCID)).To(BeTrue()) cids6, empty, err := retriever.Retrieve(rctsForSelectCollectedTrxs, 1) Expect(err).ToNot(HaveOccurred()) Expect(empty).ToNot(BeTrue()) Expect(len(cids6)).To(Equal(1)) Expect(cids6[0].BlockNumber).To(Equal(test_helpers.MockCIDWrapper.BlockNumber)) Expect(cids6[0].Header).To(Equal(models.HeaderModel{})) Expect(len(cids6[0].Transactions)).To(Equal(1)) expectedTxCID := test_helpers.MockCIDWrapper.Transactions[1] expectedTxCID.TxHash = cids6[0].Transactions[0].TxHash expectedTxCID.HeaderID = cids6[0].Transactions[0].HeaderID Expect(cids6[0].Transactions[0]).To(Equal(expectedTxCID)) Expect(len(cids6[0].StateNodes)).To(Equal(0)) Expect(len(cids6[0].StorageNodes)).To(Equal(0)) Expect(len(cids6[0].Receipts)).To(Equal(1)) expectedReceiptCID = test_helpers.MockCIDWrapper.Receipts[1] expectedReceiptCID.TxID = cids6[0].Receipts[0].TxID expectedReceiptCID.LeafCID = expectedRctCIDsAndLeafNodes[1].LeafCID expectedReceiptCID.LeafMhKey = expectedRctCIDsAndLeafNodes[1].LeafMhKey Expect(cids6[0].Receipts[0]).To(Equal(expectedReceiptCID)) cids7, empty, err := retriever.Retrieve(stateFilter, 1) Expect(err).ToNot(HaveOccurred()) Expect(empty).ToNot(BeTrue()) Expect(len(cids7)).To(Equal(1)) Expect(cids7[0].BlockNumber).To(Equal(test_helpers.MockCIDWrapper.BlockNumber)) Expect(cids7[0].Header).To(Equal(models.HeaderModel{})) Expect(len(cids7[0].Transactions)).To(Equal(0)) Expect(len(cids7[0].Receipts)).To(Equal(0)) Expect(len(cids7[0].StorageNodes)).To(Equal(0)) Expect(len(cids7[0].StateNodes)).To(Equal(1)) Expect(cids7[0].StateNodes[0]).To(Equal(models.StateNodeModel{ HeaderID: cids7[0].StateNodes[0].HeaderID, NodeType: 2, StateKey: common.BytesToHash(test_helpers.AccountLeafKey).Hex(), CID: test_helpers.State2CID.String(), MhKey: test_helpers.State2MhKey, Path: []byte{'\x0c'}, })) _, empty, err = retriever.Retrieve(rctTopicsAndAddressFilterFail, 1) Expect(err).ToNot(HaveOccurred()) Expect(empty).To(BeTrue()) }) }) Describe("RetrieveFirstBlockNumber", func() { It("Throws an error if there are no blocks in the database", func() { _, err := retriever.RetrieveFirstBlockNumber() Expect(err).To(HaveOccurred()) }) It("Gets the number of the first block that has data in the database", func() { tx, err := diffIndexer.PushBlock(test_helpers.MockBlock, test_helpers.MockReceipts, test_helpers.MockBlock.Difficulty()) Expect(err).ToNot(HaveOccurred()) err = tx.Submit(err) 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 := test_helpers.MockConvertedPayload payload.Block = newMockBlock(1010101) tx, err := diffIndexer.PushBlock(payload.Block, payload.Receipts, payload.Block.Difficulty()) Expect(err).ToNot(HaveOccurred()) err = tx.Submit(err) 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 := test_helpers.MockConvertedPayload payload1.Block = newMockBlock(1010101) payload2 := payload1 payload2.Block = newMockBlock(5) tx, err := diffIndexer.PushBlock(payload1.Block, payload1.Receipts, payload1.Block.Difficulty()) Expect(err).ToNot(HaveOccurred()) err = tx.Submit(err) Expect(err).ToNot(HaveOccurred()) tx, err = diffIndexer.PushBlock(payload2.Block, payload2.Receipts, payload2.Block.Difficulty()) Expect(err).ToNot(HaveOccurred()) err = tx.Submit(err) Expect(err).ToNot(HaveOccurred()) num, err := retriever.RetrieveFirstBlockNumber() Expect(err).ToNot(HaveOccurred()) Expect(num).To(Equal(int64(5))) }) }) Describe("RetrieveLastBlockNumber", func() { It("Throws an error if there are no blocks in the database", func() { _, err := retriever.RetrieveLastBlockNumber() Expect(err).To(HaveOccurred()) }) It("Gets the number of the latest block that has data in the database", func() { tx, err := diffIndexer.PushBlock(test_helpers.MockBlock, test_helpers.MockReceipts, test_helpers.MockBlock.Difficulty()) Expect(err).ToNot(HaveOccurred()) err = tx.Submit(err) 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 := test_helpers.MockConvertedPayload payload.Block = newMockBlock(1010101) tx, err := diffIndexer.PushBlock(payload.Block, payload.Receipts, payload.Block.Difficulty()) Expect(err).ToNot(HaveOccurred()) err = tx.Submit(err) 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 := test_helpers.MockConvertedPayload payload1.Block = newMockBlock(1010101) payload2 := payload1 payload2.Block = newMockBlock(5) tx, err := diffIndexer.PushBlock(payload1.Block, payload1.Receipts, payload1.Block.Difficulty()) Expect(err).ToNot(HaveOccurred()) err = tx.Submit(err) Expect(err).ToNot(HaveOccurred()) tx, err = diffIndexer.PushBlock(payload2.Block, payload2.Receipts, payload2.Block.Difficulty()) Expect(err).ToNot(HaveOccurred()) err = tx.Submit(err) Expect(err).ToNot(HaveOccurred()) num, err := retriever.RetrieveLastBlockNumber() Expect(err).ToNot(HaveOccurred()) Expect(num).To(Equal(int64(1010101))) }) }) }) func newMockBlock(blockNumber uint64) *types.Block { header := test_helpers.MockHeader header.Number.SetUint64(blockNumber) return types.NewBlock(&test_helpers.MockHeader, test_helpers.MockTransactions, nil, test_helpers.MockReceipts, new(trie.Trie)) }